minor cleanup

major package refactoring

build.gradle

@@ -1,62 +0,0 @@
-apply plugin: "net.minecraftforge.gradle.forge"
-apply plugin: 'kotlin'
-
-archivesBaseName = jarName
-
-buildscript {
-    repositories {
-        mavenCentral()
-        maven {
-            name = "forge"
-            url = "http://files.minecraftforge.net/maven"
-        }
-    }
-    dependencies {
-        classpath "net.minecraftforge.gradle:ForgeGradle:2.3-SNAPSHOT"
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
-}
-
-repositories {
-    mavenCentral()
-    jcenter()
-    maven {
-        name = "shadowfacts"
-        url = "https://maven.shadowfacts.net/"
-    }
-}
-
-dependencies {
-    compile "net.shadowfacts:Forgelin:$forgelin_version"
-}
-
-minecraft {
-    version = mc_version + "-" + forge_version
-    mappings = mcp_mappings
-    runDir = 'run'
-}
-processResources {
-    from(sourceSets.main.resources) { exclude 'mcmod.info' }
-    from(sourceSets.main.resources) { include 'mcmod.info' expand 'version':version, 'mcversion':minecraft.version }
-
-    into "${buildDir}/classes/main"
-}
-
-def manifestCfg = {
-    attributes "FMLCorePlugin": "mods.betterfoliage.loader.BetterFoliageLoader"
-    attributes "FMLCorePluginContainsFMLMod": "mods.betterfoliage.BetterFoliageMod"
-    attributes "FMLAT": "BetterFoliage_at.cfg"
-}
-
-jar {
-    manifest manifestCfg
-    exclude "optifine"
-}
-
-task sourcesJar(type: Jar, dependsOn: classes) {
-    classifier = 'sources'
-    manifest manifestCfg
-    from(sourceSets.main.kotlin)
-    from(sourceSets.main.resources) { exclude 'mcmod.info' }
-    from(sourceSets.main.resources) { include 'mcmod.info' expand 'version':version, 'mcversion':minecraft.version }
-}

build.gradle.kts

@@ -0,0 +1,69 @@
+import net.fabricmc.loom.task.RemapJarTask
+import org.ajoberstar.grgit.Grgit
+
+plugins {
+    kotlin("jvm").version("1.3.60")
+    id("fabric-loom").version("0.2.6-SNAPSHOT")
+    id("org.ajoberstar.grgit").version("3.1.1")
+}
+apply(plugin = "org.ajoberstar.grgit")
+
+val gitHash = (project.ext.get("grgit") as Grgit).head().abbreviatedId
+val semVer = "${project.version}+$gitHash"
+val jarName = "BetterFoliage-$semVer-Fabric-${properties["mcVersion"]}"
+
+repositories {
+    maven("http://maven.fabricmc.net/")
+    maven("https://minecraft.curseforge.com/api/maven")
+    maven("http://maven.modmuss50.me/")
+    maven("https://grondag-repo.appspot.com").credentials { username = "guest"; password = "" }
+    maven("https://jitpack.io")
+}
+
+dependencies {
+    "minecraft"("com.mojang:minecraft:${properties["mcVersion"]}")
+    "mappings"("net.fabricmc:yarn:${properties["yarnMappings"]}:v2")
+
+    // basic Fabric stuff
+    "modImplementation"("net.fabricmc:fabric-loader:${properties["loaderVersion"]}")
+    "modImplementation"("net.fabricmc.fabric-api:fabric-api:${properties["fabricVersion"]}")
+    "modImplementation"("net.fabricmc:fabric-language-kotlin:${properties["fabricKotlinVersion"]}")
+
+    // configuration handling
+    "modImplementation"("io.github.prospector:modmenu:${properties["modMenuVersion"]}")
+    listOf("modImplementation", "include").forEach { configuration ->
+        configuration("me.shedaniel.cloth:config-2:${properties["clothConfigVersion"]}")
+        configuration("me.zeroeightsix:fiber:${properties["fiberVersion"]}")
+    }
+
+    // Canvas Renderer
+//    "modImplementation"("grondag:canvas:0.7.+")
+
+    // Optifabric
+    "modImplementation"("com.github.modmuss50:OptiFabric:df03dc2c22")
+    "implementation"("org.zeroturnaround:zt-zip:1.13")
+}
+
+sourceSets {
+    get("main").ext["refMap"] = "betterfoliage.refmap.json"
+}
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
+}
+
+kotlin {
+    target.compilations.configureEach {
+        kotlinOptions.jvmTarget = "1.8"
+        kotlinOptions.freeCompilerArgs += listOf("-Xno-param-assertions", "-Xno-call-assertions")
+    }
+}
+
+tasks.getByName<ProcessResources>("processResources") {
+    filesMatching("fabric.mod.json") { expand(mutableMapOf("version" to semVer)) }
+}
+
+tasks.getByName<RemapJarTask>("remapJar") {
+    archiveName = "$jarName.jar"
+}

gradle.properties

@@ -1,11 +1,21 @@
+org.gradle.jvmargs=-Xmx2G
+org.gradle.daemon=false
+
 group = com.github.octarine-noise
-jarName = BetterFoliage-MC1.12
+name = betterfoliage
+jarName = BetterFoliage-Forge
 
-version = 2.3.1
+version = 2.5.0
 
-mc_version = 1.12.2
-forge_version = 14.23.5.2847
-mcp_mappings = stable_39
+mcVersion = 1.14.4
+yarnMappings=1.14.4+build.15
+loaderVersion=0.7.3+build.176
+fabricVersion=0.4.2+build.246-1.14
+loomVersion=0.2.6-SNAPSHOT
 
-kotlin_version = 1.3.40
-forgelin_version = 1.8.4
+kotlinVersion=1.3.60
+fabricKotlinVersion=1.3.60+build.1
+
+clothConfigVersion=1.8
+modMenuVersion=1.7.6+build.115
+fiberVersion=0.8.0-2

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.9-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -1,5 +1,21 @@
 #!/usr/bin/env sh
 
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
 ##############################################################################
 ##
 ##  Gradle start up script for UN*X
@@ -28,7 +44,7 @@ APP_NAME="Gradle"
 APP_BASE_NAME=`basename "$0"`
 
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS=""
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD="maximum"
@@ -109,8 +125,8 @@ if $darwin; then
     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
 fi
 
-# For Cygwin, switch paths to Windows format before running java
-if $cygwin ; then
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
     JAVACMD=`cygpath --unix "$JAVACMD"`
@@ -138,19 +154,19 @@ if $cygwin ; then
         else
             eval `echo args$i`="\"$arg\""
         fi
-        i=$((i+1))
+        i=`expr $i + 1`
     done
     case $i in
-        (0) set -- ;;
-        (1) set -- "$args0" ;;
-        (2) set -- "$args0" "$args1" ;;
-        (3) set -- "$args0" "$args1" "$args2" ;;
-        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
-        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
-        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
-        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
-        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
-        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
     esac
 fi
 
@@ -159,14 +175,9 @@ save () {
     for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
     echo " "
 }
-APP_ARGS=$(save "$@")
+APP_ARGS=`save "$@"`
 
 # Collect all arguments for the java command, following the shell quoting and substitution rules
 eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
 
-# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
-if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
-  cd "$(dirname "$0")"
-fi
-
 exec "$JAVACMD" "$@"

gradlew.bat

@@ -1,3 +1,19 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
 @if "%DEBUG%" == "" @echo off
 @rem ##########################################################################
 @rem
@@ -14,7 +30,7 @@ set APP_BASE_NAME=%~n0
 set APP_HOME=%DIRNAME%
 
 @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-set DEFAULT_JVM_OPTS=
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
 
 @rem Find java.exe
 if defined JAVA_HOME goto findJavaFromJavaHome

settings.gradle

@@ -1,2 +0,0 @@
-rootProject.name = 'BetterFoliage'
-

settings.gradle.kts

@@ -0,0 +1,8 @@
+pluginManagement {
+    repositories {
+        jcenter()
+        maven("https://maven.fabricmc.net/")
+        gradlePluginPortal()
+    }
+}
+rootProject.name = "betterfoliage"

src/main/java/mods/betterfoliage/loader/BetterFoliageLoader.java

@@ -1,38 +0,0 @@
-package mods.betterfoliage.loader;
-
-import net.minecraftforge.fml.relauncher.IFMLLoadingPlugin;
-
-import java.util.Map;
-
-@IFMLLoadingPlugin.TransformerExclusions({
-    "mods.betterfoliage.loader",
-    "mods.octarinecore.metaprog",
-    "kotlin"
-})
-@IFMLLoadingPlugin.MCVersion("1.12.2")
-@IFMLLoadingPlugin.SortingIndex(1400)
-public class BetterFoliageLoader implements IFMLLoadingPlugin {
-    @Override
-    public String[] getASMTransformerClass() {
-        return new String[] { "mods.betterfoliage.loader.BetterFoliageTransformer" };
-    }
-
-    @Override
-    public String getModContainerClass() {
-        return null;
-    }
-
-    @Override
-    public String getSetupClass() {
-        return null;
-    }
-
-    @Override
-    public void injectData(Map<String, Object> data) {
-    }
-
-    @Override
-    public String getAccessTransformerClass() {
-        return null;
-    }
-}

src/main/java/mods/betterfoliage/mixin/MixinBlock.java

@@ -0,0 +1,44 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.Hooks;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Direction;
+import net.minecraft.util.shape.VoxelShape;
+import net.minecraft.world.BlockView;
+import net.minecraft.world.World;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.Redirect;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Random;
+
+
+@Mixin(Block.class)
+public class MixinBlock {
+    private static final String shouldSideBeRendered = "shouldDrawSide(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/BlockView;Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/util/math/Direction;)Z";
+    private static final String getVoxelShape = "Lnet/minecraft/block/BlockState;getCullShape(Lnet/minecraft/world/BlockView;Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/util/math/Direction;)Lnet/minecraft/util/shape/VoxelShape;";
+    private static final String randomDisplayTick = "randomDisplayTick(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/World;Lnet/minecraft/util/math/BlockPos;Ljava/util/Random;)V";
+
+    /**
+     * Override the {@link VoxelShape} used for the neighbor block in {@link Block}.shouldSideBeRendered().
+     *
+     * This way log blocks can be made to not block rendering, without altering any {@link Block} or
+     * {@link BlockState} properties with potential gameplay ramifications.
+     */
+    @Redirect(method = shouldSideBeRendered, at = @At(value = "INVOKE", target = getVoxelShape, ordinal = 1))
+    private static VoxelShape getVoxelShapeOverride(BlockState state, BlockView reader, BlockPos pos, Direction dir) {
+        return Hooks.getVoxelShapeOverride(state, reader, pos, dir);
+    }
+
+    /**
+     * Inject a callback to call for every random display tick. Used for adding custom particle effects to blocks.
+     */
+    @Inject(method = randomDisplayTick, at = @At("HEAD"))
+    void onRandomDisplayTick(BlockState state, World world, BlockPos pos, Random rnd, CallbackInfo ci) {
+//        Hooks.onRandomDisplayTick(state.getBlock(), state, world, pos, rnd);
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinBlockModels.java

@@ -0,0 +1,17 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.BlockModelsReloadCallback;
+import net.minecraft.client.render.block.BlockModels;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(BlockModels.class)
+public class MixinBlockModels {
+
+    @Inject(method = "reload()V", at = @At("RETURN"))
+    void onReload(CallbackInfo ci) {
+        BlockModelsReloadCallback.EVENT.invoker().reloadBlockModels((BlockModels) (Object) this);
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinBlockState.java

@@ -0,0 +1,27 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.Hooks;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.BlockView;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+/**
+ * Mixin to override the result of {@link BlockState}.getAmbientOcclusionLightValue().
+ *
+ * Needed to avoid excessive darkening of Round Logs at the corners, now that they are not full blocks.
+ */
+@Mixin(BlockState.class)
+@SuppressWarnings({"UnnecessaryQualifiedMemberReference", "deprecation"})
+public class MixinBlockState {
+    private static final String callFrom = "Lnet/minecraft/block/BlockState;getAmbientOcclusionLightLevel(Lnet/minecraft/world/BlockView;Lnet/minecraft/util/math/BlockPos;)F";
+    private static final String callTo = "Lnet/minecraft/block/Block;getAmbientOcclusionLightLevel(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/BlockView;Lnet/minecraft/util/math/BlockPos;)F";
+
+    @Redirect(method = callFrom, at = @At(value = "INVOKE", target = callTo))
+    float getAmbientOcclusionValue(Block block, BlockState state, BlockView reader, BlockPos pos) {
+        return Hooks.getAmbientOcclusionLightValueOverride(block.getAmbientOcclusionLightLevel(state, reader, pos), state);
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinClientChunkManager.java

@@ -0,0 +1,23 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.ClientChunkLoadCallback;
+import net.minecraft.client.world.ClientChunkManager;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.util.PacketByteBuf;
+import net.minecraft.world.World;
+import net.minecraft.world.chunk.WorldChunk;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(ClientChunkManager.class)
+public class MixinClientChunkManager {
+
+    private static final String onLoadChunkFromPacket = "loadChunkFromPacket(Lnet/minecraft/world/World;IILnet/minecraft/util/PacketByteBuf;Lnet/minecraft/nbt/CompoundTag;IZ)Lnet/minecraft/world/chunk/WorldChunk;";
+
+    @Inject(method = onLoadChunkFromPacket, at = @At(value = "RETURN", ordinal = 2))
+    void onLoadChunkFromPacket(World world, int chunkX, int chunkZ, PacketByteBuf data, CompoundTag nbt, int updatedSectionsBits, boolean clearOld, CallbackInfoReturnable<WorldChunk> ci) {
+        ClientChunkLoadCallback.EVENT.invoker().loadChunk(ci.getReturnValue());
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinClientChunkManagerChunkMap.java

@@ -0,0 +1,19 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.ClientChunkLoadCallback;
+import net.minecraft.world.chunk.WorldChunk;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(targets = {"net.minecraft.client.world.ClientChunkManager$ClientChunkMap"})
+public class MixinClientChunkManagerChunkMap {
+
+    private static final String onSetAndCompare = "method_20183(ILnet/minecraft/world/chunk/WorldChunk;Lnet/minecraft/world/chunk/WorldChunk;)Lnet/minecraft/world/chunk/WorldChunk;";
+
+    @Inject(method = onSetAndCompare, at = @At("HEAD"))
+    void onSetAndCompare(int i, WorldChunk oldChunk, WorldChunk newChunk, CallbackInfoReturnable<WorldChunk> ci) {
+        ClientChunkLoadCallback.EVENT.invoker().unloadChunk(oldChunk);
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinClientWorld.java

@@ -0,0 +1,50 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.ClientWorldLoadCallback;
+import mods.betterfoliage.Hooks;
+import net.minecraft.block.BlockState;
+import net.minecraft.client.network.ClientPlayNetworkHandler;
+import net.minecraft.client.render.WorldRenderer;
+import net.minecraft.client.world.ClientWorld;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.profiler.Profiler;
+import net.minecraft.world.dimension.DimensionType;
+import net.minecraft.world.level.LevelInfo;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Random;
+
+@Mixin(ClientWorld.class)
+public class MixinClientWorld {
+
+    private static final String ctor = "<init>(Lnet/minecraft/client/network/ClientPlayNetworkHandler;Lnet/minecraft/world/level/LevelInfo;Lnet/minecraft/world/dimension/DimensionType;ILnet/minecraft/util/profiler/Profiler;Lnet/minecraft/client/render/WorldRenderer;)V";
+    private static final String scheduleBlockRender = "scheduleBlockRender(Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/block/BlockState;Lnet/minecraft/block/BlockState;)V";
+    private static final String rendererNotify = "Lnet/minecraft/client/render/WorldRenderer;method_21596(Lnet/minecraft/util/math/BlockPos;Lnet/minecraft/block/BlockState;Lnet/minecraft/block/BlockState;)V";
+    private static final String worldDisplayTick = "randomBlockDisplayTick(IIIILjava/util/Random;ZLnet/minecraft/util/math/BlockPos$Mutable;)V";
+    private static final String blockDisplayTick = "Lnet/minecraft/block/Block;randomDisplayTick(Lnet/minecraft/block/BlockState;Lnet/minecraft/world/World;Lnet/minecraft/util/math/BlockPos;Ljava/util/Random;)V";
+
+    /**
+     * Inject callback to get notified of client-side blockstate changes.
+     * Used to invalidate caches in the {@link mods.betterfoliage.chunk.ChunkOverlayManager}
+     */
+    @Inject(method = scheduleBlockRender, at = @At(value = "HEAD"))
+    void onClientBlockChanged(BlockPos pos, BlockState oldState, BlockState newState, CallbackInfo ci) {
+        Hooks.onClientBlockChanged((ClientWorld) (Object) this, pos, oldState, newState);
+    }
+
+    @Inject(method = ctor, at = @At("RETURN"))
+    void onClientWorldCreated(ClientPlayNetworkHandler netHandler, LevelInfo levelInfo, DimensionType dimensionType, int i, Profiler profiler, WorldRenderer worldRenderer, CallbackInfo ci) {
+        ClientWorldLoadCallback.EVENT.invoker().loadWorld((ClientWorld) (Object) this);
+    }
+
+    /**
+     * Inject a callback to call for every random display tick. Used for adding custom particle effects to blocks.
+     */
+    @Inject(method = worldDisplayTick, at = @At(value = "INVOKE", target = blockDisplayTick))
+    void onRandomDisplayTick(int xCenter, int yCenter, int zCenter, int radius, Random random, boolean spawnBarrierParticles, BlockPos.Mutable mutable, CallbackInfo ci) {
+        Hooks.onRandomDisplayTick((ClientWorld) (Object) this, mutable);
+    }
+}

src/main/java/mods/betterfoliage/mixin/MixinModelLoader.java

@@ -0,0 +1,28 @@
+package mods.betterfoliage.mixin;
+
+import mods.betterfoliage.ModelLoadingCallback;
+import net.minecraft.client.render.model.ModelLoader;
+import net.minecraft.client.util.ModelIdentifier;
+import net.minecraft.resource.ResourceManager;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import static net.minecraft.client.render.model.ModelLoader.MISSING;
+
+@Mixin(ModelLoader.class)
+public class MixinModelLoader {
+
+    @Shadow @Final private ResourceManager resourceManager;
+
+    @Inject(at = @At("HEAD"), method = "addModel")
+    private void addModelHook(ModelIdentifier id, CallbackInfo info) {
+        // use the same trick fabric-api does to get around the no-mixins-in-constructors policy
+        if (id == MISSING) {
+            ModelLoadingCallback.EVENT.invoker().beginLoadModels((ModelLoader) (Object) this, resourceManager);
+        }
+    }
+}

src/main/java/optifine/OptifineTransformerDevWrapper.java

@@ -1,65 +0,0 @@
-package optifine;
-
-import net.minecraft.launchwrapper.IClassTransformer;
-
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.URL;
-import java.net.URLClassLoader;
-import java.util.Arrays;
-import java.util.Optional;
-import java.util.stream.Stream;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipFile;
-
-public class OptifineTransformerDevWrapper implements IClassTransformer {
-
-    public static String OPTIFINE_CLASSNAME = "optifine/OptiFineClassTransformer.class";
-    private ZipFile ofZip = null;
-
-    public  OptifineTransformerDevWrapper() {
-        Stream<URL> loaderSources = Arrays.stream(((URLClassLoader) getClass().getClassLoader()).getURLs());
-        Optional<URL> optifineURL = loaderSources.filter(this::isOptifineJar).findFirst();
-        optifineURL.ifPresent(url -> ofZip = getZip(url));
-    }
-
-    private ZipFile getZip(URL url) {
-        try {
-            return new ZipFile(new File(url.toURI()));
-        } catch (Exception e) {
-            return null;
-        }
-    }
-
-    private boolean isOptifineJar(URL url) {
-        ZipFile zip = getZip(url);
-        return zip != null && zip.getEntry(OPTIFINE_CLASSNAME) != null;
-    }
-
-    @Override
-    public byte[] transform(String name, String transformedName, byte[] basicClass) {
-        if (ofZip == null) return basicClass;
-        ZipEntry replacement = ofZip.getEntry(name.replace(".", "/") + ".class");
-        if (replacement == null) return basicClass;
-
-        try {
-            return readAll(ofZip.getInputStream(replacement));
-        } catch (IOException e) {
-            return basicClass;
-        }
-    }
-
-    private byte[] readAll(InputStream is) throws IOException {
-        byte[] buf = new byte[4096];
-        ByteArrayOutputStream bos = new ByteArrayOutputStream();
-        int len;
-        do {
-            len = is.read(buf, 0, 4096);
-            if (len > 0) bos.write(buf, 0, len);
-        } while (len > -1);
-        is.close();
-        return bos.toByteArray();
-    }
-}

src/main/java/optifine/OptifineTweakerDevWrapper.java

@@ -1,28 +0,0 @@
-package optifine;
-
-import net.minecraft.launchwrapper.ITweaker;
-import net.minecraft.launchwrapper.LaunchClassLoader;
-
-import java.io.File;
-import java.util.List;
-
-public class OptifineTweakerDevWrapper implements ITweaker {
-    @Override
-    public void acceptOptions(List<String> args, File gameDir, File assetsDir, String profile) {
-    }
-
-    @Override
-    public void injectIntoClassLoader(LaunchClassLoader classLoader) {
-        classLoader.registerTransformer("optifine.OptifineTransformerDevWrapper");
-    }
-
-    @Override
-    public String getLaunchTarget() {
-        return "net.minecraft.client.main.Main";
-    }
-
-    @Override
-    public String[] getLaunchArguments() {
-        return new String[0];
-    }
-}

src/main/kotlin/mods/betterfoliage/BetterFoliage.kt

@@ -0,0 +1,88 @@
+package mods.betterfoliage
+
+import me.zeroeightsix.fiber.JanksonSettings
+import mods.betterfoliage.chunk.ChunkOverlayManager
+import mods.betterfoliage.config.BlockConfig
+import mods.betterfoliage.config.MainConfig
+import mods.betterfoliage.render.block.vanilla.*
+import mods.betterfoliage.render.particle.LeafParticleRegistry
+import mods.betterfoliage.render.particle.RisingSoulParticle
+import mods.betterfoliage.resource.discovery.BakedModelReplacer
+import mods.betterfoliage.resource.generated.GeneratedBlockTexturePack
+import net.fabricmc.api.ClientModInitializer
+import net.fabricmc.fabric.api.resource.ResourceManagerHelper
+import net.fabricmc.loader.api.FabricLoader
+import net.minecraft.client.MinecraftClient
+import net.minecraft.resource.ResourceType
+import net.minecraft.util.Identifier
+import org.apache.logging.log4j.Level
+import org.apache.logging.log4j.LogManager
+import org.apache.logging.log4j.simple.SimpleLogger
+import org.apache.logging.log4j.util.PropertiesUtil
+import java.io.File
+import java.io.PrintStream
+import java.util.*
+
+
+object BetterFoliage : ClientModInitializer {
+    const val MOD_ID = "betterfoliage"
+
+    var logger = LogManager.getLogger()
+    var logDetail = SimpleLogger(
+        "BetterFoliage",
+        Level.DEBUG,
+        false, false, true, false,
+        "yyyy-MM-dd HH:mm:ss",
+        null,
+        PropertiesUtil(Properties()),
+        PrintStream(File(FabricLoader.getInstance().gameDirectory, "logs/betterfoliage.log").apply {
+            parentFile.mkdirs()
+            if (!exists()) createNewFile()
+        })
+    )
+
+    val configFile get() = File(FabricLoader.getInstance().configDirectory, "BetterFoliage.json")
+
+    val config = MainConfig().apply {
+        if (configFile.exists()) JanksonSettings().deserialize(fiberNode, configFile.inputStream())
+        else JanksonSettings().serialize(fiberNode, configFile.outputStream(), false)
+    }
+
+    val blockConfig = BlockConfig()
+    val generatedPack = GeneratedBlockTexturePack(Identifier(MOD_ID, "generated"), "betterfoliage-generated", "Better Foliage", "Generated leaf textures", logDetail)
+    val modelReplacer = BakedModelReplacer()
+
+    override fun onInitializeClient() {
+        // Register generated resource pack
+        ResourceManagerHelper.get(ResourceType.CLIENT_RESOURCES).registerReloadListener(generatedPack)
+        MinecraftClient.getInstance().resourcePackContainerManager.addCreator(generatedPack.finder)
+
+        // Add standard block support
+        modelReplacer.discoverers.add(StandardLeafDiscovery)
+        modelReplacer.discoverers.add(StandardGrassDiscovery)
+        modelReplacer.discoverers.add(StandardLogDiscovery)
+        modelReplacer.discoverers.add(StandardCactusDiscovery)
+        modelReplacer.discoverers.add(LilyPadDiscovery)
+        modelReplacer.discoverers.add(DirtDiscovery)
+        modelReplacer.discoverers.add(SandDiscovery)
+        modelReplacer.discoverers.add(MyceliumDiscovery)
+        modelReplacer.discoverers.add(NetherrackDiscovery)
+
+        // Init overlay layers
+        ChunkOverlayManager.layers.add(RoundLogOverlayLayer)
+
+        // Init singletons
+        LeafParticleRegistry
+        NormalLeavesModel.Companion
+        GrassBlockModel.Companion
+        RoundLogModel.Companion
+        CactusModel.Companion
+        LilypadModel.Companion
+        DirtModel.Companion
+        SandModel.Companion
+        MyceliumModel.Companion
+        NetherrackModel.Companion
+        RisingSoulParticle.Companion
+    }
+
+}

src/main/kotlin/mods/betterfoliage/BetterFoliageMod.kt

@@ -1,78 +0,0 @@
-package mods.betterfoliage
-
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.isAfterPostInit
-import net.minecraftforge.common.config.Configuration
-import net.minecraftforge.fml.common.FMLCommonHandler
-import net.minecraftforge.fml.common.Mod
-import net.minecraftforge.fml.common.event.FMLPostInitializationEvent
-import net.minecraftforge.fml.common.event.FMLPreInitializationEvent
-import net.minecraftforge.fml.common.network.NetworkCheckHandler
-import net.minecraftforge.fml.relauncher.Side
-import org.apache.logging.log4j.Level.DEBUG
-import org.apache.logging.log4j.Level.INFO
-import org.apache.logging.log4j.Logger
-import org.apache.logging.log4j.simple.SimpleLogger
-import org.apache.logging.log4j.util.PropertiesUtil
-import java.io.File
-import java.io.PrintStream
-import java.util.*
-
-@Mod(
-    modid = BetterFoliageMod.MOD_ID,
-    name = BetterFoliageMod.MOD_NAME,
-    acceptedMinecraftVersions = BetterFoliageMod.MC_VERSIONS,
-    guiFactory = BetterFoliageMod.GUI_FACTORY,
-    dependencies = "after:forgelin",
-    modLanguageAdapter = "net.shadowfacts.forgelin.KotlinAdapter",
-    clientSideOnly = true
-)
-object BetterFoliageMod {
-
-    const val MOD_ID = "betterfoliage"
-    const val MOD_NAME = "Better Foliage"
-    const val DOMAIN = "betterfoliage"
-    const val LEGACY_DOMAIN = "bettergrassandleaves"
-    const val MC_VERSIONS = "[1.12]"
-    const val GUI_FACTORY = "mods.betterfoliage.client.gui.ConfigGuiFactory"
-
-    lateinit var log: Logger
-    lateinit var logDetail: Logger
-
-    var config: Configuration? = null
-
-    init {
-        // inject pack into default list at construction time to get domains enumerated
-        // there's no 2nd resource reload pass anymore
-        Client.generatorPack.inject()
-    }
-
-    @Mod.EventHandler
-    fun preInit(event: FMLPreInitializationEvent) {
-        log = event.modLog
-        val logDetailFile = File(event.modConfigurationDirectory.parentFile, "logs/betterfoliage.log").apply {
-            parentFile.mkdirs()
-            if (!exists()) createNewFile()
-        }
-        logDetail = SimpleLogger(
-            "BetterFoliage",
-            DEBUG,
-            false, false, true, false,
-            "yyyy-MM-dd HH:mm:ss",
-            null,
-            PropertiesUtil(Properties()),
-            PrintStream(logDetailFile)
-        )
-        config = Configuration(event.suggestedConfigurationFile, null, true)
-
-        Config.attach(config!!)
-        Client.init()
-        Client.log(INFO, "BetterFoliage initialized")
-        isAfterPostInit = true
-    }
-
-    /** Mod is cosmetic only, always allow connection. */
-    @NetworkCheckHandler
-    fun checkVersion(mods: Map<String, String>, side: Side) = true
-}

src/main/kotlin/mods/betterfoliage/CommonRefs.kt

@@ -0,0 +1,29 @@
+package mods.betterfoliage
+
+
+// Optifine
+//val OptifineClassTransformer = ClassRefOld<Any>("optifine.OptiFineClassTransformer")
+//val BlockPosM = ClassRefOld<Any>("net.optifine.BlockPosM")
+//object ChunkCacheOF : ClassRefOld<Any>("net.optifine.override.ChunkCacheOF") {
+//    val chunkCache = FieldRefOld(this, "chunkCache", ChunkRendererRegion)
+//}
+
+//object RenderEnv : ClassRefOld<Any>("net.optifine.render.RenderEnv") {
+//    val reset = MethodRefOld(this, "reset", void, BlockState, BlockPos)
+//}
+
+// Optifine custom colors
+//val IColorizer = ClassRefOld<Any>("net.optifine.CustomColors\$IColorizer")
+//object CustomColors : ClassRefOld<Any>("net.optifine.CustomColors") {
+//    val getColorMultiplier = MethodRefOld(this, "getColorMultiplier", int, BakedQuad, BlockState, ExtendedBlockView, BlockPos, RenderEnv)
+//}
+
+// Optifine shaders
+//object SVertexBuilder : ClassRefOld<Any>("net.optifine.shaders.SVertexBuilder") {
+//    val pushState = MethodRefOld(this, "pushEntity", void, BlockState, BlockPos, ExtendedBlockView, BufferBuilder)
+//    val pushNum = MethodRefOld(this, "pushEntity", void, long)
+//    val pop = MethodRefOld(this, "popEntity", void)
+//}
+
+
+

src/main/kotlin/mods/betterfoliage/Events.kt

@@ -0,0 +1,72 @@
+package mods.betterfoliage
+
+import net.fabricmc.fabric.api.event.Event
+import net.fabricmc.fabric.api.event.EventFactory
+import net.minecraft.client.render.block.BlockModels
+import net.minecraft.client.render.model.ModelLoader
+import net.minecraft.client.world.ClientWorld
+import net.minecraft.resource.ResourceManager
+import net.minecraft.world.chunk.WorldChunk
+
+interface ClientChunkLoadCallback {
+    fun loadChunk(chunk: WorldChunk)
+    fun unloadChunk(chunk: WorldChunk)
+
+    companion object {
+        @JvmField val EVENT: Event<ClientChunkLoadCallback> = EventFactory.createArrayBacked(ClientChunkLoadCallback::class.java) { listeners ->
+            object : ClientChunkLoadCallback {
+                override fun loadChunk(chunk: WorldChunk) { listeners.forEach { it.loadChunk(chunk) } }
+                override fun unloadChunk(chunk: WorldChunk) { listeners.forEach { it.unloadChunk(chunk) } }
+            }
+        }
+    }
+}
+
+interface ClientWorldLoadCallback {
+    fun loadWorld(world: ClientWorld)
+
+    companion object {
+        @JvmField val EVENT : Event<ClientWorldLoadCallback> = EventFactory.createArrayBacked(ClientWorldLoadCallback::class.java) { listeners ->
+            object : ClientWorldLoadCallback {
+                override fun loadWorld(world: ClientWorld) { listeners.forEach { it.loadWorld(world) } }
+            }
+        }
+    }
+}
+
+/**
+ * Event fired after [BlockModels.reload] finishes.
+ */
+interface BlockModelsReloadCallback {
+    fun reloadBlockModels(blockModels: BlockModels)
+
+    companion object {
+        @JvmField val EVENT: Event<BlockModelsReloadCallback> = EventFactory.createArrayBacked(BlockModelsReloadCallback::class.java) { listeners ->
+            object : BlockModelsReloadCallback {
+                override fun reloadBlockModels(blockModels: BlockModels) {
+                    listeners.forEach { it.reloadBlockModels(blockModels) }
+                }
+            }
+        }
+    }
+}
+
+/**
+ * Event fired when the [ModelLoader] first starts loading models.
+ *
+ * This happens during the constructor, so BEWARE!
+ * Try to avoid any interaction until the block texture atlas starts stitching.
+ */
+interface ModelLoadingCallback {
+    fun beginLoadModels(loader: ModelLoader, manager: ResourceManager)
+
+    companion object {
+        @JvmField val EVENT: Event<ModelLoadingCallback> = EventFactory.createArrayBacked(ModelLoadingCallback::class.java) { listeners ->
+            object : ModelLoadingCallback {
+                override fun beginLoadModels(loader: ModelLoader, manager: ResourceManager) {
+                    listeners.forEach { it.beginLoadModels(loader, manager) }
+                }
+            }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/Hooks.kt

@@ -0,0 +1,67 @@
+@file:JvmName("Hooks")
+package mods.betterfoliage
+
+import mods.betterfoliage.chunk.ChunkOverlayManager
+import mods.betterfoliage.render.particle.FallingLeafParticle
+import mods.betterfoliage.render.particle.RisingSoulParticle
+import mods.betterfoliage.render.block.vanilla.LeafKey
+import mods.betterfoliage.render.block.vanilla.RoundLogKey
+import mods.betterfoliage.util.offset
+import mods.betterfoliage.util.plus
+import mods.betterfoliage.util.randomD
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockRenderLayer.CUTOUT
+import net.minecraft.block.BlockRenderLayer.CUTOUT_MIPPED
+import net.minecraft.block.BlockState
+import net.minecraft.block.Blocks
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.world.ClientWorld
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction
+import net.minecraft.util.shape.VoxelShape
+import net.minecraft.util.shape.VoxelShapes
+import net.minecraft.world.BlockView
+
+fun getAmbientOcclusionLightValueOverride(original: Float, state: BlockState): Float {
+    if (BetterFoliage.config.enabled &&
+        BetterFoliage.config.roundLogs.enabled &&
+        BetterFoliage.modelReplacer.getTyped<RoundLogKey>(state) != null
+    ) return BetterFoliage.config.roundLogs.dimming.toFloat()
+    return original
+}
+
+fun getUseNeighborBrightnessOverride(original: Boolean, state: BlockState): Boolean {
+    return original || (BetterFoliage.config.enabled && BetterFoliage.config.roundLogs.enabled && BetterFoliage.blockConfig.logBlocks.matchesClass(state.block));
+}
+
+fun onClientBlockChanged(worldClient: ClientWorld, pos: BlockPos, oldState: BlockState, newState: BlockState) {
+    ChunkOverlayManager.onBlockChange(worldClient, pos)
+}
+
+fun onRandomDisplayTick(world: ClientWorld, pos: BlockPos) {
+    val state = world.getBlockState(pos)
+
+    if (BetterFoliage.config.enabled &&
+        BetterFoliage.config.risingSoul.enabled &&
+        state.block == Blocks.SOUL_SAND &&
+        world.isAir(pos + Direction.UP.offset) &&
+        Math.random() < BetterFoliage.config.risingSoul.chance) {
+            RisingSoulParticle(world, pos).addIfValid()
+    }
+
+    if (BetterFoliage.config.enabled &&
+        BetterFoliage.config.fallingLeaves.enabled &&
+        world.isAir(pos + Direction.DOWN.offset) &&
+        randomD() < BetterFoliage.config.fallingLeaves.chance) {
+            BetterFoliage.modelReplacer.getTyped<LeafKey>(state)?.let { key ->
+                FallingLeafParticle(world, pos, key).addIfValid()
+            }
+    }
+}
+
+fun getVoxelShapeOverride(state: BlockState, reader: BlockView, pos: BlockPos, dir: Direction): VoxelShape {
+    if (BetterFoliage.modelReplacer[state] is RoundLogKey) {
+        return VoxelShapes.empty()
+    }
+    return state.getCullShape(reader, pos, dir)
+}

src/main/kotlin/mods/betterfoliage/chunk/BlockContext.kt

@@ -0,0 +1,55 @@
+package mods.betterfoliage.chunk
+
+import mods.betterfoliage.util.Int3
+import mods.betterfoliage.util.allDirections
+import mods.betterfoliage.util.offset
+import mods.betterfoliage.util.plus
+import net.minecraft.block.Block
+import net.minecraft.block.BlockState
+import net.minecraft.client.MinecraftClient
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction
+import net.minecraft.world.ExtendedBlockView
+import net.minecraft.world.biome.Biome
+
+/**
+ * Represents the block being rendered. Has properties and methods to query the neighborhood of the block in
+ * block-relative coordinates.
+ */
+interface BlockCtx {
+    val world: ExtendedBlockView
+    val pos: BlockPos
+
+    fun offset(dir: Direction) = offset(dir.offset)
+    fun offset(offset: Int3): BlockCtx
+
+    val state: BlockState get() = world.getBlockState(pos)
+    fun state(dir: Direction) = world.getBlockState(pos + dir.offset)
+    fun state(offset: Int3) = world.getBlockState(pos + offset)
+
+    val biome: Biome get() = world.getBiome(pos)
+
+    val isNormalCube: Boolean get() = state.isSimpleFullBlock(world, pos)
+
+    fun shouldSideBeRendered(side: Direction) = Block.shouldDrawSide(state, world, pos, side)
+
+    fun isNeighborSolid(dir: Direction) = offset(dir).let { it.state.isSideSolidFullSquare(it.world, it.pos, dir.opposite) }
+
+    fun model(dir: Direction) = state(dir).let { MinecraftClient.getInstance().blockRenderManager.getModel(it)!! }
+    fun model(offset: Int3) = state(offset).let { MinecraftClient.getInstance().blockRenderManager.getModel(it)!! }
+}
+
+open class BasicBlockCtx(
+    override val world: ExtendedBlockView,
+    override val pos: BlockPos
+) : BlockCtx {
+    override val state = world.getBlockState(pos)
+    override fun offset(offset: Int3) = BasicBlockCtx(world, pos + offset)
+    fun cache() = CachedBlockCtx(world, pos)
+}
+
+open class CachedBlockCtx(world: ExtendedBlockView, pos: BlockPos) : BasicBlockCtx(world, pos) {
+    var neighbors = Array<BlockState>(6) { world.getBlockState(pos + allDirections[it].offset) }
+    override var biome: Biome = world.getBiome(pos)
+    override fun state(dir: Direction) = neighbors[dir.ordinal]
+}

src/main/kotlin/mods/betterfoliage/chunk/OffsetBlockView.kt

@@ -0,0 +1,50 @@
+package mods.betterfoliage.chunk
+
+import net.minecraft.util.math.BlockPos
+import net.minecraft.world.BlockView
+import net.minecraft.world.ExtendedBlockView
+import net.minecraft.world.LightType
+
+/**
+ * Delegating [IBlockAccess] that fakes a _modified_ location to return values from a _target_ location.
+ * All other locations are handled normally.
+ *
+ * @param[original] the [IBlockAccess] that is delegated to
+ */
+@Suppress("NOTHING_TO_INLINE", "NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS", "HasPlatformType")
+open class OffsetBlockView(open val original: BlockView, val modded: BlockPos, val target: BlockPos) : BlockView {
+    inline fun actualPos(pos: BlockPos) = if (pos != null && pos.x == modded.x && pos.y == modded.y && pos.z == modded.z) target else pos
+
+    override fun getBlockState(pos: BlockPos) = original.getBlockState(actualPos(pos))
+    override fun getBlockEntity(pos: BlockPos) = original.getBlockEntity(actualPos(pos))
+    override fun getFluidState(pos: BlockPos) = original.getFluidState(actualPos(pos))
+}
+
+@Suppress("NOTHING_TO_INLINE", "NULLABILITY_MISMATCH_BASED_ON_JAVA_ANNOTATIONS", "HasPlatformType")
+class OffsetExtBlockView(val original: ExtendedBlockView, val modded: BlockPos, val target: BlockPos) : ExtendedBlockView by original {
+    inline fun actualPos(pos: BlockPos) = if (pos != null && pos.x == modded.x && pos.y == modded.y && pos.z == modded.z) target else pos
+
+    override fun getBlockState(pos: BlockPos) = original.getBlockState(actualPos(pos))
+    override fun getBlockEntity(pos: BlockPos) = original.getBlockEntity(actualPos(pos))
+    override fun getFluidState(pos: BlockPos) = original.getFluidState(actualPos(pos))
+
+    override fun getLightLevel(type: LightType, pos: BlockPos) = original.getLightLevel(type, actualPos(pos))
+    override fun getLightmapIndex(pos: BlockPos, light: Int) = original.getLightmapIndex(actualPos(pos), light)
+    override fun getBiome(pos: BlockPos) = original.getBiome(actualPos(pos))
+}
+
+/**
+ * Temporarily replaces the [IBlockReader] used by this [BlockContext] and the corresponding [ExtendedRenderBlocks]
+ * to use an [OffsetEnvBlockReader] while executing this lambda.
+ *
+ * @param[modded] the _modified_ location
+ * @param[target] the _target_ location
+ * @param[func] the lambda to execute
+ */
+//inline fun <reified T> BlockContext.withOffset(modded: Int3, target: Int3, func: () -> T): T {
+//    val original = reader!!
+//    reader = OffsetEnvBlockReader(original, pos + modded, pos + target)
+//    val result = func()
+//    reader = original
+//    return result
+//}

src/main/kotlin/mods/betterfoliage/chunk/Overlay.kt

@@ -0,0 +1,124 @@
+package mods.betterfoliage.chunk
+
+import mods.betterfoliage.*
+import mods.betterfoliage.util.YarnHelper
+import mods.betterfoliage.util.get
+import net.minecraft.client.render.chunk.ChunkRendererRegion
+import net.minecraft.client.world.ClientWorld
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.ChunkPos
+import net.minecraft.world.ExtendedBlockView
+import net.minecraft.world.ViewableWorld
+import net.minecraft.world.World
+import net.minecraft.world.chunk.WorldChunk
+import net.minecraft.world.dimension.DimensionType
+import java.util.*
+import kotlin.collections.List
+import kotlin.collections.MutableMap
+import kotlin.collections.associateWith
+import kotlin.collections.forEach
+import kotlin.collections.mutableListOf
+import kotlin.collections.mutableMapOf
+import kotlin.collections.set
+
+// net.minecraft.world.chunk.WorldChunk.world
+val WorldChunk_world = YarnHelper.requiredField<World>("net.minecraft.class_2818", "field_12858", "Lnet/minecraft/class_1937;")
+// net.minecraft.client.render.chunk.ChunkRendererRegion.world
+val ChunkRendererRegion_world = YarnHelper.requiredField<World>("net.minecraft.class_853", "field_4490", "Lnet/minecraft/class_1937;")
+
+val ExtendedBlockView.dimType: DimensionType get() = when {
+    this is ViewableWorld -> dimension.type
+    this is ChunkRendererRegion -> this[ChunkRendererRegion_world]!!.dimension.type
+//    this.isInstance(ChunkCacheOF) -> this[ChunkCacheOF.chunkCache]!!.dimType
+    else -> throw IllegalArgumentException("DimensionType of world with class ${this::class.qualifiedName} cannot be determined!")
+}
+
+/**
+ * Represents some form of arbitrary non-persistent data that can be calculated and cached for each block position
+ */
+interface ChunkOverlayLayer<T> {
+    fun calculate(ctx: BlockCtx): T
+    fun onBlockUpdate(world: ExtendedBlockView, pos: BlockPos)
+}
+
+/**
+ * Query, lazy calculation and lifecycle management of multiple layers of chunk overlay data.
+ */
+object ChunkOverlayManager : ClientChunkLoadCallback, ClientWorldLoadCallback {
+
+    init {
+        ClientWorldLoadCallback.EVENT.register(this)
+        ClientChunkLoadCallback.EVENT.register(this)
+    }
+
+    val chunkData = IdentityHashMap<DimensionType, MutableMap<ChunkPos, ChunkOverlayData>>()
+    val layers = mutableListOf<ChunkOverlayLayer<*>>()
+
+    /**
+     * Get the overlay data for a given layer and position
+     *
+     * @param layer Overlay layer to query
+     * @param reader World to use if calculation of overlay value is necessary
+     * @param pos Block position
+     */
+    fun <T> get(layer: ChunkOverlayLayer<T>, ctx: BlockCtx): T? {
+        val data = chunkData[ctx.world.dimType]?.get(ChunkPos(ctx.pos)) ?: return null
+        data.get(layer, ctx.pos).let { value ->
+            if (value !== ChunkOverlayData.UNCALCULATED) return value
+            val newValue = layer.calculate(ctx)
+            data.set(layer, ctx.pos, newValue)
+            return newValue
+        }
+    }
+
+    /**
+     * Clear the overlay data for a given layer and position
+     *
+     * @param layer Overlay layer to clear
+     * @param pos Block position
+     */
+    fun <T> clear(dimension: DimensionType, layer: ChunkOverlayLayer<T>, pos: BlockPos) {
+        chunkData[dimension]?.get(ChunkPos(pos))?.clear(layer, pos)
+    }
+
+    fun onBlockChange(world: ClientWorld, pos: BlockPos) {
+        if (chunkData[world.dimType]?.containsKey(ChunkPos(pos)) == true) {
+            layers.forEach { layer -> layer.onBlockUpdate(world, pos) }
+        }
+    }
+
+    override fun loadChunk(chunk: WorldChunk) {
+        chunk[WorldChunk_world]!!.dimType.let { dim ->
+            val data = chunkData[dim] ?: mutableMapOf<ChunkPos, ChunkOverlayData>().apply { chunkData[dim] = this }
+            data.let { chunks ->
+                // check for existence first because Optifine fires a TON of these
+                if (chunk.pos !in chunks.keys) chunks[chunk.pos] = ChunkOverlayData(layers)
+            }
+        }
+    }
+
+    override fun unloadChunk(chunk: WorldChunk) {
+        chunk[WorldChunk_world]!!.dimType.let { dim ->
+            chunkData[dim]?.remove(chunk.pos)
+        }
+    }
+
+    override fun loadWorld(world: ClientWorld) {
+        val dim = world.dimType
+//        chunkData.keys.forEach { if (it == dim) chunkData[dim] = mutableMapOf() else chunkData.remove(dim)}
+    }
+}
+
+class ChunkOverlayData(layers: List<ChunkOverlayLayer<*>>) {
+    val BlockPos.isValid: Boolean get() = y in validYRange
+    val rawData = layers.associateWith { emptyOverlay() }
+    fun <T> get(layer: ChunkOverlayLayer<T>, pos: BlockPos): T? = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.get(pos.y) as T? else null
+    fun <T> set(layer: ChunkOverlayLayer<T>, pos: BlockPos, data: T) = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.set(pos.y, data) else null
+    fun <T> clear(layer: ChunkOverlayLayer<T>, pos: BlockPos) = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.set(pos.y, UNCALCULATED) else null
+
+    companion object {
+        val UNCALCULATED = object {}
+        fun emptyOverlay() = Array(16) { Array(16) { Array<Any?>(256) { UNCALCULATED }}}
+        val validYRange = 0 until 256
+    }
+}

src/main/kotlin/mods/betterfoliage/client/Client.kt

@@ -1,121 +0,0 @@
-package mods.betterfoliage.client
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.chunk.ChunkOverlayManager
-import mods.betterfoliage.client.gui.ConfigGuiFactory
-import mods.betterfoliage.client.integration.*
-import mods.betterfoliage.client.render.*
-import mods.betterfoliage.client.texture.*
-import mods.octarinecore.client.KeyHandler
-import mods.octarinecore.client.gui.textComponent
-import mods.octarinecore.client.render.AbstractBlockRenderingHandler
-import mods.octarinecore.client.resource.CenteringTextureGenerator
-import mods.octarinecore.client.resource.GeneratorPack
-import net.minecraft.block.Block
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.Minecraft
-import net.minecraft.util.math.BlockPos
-import net.minecraft.util.text.TextComponentTranslation
-import net.minecraft.util.text.TextFormatting
-import net.minecraftforge.fml.client.FMLClientHandler
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-
-/**
- * Object responsible for initializing (and holding a reference to) all the infrastructure of the mod
- * except for the call hooks.
- *
- * This and all other singletons are annotated [SideOnly] to avoid someone accidentally partially
- * initializing the mod on a server environment.
- */
-@SideOnly(Side.CLIENT)
-object Client {
-
-    lateinit var renderers: List<AbstractBlockRenderingHandler>
-    val suppressRenderErrors = mutableSetOf<IBlockState>()
-
-    // texture generation stuff
-    val genGrass = GrassGenerator("bf_gen_grass")
-    val genLeaves = LeafGenerator("bf_gen_leaves")
-    val genReeds = CenteringTextureGenerator("bf_gen_reeds", 1, 2)
-
-    val generatorPack = GeneratorPack(
-        "Better Foliage generated",
-        genGrass,
-        genLeaves,
-        genReeds
-    )
-
-    fun init() {
-        // init renderers
-        renderers = listOf(
-            RenderGrass(),
-            RenderMycelium(),
-            RenderLeaves(),
-            RenderCactus(),
-            RenderLilypad(),
-            RenderReeds(),
-            RenderAlgae(),
-            RenderCoral(),
-            RenderLog(),
-            RenderNetherrack(),
-            RenderConnectedGrass(),
-            RenderConnectedGrassLog()
-        )
-
-        // init other singletons
-        val singletons = listOf(
-            StandardCactusRegistry,
-            LeafParticleRegistry,
-            ChunkOverlayManager,
-            LeafWindTracker,
-            RisingSoulTextures
-        )
-
-        // init mod integrations
-        val integrations = listOf(
-            ShadersModIntegration,
-            OptifineCustomColors,
-            ForestryIntegration,
-            IC2RubberIntegration,
-            TechRebornRubberIntegration
-        )
-
-        // add basic block support instances as last
-        GrassRegistry.addRegistry(StandardGrassRegistry)
-        LeafRegistry.addRegistry(StandardLeafRegistry)
-        LogRegistry.addRegistry(StandardLogRegistry)
-
-        // init config hotkey
-        val configKey = KeyHandler(BetterFoliageMod.MOD_NAME, 66, "key.betterfoliage.gui") {
-            FMLClientHandler.instance().showGuiScreen(
-                ConfigGuiFactory.createBFConfigGui(Minecraft.getMinecraft().currentScreen)
-            )
-        }
-    }
-
-    fun log(level: Level, msg: String) {
-        BetterFoliageMod.log.log(level, "[BetterFoliage] $msg")
-        BetterFoliageMod.logDetail.log(level, msg)
-    }
-
-    fun logDetail(msg: String) {
-        BetterFoliageMod.logDetail.log(Level.DEBUG, msg)
-    }
-
-    fun logRenderError(state: IBlockState, location: BlockPos) {
-        if (state in suppressRenderErrors) return
-        suppressRenderErrors.add(state)
-
-        val blockName = Block.REGISTRY.getNameForObject(state.block).toString()
-        val blockLoc = "${location.x},${location.y},${location.z}"
-        Minecraft.getMinecraft().ingameGUI.chatGUI.printChatMessage(TextComponentTranslation(
-            "betterfoliage.rendererror",
-            textComponent(blockName, TextFormatting.GOLD),
-            textComponent(blockLoc, TextFormatting.GOLD)
-        ))
-        logDetail("Error rendering block $state at $blockLoc")
-    }
-}
-

src/main/kotlin/mods/betterfoliage/client/Hooks.kt

@@ -1,101 +0,0 @@
-@file:JvmName("Hooks")
-@file:SideOnly(Side.CLIENT)
-package mods.betterfoliage.client
-
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.render.*
-import mods.betterfoliage.loader.Refs
-import mods.octarinecore.client.render.blockContext
-import mods.octarinecore.client.resource.LoadModelDataEvent
-import mods.octarinecore.common.plus
-import mods.octarinecore.metaprog.allAvailable
-import net.minecraft.block.Block
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.Minecraft
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.init.Blocks
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.BlockRenderLayer.CUTOUT
-import net.minecraft.util.BlockRenderLayer.CUTOUT_MIPPED
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraft.world.World
-import net.minecraftforge.client.model.ModelLoader
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-
-var isAfterPostInit = false
-val isOptifinePresent = allAvailable(Refs.OptifineClassTransformer)
-
-fun doesSideBlockRenderingOverride(original: Boolean, blockAccess: IBlockAccess, pos: BlockPos, side: EnumFacing): Boolean {
-    return original && !(Config.enabled && Config.roundLogs.enabled && Config.blocks.logClasses.matchesClass(blockAccess.getBlockState(pos).block));
-}
-
-fun isOpaqueCubeOverride(original: Boolean, state: IBlockState): Boolean {
-    // caution: blocks are initialized and the method called during startup
-    if (!isAfterPostInit) return original
-    return original && !(Config.enabled && Config.roundLogs.enabled && Config.blocks.logClasses.matchesClass(state.block))
-}
-
-fun getAmbientOcclusionLightValueOverride(original: Float, state: IBlockState): Float {
-    if (Config.enabled && Config.roundLogs.enabled && Config.blocks.logClasses.matchesClass(state.block)) return Config.roundLogs.dimming;
-    return original;
-}
-
-fun getUseNeighborBrightnessOverride(original: Boolean, state: IBlockState): Boolean {
-    return original || (Config.enabled && Config.roundLogs.enabled && Config.blocks.logClasses.matchesClass(state.block));
-}
-
-fun onRandomDisplayTick(world: World, state: IBlockState, pos: BlockPos) {
-    if (Config.enabled &&
-        Config.risingSoul.enabled &&
-        state.block == Blocks.SOUL_SAND &&
-        world.isAirBlock(pos + up1) &&
-        Math.random() < Config.risingSoul.chance) {
-            EntityRisingSoulFX(world, pos).addIfValid()
-    }
-
-    if (Config.enabled &&
-        Config.fallingLeaves.enabled &&
-        Config.blocks.leavesClasses.matchesClass(state.block) &&
-        world.isAirBlock(pos + down1) &&
-        Math.random() < Config.fallingLeaves.chance) {
-            EntityFallingLeavesFX(world, pos).addIfValid()
-    }
-}
-
-fun onAfterLoadModelDefinitions(loader: ModelLoader) {
-    MinecraftForge.EVENT_BUS.post(LoadModelDataEvent(loader))
-}
-
-fun renderWorldBlock(dispatcher: BlockRendererDispatcher,
-                     state: IBlockState,
-                     pos: BlockPos,
-                     blockAccess: IBlockAccess,
-                     worldRenderer: BufferBuilder,
-                     layer: BlockRenderLayer
-): Boolean {
-    val doBaseRender = state.canRenderInLayer(layer) || (layer == targetCutoutLayer && state.canRenderInLayer(otherCutoutLayer))
-    blockContext.let { ctx ->
-        ctx.set(blockAccess, pos)
-        Client.renderers.forEach { renderer ->
-            if (renderer.isEligible(ctx)) {
-                // render on the block's default layer
-                // also render on the cutout layer if the renderer requires it
-                if (doBaseRender || (renderer.addToCutout && layer == targetCutoutLayer)) {
-                    return renderer.render(ctx, dispatcher, worldRenderer, layer)
-                }
-            }
-        }
-    }
-
-    return if (doBaseRender) dispatcher.renderBlock(state, pos, blockAccess, worldRenderer) else false
-}
-
-fun canRenderBlockInLayer(block: Block, state: IBlockState, layer: BlockRenderLayer) = block.canRenderInLayer(state, layer) || layer == targetCutoutLayer
-
-val targetCutoutLayer: BlockRenderLayer get() = if (Minecraft.getMinecraft().gameSettings.mipmapLevels > 0) CUTOUT_MIPPED else CUTOUT
-val otherCutoutLayer: BlockRenderLayer get() = if (Minecraft.getMinecraft().gameSettings.mipmapLevels > 0) CUTOUT else CUTOUT_MIPPED

src/main/kotlin/mods/betterfoliage/client/chunk/Overlay.kt

@@ -1,124 +0,0 @@
-package mods.betterfoliage.client.chunk
-
-import mods.betterfoliage.client.Client
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.multiplayer.WorldClient
-import net.minecraft.entity.Entity
-import net.minecraft.entity.player.EntityPlayer
-import net.minecraft.util.SoundCategory
-import net.minecraft.util.SoundEvent
-import net.minecraft.util.math.BlockPos
-import net.minecraft.util.math.ChunkPos
-import net.minecraft.world.IBlockAccess
-import net.minecraft.world.IWorldEventListener
-import net.minecraft.world.World
-import net.minecraft.world.chunk.EmptyChunk
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.event.world.ChunkEvent
-import net.minecraftforge.event.world.WorldEvent
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
-import org.apache.logging.log4j.Level
-
-/**
- * Represents some form of arbitrary non-persistent data that can be calculated and cached for each block position
- */
-interface ChunkOverlayLayer<T> {
-    abstract fun calculate(world: IBlockAccess, pos: BlockPos): T
-    abstract fun onBlockUpdate(world: IBlockAccess, pos: BlockPos)
-}
-
-/**
- * Query, lazy calculation and lifecycle management of multiple layers of chunk overlay data.
- */
-object ChunkOverlayManager : IBlockUpdateListener {
-    init {
-        Client.log(Level.INFO, "Initializing client overlay manager")
-        MinecraftForge.EVENT_BUS.register(this)
-    }
-
-    val chunkData = mutableMapOf<ChunkPos, ChunkOverlayData>()
-    val layers = mutableListOf<ChunkOverlayLayer<*>>()
-
-    /**
-     * Get the overlay data for a given layer and position
-     *
-     * @param layer Overlay layer to query
-     * @param world World to use if calculation of overlay value is necessary
-     * @param pos Block position
-     */
-    fun <T> get(layer: ChunkOverlayLayer<T>, world: IBlockAccess, pos: BlockPos): T? {
-        val data = chunkData[ChunkPos(pos)] ?: return null
-        data.get(layer, pos).let { value ->
-            if (value !== ChunkOverlayData.UNCALCULATED) return value
-            val newValue = layer.calculate(world, pos)
-            data.set(layer, pos, newValue)
-            return newValue
-        }
-    }
-
-    /**
-     * Clear the overlay data for a given layer and position
-     *
-     * @param layer Overlay layer to clear
-     * @param pos Block position
-     */
-    fun <T> clear(layer: ChunkOverlayLayer<T>, pos: BlockPos) {
-        chunkData[ChunkPos(pos)]?.clear(layer, pos)
-    }
-
-    override fun notifyBlockUpdate(world: World, pos: BlockPos, oldState: IBlockState, newState: IBlockState, flags: Int) {
-        if (chunkData.containsKey(ChunkPos(pos))) layers.forEach { layer -> layer.onBlockUpdate(world, pos) }
-    }
-
-    @SubscribeEvent
-    fun handleLoadWorld(event: WorldEvent.Load) {
-        if (event.world is WorldClient) {
-            event.world.addEventListener(this)
-        }
-    }
-
-    @SubscribeEvent
-    fun handleLoadChunk(event: ChunkEvent.Load) {
-        if (event.world is WorldClient && event.chunk !is EmptyChunk) {
-            chunkData[event.chunk.pos] = ChunkOverlayData(layers)
-        }
-    }
-    @SubscribeEvent
-    fun handleUnloadChunk(event: ChunkEvent.Unload) {
-        if (event.world is WorldClient) {
-            chunkData.remove(event.chunk.pos)
-        }
-    }
-}
-
-class ChunkOverlayData(layers: List<ChunkOverlayLayer<*>>) {
-    val BlockPos.isValid: Boolean get() = y in validYRange
-    val rawData = layers.associateWith { emptyOverlay() }
-    fun <T> get(layer: ChunkOverlayLayer<T>, pos: BlockPos): T? = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.get(pos.y) as T? else null
-    fun <T> set(layer: ChunkOverlayLayer<T>, pos: BlockPos, data: T) = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.set(pos.y, data) else null
-    fun <T> clear(layer: ChunkOverlayLayer<T>, pos: BlockPos) = if (pos.isValid) rawData[layer]?.get(pos.x and 15)?.get(pos.z and 15)?.set(pos.y, UNCALCULATED) else null
-
-    companion object {
-        val UNCALCULATED = object {}
-        fun emptyOverlay() = Array(16) { Array(16) { Array<Any?>(256) { UNCALCULATED }}}
-        val validYRange = 0 until 256
-    }
-}
-
-/**
- * IWorldEventListener helper subclass
- * No-op for everything except notifyBlockUpdate()
- */
-interface IBlockUpdateListener : IWorldEventListener {
-    override fun playSoundToAllNearExcept(player: EntityPlayer?, soundIn: SoundEvent, category: SoundCategory, x: Double, y: Double, z: Double, volume: Float, pitch: Float) {}
-    override fun onEntityAdded(entityIn: Entity) {}
-    override fun broadcastSound(soundID: Int, pos: BlockPos, data: Int) {}
-    override fun playEvent(player: EntityPlayer?, type: Int, blockPosIn: BlockPos, data: Int) {}
-    override fun onEntityRemoved(entityIn: Entity) {}
-    override fun notifyLightSet(pos: BlockPos) {}
-    override fun spawnParticle(particleID: Int, ignoreRange: Boolean, xCoord: Double, yCoord: Double, zCoord: Double, xSpeed: Double, ySpeed: Double, zSpeed: Double, vararg parameters: Int) {}
-    override fun spawnParticle(id: Int, ignoreRange: Boolean, minimiseParticleLevel: Boolean, x: Double, y: Double, z: Double, xSpeed: Double, ySpeed: Double, zSpeed: Double, vararg parameters: Int) {}
-    override fun playRecord(soundIn: SoundEvent, pos: BlockPos) {}
-    override fun sendBlockBreakProgress(breakerId: Int, pos: BlockPos, progress: Int) {}
-    override fun markBlockRangeForRenderUpdate(x1: Int, y1: Int, z1: Int, x2: Int, y2: Int, z2: Int) {}
-}

src/main/kotlin/mods/betterfoliage/client/config/Config.kt

@@ -1,207 +0,0 @@
-package mods.betterfoliage.client.config
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.gui.BiomeListConfigEntry
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.octarinecore.common.config.*
-import net.minecraft.client.Minecraft
-import net.minecraft.world.biome.Biome
-import net.minecraftforge.fml.client.event.ConfigChangedEvent
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.lwjgl.opengl.GL11
-
-// BetterFoliage-specific property delegates
-private val OBSOLETE = ObsoleteConfigProperty()
-private fun featureEnable() = boolean(true).lang("enabled")
-fun biomeList(defaults: (Biome) -> Boolean) = intList {
-    Biome.REGISTRY
-        .filter { it != null && defaults(it) }
-        .map { Biome.REGISTRY.getIDForObject(it) }
-        .toTypedArray()
-}.apply { guiClass = BiomeListConfigEntry::class.java }
-
-// Biome filter methods
-private fun Biome.filterTemp(min: Float?, max: Float?) = (min == null || min <= defaultTemperature) && (max == null || max >= defaultTemperature)
-private fun Biome.filterRain(min: Float?, max: Float?) = (min == null || min <= rainfall) && (max == null || max >= rainfall)
-private fun Biome.filterClass(vararg name: String) = name.any { it in this.javaClass.name.toLowerCase() }
-
-// Config singleton
-@SideOnly(Side.CLIENT)
-object Config : DelegatingConfig(BetterFoliageMod.MOD_ID, BetterFoliageMod.DOMAIN) {
-
-    var enabled by boolean(true)
-    var nVidia by boolean(GL11.glGetString(GL11.GL_VENDOR).toLowerCase().contains("nvidia"))
-
-    object shaders {
-        val leavesId by long(min = 1, max = 65535, default = ShadersModIntegration.leavesDefaultBlockId.toInt())
-        val grassId by long(min = 1, max = 65535, default = ShadersModIntegration.grassDefaultBlockId.toInt())
-    }
-
-    object blocks {
-        val leavesClasses = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "leaves_blocks_default.cfg")
-        val leavesModels = ModelTextureListConfigOption(BetterFoliageMod.DOMAIN, "leaves_models_default.cfg", 1)
-        val grassClasses = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "grass_blocks_default.cfg")
-        val grassModels = ModelTextureListConfigOption(BetterFoliageMod.DOMAIN, "grass_models_default.cfg", 1)
-        val mycelium = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "mycelium_blocks_default.cfg")
-        val dirt = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "dirt_default.cfg")
-        val crops = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "crop_default.cfg")
-        val logClasses = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "log_blocks_default.cfg")
-        val logModels = ModelTextureListConfigOption(BetterFoliageMod.DOMAIN, "log_models_default.cfg", 3)
-        val sand = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "sand_default.cfg")
-        val lilypad = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "lilypad_default.cfg")
-        val cactus = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "cactus_default.cfg")
-        val netherrack = ConfigurableBlockMatcher(BetterFoliageMod.DOMAIN, "netherrack_blocks_default.cfg")
-
-        val leavesWhitelist = OBSOLETE
-        val leavesBlacklist = OBSOLETE
-        val grassWhitelist = OBSOLETE
-        val grassBlacklist = OBSOLETE
-        val logsWhitelist = OBSOLETE
-        val logsBlacklist = OBSOLETE
-    }
-
-    object leaves {
-        val enabled by featureEnable()
-        val snowEnabled by boolean(true)
-        val hOffset by double(max=0.4, default=0.2).lang("hOffset")
-        val vOffset by double(max=0.4, default=0.1).lang("vOffset")
-        val size by double(min=0.75, max=2.5, default=1.4).lang("size")
-        val dense by boolean(false)
-        val hideInternal by boolean(true)
-    }
-
-    object shortGrass {
-        val grassEnabled by boolean(true)
-        val myceliumEnabled by boolean(true)
-        val snowEnabled by boolean(true)
-        val hOffset by double(max=0.4, default=0.2).lang("hOffset")
-        val heightMin by double(min=0.1, max=2.5, default=0.6).lang("heightMin")
-        val heightMax by double(min=0.1, max=2.5, default=0.8).lang("heightMax")
-        val size by double(min=0.5, max=1.5, default=1.0).lang("size")
-        val population by int(max=64, default=64).lang("population")
-        val useGenerated by boolean(false)
-        val shaderWind by boolean(true).lang("shaderWind")
-        val saturationThreshold by double(default=0.1)
-    }
-
-//    object hangingGrass {
-//        var enabled by featureEnable()
-//        var distance by distanceLimit()
-//        var size by double(min=0.25, max=1.5, default=0.75).lang("size")
-//        var separation by double(max=0.5, default=0.25)
-//    }
-
-    object connectedGrass {
-        val enabled by boolean(true)
-        val snowEnabled by boolean(false)
-    }
-
-    object roundLogs {
-        val enabled by featureEnable()
-        val radiusSmall by double(max=0.5, default=0.25)
-        val radiusLarge by double(max=0.5, default=0.44)
-        val dimming by float(default = 0.7)
-        val connectSolids by boolean(false)
-        val lenientConnect by boolean(true)
-        val connectPerpendicular by boolean(true)
-        val connectGrass by boolean(true)
-        val defaultY by boolean(false)
-        val zProtection by double(min = 0.9, default = 0.99)
-    }
-
-    object cactus {
-        val enabled by featureEnable()
-        val size by double(min=0.5, max=1.5, default=0.8).lang("size")
-        val sizeVariation by double(max=0.5, default=0.1)
-        val hOffset by double(max=0.5, default=0.1).lang("hOffset")
-    }
-
-    object lilypad {
-        val enabled by featureEnable()
-        val hOffset by double(max=0.25, default=0.1).lang("hOffset")
-        val flowerChance by int(max=64, default=16, min=0)
-    }
-
-    object reed {
-        val enabled by featureEnable()
-        val hOffset by double(max=0.4, default=0.2).lang("hOffset")
-        val heightMin by double(min=1.5, max=3.5, default=1.7).lang("heightMin")
-        val heightMax by double(min=1.5, max=3.5, default=2.2).lang("heightMax")
-        val population by int(max=64, default=32).lang("population")
-        val biomes by biomeList { it.filterTemp(0.4f, null) && it.filterRain(0.4f, null) }
-        val shaderWind by boolean(true).lang("shaderWind")
-    }
-
-    object algae {
-        val enabled by featureEnable()
-        val hOffset by double(max=0.25, default=0.1).lang("hOffset")
-        val size by double(min=0.5, max=1.5, default=1.0).lang("size")
-        val heightMin by double(min=0.1, max=1.5, default=0.5).lang("heightMin")
-        val heightMax by double(min=0.1, max=1.5, default=1.0).lang("heightMax")
-        val population by int(max=64, default=48).lang("population")
-        val biomes by biomeList { it.filterClass("river", "ocean") }
-        val shaderWind by boolean(true).lang("shaderWind")
-    }
-
-    object coral {
-        val enabled by featureEnable()
-        val shallowWater by boolean(false)
-        val hOffset by double(max=0.4, default=0.2).lang("hOffset")
-        val vOffset by double(max=0.4, default=0.1).lang("vOffset")
-        val size by double(min=0.5, max=1.5, default=0.7).lang("size")
-        val crustSize by double(min=0.5, max=1.5, default=1.4)
-        val chance by int(max=64, default=32)
-        val population by int(max=64, default=48).lang("population")
-        val biomes by biomeList { it.filterClass("river", "ocean", "beach") }
-    }
-
-    object netherrack {
-        val enabled by featureEnable()
-        val hOffset by double(max=0.4, default=0.2).lang("hOffset")
-        val heightMin by double(min=0.1, max=1.5, default=0.6).lang("heightMin")
-        val heightMax by double(min=0.1, max=1.5, default=0.8).lang("heightMax")
-        val size by double(min=0.5, max=1.5, default=1.0).lang("size")
-    }
-
-    object fallingLeaves {
-        val enabled by featureEnable()
-        val speed by double(min=0.01, max=0.15, default=0.05)
-        val windStrength by double(min=0.1, max=2.0, default=0.5)
-        val stormStrength by double(min=0.1, max=2.0, default=0.8)
-        val size by double(min=0.25, max=1.5, default=0.75).lang("size")
-        val chance by double(min=0.001, max=1.0, default=0.05)
-        val perturb by double(min=0.01, max=1.0, default=0.25)
-        val lifetime by double(min=1.0, max=15.0, default=5.0)
-        val opacityHack by boolean(true)
-    }
-
-    object risingSoul {
-        val enabled by featureEnable()
-        val chance by double(min=0.001, max=1.0, default=0.02)
-        val perturb by double(min=0.01, max=0.25, default=0.05)
-        val headSize by double(min=0.25, max=1.5, default=1.0)
-        val trailSize by double(min=0.25, max=1.5, default=0.75)
-        val opacity by float(min=0.05, max=1.0, default=0.5)
-        val sizeDecay by double(min=0.5, max=1.0, default=0.97)
-        val opacityDecay by float(min=0.5, max=1.0, default=0.97)
-        val lifetime by double(min=1.0, max=15.0, default=4.0)
-        val trailLength by int(min=2, max=128, default=48)
-        val trailDensity by int(min=1, max=16, default=3)
-    }
-
-    val forceReloadOptions = listOf(
-        blocks.leavesClasses,
-        blocks.leavesModels,
-        blocks.grassClasses,
-        blocks.grassModels,
-        shortGrass["saturationThreshold"]!!
-    )
-
-    override fun onChange(event: ConfigChangedEvent.PostConfigChangedEvent) {
-        if (hasChanged(forceReloadOptions))
-            Minecraft.getMinecraft().refreshResources()
-        else
-            Minecraft.getMinecraft().renderGlobal.loadRenderers()
-    }
-}

src/main/kotlin/mods/betterfoliage/client/gui/BiomeListConfigEntry.kt

@@ -1,19 +0,0 @@
-package mods.betterfoliage.client.gui
-
-import mods.octarinecore.client.gui.IdListConfigEntry
-import net.minecraft.world.biome.Biome
-import net.minecraftforge.fml.client.config.GuiConfig
-import net.minecraftforge.fml.client.config.GuiConfigEntries
-import net.minecraftforge.fml.client.config.IConfigElement
-
-/** Toggleable list of all defined biomes. */
-class BiomeListConfigEntry(
-    owningScreen: GuiConfig,
-    owningEntryList: GuiConfigEntries,
-    configElement: IConfigElement)
-: IdListConfigEntry<Biome>(owningScreen, owningEntryList, configElement) {
-
-    override val baseSet: List<Biome> get() = Biome.REGISTRY.filterNotNull()
-    override val Biome.itemId: Int get() = Biome.REGISTRY.getIDForObject(this)
-    override val Biome.itemName: String get() = this.biomeName
-}

src/main/kotlin/mods/betterfoliage/client/gui/ConfigGuiFactory.kt

@@ -1,29 +0,0 @@
-package mods.betterfoliage.client.gui
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.config.Config
-import net.minecraft.client.Minecraft
-import net.minecraft.client.gui.GuiScreen
-import net.minecraftforge.fml.client.IModGuiFactory
-import net.minecraftforge.fml.client.config.GuiConfig
-
-class ConfigGuiFactory : IModGuiFactory {
-
-    override fun initialize(minecraftInstance: Minecraft?) { }
-    override fun hasConfigGui() = true
-    override fun runtimeGuiCategories() = hashSetOf<IModGuiFactory.RuntimeOptionCategoryElement>()
-    override fun createConfigGui(parentScreen: GuiScreen?) = createBFConfigGui(parentScreen)
-
-    companion object {
-        @JvmStatic
-        fun createBFConfigGui(parentScreen: GuiScreen?) = GuiConfig(
-            parentScreen,
-            Config.rootGuiElements,
-            BetterFoliageMod.MOD_ID,
-            null,
-            false,
-            false,
-            BetterFoliageMod.MOD_NAME
-        )
-    }
-}

src/main/kotlin/mods/betterfoliage/client/integration/ForestryIntegration.kt

@@ -1,154 +0,0 @@
-package mods.betterfoliage.client.integration
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.render.LogRegistry
-import mods.betterfoliage.client.render.StandardLogRegistry
-import mods.betterfoliage.client.render.column.ColumnTextureInfo
-import mods.betterfoliage.client.render.column.SimpleColumnInfo
-import mods.betterfoliage.client.texture.LeafInfo
-import mods.betterfoliage.client.texture.LeafRegistry
-import mods.betterfoliage.client.texture.StandardLeafKey
-import mods.betterfoliage.loader.Refs
-import mods.octarinecore.client.resource.ModelRenderKey
-import mods.octarinecore.client.resource.ModelRenderRegistry
-import mods.octarinecore.client.resource.ModelRenderRegistryBase
-import mods.octarinecore.getTileEntitySafe
-import mods.octarinecore.metaprog.ClassRef
-import mods.octarinecore.metaprog.FieldRef
-import mods.octarinecore.metaprog.MethodRef
-import mods.octarinecore.metaprog.allAvailable
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.Minecraft
-import net.minecraft.client.renderer.block.model.ModelResourceLocation
-import net.minecraft.util.ResourceLocation
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.client.event.TextureStitchEvent
-import net.minecraftforge.client.model.IModel
-import net.minecraftforge.fml.common.Loader
-import net.minecraftforge.fml.common.eventhandler.EventPriority
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-import kotlin.collections.Map
-import kotlin.collections.component1
-import kotlin.collections.component2
-import kotlin.collections.emptyMap
-import kotlin.collections.find
-import kotlin.collections.forEach
-import kotlin.collections.get
-import kotlin.collections.listOf
-import kotlin.collections.mapValues
-import kotlin.collections.mutableMapOf
-import kotlin.collections.set
-
-@SideOnly(Side.CLIENT)
-object ForestryIntegration {
-
-    val TextureLeaves = ClassRef("forestry.arboriculture.models.TextureLeaves")
-    val TeLleafTextures = FieldRef(TextureLeaves, "leafTextures", Refs.Map)
-    val TeLplain = FieldRef(TextureLeaves, "plain", Refs.ResourceLocation)
-    val TeLfancy = FieldRef(TextureLeaves, "fancy", Refs.ResourceLocation)
-    val TeLpollplain = FieldRef(TextureLeaves, "pollinatedPlain", Refs.ResourceLocation)
-    val TeLpollfancy = FieldRef(TextureLeaves, "pollinatedFancy", Refs.ResourceLocation)
-    val TileLeaves = ClassRef("forestry.arboriculture.tiles.TileLeaves")
-    val TiLgetLeaveSprite = MethodRef(TileLeaves, "getLeaveSprite", Refs.ResourceLocation, ClassRef.boolean)
-
-    val PropertyWoodType = ClassRef("forestry.arboriculture.blocks.PropertyWoodType")
-    val IWoodType = ClassRef("forestry.api.arboriculture.IWoodType")
-    val barkTex = MethodRef(IWoodType, "getBarkTexture", Refs.String)
-    val heartTex = MethodRef(IWoodType, "getHeartTexture", Refs.String)
-
-    val PropertyTreeType = ClassRef("forestry.arboriculture.blocks.PropertyTreeType")
-    val TreeDefinition = ClassRef("forestry.arboriculture.genetics.TreeDefinition")
-    val IAlleleTreeSpecies = ClassRef("forestry.api.arboriculture.IAlleleTreeSpecies")
-    val ILeafSpriteProvider = ClassRef("forestry.api.arboriculture.ILeafSpriteProvider")
-    val TdSpecies = FieldRef(TreeDefinition, "species", IAlleleTreeSpecies)
-    val getLeafSpriteProvider = MethodRef(IAlleleTreeSpecies, "getLeafSpriteProvider", ILeafSpriteProvider)
-    val getSprite = MethodRef(ILeafSpriteProvider, "getSprite", Refs.ResourceLocation, ClassRef.boolean, ClassRef.boolean)
-
-    init {
-        if (Loader.isModLoaded("forestry") && allAvailable(TiLgetLeaveSprite, getLeafSpriteProvider, getSprite)) {
-            Client.log(Level.INFO, "Forestry support initialized")
-            LeafRegistry.addRegistry(ForestryLeafRegistry)
-            LogRegistry.addRegistry(ForestryLogRegistry)
-        }
-    }
-}
-
-object ForestryLeafRegistry : ModelRenderRegistry<LeafInfo> {
-    val logger = BetterFoliageMod.logDetail
-    val textureToKey = mutableMapOf<ResourceLocation, ModelRenderKey<LeafInfo>>()
-    var textureToValue = emptyMap<ResourceLocation, LeafInfo>()
-
-    override fun get(state: IBlockState, world: IBlockAccess, pos: BlockPos): LeafInfo? {
-        // check variant property (used in decorative leaves)
-        state.properties.entries.find {
-            ForestryIntegration.PropertyTreeType.isInstance(it.key) && ForestryIntegration.TreeDefinition.isInstance(it.value)
-        } ?.let {
-            val species = ForestryIntegration.TdSpecies.get(it.value)
-            val spriteProvider = ForestryIntegration.getLeafSpriteProvider.invoke(species!!)
-            val textureLoc = ForestryIntegration.getSprite.invoke(spriteProvider!!, false, Minecraft.isFancyGraphicsEnabled())
-            return textureToValue[textureLoc]
-        }
-
-        // extract leaf texture information from TileEntity
-        val tile = world.getTileEntitySafe(pos) ?: return null
-        if (!ForestryIntegration.TileLeaves.isInstance(tile)) return null
-        val textureLoc = ForestryIntegration.TiLgetLeaveSprite.invoke(tile, Minecraft.isFancyGraphicsEnabled()) ?: return null
-        return textureToValue[textureLoc]
-    }
-
-    @SubscribeEvent
-    fun handlePreStitch(event: TextureStitchEvent.Pre) {
-        textureToValue = emptyMap()
-
-        val allLeaves = ForestryIntegration.TeLleafTextures.getStatic() as Map<*, *>
-        allLeaves.entries.forEach {
-            logger.log(Level.DEBUG, "ForestryLeavesSupport: base leaf type ${it.key.toString()}")
-            listOf(
-                ForestryIntegration.TeLplain.get(it.value) as ResourceLocation,
-                ForestryIntegration.TeLfancy.get(it.value) as ResourceLocation,
-                ForestryIntegration.TeLpollplain.get(it.value) as ResourceLocation,
-                ForestryIntegration.TeLpollfancy.get(it.value) as ResourceLocation
-            ).forEach { textureLocation ->
-                val key = StandardLeafKey(logger, textureLocation.toString()).apply { onPreStitch(event.map) }
-                textureToKey[textureLocation] = key
-            }
-        }
-    }
-
-    @SubscribeEvent(priority = EventPriority.LOW)
-    fun handlePostStitch(event: TextureStitchEvent.Post) {
-        textureToValue = textureToKey.mapValues { (_, key) -> key.resolveSprites(event.map) }
-        textureToKey.clear()
-    }
-}
-
-object ForestryLogRegistry : ModelRenderRegistryBase<ColumnTextureInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-
-    override fun processModel(state: IBlockState, modelLoc: ModelResourceLocation, model: IModel): ModelRenderKey<ColumnTextureInfo>? {
-        // respect class list to avoid triggering on fences, stairs, etc.
-        if (!Config.blocks.logClasses.matchesClass(state.block)) return null
-
-        // find wood type property
-        val woodType = state.properties.entries.find {
-            ForestryIntegration.PropertyWoodType.isInstance(it.key) && ForestryIntegration.IWoodType.isInstance(it.value)
-        } ?: return null
-
-        logger.log(Level.DEBUG, "ForestryLogRegistry: block state $state")
-        logger.log(Level.DEBUG, "ForestryLogRegistry:     variant ${woodType.value}")
-
-        // get texture names for wood type
-        val bark = ForestryIntegration.barkTex.invoke(woodType.value) as String?
-        val heart = ForestryIntegration.heartTex.invoke(woodType.value) as String?
-
-        logger.log(Level.DEBUG, "ForestryLogSupport:    textures [heart=$heart, bark=$bark]")
-        if (bark != null && heart != null) return SimpleColumnInfo.Key(logger, StandardLogRegistry.getAxis(state), listOf(heart, heart, bark))
-        return null
-    }
-}

src/main/kotlin/mods/betterfoliage/client/integration/OptifineCustomColors.kt

@@ -1,60 +0,0 @@
-package mods.betterfoliage.client.integration
-
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.loader.Refs
-import mods.octarinecore.ThreadLocalDelegate
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.common.Int3
-import mods.octarinecore.metaprog.allAvailable
-import mods.octarinecore.metaprog.reflectField
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.Minecraft
-import net.minecraft.client.renderer.block.model.BakedQuad
-import net.minecraft.client.renderer.vertex.DefaultVertexFormats
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-
-/**
- * Integration for OptiFine custom block colors.
- */
-@Suppress("UNCHECKED_CAST")
-@SideOnly(Side.CLIENT)
-object OptifineCustomColors {
-
-    val isColorAvailable = allAvailable(
-        Refs.CustomColors, Refs.getColorMultiplier
-    )
-
-    init {
-        Client.log(Level.INFO, "Optifine custom color support is ${if (isColorAvailable) "enabled" else "disabled" }")
-    }
-
-    val renderEnv by ThreadLocalDelegate { OptifineRenderEnv() }
-    val fakeQuad = BakedQuad(IntArray(0), 1, EnumFacing.UP, null, true, DefaultVertexFormats.BLOCK)
-
-    fun getBlockColor(ctx: BlockContext): Int {
-        val ofColor = if (isColorAvailable && Minecraft.getMinecraft().gameSettings.reflectField<Boolean>("ofCustomColors") == true) {
-            renderEnv.reset(ctx.blockState(Int3.zero), ctx.pos)
-            Refs.getColorMultiplier.invokeStatic(fakeQuad, ctx.blockState(Int3.zero), ctx.world!!, ctx.pos, renderEnv.wrapped) as? Int
-        } else null
-        return if (ofColor == null || ofColor == -1) ctx.blockData(Int3.zero).color else ofColor
-    }
-}
-
-@SideOnly(Side.CLIENT)
-class OptifineRenderEnv {
-    val wrapped: Any = Refs.RenderEnv.element!!.getDeclaredConstructor(
-        Refs.IBlockState.element, Refs.BlockPos.element
-    ).let {
-        it.isAccessible = true
-        it.newInstance(null, null)
-    }
-
-    fun reset(state: IBlockState, pos: BlockPos) {
-        Refs.RenderEnv_reset.invoke(wrapped, state, pos)
-    }
-}

src/main/kotlin/mods/betterfoliage/client/integration/RubberIntegration.kt

@@ -1,147 +0,0 @@
-package mods.betterfoliage.client.integration
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.render.LogRegistry
-import mods.betterfoliage.client.render.column.ColumnTextureInfo
-import mods.betterfoliage.client.render.column.SimpleColumnInfo
-import mods.octarinecore.client.render.Quad
-import mods.octarinecore.client.render.QuadIconResolver
-import mods.octarinecore.client.render.ShadingContext
-import mods.octarinecore.client.render.blockContext
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.common.rotate
-import mods.octarinecore.metaprog.ClassRef
-import mods.octarinecore.metaprog.allAvailable
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.block.model.ModelResourceLocation
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.client.renderer.texture.TextureMap
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.ResourceLocation
-import net.minecraftforge.client.model.IModel
-import net.minecraftforge.fml.common.Loader
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-import org.apache.logging.log4j.Logger
-
-@SideOnly(Side.CLIENT)
-object IC2RubberIntegration {
-
-    val BlockRubWood = ClassRef("ic2.core.block.BlockRubWood")
-
-    init {
-        if (Loader.isModLoaded("ic2") && allAvailable(BlockRubWood)) {
-            Client.log(Level.INFO, "IC2 rubber support initialized")
-            LogRegistry.addRegistry(IC2LogSupport)
-        }
-    }
-}
-
-@SideOnly(Side.CLIENT)
-object TechRebornRubberIntegration {
-
-    val BlockRubberLog = ClassRef("techreborn.blocks.BlockRubberLog")
-
-    init {
-        if (Loader.isModLoaded("techreborn") && allAvailable(BlockRubberLog)) {
-            Client.log(Level.INFO, "TechReborn rubber support initialized")
-            LogRegistry.addRegistry(TechRebornLogSupport)
-        }
-    }
-}
-
-class RubberLogInfo(
-    axis: EnumFacing.Axis?,
-    val spotDir: EnumFacing,
-    topTexture: TextureAtlasSprite,
-    bottomTexture: TextureAtlasSprite,
-    val spotTexture: TextureAtlasSprite,
-    sideTextures: List<TextureAtlasSprite>
-) : SimpleColumnInfo(axis, topTexture, bottomTexture, sideTextures) {
-
-    override val side: QuadIconResolver = { ctx: ShadingContext, idx: Int, quad: Quad ->
-        val worldFace = (if ((idx and 1) == 0) EnumFacing.SOUTH else EnumFacing.EAST).rotate(ctx.rotation)
-        if (worldFace == spotDir) spotTexture else {
-            val sideIdx = if (this.sideTextures.size > 1) (blockContext.random(1) + dirToIdx[worldFace.ordinal]) % this.sideTextures.size else 0
-            this.sideTextures[sideIdx]
-        }
-    }
-
-    class Key(override val logger: Logger, val axis: EnumFacing.Axis?, val spotDir: EnumFacing, val textures: List<String>): ModelRenderKey<ColumnTextureInfo> {
-        override fun resolveSprites(atlas: TextureMap) = RubberLogInfo(
-            axis,
-            spotDir,
-            atlas[textures[0]] ?: atlas.missingSprite,
-            atlas[textures[1]] ?: atlas.missingSprite,
-            atlas[textures[2]] ?: atlas.missingSprite,
-            textures.drop(3).map { atlas[it] ?: atlas.missingSprite }
-        )
-    }
-}
-
-object IC2LogSupport : ModelRenderRegistryBase<ColumnTextureInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-
-    override fun processModel(state: IBlockState, modelLoc: ModelResourceLocation, model: IModel): ModelRenderKey<ColumnTextureInfo>? {
-        // check for proper block class, existence of ModelBlock, and "state" blockstate property
-        if (!IC2RubberIntegration.BlockRubWood.isInstance(state.block)) return null
-        val blockLoc = model.modelBlockAndLoc.firstOrNull() ?: return null
-        val type = state.properties.entries.find { it.key.getName() == "state" }?.value?.toString() ?: return null
-
-        // logs with no rubber spot
-        if (blockLoc.derivesFrom(ResourceLocation("block/cube_column"))) {
-            val axis = when(type) {
-                "plain_y" -> EnumFacing.Axis.Y
-                "plain_x" -> EnumFacing.Axis.X
-                "plain_z" -> EnumFacing.Axis.Z
-                else -> null
-            }
-            val textureNames = listOf("end", "end", "side").map { blockLoc.first.resolveTextureName(it) }
-            if (textureNames.any { it == "missingno" }) return null
-            logger.log(Level.DEBUG, "IC2LogSupport: block state ${state.toString()}")
-            logger.log(Level.DEBUG, "IC2LogSupport:             axis=$axis, end=${textureNames[0]}, side=${textureNames[2]}")
-            return SimpleColumnInfo.Key(logger, axis, textureNames)
-        }
-
-        // logs with rubber spot
-        val spotDir = when(type) {
-            "dry_north", "wet_north" -> EnumFacing.NORTH
-            "dry_south", "wet_south" -> EnumFacing.SOUTH
-            "dry_west", "wet_west" -> EnumFacing.WEST
-            "dry_east", "wet_east" -> EnumFacing.EAST
-            else -> null
-        }
-        val textureNames = listOf("up", "down", "north", "south").map { blockLoc.first.resolveTextureName(it) }
-        if (textureNames.any { it == "missingno" }) return null
-        logger.log(Level.DEBUG, "IC2LogSupport: block state ${state.toString()}")
-        logger.log(Level.DEBUG, "IC2LogSupport:             spotDir=$spotDir, up=${textureNames[0]}, down=${textureNames[1]}, side=${textureNames[2]}, spot=${textureNames[3]}")
-        return if (spotDir != null) RubberLogInfo.Key(logger, EnumFacing.Axis.Y, spotDir, textureNames) else SimpleColumnInfo.Key(logger, EnumFacing.Axis.Y, textureNames)
-    }
-}
-
-object TechRebornLogSupport : ModelRenderRegistryBase<ColumnTextureInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-
-    override fun processModel(state: IBlockState, modelLoc: ModelResourceLocation, model: IModel): ModelRenderKey<ColumnTextureInfo>? {
-        // check for proper block class, existence of ModelBlock
-        if (!TechRebornRubberIntegration.BlockRubberLog.isInstance(state.block)) return null
-        val blockLoc = model.modelBlockAndLoc.firstOrNull() ?: return null
-
-        val hasSap = state.properties.entries.find { it.key.getName() == "hassap" }?.value as? Boolean ?: return null
-        val sapSide = state.properties.entries.find { it.key.getName() == "sapside" }?.value as? EnumFacing ?: return null
-
-        logger.log(Level.DEBUG, "$logName: block state $state")
-        if (hasSap) {
-            val textureNames = listOf("end", "end", "sapside", "side").map { blockLoc.first.resolveTextureName(it) }
-            logger.log(Level.DEBUG, "$logName:             spotDir=$sapSide, end=${textureNames[0]}, side=${textureNames[2]}, spot=${textureNames[3]}")
-            if (textureNames.all { it != "missingno" }) return RubberLogInfo.Key(logger, EnumFacing.Axis.Y, sapSide, textureNames)
-        } else {
-            val textureNames = listOf("end", "end", "side").map { blockLoc.first.resolveTextureName(it) }
-            logger.log(Level.DEBUG, "$logName:             end=${textureNames[0]}, side=${textureNames[2]}")
-            if (textureNames.all { it != "missingno" })return SimpleColumnInfo.Key(logger, EnumFacing.Axis.Y, textureNames)
-        }
-        return null
-    }
-}

src/main/kotlin/mods/betterfoliage/client/integration/ShadersModIntegration.kt

@@ -1,81 +0,0 @@
-package mods.betterfoliage.client.integration
-
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.loader.Refs
-import mods.octarinecore.metaprog.allAvailable
-import net.minecraft.block.Block
-import net.minecraft.block.BlockTallGrass
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.init.Blocks
-import net.minecraft.util.EnumBlockRenderType
-import net.minecraft.util.EnumBlockRenderType.MODEL
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-/**
- * Integration for ShadersMod.
- */
-@SideOnly(Side.CLIENT)
-object ShadersModIntegration {
-
-    @JvmStatic val isAvailable = allAvailable(Refs.sVertexBuilder, Refs.pushEntity_state, Refs.pushEntity_num, Refs.popEntity)
-
-    val grassDefaultBlockId = blockIdFor(Blocks.TALLGRASS.defaultState.withProperty(BlockTallGrass.TYPE, BlockTallGrass.EnumType.GRASS))
-    val leavesDefaultBlockId = blockIdFor(Blocks.LEAVES.defaultState)
-    fun blockIdFor(blockState: IBlockState) = Block.REGISTRY.getIDForObject(blockState.block).toLong() and 65535
-
-//    fun entityDataFor(blockState: IBlockState) =
-//        (Block.REGISTRY.getIDForObject(blockState.block).toLong() and 65535) //or
-//        ((blockState.renderType.ordinal.toLong() and 65535) shl 16) or
-//        (blockState.block.getMetaFromState(blockState).toLong() shl 32)
-
-    fun logEntityData(name: String, blockState: IBlockState) {
-        val blockId = Block.REGISTRY.getIDForObject(blockState.block).toLong() and 65535
-        val meta = blockState.renderType.ordinal.toLong() and 65535
-        val renderType = blockState.renderType.ordinal.toLong() and 65535
-        Client.log(INFO, "ShadersMod integration for $name")
-        Client.log(INFO, "     blockState=$blockState")
-        Client.log(INFO, "     blockId=$blockId, meta=$meta, type=$renderType")
-    }
-    /**
-     * Called from transformed ShadersMod code.
-     * @see mods.betterfoliage.loader.BetterFoliageTransformer
-     */
-    @JvmStatic fun getBlockIdOverride(original: Long, blockState: IBlockState): Long {
-        if (Config.blocks.leavesClasses.matchesClass(blockState.block)) return Config.shaders.leavesId
-        if (Config.blocks.crops.matchesClass(blockState.block)) return Config.shaders.grassId
-        return original
-    }
-
-    init {
-        Client.log(INFO, "ShadersMod integration is ${if (isAvailable) "enabled" else "disabled" }")
-    }
-
-    /** Quads rendered inside this block will use the given block entity data in shader programs. */
-    inline fun renderAs(blockId: Long, renderType: EnumBlockRenderType, renderer: BufferBuilder, enabled: Boolean = true, func: ()->Unit) {
-        val blockData = blockId or (renderType.ordinal shl 16).toLong()
-        if ((isAvailable && enabled)) {
-            val vertexBuilder = Refs.sVertexBuilder.get(renderer)!!
-            Refs.pushEntity_num.invoke(vertexBuilder, blockId)
-            func()
-            Refs.popEntity.invoke(vertexBuilder)
-        } else {
-            func()
-        }
-    }
-
-    /** Quads rendered inside this block will use the given block entity data in shader programs. */
-    inline fun renderAs(state: IBlockState, renderType: EnumBlockRenderType, renderer: BufferBuilder, enabled: Boolean = true, func: ()->Unit) =
-        renderAs(blockIdFor(state), renderType, renderer, enabled, func)
-
-    /** Quads rendered inside this block will behave as tallgrass blocks in shader programs. */
-    inline fun grass(renderer: BufferBuilder, enabled: Boolean = true, func: ()->Unit) =
-        renderAs(Config.shaders.grassId, MODEL, renderer, enabled, func)
-
-    /** Quads rendered inside this block will behave as leaf blocks in shader programs. */
-    inline fun leaves(renderer: BufferBuilder, enabled: Boolean = true, func: ()->Unit) =
-        renderAs(Config.shaders.leavesId, MODEL, renderer, enabled, func)
-}

src/main/kotlin/mods/betterfoliage/client/render/EntityFallingLeavesFX.kt

@@ -1,136 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.texture.LeafParticleRegistry
-import mods.betterfoliage.client.texture.LeafRegistry
-import mods.octarinecore.PI2
-import mods.octarinecore.client.render.AbstractEntityFX
-import mods.octarinecore.client.render.HSB
-import mods.octarinecore.common.Double3
-import mods.octarinecore.minmax
-import mods.octarinecore.random
-import net.minecraft.client.Minecraft
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.math.BlockPos
-import net.minecraft.util.math.MathHelper
-import net.minecraft.world.World
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.event.world.WorldEvent
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
-import net.minecraftforge.fml.common.gameevent.TickEvent
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.lwjgl.opengl.GL11
-import java.lang.Math.*
-import java.util.*
-
-@SideOnly(Side.CLIENT)
-class EntityFallingLeavesFX(world: World, pos: BlockPos) :
-AbstractEntityFX(world, pos.x.toDouble() + 0.5, pos.y.toDouble(), pos.z.toDouble() + 0.5) {
-
-    companion object {
-        @JvmStatic val biomeBrightnessMultiplier = 0.5f
-    }
-
-    var particleRot = rand.nextInt(64)
-    var rotPositive = true
-    val isMirrored = (rand.nextInt() and 1) == 1
-    var wasCollided = false
-
-    init {
-        particleMaxAge = MathHelper.floor(random(0.6, 1.0) * Config.fallingLeaves.lifetime * 20.0)
-        motionY = -Config.fallingLeaves.speed
-        particleScale = Config.fallingLeaves.size.toFloat() * 0.1f
-
-        val state = world.getBlockState(pos)
-        val blockColor = Minecraft.getMinecraft().blockColors.colorMultiplier(state, world, pos, 0)
-        val leafInfo = LeafRegistry[state, world, pos]
-        if (leafInfo != null) {
-            particleTexture = leafInfo.particleTextures[rand.nextInt(1024)]
-            calculateParticleColor(leafInfo.averageColor, blockColor)
-        } else {
-            particleTexture = LeafParticleRegistry["default"][rand.nextInt(1024)]
-            setColor(blockColor)
-        }
-    }
-
-    override val isValid: Boolean get() = (particleTexture != null)
-
-    override fun update() {
-        if (rand.nextFloat() > 0.95f) rotPositive = !rotPositive
-        if (particleAge > particleMaxAge - 20) particleAlpha = 0.05f * (particleMaxAge - particleAge)
-
-        if (onGround || wasCollided) {
-            velocity.setTo(0.0, 0.0, 0.0)
-            if (!wasCollided) {
-                particleAge = Math.max(particleAge, particleMaxAge - 20)
-                wasCollided = true
-            }
-        } else {
-            velocity.setTo(cos[particleRot], 0.0, sin[particleRot]).mul(Config.fallingLeaves.perturb)
-                    .add(LeafWindTracker.current).add(0.0, -1.0, 0.0).mul(Config.fallingLeaves.speed)
-            particleRot = (particleRot + (if (rotPositive) 1 else -1)) and 63
-        }
-    }
-
-    override fun render(worldRenderer: BufferBuilder, partialTickTime: Float) {
-        if (Config.fallingLeaves.opacityHack) GL11.glDepthMask(true)
-        renderParticleQuad(worldRenderer, partialTickTime, rotation = particleRot, isMirrored = isMirrored)
-    }
-
-    fun calculateParticleColor(textureAvgColor: Int, blockColor: Int) {
-        val texture = HSB.fromColor(textureAvgColor)
-        val block = HSB.fromColor(blockColor)
-
-        val weightTex = texture.saturation / (texture.saturation + block.saturation)
-        val weightBlock = 1.0f - weightTex
-
-        // avoid circular average for hue for performance reasons
-        // one of the color components should dominate anyway
-        val particle = HSB(
-            weightTex * texture.hue + weightBlock * block.hue,
-            weightTex * texture.saturation + weightBlock * block.saturation,
-            weightTex * texture.brightness + weightBlock * block.brightness * biomeBrightnessMultiplier
-        )
-        setColor(particle.asColor)
-    }
-}
-
-@SideOnly(Side.CLIENT)
-object LeafWindTracker {
-    var random = Random()
-    val target = Double3.zero
-    val current = Double3.zero
-    var nextChange: Long = 0
-
-    init {
-        MinecraftForge.EVENT_BUS.register(this)
-    }
-
-    fun changeWind(world: World) {
-        nextChange = world.worldInfo.worldTime + 120 + random.nextInt(80)
-        val direction = PI2 * random.nextDouble()
-        val speed = abs(random.nextGaussian()) * Config.fallingLeaves.windStrength +
-            (if (!world.isRaining) 0.0 else abs(random.nextGaussian()) * Config.fallingLeaves.stormStrength)
-        target.setTo(cos(direction) * speed, 0.0, sin(direction) * speed)
-    }
-
-    @SubscribeEvent
-    fun handleWorldTick(event: TickEvent.ClientTickEvent) {
-        if (event.phase == TickEvent.Phase.START) Minecraft.getMinecraft().world?.let { world ->
-            // change target wind speed
-            if (world.worldInfo.worldTime >= nextChange) changeWind(world)
-
-            // change current wind speed
-            val changeRate = if (world.isRaining) 0.015 else 0.005
-            current.add(
-                (target.x - current.x).minmax(-changeRate, changeRate),
-                0.0,
-                (target.z - current.z).minmax(-changeRate, changeRate)
-            )
-        }
-    }
-
-    @SubscribeEvent
-    fun handleWorldLoad(event: WorldEvent.Load) { if (event.world.isRemote) changeWind(event.world) }
-}

src/main/kotlin/mods/betterfoliage/client/render/EntityRisingSoulFX.kt

@@ -1,77 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.AbstractEntityFX
-import mods.octarinecore.client.resource.ResourceHandler
-import mods.octarinecore.common.Double3
-import mods.octarinecore.forEachPairIndexed
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.math.BlockPos
-import net.minecraft.util.math.MathHelper
-import net.minecraft.world.World
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-import java.util.*
-
-@SideOnly(Side.CLIENT)
-class EntityRisingSoulFX(world: World, pos: BlockPos) :
-AbstractEntityFX(world, pos.x.toDouble() + 0.5, pos.y.toDouble() + 1.0, pos.z.toDouble() + 0.5) {
-
-    val particleTrail: Deque<Double3> = LinkedList<Double3>()
-    val initialPhase = rand.nextInt(64)
-
-    init {
-        motionY = 0.1
-        particleGravity = 0.0f
-        particleTexture = RisingSoulTextures.headIcons[rand.nextInt(256)]
-        particleMaxAge = MathHelper.floor((0.6 + 0.4 * rand.nextDouble()) * Config.risingSoul.lifetime * 20.0)
-    }
-
-    override val isValid: Boolean get() = true
-
-    override fun update() {
-        val phase = (initialPhase + particleAge) % 64
-        velocity.setTo(cos[phase] * Config.risingSoul.perturb, 0.1, sin[phase] * Config.risingSoul.perturb)
-
-        particleTrail.addFirst(currentPos.copy())
-        while (particleTrail.size > Config.risingSoul.trailLength) particleTrail.removeLast()
-
-        if (!Config.enabled) setExpired()
-    }
-
-    override fun render(worldRenderer: BufferBuilder, partialTickTime: Float) {
-        var alpha = Config.risingSoul.opacity
-        if (particleAge > particleMaxAge - 40) alpha *= (particleMaxAge - particleAge) / 40.0f
-
-        renderParticleQuad(worldRenderer, partialTickTime,
-            size = Config.risingSoul.headSize * 0.25,
-            alpha = alpha
-        )
-
-        var scale = Config.risingSoul.trailSize * 0.25
-        particleTrail.forEachPairIndexed { idx, current, previous ->
-            scale *= Config.risingSoul.sizeDecay
-            alpha *= Config.risingSoul.opacityDecay
-            if (idx % Config.risingSoul.trailDensity == 0) renderParticleQuad(worldRenderer, partialTickTime,
-                currentPos = current,
-                prevPos = previous,
-                size = scale,
-                alpha = alpha,
-                icon = RisingSoulTextures.trackIcon.icon!!
-            )
-        }
-    }
-}
-
-@SideOnly(Side.CLIENT)
-object RisingSoulTextures : ResourceHandler(BetterFoliageMod.MOD_ID) {
-    val headIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/rising_soul_%d")
-    val trackIcon = iconStatic(BetterFoliageMod.LEGACY_DOMAIN, "blocks/soul_track")
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${headIcons.num} soul particle textures")
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/ModelColumn.kt

@@ -1,146 +0,0 @@
-@file:JvmName("ModelColumn")
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Double3
-import mods.octarinecore.exchange
-import net.minecraft.util.EnumFacing.*
-import org.lwjgl.opengl.GL11
-
-/** Weight of the same-side AO values on the outer edges of the 45deg chamfered column faces. */
-const val chamferAffinity = 0.9f
-
-/** Amount to shrink column extension bits to stop Z-fighting. */
-val zProtectionScale: Double3 get() = Double3(Config.roundLogs.zProtection, 1.0, Config.roundLogs.zProtection)
-
-fun Model.columnSide(radius: Double, yBottom: Double, yTop: Double, transform: (Quad) -> Quad = { it }) {
-    val halfRadius = radius * 0.5
-    listOf(
-        verticalRectangle(x1 = 0.0, z1 = 0.5, x2 = 0.5 - radius, z2 = 0.5, yBottom = yBottom, yTop = yTop)
-        .clampUV(minU = 0.0, maxU = 0.5 - radius)
-        .setAoShader(faceOrientedInterpolate(overrideFace = SOUTH))
-        .setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y)), predicate = { v, vi -> vi == 1 || vi == 2}),
-
-        verticalRectangle(x1 = 0.5 - radius, z1 = 0.5, x2 = 0.5 - halfRadius, z2 = 0.5 - halfRadius, yBottom = yBottom, yTop = yTop)
-        .clampUV(minU = 0.5 - radius)
-        .setAoShader(
-            faceOrientedAuto(overrideFace = SOUTH, corner = cornerInterpolate(Axis.Y, chamferAffinity, Config.roundLogs.dimming))
-        )
-        .setAoShader(
-            faceOrientedAuto(overrideFace = SOUTH, corner = cornerInterpolate(Axis.Y, 0.5f, Config.roundLogs.dimming)),
-            predicate = { v, vi -> vi == 1 || vi == 2}
-        )
-    ).forEach { transform(it.setFlatShader(FaceFlat(SOUTH))).add() }
-
-    listOf(
-        verticalRectangle(x1 = 0.5 - halfRadius, z1 = 0.5 - halfRadius, x2 = 0.5, z2 = 0.5 - radius, yBottom = yBottom, yTop = yTop)
-        .clampUV(maxU = radius - 0.5)
-        .setAoShader(
-            faceOrientedAuto(overrideFace = EAST, corner = cornerInterpolate(Axis.Y, chamferAffinity, Config.roundLogs.dimming)))
-        .setAoShader(
-            faceOrientedAuto(overrideFace = EAST, corner = cornerInterpolate(Axis.Y, 0.5f, Config.roundLogs.dimming)),
-            predicate = { v, vi -> vi == 0 || vi == 3}
-        ),
-
-        verticalRectangle(x1 = 0.5, z1 = 0.5 - radius, x2 = 0.5, z2 = 0.0, yBottom = yBottom, yTop = yTop)
-        .clampUV(minU = radius - 0.5, maxU = 0.0)
-        .setAoShader(faceOrientedInterpolate(overrideFace = EAST))
-        .setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y)), predicate = { v, vi -> vi == 0 || vi == 3})
-    ).forEach { transform(it.setFlatShader(FaceFlat(EAST))).add() }
-
-    quads.exchange(1, 2)
-}
-
-/**
- * Create a model of the side of a square column quadrant.
- *
- * @param[transform] transformation to apply to the model
- */
-fun Model.columnSideSquare(yBottom: Double, yTop: Double, transform: (Quad) -> Quad = { it }) {
-    listOf(
-        verticalRectangle(x1 = 0.0, z1 = 0.5, x2 = 0.5, z2 = 0.5, yBottom = yBottom, yTop = yTop)
-        .clampUV(minU = 0.0)
-        .setAoShader(faceOrientedInterpolate(overrideFace = SOUTH))
-        .setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y)), predicate = { v, vi -> vi == 1 || vi == 2}),
-
-        verticalRectangle(x1 = 0.5, z1 = 0.5, x2 = 0.5, z2 = 0.0, yBottom = yBottom, yTop = yTop)
-        .clampUV(maxU = 0.0)
-        .setAoShader(faceOrientedInterpolate(overrideFace = EAST))
-        .setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y)), predicate = { v, vi -> vi == 0 || vi == 3})
-    ).forEach {
-        transform(it.setFlatShader(faceOrientedAuto(corner = cornerFlat))).add()
-    }
-}
-
-/**
- * Create a model of the top lid of a chamfered column quadrant.
- *
- * @param[radius] the chamfer radius
- * @param[transform] transformation to apply to the model
- */
-fun Model.columnLid(radius: Double, transform: (Quad)->Quad = { it }) {
-    val v1 = Vertex(Double3(0.0, 0.5, 0.0), UV(0.0, 0.0))
-    val v2 = Vertex(Double3(0.0, 0.5, 0.5), UV(0.0, 0.5))
-    val v3 = Vertex(Double3(0.5 - radius, 0.5, 0.5), UV(0.5 - radius, 0.5))
-    val v4 = Vertex(Double3(0.5 - radius * 0.5, 0.5, 0.5 - radius * 0.5), UV(0.5, 0.5))
-    val v5 = Vertex(Double3(0.5, 0.5, 0.5 - radius), UV(0.5, 0.5 - radius))
-    val v6 = Vertex(Double3(0.5, 0.5, 0.0), UV(0.5, 0.0))
-
-    val q1 = Quad(v1, v2, v3, v4).setAoShader(faceOrientedAuto(overrideFace = UP, corner = cornerAo(Axis.Y)))
-             .transformVI { vertex, idx -> vertex.copy(aoShader = when(idx) {
-                 0 -> FaceCenter(UP)
-                 1 -> EdgeInterpolateFallback(UP, SOUTH, 0.0)
-                 else -> vertex.aoShader
-             })}
-             .cycleVertices(if (Config.nVidia) 0 else 1)
-    val q2 = Quad(v1, v4, v5, v6).setAoShader(faceOrientedAuto(overrideFace = UP, corner = cornerAo(Axis.Y)))
-             .transformVI { vertex, idx -> vertex.copy(aoShader = when(idx) {
-                 0 -> FaceCenter(UP)
-                 3 -> EdgeInterpolateFallback(UP, EAST, 0.0)
-                 else -> vertex.aoShader
-             })}
-             .cycleVertices(if (Config.nVidia) 0 else 1)
-    listOf(q1, q2).forEach { transform(it.setFlatShader(FaceFlat(UP))).add() }
-}
-
-/**
- * Create a model of the top lid of a square column quadrant.
- *
- * @param[transform] transformation to apply to the model
- */
-fun Model.columnLidSquare(transform: (Quad)-> Quad = { it }) {
-    transform(
-        horizontalRectangle(x1 = 0.0, x2 = 0.5, z1 = 0.0, z2 = 0.5, y = 0.5)
-        .transformVI { vertex, idx -> vertex.copy(uv = UV(vertex.xyz.x, vertex.xyz.z), aoShader = when(idx) {
-            0 -> FaceCenter(UP)
-            1 -> EdgeInterpolateFallback(UP, SOUTH, 0.0)
-            2 -> CornerSingleFallback(UP, SOUTH, EAST, UP)
-            else -> EdgeInterpolateFallback(UP, EAST, 0.0)
-        }) }
-        .setFlatShader(FaceFlat(UP))
-    ).add()
-}
-
-/**
- * Transform a chamfered side quadrant model of a column that extends from the top of the block.
- * (clamp UV coordinates, apply some scaling to avoid Z-fighting).
- *
- * @param[size] amount that the model extends from the top
- */
-fun topExtension(size: Double) = { q: Quad ->
-    q.clampUV(minV = 0.5 - size).transformVI { vertex, idx ->
-        if (idx < 2) vertex else vertex.copy(xyz = vertex.xyz * zProtectionScale)
-    }
-}
-/**
- * Transform a chamfered side quadrant model of a column that extends from the bottom of the block.
- * (clamp UV coordinates, apply some scaling to avoid Z-fighting).
- *
- * @param[size] amount that the model extends from the bottom
- */
-fun bottomExtension(size: Double) = { q: Quad ->
-    q.clampUV(maxV = -0.5 + size).transformVI { vertex, idx ->
-        if (idx > 1) vertex else vertex.copy(xyz = vertex.xyz * zProtectionScale)
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderAlgae.kt

@@ -1,57 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import net.minecraft.block.material.Material
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-@SideOnly(Side.CLIENT)
-class RenderAlgae : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val noise = simplexNoise()
-
-    val algaeIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_algae_%d")
-    val algaeModels = modelSet(64, RenderGrass.grassTopQuads(Config.algae.heightMin, Config.algae.heightMax))
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${algaeIcons.num} algae textures")
-    }
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.algae.enabled &&
-        ctx.blockState(up2).material == Material.WATER &&
-        ctx.blockState(up1).material == Material.WATER &&
-        Config.blocks.dirt.matchesClass(ctx.block) &&
-        ctx.biomeId in Config.algae.biomes &&
-        noise[ctx.pos] < Config.algae.population
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val baseRender = renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        if (!layer.isCutout) return baseRender
-
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        val rand = ctx.semiRandomArray(3)
-
-        ShadersModIntegration.grass(renderer, Config.algae.shaderWind) {
-            modelRenderer.render(
-                renderer,
-                algaeModels[rand[2]],
-                Rotation.identity,
-                icon = { _, qi, _ -> algaeIcons[rand[qi and 1]]!! },
-                postProcess = noPost
-            )
-        }
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderCactus.kt

@@ -1,111 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.render.column.ColumnTextureInfo
-import mods.betterfoliage.client.render.column.SimpleColumnInfo
-import mods.octarinecore.client.render.*
-import mods.octarinecore.client.resource.ModelRenderRegistryConfigurable
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.common.config.ModelTextureList
-import mods.octarinecore.common.config.SimpleBlockMatcher
-import net.minecraft.block.BlockCactus
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.*
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-
-object StandardCactusRegistry : ModelRenderRegistryConfigurable<ColumnTextureInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-    override val matchClasses = SimpleBlockMatcher(BlockCactus::class.java)
-    override val modelTextures = listOf(ModelTextureList("block/cactus", "top", "bottom", "side"))
-    override fun processModel(state: IBlockState, textures: List<String>) = SimpleColumnInfo.Key(logger, Axis.Y, textures)
-    init { MinecraftForge.EVENT_BUS.register(this) }
-}
-
-@SideOnly(Side.CLIENT)
-class RenderCactus : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val cactusStemRadius = 0.4375
-    val cactusArmRotation = listOf(NORTH, SOUTH, EAST, WEST).map { Rotation.rot90[it.ordinal] }
-
-    val iconCross = iconStatic(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_cactus")
-    val iconArm = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_cactus_arm_%d")
-
-    val modelStem = model {
-        horizontalRectangle(x1 = -cactusStemRadius, x2 = cactusStemRadius, z1 = -cactusStemRadius, z2 = cactusStemRadius, y = 0.5)
-        .scaleUV(cactusStemRadius * 2.0)
-        .let { listOf(it.flipped.move(1.0 to DOWN), it) }
-        .forEach { it.setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y), edge = null)).add() }
-
-        verticalRectangle(x1 = -0.5, z1 = cactusStemRadius, x2 = 0.5, z2 = cactusStemRadius, yBottom = -0.5, yTop = 0.5)
-        .setAoShader(faceOrientedAuto(corner = cornerAo(Axis.Y), edge = null))
-        .toCross(UP).addAll()
-    }
-    val modelCross = modelSet(64) { modelIdx ->
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = -0.5 * 1.41, yTop = 0.5 * 1.41)
-        .setAoShader(edgeOrientedAuto(corner = cornerAoMaxGreen))
-        .scale(1.4)
-        .transformV { v ->
-            val perturb = xzDisk(modelIdx) * Config.cactus.sizeVariation
-            Vertex(v.xyz + (if (v.uv.u < 0.0) perturb else -perturb), v.uv, v.aoShader)
-        }
-        .toCross(UP).addAll()
-    }
-    val modelArm = modelSet(64) { modelIdx ->
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.0, yTop = 1.0)
-        .scale(Config.cactus.size).move(0.5 to UP)
-
-        .setAoShader(faceOrientedAuto(overrideFace = UP, corner = cornerAo(Axis.Y), edge = null))
-        .toCross(UP) { it.move(xzDisk(modelIdx) * Config.cactus.hOffset) }.addAll()
-    }
-
-    override fun afterPreStitch() {
-        Client.log(Level.INFO, "Registered ${iconArm.num} cactus arm textures")
-    }
-
-    override fun isEligible(ctx: BlockContext): Boolean =
-        Config.enabled && Config.cactus.enabled &&
-        Config.blocks.cactus.matchesClass(ctx.block)
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        // render the whole block on the cutout layer
-        if (!layer.isCutout) return false
-
-        // get AO data
-        modelRenderer.updateShading(Int3.zero, allFaces)
-        val icons = StandardCactusRegistry[ctx] ?: return renderWorldBlockBase(ctx, dispatcher, renderer, null)
-
-        modelRenderer.render(
-            renderer,
-            modelStem.model,
-            Rotation.identity,
-            icon = { ctx, qi, q -> when(qi) {
-                0 -> icons.bottom(ctx, qi, q); 1 -> icons.top(ctx, qi, q); else -> icons.side(ctx, qi, q)
-            } },
-            postProcess = noPost
-        )
-        modelRenderer.render(
-            renderer,
-            modelCross[ctx.random(0)],
-            Rotation.identity,
-            icon = { _, _, _ -> iconCross.icon!!},
-            postProcess = noPost
-        )
-        modelRenderer.render(
-            renderer,
-            modelArm[ctx.random(1)],
-            cactusArmRotation[ctx.random(2) % 4],
-            icon = { _, _, _ -> iconArm[ctx.random(3)]!!},
-            postProcess = noPost
-        )
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderConnectedGrass.kt

@@ -1,36 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.AbstractBlockRenderingHandler
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.render.withOffset
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.forgeDirsHorizontal
-import mods.octarinecore.common.offset
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-
-@SideOnly(Side.CLIENT)
-class RenderConnectedGrass : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.connectedGrass.enabled &&
-        Config.blocks.dirt.matchesClass(ctx.block) &&
-        Config.blocks.grassClasses.matchesClass(ctx.block(up1)) &&
-        (Config.connectedGrass.snowEnabled || !ctx.blockState(up2).isSnow)
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        // if the block sides are not visible anyway, render normally
-        if (forgeDirsHorizontal.all { ctx.blockState(it.offset).isOpaqueCube }) return renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-
-        if (ctx.isSurroundedBy { it.isOpaqueCube } ) return false
-        return ctx.withOffset(Int3.zero, up1) {
-            ctx.withOffset(up1, up2) {
-                renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-            }
-        }
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderConnectedGrassLog.kt

@@ -1,36 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.AbstractBlockRenderingHandler
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.render.withOffset
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.offset
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.*
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-
-@SideOnly(Side.CLIENT)
-class RenderConnectedGrassLog : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val grassCheckDirs = listOf(EAST, WEST, NORTH, SOUTH)
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.roundLogs.enabled && Config.roundLogs.connectGrass &&
-        Config.blocks.dirt.matchesClass(ctx.block) &&
-        Config.blocks.logClasses.matchesClass(ctx.block(up1))
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val grassDir = grassCheckDirs.find {
-            Config.blocks.grassClasses.matchesClass(ctx.block(it.offset))
-        } ?: return renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-
-        return ctx.withOffset(Int3.zero, grassDir.offset) {
-            renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        }
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderCoral.kt

@@ -1,77 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.forgeDirOffsets
-import mods.octarinecore.common.forgeDirs
-import mods.octarinecore.random
-import net.minecraft.block.material.Material
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.Axis
-import net.minecraft.util.EnumFacing.UP
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-@SideOnly(Side.CLIENT)
-class RenderCoral : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val noise = simplexNoise()
-
-    val coralIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_coral_%d")
-    val crustIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_crust_%d")
-    val coralModels = modelSet(64) { modelIdx ->
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.0, yTop = 1.0)
-        .scale(Config.coral.size).move(0.5 to UP)
-        .toCross(UP) { it.move(xzDisk(modelIdx) * Config.coral.hOffset) }.addAll()
-
-        val separation = random(0.01, Config.coral.vOffset)
-        horizontalRectangle(x1 = -0.5, x2 = 0.5, z1 = -0.5, z2 = 0.5, y = 0.0)
-        .scale(Config.coral.crustSize).move(0.5 + separation to UP).add()
-
-        transformQ {
-            it.setAoShader(faceOrientedAuto(overrideFace = UP, corner = cornerAo(Axis.Y)))
-            .setFlatShader(faceOrientedAuto(overrideFace = UP, corner = cornerFlat))
-        }
-    }
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${coralIcons.num} coral textures")
-        Client.log(INFO, "Registered ${crustIcons.num} coral crust textures")
-    }
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.coral.enabled &&
-        (ctx.blockState(up2).material == Material.WATER || Config.coral.shallowWater) &&
-        ctx.blockState(up1).material == Material.WATER &&
-        Config.blocks.sand.matchesClass(ctx.block) &&
-        ctx.biomeId in Config.coral.biomes &&
-        noise[ctx.pos] < Config.coral.population
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val baseRender = renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        if (!layer.isCutout) return baseRender
-
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        forgeDirs.forEachIndexed { idx, face ->
-            if (!ctx.blockState(forgeDirOffsets[idx]).isOpaqueCube && blockContext.random(idx) < Config.coral.chance) {
-                var variation = blockContext.random(6)
-                modelRenderer.render(
-                    renderer,
-                    coralModels[variation++],
-                    rotationFromUp[idx],
-                    icon = { _, qi, _ -> if (qi == 4) crustIcons[variation]!! else coralIcons[variation + (qi and 1)]!!},
-                    postProcess = noPost
-                )
-            }
-        }
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderGrass.kt

@@ -1,127 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.OptifineCustomColors
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.betterfoliage.client.texture.GrassRegistry
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.*
-import mods.octarinecore.random
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumBlockRenderType
-import net.minecraft.util.EnumBlockRenderType.MODEL
-import net.minecraft.util.EnumFacing.Axis
-import net.minecraft.util.EnumFacing.UP
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-@SideOnly(Side.CLIENT)
-class RenderGrass : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    companion object {
-        @JvmStatic fun grassTopQuads(heightMin: Double, heightMax: Double): Model.(Int)->Unit = { modelIdx ->
-            verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.5,
-                    yTop = 0.5 + random(heightMin, heightMax)
-            )
-            .setAoShader(faceOrientedAuto(overrideFace = UP, corner = cornerAo(Axis.Y)))
-            .setFlatShader(faceOrientedAuto(overrideFace = UP, corner = cornerFlat))
-            .toCross(UP) { it.move(xzDisk(modelIdx) * Config.shortGrass.hOffset) }.addAll()
-        }
-    }
-
-    val noise = simplexNoise()
-
-    val normalIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_grass_long_%d")
-    val snowedIcons = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_grass_snowed_%d")
-    val normalGenIcon = iconStatic(Client.genGrass.generatedResource("minecraft:blocks/tallgrass", "snowed" to false))
-    val snowedGenIcon = iconStatic(Client.genGrass.generatedResource("minecraft:blocks/tallgrass", "snowed" to true))
-
-    val grassModels = modelSet(64, grassTopQuads(Config.shortGrass.heightMin, Config.shortGrass.heightMax))
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${normalIcons.num} grass textures")
-        Client.log(INFO, "Registered ${snowedIcons.num} snowed grass textures")
-    }
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled &&
-        (Config.shortGrass.grassEnabled || Config.connectedGrass.enabled) &&
-        GrassRegistry[ctx] != null
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        // render the whole block on the cutout layer
-        if (!layer.isCutout) return false
-
-        val isConnected = ctx.block(down1).let {
-            Config.blocks.dirt.matchesClass(it) ||
-            Config.blocks.grassClasses.matchesClass(it)
-        }
-        val isSnowed = ctx.blockState(up1).isSnow
-        val connectedGrass = isConnected && Config.connectedGrass.enabled && (!isSnowed || Config.connectedGrass.snowEnabled)
-
-        val grass = GrassRegistry[ctx]
-        if (grass == null) {
-            // shouldn't happen
-            Client.logRenderError(ctx.blockState(Int3.zero), ctx.pos)
-            return renderWorldBlockBase(ctx, dispatcher, renderer, null)
-        }
-        val blockColor = OptifineCustomColors.getBlockColor(ctx)
-
-        if (connectedGrass) {
-            // get full AO data
-            modelRenderer.updateShading(Int3.zero, allFaces)
-
-            // check occlusion
-            val isHidden = forgeDirs.map { ctx.blockState(it.offset).isOpaqueCube }
-
-            // render full grass block
-            ShadersModIntegration.renderAs(ctx.blockState(Int3.zero), MODEL, renderer) {
-                modelRenderer.render(
-                    renderer,
-                    fullCube,
-                    quadFilter = { qi, _ -> !isHidden[qi] },
-                    icon = { _, _, _ -> grass.grassTopTexture },
-                    postProcess = { ctx, _, _, _, _ ->
-                        rotateUV(2)
-                        if (isSnowed) {
-                            if (!ctx.aoEnabled) setGrey(1.4f)
-                        } else if (ctx.aoEnabled && grass.overrideColor == null) multiplyColor(blockColor)
-                    }
-                )
-            }
-        } else {
-            renderWorldBlockBase(ctx, dispatcher, renderer, null)
-
-            // get AO data only for block top
-            modelRenderer.updateShading(Int3.zero, topOnly)
-        }
-
-        if (!Config.shortGrass.grassEnabled) return true
-        if (isSnowed && !Config.shortGrass.snowEnabled) return true
-        if (ctx.blockState(up1).isOpaqueCube) return true
-        if (Config.shortGrass.population < 64 && noise[ctx.pos] >= Config.shortGrass.population) return true
-
-        // render grass quads
-        val iconset = if (isSnowed) snowedIcons else normalIcons
-        val iconGen = if (isSnowed) snowedGenIcon else normalGenIcon
-        val rand = ctx.semiRandomArray(2)
-
-        ShadersModIntegration.grass(renderer, Config.shortGrass.shaderWind) {
-            modelRenderer.render(
-                renderer,
-                grassModels[rand[0]],
-                Rotation.identity,
-                ctx.blockCenter + (if (isSnowed) snowOffset else Double3.zero),
-                icon = { _, qi, _ -> if (Config.shortGrass.useGenerated) iconGen.icon!! else iconset[rand[qi and 1]]!! },
-                postProcess = { _, _, _, _, _ -> if (isSnowed) setGrey(1.0f) else multiplyColor(grass.overrideColor ?: blockColor) }
-            )
-        }
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderLeaves.kt

@@ -1,94 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.OptifineCustomColors
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.betterfoliage.client.texture.LeafRegistry
-import mods.octarinecore.PI2
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Double3
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.common.vec
-import mods.octarinecore.random
-import net.minecraft.block.material.Material
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.DOWN
-import net.minecraft.util.EnumFacing.UP
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import java.lang.Math.cos
-import java.lang.Math.sin
-
-@SideOnly(Side.CLIENT)
-class RenderLeaves : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val leavesModel = model {
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = -0.5 * 1.41, yTop = 0.5 * 1.41)
-        .setAoShader(edgeOrientedAuto(corner = cornerAoMaxGreen))
-        .setFlatShader(FlatOffset(Int3.zero))
-        .scale(Config.leaves.size)
-        .toCross(UP).addAll()
-    }
-    val snowedIcon = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_leaves_snowed_%d")
-
-    val perturbs = vectorSet(64) { idx ->
-        val angle = PI2 * idx / 64.0
-        Double3(cos(angle), 0.0, sin(angle)) * Config.leaves.hOffset +
-            UP.vec * random(-1.0, 1.0) * Config.leaves.vOffset
-    }
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled &&
-        Config.leaves.enabled &&
-        LeafRegistry[ctx] != null &&
-        !(Config.leaves.hideInternal && ctx.isSurroundedBy { it.isFullCube || it.material == Material.LEAVES } )
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val isSnowed = ctx.blockState(up1).material.let {
-            it == Material.SNOW || it == Material.CRAFTED_SNOW
-        }
-        val leafInfo = LeafRegistry[ctx]
-        if (leafInfo == null) {
-            // shouldn't happen
-            Client.logRenderError(ctx.blockState(Int3.zero), ctx.pos)
-            return renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        }
-        val blockColor = OptifineCustomColors.getBlockColor(ctx)
-
-        renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        if (!layer.isCutout) return true
-
-        modelRenderer.updateShading(Int3.zero, allFaces)
-        ShadersModIntegration.leaves(renderer) {
-            val rand = ctx.semiRandomArray(2)
-            (if (Config.leaves.dense) denseLeavesRot else normalLeavesRot).forEach { rotation ->
-                modelRenderer.render(
-                    renderer,
-                    leavesModel.model,
-                    rotation,
-                    ctx.blockCenter + perturbs[rand[0]],
-                    icon = { _, _, _ -> leafInfo.roundLeafTexture },
-                    postProcess = { _, _, _, _, _ ->
-                        rotateUV(rand[1])
-                        multiplyColor(blockColor)
-                    }
-                )
-            }
-            if (isSnowed && Config.leaves.snowEnabled) modelRenderer.render(
-                renderer,
-                leavesModel.model,
-                Rotation.identity,
-                ctx.blockCenter + perturbs[rand[0]],
-                icon = { _, _, _ -> snowedIcon[rand[1]]!! },
-                postProcess = whitewash
-            )
-        }
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderLilypad.kt

@@ -1,79 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.DOWN
-import net.minecraft.util.EnumFacing.UP
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-
-@SideOnly(Side.CLIENT)
-class RenderLilypad : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val rootModel = model {
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = -1.5, yTop = -0.5)
-        .setFlatShader(FlatOffsetNoColor(Int3.zero))
-        .toCross(UP).addAll()
-    }
-    val flowerModel = model {
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.0, yTop = 1.0)
-        .scale(0.5).move(0.5 to DOWN)
-        .setFlatShader(FlatOffsetNoColor(Int3.zero))
-        .toCross(UP).addAll()
-    }
-    val rootIcon = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_lilypad_roots_%d")
-    val flowerIcon = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_lilypad_flower_%d")
-    val perturbs = vectorSet(64) { modelIdx -> xzDisk(modelIdx) * Config.lilypad.hOffset }
-
-    override fun afterPreStitch() {
-        Client.log(Level.INFO, "Registered ${rootIcon.num} lilypad root textures")
-        Client.log(Level.INFO, "Registered ${flowerIcon.num} lilypad flower textures")
-    }
-
-    override fun isEligible(ctx: BlockContext): Boolean =
-        Config.enabled && Config.lilypad.enabled &&
-        Config.blocks.lilypad.matchesClass(ctx.block)
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        // render the whole block on the cutout layer
-        if (!layer.isCutout) return false
-
-        renderWorldBlockBase(ctx, dispatcher, renderer, null)
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        val rand = ctx.semiRandomArray(5)
-
-        ShadersModIntegration.grass(renderer) {
-            modelRenderer.render(
-                renderer,
-                rootModel.model,
-                Rotation.identity,
-                ctx.blockCenter.add(perturbs[rand[2]]),
-                forceFlat = true,
-                icon = { ctx, qi, q -> rootIcon[rand[qi and 1]]!! },
-                postProcess = noPost
-            )
-        }
-
-        if (rand[3] < Config.lilypad.flowerChance) modelRenderer.render(
-            renderer,
-            flowerModel.model,
-            Rotation.identity,
-            ctx.blockCenter.add(perturbs[rand[4]]),
-            forceFlat = true,
-            icon = { _, _, _ -> flowerIcon[rand[0]]!! },
-            postProcess = noPost
-        )
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderLog.kt

@@ -1,67 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.chunk.ChunkOverlayManager
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.render.column.AbstractRenderColumn
-import mods.betterfoliage.client.render.column.ColumnRenderLayer
-import mods.betterfoliage.client.render.column.ColumnTextureInfo
-import mods.betterfoliage.client.render.column.SimpleColumnInfo
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.common.config.ConfigurableBlockMatcher
-import mods.octarinecore.common.config.ModelTextureList
-import mods.octarinecore.tryDefault
-import net.minecraft.block.BlockLog
-import net.minecraft.block.state.IBlockState
-import net.minecraft.util.EnumFacing.Axis
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-
-class RenderLog : AbstractRenderColumn(BetterFoliageMod.MOD_ID) {
-
-    override val addToCutout: Boolean get() = false
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.roundLogs.enabled &&
-        Config.blocks.logClasses.matchesClass(ctx.block)
-
-    override val overlayLayer = RoundLogOverlayLayer()
-    override val connectPerpendicular: Boolean get() = Config.roundLogs.connectPerpendicular
-    override val radiusSmall: Double get() = Config.roundLogs.radiusSmall
-    override val radiusLarge: Double get() = Config.roundLogs.radiusLarge
-    init {
-        ChunkOverlayManager.layers.add(overlayLayer)
-    }
-}
-
-class RoundLogOverlayLayer : ColumnRenderLayer() {
-    override val registry: ModelRenderRegistry<ColumnTextureInfo> get() = LogRegistry
-    override val blockPredicate = { state: IBlockState -> Config.blocks.logClasses.matchesClass(state.block) }
-    override val surroundPredicate = { state: IBlockState -> state.isOpaqueCube && !Config.blocks.logClasses.matchesClass(state.block) }
-
-    override val connectSolids: Boolean get() = Config.roundLogs.connectSolids
-    override val lenientConnect: Boolean get() = Config.roundLogs.lenientConnect
-    override val defaultToY: Boolean get() = Config.roundLogs.defaultY
-}
-
-@SideOnly(Side.CLIENT)
-object LogRegistry : ModelRenderRegistryRoot<ColumnTextureInfo>()
-
-object StandardLogRegistry : ModelRenderRegistryConfigurable<ColumnTextureInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-    override val matchClasses: ConfigurableBlockMatcher get() = Config.blocks.logClasses
-    override val modelTextures: List<ModelTextureList> get() = Config.blocks.logModels.list
-    override fun processModel(state: IBlockState, textures: List<String>) = SimpleColumnInfo.Key(logger, getAxis(state), textures)
-
-    fun getAxis(state: IBlockState): Axis? {
-        val axis = tryDefault(null) { state.getValue(BlockLog.LOG_AXIS).toString() } ?:
-        state.properties.entries.find { it.key.getName().toLowerCase() == "axis" }?.value?.toString()
-        return when (axis) {
-            "x" -> Axis.X
-            "y" -> Axis.Y
-            "z" -> Axis.Z
-            else -> null
-        }
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderMycelium.kt

@@ -1,57 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.AbstractBlockRenderingHandler
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.render.modelRenderer
-import mods.octarinecore.client.render.noPost
-import mods.octarinecore.common.Double3
-import mods.octarinecore.common.Rotation
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-@SideOnly(Side.CLIENT)
-class RenderMycelium : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val myceliumIcon = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_mycel_%d")
-    val myceliumModel = modelSet(64, RenderGrass.grassTopQuads(Config.shortGrass.heightMin, Config.shortGrass.heightMax))
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${myceliumIcon.num} mycelium textures")
-    }
-
-    override fun isEligible(ctx: BlockContext): Boolean {
-        if (!Config.enabled || !Config.shortGrass.myceliumEnabled) return false
-        return Config.blocks.mycelium.matchesClass(ctx.block)
-    }
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        // render the whole block on the cutout layer
-        if (!layer.isCutout) return false
-
-        val isSnowed = ctx.blockState(up1).isSnow
-
-        renderWorldBlockBase(ctx, dispatcher, renderer, null)
-
-        if (isSnowed && !Config.shortGrass.snowEnabled) return true
-        if (ctx.blockState(up1).isOpaqueCube) return true
-
-        val rand = ctx.semiRandomArray(2)
-        modelRenderer.render(
-            renderer,
-            myceliumModel[rand[0]],
-            Rotation.identity,
-            ctx.blockCenter + (if (isSnowed) snowOffset else Double3.zero),
-            icon = { _, qi, _ -> myceliumIcon[rand[qi and 1]]!! },
-            postProcess = if (isSnowed) whitewash else noPost
-        )
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderNetherrack.kt

@@ -1,59 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.random
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.*
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level.INFO
-
-@SideOnly(Side.CLIENT)
-class RenderNetherrack : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val netherrackIcon = iconSet(BetterFoliageMod.LEGACY_DOMAIN, "blocks/better_netherrack_%d")
-    val netherrackModel = modelSet(64) { modelIdx ->
-        verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yTop = -0.5,
-        yBottom = -0.5 - random(Config.netherrack.heightMin, Config.netherrack.heightMax))
-        .setAoShader(faceOrientedAuto(overrideFace = DOWN, corner = cornerAo(Axis.Y)))
-        .setFlatShader(faceOrientedAuto(overrideFace = DOWN, corner = cornerFlat))
-        .toCross(UP) { it.move(xzDisk(modelIdx) * Config.shortGrass.hOffset) }.addAll()
-
-    }
-
-    override fun afterPreStitch() {
-        Client.log(INFO, "Registered ${netherrackIcon.num} netherrack textures")
-    }
-
-    override fun isEligible(ctx: BlockContext): Boolean {
-        if (!Config.enabled || !Config.netherrack.enabled) return false
-        return Config.blocks.netherrack.matchesClass(ctx.block)
-    }
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val baseRender = renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        if (!layer.isCutout) return baseRender
-
-        if (ctx.blockState(down1).isOpaqueCube) return baseRender
-
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        val rand = ctx.semiRandomArray(2)
-        modelRenderer.render(
-            renderer,
-            netherrackModel[rand[0]],
-            Rotation.identity,
-            icon = { _, qi, _ -> netherrackIcon[rand[qi and 1]]!! },
-            postProcess = noPost
-        )
-
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/RenderReeds.kt

@@ -1,74 +0,0 @@
-package mods.betterfoliage.client.render
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.ShadersModIntegration
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.random
-import net.minecraft.block.material.Material
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing.UP
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-
-@SideOnly(Side.CLIENT)
-class RenderReeds : AbstractBlockRenderingHandler(BetterFoliageMod.MOD_ID) {
-
-    val noise = simplexNoise()
-    val reedIcons = iconSet(Client.genReeds.generatedResource("${BetterFoliageMod.LEGACY_DOMAIN}:blocks/better_reed_%d"))
-    val reedModels = modelSet(64) { modelIdx ->
-        val height = random(Config.reed.heightMin, Config.reed.heightMax)
-        val waterline = 0.875f
-        val vCutLine = 0.5 - waterline / height
-        listOf(
-            // below waterline
-            verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.5, yTop = 0.5 + waterline)
-            .setFlatShader(FlatOffsetNoColor(up1)).clampUV(minV = vCutLine),
-
-            // above waterline
-            verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = 0.5 + waterline, yTop = 0.5 + height)
-            .setFlatShader(FlatOffsetNoColor(up2)).clampUV(maxV = vCutLine)
-        ).forEach {
-            it.clampUV(minU = -0.25, maxU = 0.25)
-            .toCross(UP) { it.move(xzDisk(modelIdx) * Config.reed.hOffset) }.addAll()
-        }
-    }
-
-    override fun afterPreStitch() {
-        Client.log(Level.INFO, "Registered ${reedIcons.num} reed textures")
-    }
-
-    override fun isEligible(ctx: BlockContext) =
-        Config.enabled && Config.reed.enabled &&
-        ctx.blockState(up2).material == Material.AIR &&
-        ctx.blockState(up1).material == Material.WATER &&
-        Config.blocks.dirt.matchesClass(ctx.block) &&
-        ctx.biomeId in Config.reed.biomes &&
-        noise[ctx.pos] < Config.reed.population
-
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-        val baseRender = renderWorldBlockBase(ctx, dispatcher, renderer, layer)
-        if (!layer.isCutout) return baseRender
-
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        val iconVar = ctx.random(1)
-        ShadersModIntegration.grass(renderer, Config.reed.shaderWind) {
-            modelRenderer.render(
-                renderer,
-                reedModels[ctx.random(0)],
-                Rotation.identity,
-                forceFlat = true,
-                icon = { _, _, _ -> reedIcons[iconVar]!! },
-                postProcess = noPost
-            )
-        }
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/Utils.kt

@@ -1,62 +0,0 @@
-@file:JvmName("Utils")
-package mods.betterfoliage.client.render
-
-import mods.octarinecore.PI2
-import mods.octarinecore.client.render.*
-import mods.octarinecore.common.Double3
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.common.times
-import net.minecraft.block.Block
-import net.minecraft.block.material.Material
-import net.minecraft.block.state.IBlockState
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.EnumFacing.*
-
-val up1 = Int3(1 to UP)
-val up2 = Int3(2 to UP)
-val down1 = Int3(1 to DOWN)
-val snowOffset = UP * 0.0625
-
-val normalLeavesRot = arrayOf(Rotation.identity)
-val denseLeavesRot = arrayOf(Rotation.identity, Rotation.rot90[EAST.ordinal], Rotation.rot90[SOUTH.ordinal])
-
-val whitewash: PostProcessLambda = { _, _, _, _, _ -> setGrey(1.4f) }
-val greywash: PostProcessLambda = { _, _, _, _, _ -> setGrey(1.0f) }
-
-val IBlockState.isSnow: Boolean get() = material.let { it == Material.SNOW || it == Material.CRAFTED_SNOW }
-
-fun Quad.toCross(rotAxis: EnumFacing, trans: (Quad)->Quad) =
-    (0..3).map { rotIdx ->
-        trans(rotate(Rotation.rot90[rotAxis.ordinal] * rotIdx).mirrorUV(rotIdx > 1, false))
-    }
-fun Quad.toCross(rotAxis: EnumFacing) = toCross(rotAxis) { it }
-
-fun xzDisk(modelIdx: Int) = (PI2 * modelIdx / 64.0).let { Double3(Math.cos(it), 0.0, Math.sin(it)) }
-
-val rotationFromUp = arrayOf(
-    Rotation.rot90[EAST.ordinal] * 2,
-    Rotation.identity,
-    Rotation.rot90[WEST.ordinal],
-    Rotation.rot90[EAST.ordinal],
-    Rotation.rot90[SOUTH.ordinal],
-    Rotation.rot90[NORTH.ordinal]
-)
-
-fun Model.mix(first: Model, second: Model, predicate: (Int)->Boolean) {
-    first.quads.forEachIndexed { qi, quad ->
-        val otherQuad = second.quads[qi]
-        Quad(
-            if (predicate(0)) otherQuad.v1.copy() else quad.v1.copy(),
-            if (predicate(1)) otherQuad.v2.copy() else quad.v2.copy(),
-            if (predicate(2)) otherQuad.v3.copy() else quad.v3.copy(),
-            if (predicate(3)) otherQuad.v4.copy() else quad.v4.copy()
-        ).add()
-    }
-}
-
-val BlockRenderLayer.isCutout: Boolean get() = (this == BlockRenderLayer.CUTOUT) || (this == BlockRenderLayer.CUTOUT_MIPPED)
-
-fun IBlockState.canRenderInLayer(layer: BlockRenderLayer) = this.block.canRenderInLayer(this, layer)
-fun IBlockState.canRenderInCutout() = this.block.canRenderInLayer(this, BlockRenderLayer.CUTOUT) || this.block.canRenderInLayer(this, BlockRenderLayer.CUTOUT_MIPPED)

src/main/kotlin/mods/betterfoliage/client/render/column/AbstractRenderer.kt

@@ -1,224 +0,0 @@
-package mods.betterfoliage.client.render.column
-
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.chunk.ChunkOverlayLayer
-import mods.betterfoliage.client.chunk.ChunkOverlayManager
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.integration.ShadersModIntegration.renderAs
-import mods.betterfoliage.client.render.*
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.BlockType.*
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.QuadrantType
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
-import mods.octarinecore.client.render.*
-import mods.octarinecore.client.resource.ModelRenderRegistry
-import mods.octarinecore.common.*
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.BlockRendererDispatcher
-import net.minecraft.client.renderer.BufferBuilder
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.util.BlockRenderLayer
-import net.minecraft.util.EnumBlockRenderType
-import net.minecraft.util.EnumBlockRenderType.MODEL
-import net.minecraft.util.EnumFacing.*
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-
-@SideOnly(Side.CLIENT)
-@Suppress("NOTHING_TO_INLINE")
-abstract class AbstractRenderColumn(modId: String) : AbstractBlockRenderingHandler(modId) {
-
-    /** The rotations necessary to bring the models in position for the 4 quadrants */
-    val quadrantRotations = Array(4) { Rotation.rot90[UP.ordinal] * it }
-
-    // ============================
-    // Configuration
-    // ============================
-    abstract val overlayLayer: ColumnRenderLayer
-    abstract val connectPerpendicular: Boolean
-    abstract val radiusSmall: Double
-    abstract val radiusLarge: Double
-
-    // ============================
-    // Models
-    // ============================
-    val sideSquare = model { columnSideSquare(-0.5, 0.5) }
-    val sideRoundSmall = model { columnSide(radiusSmall, -0.5, 0.5) }
-    val sideRoundLarge = model { columnSide(radiusLarge, -0.5, 0.5) }
-
-    val extendTopSquare = model { columnSideSquare(0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
-    val extendTopRoundSmall = model { columnSide(radiusSmall, 0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
-    val extendTopRoundLarge = model { columnSide(radiusLarge, 0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
-    inline fun extendTop(type: QuadrantType) = when(type) {
-        SMALL_RADIUS -> extendTopRoundSmall.model
-        LARGE_RADIUS -> extendTopRoundLarge.model
-        SQUARE -> extendTopSquare.model
-        INVISIBLE -> extendTopSquare.model
-        else -> null
-    }
-
-    val extendBottomSquare = model { columnSideSquare(-0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
-    val extendBottomRoundSmall = model { columnSide(radiusSmall, -0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
-    val extendBottomRoundLarge = model { columnSide(radiusLarge, -0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
-    inline fun extendBottom(type: QuadrantType) = when (type) {
-        SMALL_RADIUS -> extendBottomRoundSmall.model
-        LARGE_RADIUS -> extendBottomRoundLarge.model
-        SQUARE -> extendBottomSquare.model
-        INVISIBLE -> extendBottomSquare.model
-        else -> null
-    }
-
-    val topSquare = model { columnLidSquare() }
-    val topRoundSmall = model { columnLid(radiusSmall) }
-    val topRoundLarge = model { columnLid(radiusLarge) }
-    inline fun flatTop(type: QuadrantType) = when(type) {
-        SMALL_RADIUS -> topRoundSmall.model
-        LARGE_RADIUS -> topRoundLarge.model
-        SQUARE -> topSquare.model
-        INVISIBLE -> topSquare.model
-        else -> null
-    }
-
-    val bottomSquare = model { columnLidSquare() { it.rotate(rot(EAST) * 2 + rot(UP)).mirrorUV(true, true) } }
-    val bottomRoundSmall = model { columnLid(radiusSmall) { it.rotate(rot(EAST) * 2 + rot(UP)).mirrorUV(true, true) } }
-    val bottomRoundLarge = model { columnLid(radiusLarge) { it.rotate(rot(EAST) * 2 + rot(UP)).mirrorUV(true, true) } }
-    inline fun flatBottom(type: QuadrantType) = when(type) {
-        SMALL_RADIUS -> bottomRoundSmall.model
-        LARGE_RADIUS -> bottomRoundLarge.model
-        SQUARE -> bottomSquare.model
-        INVISIBLE -> bottomSquare.model
-        else -> null
-    }
-
-    val transitionTop = model { mix(sideRoundLarge.model, sideRoundSmall.model) { it > 1 } }
-    val transitionBottom = model { mix(sideRoundSmall.model, sideRoundLarge.model) { it > 1 } }
-
-    inline fun continuous(q1: QuadrantType, q2: QuadrantType) =
-        q1 == q2 || ((q1 == SQUARE || q1 == INVISIBLE) && (q2 == SQUARE || q2 == INVISIBLE))
-
-    @Suppress("NON_EXHAUSTIVE_WHEN")
-    override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: BufferBuilder, layer: BlockRenderLayer): Boolean {
-
-        val roundLog = ChunkOverlayManager.get(overlayLayer, ctx.world!!, ctx.pos)
-        when(roundLog) {
-            ColumnLayerData.SkipRender -> return true
-            ColumnLayerData.NormalRender -> return renderWorldBlockBase(ctx, dispatcher, renderer, null)
-            ColumnLayerData.ResolveError, null -> {
-                Client.logRenderError(ctx.blockState(Int3.zero), ctx.pos)
-                return renderWorldBlockBase(ctx, dispatcher, renderer, null)
-            }
-        }
-
-        // if log axis is not defined and "Default to vertical" config option is not set, render normally
-        if ((roundLog as ColumnLayerData.SpecialRender).column.axis == null && !overlayLayer.defaultToY) {
-            return renderWorldBlockBase(ctx, dispatcher, renderer, null)
-        }
-
-        // get AO data
-        modelRenderer.updateShading(Int3.zero, allFaces)
-
-        val baseRotation = rotationFromUp[((roundLog.column.axis ?: Axis.Y) to AxisDirection.POSITIVE).face.ordinal]
-        renderAs(ctx.blockState(Int3.zero), MODEL, renderer) {
-            quadrantRotations.forEachIndexed { idx, quadrantRotation ->
-                // set rotation for the current quadrant
-                val rotation = baseRotation + quadrantRotation
-
-                // disallow sharp discontinuities in the chamfer radius, or tapering-in where inappropriate
-                if (roundLog.quadrants[idx] == LARGE_RADIUS &&
-                    roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] != LARGE_RADIUS &&
-                    roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] != LARGE_RADIUS) {
-                    roundLog.quadrants[idx] = SMALL_RADIUS
-                }
-
-                // render side of current quadrant
-                val sideModel = when (roundLog.quadrants[idx]) {
-                    SMALL_RADIUS -> sideRoundSmall.model
-                    LARGE_RADIUS -> if (roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] == SMALL_RADIUS) transitionTop.model
-                    else if (roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] == SMALL_RADIUS) transitionBottom.model
-                    else sideRoundLarge.model
-                    SQUARE -> sideSquare.model
-                    else -> null
-                }
-
-                if (sideModel != null) modelRenderer.render(
-                    renderer,
-                    sideModel,
-                    rotation,
-                    icon = roundLog.column.side,
-                    postProcess = noPost
-                )
-
-                // render top and bottom end of current quadrant
-                var upModel: Model? = null
-                var downModel: Model? = null
-                var upIcon = roundLog.column.top
-                var downIcon = roundLog.column.bottom
-                var isLidUp = true
-                var isLidDown = true
-
-                when (roundLog.upType) {
-                    NONSOLID -> upModel = flatTop(roundLog.quadrants[idx])
-                    PERPENDICULAR -> {
-                        if (!connectPerpendicular) {
-                            upModel = flatTop(roundLog.quadrants[idx])
-                        } else {
-                            upIcon = roundLog.column.side
-                            upModel = extendTop(roundLog.quadrants[idx])
-                            isLidUp = false
-                        }
-                    }
-                    PARALLEL -> {
-                        if (!continuous(roundLog.quadrants[idx], roundLog.quadrantsTop[idx])) {
-                            if (roundLog.quadrants[idx] == SQUARE || roundLog.quadrants[idx] == INVISIBLE) {
-                                upModel = topSquare.model
-                            }
-                        }
-                    }
-                }
-                when (roundLog.downType) {
-                    NONSOLID -> downModel = flatBottom(roundLog.quadrants[idx])
-                    PERPENDICULAR -> {
-                        if (!connectPerpendicular) {
-                            downModel = flatBottom(roundLog.quadrants[idx])
-                        } else {
-                            downIcon = roundLog.column.side
-                            downModel = extendBottom(roundLog.quadrants[idx])
-                            isLidDown = false
-                        }
-                    }
-                    PARALLEL -> {
-                        if (!continuous(roundLog.quadrants[idx], roundLog.quadrantsBottom[idx]) &&
-                            (roundLog.quadrants[idx] == SQUARE || roundLog.quadrants[idx] == INVISIBLE)) {
-                            downModel = bottomSquare.model
-                        }
-                    }
-                }
-
-                if (upModel != null) modelRenderer.render(
-                    renderer,
-                    upModel,
-                    rotation,
-                    icon = upIcon,
-                    postProcess = { _, _, _, _, _ ->
-                        if (isLidUp) {
-                            rotateUV(idx + if (roundLog.column.axis == Axis.X) 1 else 0)
-                        }
-                    }
-                )
-                if (downModel != null) modelRenderer.render(
-                    renderer,
-                    downModel,
-                    rotation,
-                    icon = downIcon,
-                    postProcess = { _, _, _, _, _ ->
-                        if (isLidDown) {
-                            rotateUV((if (roundLog.column.axis == Axis.X) 0 else 3) - idx)
-                        }
-                    }
-                )
-            }
-        }
-        return true
-    }
-}

src/main/kotlin/mods/betterfoliage/client/render/column/RenderData.kt

@@ -1,50 +0,0 @@
-package mods.betterfoliage.client.render.column
-
-import mods.octarinecore.client.render.QuadIconResolver
-import mods.octarinecore.client.render.blockContext
-import mods.octarinecore.client.resource.ModelRenderKey
-import mods.octarinecore.client.resource.get
-import mods.octarinecore.common.rotate
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.client.renderer.texture.TextureMap
-import net.minecraft.util.EnumFacing
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Logger
-
-@SideOnly(Side.CLIENT)
-interface ColumnTextureInfo {
-    val axis: EnumFacing.Axis?
-    val top: QuadIconResolver
-    val bottom: QuadIconResolver
-    val side: QuadIconResolver
-}
-
-@SideOnly(Side.CLIENT)
-open class SimpleColumnInfo(
-    override val axis: EnumFacing.Axis?,
-    val topTexture: TextureAtlasSprite,
-    val bottomTexture: TextureAtlasSprite,
-    val sideTextures: List<TextureAtlasSprite>
-) : ColumnTextureInfo {
-
-    // index offsets for EnumFacings, to make it less likely for neighboring faces to get the same bark texture
-    val dirToIdx = arrayOf(0, 1, 2, 4, 3, 5)
-
-    override val top: QuadIconResolver = { _, _, _ -> topTexture }
-    override val bottom: QuadIconResolver = { _, _, _ -> bottomTexture }
-    override val side: QuadIconResolver = { ctx, idx, _ ->
-        val worldFace = (if ((idx and 1) == 0) EnumFacing.SOUTH else EnumFacing.EAST).rotate(ctx.rotation)
-        val sideIdx = if (sideTextures.size > 1) (blockContext.random(1) + dirToIdx[worldFace.ordinal]) % sideTextures.size else 0
-        sideTextures[sideIdx]
-    }
-
-    class Key(override val logger: Logger, val axis: EnumFacing.Axis?, val textures: List<String>) : ModelRenderKey<ColumnTextureInfo> {
-        override fun resolveSprites(atlas: TextureMap) = SimpleColumnInfo(
-            axis,
-            atlas[textures[0]] ?: atlas.missingSprite,
-            atlas[textures[1]] ?: atlas.missingSprite,
-            textures.drop(2).map { atlas[it] ?: atlas.missingSprite }
-        )
-    }
-}

src/main/kotlin/mods/betterfoliage/client/texture/GrassRegistry.kt

@@ -1,68 +0,0 @@
-package mods.betterfoliage.client.texture
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.render.HSB
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.config.ConfigurableBlockMatcher
-import mods.octarinecore.common.config.IBlockMatcher
-import mods.octarinecore.common.config.ModelTextureList
-import mods.octarinecore.findFirst
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.client.renderer.texture.TextureMap
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-import org.apache.logging.log4j.Logger
-import java.lang.Math.min
-
-const val defaultGrassColor = 0
-
-/** Rendering-related information for a grass block. */
-class GrassInfo(
-    /** Top texture of the grass block. */
-    val grassTopTexture: TextureAtlasSprite,
-
-    /**
-     * Color to use for Short Grass rendering instead of the biome color.
-     *
-     * Value is null if the texture is mostly grey (the saturation of its average color is under a configurable limit),
-     * the average color of the texture otherwise.
-     */
-    val overrideColor: Int?
-)
-
-object GrassRegistry : ModelRenderRegistryRoot<GrassInfo>()
-
-object StandardGrassRegistry : ModelRenderRegistryConfigurable<GrassInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-    override val matchClasses: ConfigurableBlockMatcher get() = Config.blocks.grassClasses
-    override val modelTextures: List<ModelTextureList> get() = Config.blocks.grassModels.list
-    override fun processModel(state: IBlockState, textures: List<String>) = StandardGrassKey(logger, textures[0])
-}
-
-class StandardGrassKey(override val logger: Logger, val textureName: String) : ModelRenderKey<GrassInfo> {
-    override fun resolveSprites(atlas: TextureMap): GrassInfo {
-        val logName = "StandardGrassKey"
-        val texture = atlas[textureName] ?: atlas.missingSprite
-        logger.log(Level.DEBUG, "$logName: texture $textureName")
-        val hsb = HSB.fromColor(texture.averageColor ?: defaultGrassColor)
-        val overrideColor = if (hsb.saturation >= Config.shortGrass.saturationThreshold) {
-            logger.log(Level.DEBUG, "$logName:         brightness ${hsb.brightness}")
-            logger.log(Level.DEBUG, "$logName:         saturation ${hsb.saturation} >= ${Config.shortGrass.saturationThreshold}, using texture color")
-            hsb.copy(brightness = min(0.9f, hsb.brightness * 2.0f)).asColor
-        } else {
-            logger.log(Level.DEBUG, "$logName:         saturation ${hsb.saturation} < ${Config.shortGrass.saturationThreshold}, using block color")
-            null
-        }
-        return GrassInfo(texture, overrideColor)
-    }
-}

src/main/kotlin/mods/betterfoliage/client/texture/LeafParticleRegistry.kt

@@ -1,69 +0,0 @@
-package mods.betterfoliage.client.texture
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.stripStart
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.util.ResourceLocation
-import net.minecraftforge.client.event.TextureStitchEvent
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.fml.common.eventhandler.EventPriority
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
-
-object LeafParticleRegistry {
-    val typeMappings = TextureMatcher()
-    val particles = hashMapOf<String, IconSet>()
-
-    operator fun get(type: String) = particles[type] ?: particles["default"]!!
-
-    init { MinecraftForge.EVENT_BUS.register(this) }
-
-    @SubscribeEvent(priority = EventPriority.HIGH)
-    fun handleLoadModelData(event: LoadModelDataEvent) {
-        particles.clear()
-        typeMappings.loadMappings(ResourceLocation(BetterFoliageMod.DOMAIN, "leaf_texture_mappings.cfg"))
-    }
-
-    @SubscribeEvent
-    fun handlePreStitch(event: TextureStitchEvent.Pre) {
-        val allTypes = (typeMappings.mappings.map { it.type } + "default").distinct()
-        allTypes.forEach { leafType ->
-            val particleSet = IconSet("betterfoliage", "blocks/falling_leaf_${leafType}_%d").apply { onPreStitch(event.map) }
-            if (leafType == "default" || particleSet.num > 0) particles[leafType] = particleSet
-        }
-    }
-
-    @SubscribeEvent
-    fun handlePostStitch(event: TextureStitchEvent.Post) {
-        particles.forEach { (_, particleSet) -> particleSet.onPostStitch(event.map) }
-    }
-}
-
-class TextureMatcher {
-
-    data class Mapping(val domain: String?, val path: String, val type: String) {
-        fun matches(iconLocation: ResourceLocation): Boolean {
-            return (domain == null || domain == iconLocation.namespace) &&
-                iconLocation.path.stripStart("blocks/").contains(path, ignoreCase = true)
-        }
-    }
-
-    val mappings: MutableList<Mapping> = mutableListOf()
-
-    fun getType(resource: ResourceLocation) = mappings.filter { it.matches(resource) }.map { it.type }.firstOrNull()
-    fun getType(iconName: String) = ResourceLocation(iconName).let { getType(it) }
-
-    fun loadMappings(mappingLocation: ResourceLocation) {
-        mappings.clear()
-        resourceManager[mappingLocation]?.getLines()?.let { lines ->
-            lines.filter { !it.startsWith("//") }.filter { !it.isEmpty() }.forEach { line ->
-                val line2 = line.trim().split('=')
-                if (line2.size == 2) {
-                    val mapping = line2[0].trim().split(':')
-                    if (mapping.size == 1) mappings.add(Mapping(null, mapping[0].trim(), line2[1].trim()))
-                    else if (mapping.size == 2) mappings.add(Mapping(mapping[0].trim(), mapping[1].trim(), line2[1].trim()))
-                }
-            }
-        }
-    }
-}

src/main/kotlin/mods/betterfoliage/client/texture/LeafRegistry.kt

@@ -1,70 +0,0 @@
-package mods.betterfoliage.client.texture
-
-import mods.betterfoliage.BetterFoliageMod
-import mods.betterfoliage.client.Client
-import mods.betterfoliage.client.config.Config
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.config.ConfigurableBlockMatcher
-import mods.octarinecore.common.config.IBlockMatcher
-import mods.octarinecore.common.config.ModelTextureList
-import mods.octarinecore.findFirst
-import net.minecraft.block.state.IBlockState
-import net.minecraft.client.renderer.texture.TextureAtlasSprite
-import net.minecraft.client.renderer.texture.TextureMap
-import net.minecraft.util.EnumFacing
-import net.minecraft.util.ResourceLocation
-import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.client.event.TextureStitchEvent
-import net.minecraftforge.common.MinecraftForge
-import net.minecraftforge.fml.common.eventhandler.EventPriority
-import net.minecraftforge.fml.common.eventhandler.SubscribeEvent
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
-import org.apache.logging.log4j.Level
-import org.apache.logging.log4j.Logger
-
-const val defaultLeafColor = 0
-
-/** Rendering-related information for a leaf block. */
-class LeafInfo(
-    /** The generated round leaf texture. */
-    val roundLeafTexture: TextureAtlasSprite,
-
-    /** Type of the leaf block (configurable by user). */
-    val leafType: String,
-
-    /** Average color of the round leaf texture. */
-    val averageColor: Int = roundLeafTexture.averageColor ?: defaultLeafColor
-) {
-    /** [IconSet] of the textures to use for leaf particles emitted from this block. */
-    val particleTextures: IconSet get() = LeafParticleRegistry[leafType]
-}
-
-object LeafRegistry : ModelRenderRegistryRoot<LeafInfo>()
-
-object StandardLeafRegistry : ModelRenderRegistryConfigurable<LeafInfo>() {
-    override val logger = BetterFoliageMod.logDetail
-    override val matchClasses: ConfigurableBlockMatcher get() = Config.blocks.leavesClasses
-    override val modelTextures: List<ModelTextureList> get() = Config.blocks.leavesModels.list
-    override fun processModel(state: IBlockState, textures: List<String>) = StandardLeafKey(logger, textures[0])
-}
-
-class StandardLeafKey(override val logger: Logger, val textureName: String) : ModelRenderKey<LeafInfo> {
-    lateinit var leafType: String
-    lateinit var generated: ResourceLocation
-
-    override fun onPreStitch(atlas: TextureMap) {
-        val logName = "StandardLeafKey"
-        leafType = LeafParticleRegistry.typeMappings.getType(textureName) ?: "default"
-        generated = Client.genLeaves.generatedResource(textureName, "type" to leafType)
-        atlas.registerSprite(generated)
-
-        logger.log(Level.DEBUG, "$logName: leaf texture   $textureName")
-        logger.log(Level.DEBUG, "$logName:      particle $leafType")
-    }
-
-    override fun resolveSprites(atlas: TextureMap) = LeafInfo(atlas[generated] ?: atlas.missingSprite, leafType)
-}

src/main/kotlin/mods/betterfoliage/client/texture/Utils.kt

@@ -1,11 +0,0 @@
-@file:JvmName("Utils")
-package mods.betterfoliage.client.texture
-
-fun blendRGB(rgb1: Int, rgb2: Int, weight1: Int, weight2: Int): Int {
-    val r = (((rgb1 shr 16) and 255) * weight1 + ((rgb2 shr 16) and 255) * weight2) / (weight1 + weight2)
-    val g = (((rgb1 shr 8) and 255) * weight1 + ((rgb2 shr 8) and 255) * weight2) / (weight1 + weight2)
-    val b = ((rgb1 and 255) * weight1 + (rgb2 and 255) * weight2) / (weight1 + weight2)
-    val a = (rgb1 shr 24) and 255
-    val result = ((a shl 24) or (r shl 16) or (g shl 8) or b).toInt()
-    return result
-}

src/main/kotlin/mods/betterfoliage/config/BlockConfig.kt

@@ -0,0 +1,36 @@
+package mods.betterfoliage.config
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.util.Invalidator
+import mods.betterfoliage.resource.discovery.ConfigurableBlockMatcher
+import mods.betterfoliage.resource.discovery.ModelTextureListConfiguration
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
+
+class BlockConfig  {
+    private val list = mutableListOf<Any>()
+
+    val leafBlocks = blocks("leaves_blocks_default.cfg")
+    val leafModels = models("leaves_models_default.cfg")
+    val grassBlocks = blocks("grass_blocks_default.cfg")
+    val grassModels = models("grass_models_default.cfg")
+    val mycelium = blocks("mycelium_blocks_default.cfg")
+    //    val dirt = blocks("dirt_default.cfg")
+    val crops = blocks("crop_default.cfg")
+    val logBlocks = blocks("log_blocks_default.cfg")
+    val logModels = models("log_models_default.cfg")
+    val sand = blocks("sand_default.cfg")
+    val lilypad = blocks("lilypad_default.cfg")
+    val cactus = blocks("cactus_default.cfg")
+    val netherrack = blocks("netherrack_blocks_default.cfg")
+
+    private fun blocks(cfgName: String) = ConfigurableBlockMatcher(BetterFoliage.logDetail, Identifier(BetterFoliage.MOD_ID, cfgName)).apply { list.add(this) }
+    private fun models(cfgName: String) = ModelTextureListConfiguration(BetterFoliage.logDetail, Identifier(BetterFoliage.MOD_ID, cfgName)).apply { list.add(this) }
+
+    fun reloadConfig(manager: ResourceManager) {
+        list.forEach { when(it) {
+            is ConfigurableBlockMatcher -> it.readDefaults(manager)
+            is ModelTextureListConfiguration -> it.readDefaults(manager)
+        } }
+    }
+}

src/main/kotlin/mods/betterfoliage/config/Delegate.kt

@@ -0,0 +1,137 @@
+package mods.betterfoliage.config
+
+import me.shedaniel.clothconfig2.api.AbstractConfigListEntry
+import me.shedaniel.clothconfig2.api.ConfigEntryBuilder
+import me.shedaniel.clothconfig2.gui.entries.SubCategoryListEntry
+import me.zeroeightsix.fiber.builder.ConfigValueBuilder
+import me.zeroeightsix.fiber.tree.ConfigLeaf
+import me.zeroeightsix.fiber.tree.ConfigNode
+import me.zeroeightsix.fiber.tree.ConfigValue
+import net.minecraft.client.resource.language.I18n
+import java.util.*
+import kotlin.properties.ReadOnlyProperty
+import kotlin.reflect.KProperty
+
+const val MAX_LINE_LEN = 30
+
+sealed class DelegatingConfigNode<N: ConfigLeaf>(val fiberNode: N) {
+    abstract fun createClothNode(names: List<String>): AbstractConfigListEntry<*>
+}
+
+abstract class DelegatingConfigValue<T>(fiberNode: ConfigValue<T>) : DelegatingConfigNode<ConfigValue<T>>(fiberNode), ReadOnlyProperty<DelegatingConfigGroup, T>
+
+open class DelegatingConfigGroup(fiberNode: ConfigNode) : DelegatingConfigNode<ConfigNode>(fiberNode) {
+    val children = mutableListOf<DelegatingConfigNode<*>>()
+    override fun createClothNode(names: List<String>): SubCategoryListEntry {
+        val builder = ConfigEntryBuilder.create()
+            .startSubCategory(names.joinToString(".").translate())
+            .setTooltip(*names.joinToString(".").translateTooltip())
+            .setExpended(false)
+        children.forEach { builder.add(it.createClothNode(names + it.fiberNode.name!!)) }
+        return builder.build()
+    }
+    operator fun get(name: String) = children.find { it.fiberNode.name == name }
+}
+
+interface DelegatingConfigGroupFactory<T> {
+    operator fun provideDelegate(parent: DelegatingConfigGroup, property: KProperty<*>): ReadOnlyProperty<DelegatingConfigGroup, T>
+}
+
+fun <T: DelegatingConfigGroup> subNode(factory: (ConfigNode)->T) = object : DelegatingConfigGroupFactory<T> {
+    override operator fun provideDelegate(parent: DelegatingConfigGroup, property: KProperty<*>): ReadOnlyProperty<DelegatingConfigGroup, T> {
+        val childNode = ConfigNode(property.name, null)
+        val configGroup = factory(childNode)
+        parent.fiberNode.items.add(childNode)
+        parent.children.add(configGroup)
+        return object : ReadOnlyProperty<DelegatingConfigGroup, T> {
+            override fun getValue(thisRef: DelegatingConfigGroup, property: KProperty<*>) = configGroup
+        }
+    }
+}
+
+interface DelegatingConfigValueFactory<T> {
+    fun createFiberNode(parent: ConfigNode, name: String): ConfigValue<T>
+    fun createClothNode(node: ConfigValue<T>, names: List<String>): AbstractConfigListEntry<T>
+
+    operator fun provideDelegate(parent: DelegatingConfigGroup, property: KProperty<*>): ReadOnlyProperty<DelegatingConfigGroup, T> {
+        return object : DelegatingConfigValue<T>(createFiberNode(parent.fiberNode, property.name)) {
+            override fun createClothNode(names: List<String>) = createClothNode(fiberNode, names)
+            override fun getValue(thisRef: DelegatingConfigGroup, property: KProperty<*>) = fiberNode.value!!
+        }.apply { parent.children.add(this) }
+    }
+}
+
+fun String.translate() = I18n.translate(this)
+fun String.translateTooltip(lineLength: Int = MAX_LINE_LEN) = ("$this.tooltip").translate().let { tooltip ->
+    tooltip.splitToSequence(" ").fold(mutableListOf("")) { tooltips, word ->
+        if (tooltips.last().length + word.length < lineLength) {
+            tooltips[tooltips.lastIndex] += "$word "
+        } else {
+            tooltips.add("$word ")
+        }
+        tooltips
+    }.map { it.trim() }.toTypedArray()
+}
+
+fun boolean(
+    default: Boolean,
+    langKey: (List<String>)->String = { it.joinToString(".") },
+    valueOverride: (Boolean)->Boolean = { it }
+) = object : DelegatingConfigValueFactory<Boolean> {
+    override fun createFiberNode(parent: ConfigNode, name: String) = ConfigValueBuilder(Boolean::class.java)
+        .withName(name)
+        .withParent(parent)
+        .withDefaultValue(default)
+        .build()
+
+    override fun createClothNode(node: ConfigValue<Boolean>, names: List<String>) = ConfigEntryBuilder.create()
+        .startBooleanToggle(langKey(names).translate(), node.value!!)
+        .setTooltip(langKey(names).let { if (I18n.hasTranslation("$it.tooltip")) Optional.of(it.translateTooltip()) else Optional.empty() })
+        .setSaveConsumer { node.value = valueOverride(it) }
+        .build()
+}
+
+fun integer(
+    default: Int, min: Int, max: Int,
+    langKey: (List<String>)->String = { it.joinToString(".") },
+    valueOverride: (Int)->Int = { it }
+) = object : DelegatingConfigValueFactory<Int> {
+    override fun createFiberNode(parent: ConfigNode, name: String) = ConfigValueBuilder(Int::class.java)
+        .withName(name)
+        .withParent(parent)
+        .withDefaultValue(default)
+        .constraints().minNumerical(min).maxNumerical(max).finish()
+        .build()
+
+    override fun createClothNode(node: ConfigValue<Int>, names: List<String>) = ConfigEntryBuilder.create()
+        .startIntField(langKey(names).translate(), node.value!!)
+        .setTooltip(langKey(names).let { if (I18n.hasTranslation("$it.tooltip")) Optional.of(it.translateTooltip()) else Optional.empty() })
+        .setMin(min).setMax(max)
+        .setSaveConsumer { node.value = valueOverride(it) }
+        .build()
+}
+
+fun double(
+    default: Double, min: Double, max: Double,
+    langKey: (List<String>)->String = { it.joinToString(".") },
+    valueOverride: (Double)->Double = { it }
+) = object : DelegatingConfigValueFactory<Double> {
+    override fun createFiberNode(parent: ConfigNode, name: String) = ConfigValueBuilder(Double::class.java)
+        .withName(name)
+        .withParent(parent)
+        .withDefaultValue(default)
+        .constraints().minNumerical(min).maxNumerical(max).finish()
+        .build()
+
+    override fun createClothNode(node: ConfigValue<Double>, names: List<String>) = ConfigEntryBuilder.create()
+        .startDoubleField(langKey(names).translate(), node.value!!)
+        .setTooltip(langKey(names).let { if (I18n.hasTranslation("$it.tooltip")) Optional.of(it.translateTooltip()) else Optional.empty() })
+        .setMin(min).setMax(max)
+        .setSaveConsumer { node.value = valueOverride(it) }
+        .build()
+}
+
+val recurring = { names: List<String> -> "${names.first()}.${names.last()}" }
+fun fakeCategory(name: String) = { names: List<String> ->
+    (listOf(names.first(), name) + names.drop(1)).joinToString(".")
+}

src/main/kotlin/mods/betterfoliage/config/MainConfig.kt

@@ -0,0 +1,154 @@
+package mods.betterfoliage.config
+
+import me.zeroeightsix.fiber.tree.ConfigNode
+import java.util.*
+
+interface PopulationConfigData {
+    val enabled: Boolean
+    val population: Int
+    fun enabled(random: Random) = random.nextInt(64) < population && enabled
+}
+
+fun population(default: Int) = integer(default, min = 0, max = 64, langKey = recurring)
+
+class MainConfig : DelegatingConfigGroup(ConfigNode("root", null)) {
+
+    val enabled by boolean(true, langKey = fakeCategory("global"))
+    val nVidia by boolean(true, langKey = fakeCategory("global"))
+
+    val leaves by subNode { LeavesConfig(it) }
+    val shortGrass by subNode { ShortGrassConfig(it) }
+    val connectedGrass by subNode { ConnectedGrassConfig(it) }
+    val roundLogs by subNode { RoundLogConfig(it) }
+    val cactus by subNode { CactusConfig(it) }
+    val lilypad by subNode { LilypadConfig(it) }
+    val reed by subNode { ReedConfig(it) }
+    val algae by subNode { AlgaeConfig(it) }
+    val coral by subNode { CoralConfig(it) }
+    val netherrack by subNode { NetherrackConfig(it) }
+    val fallingLeaves by subNode { FallingLeavesConfig(it) }
+    val risingSoul by subNode { RisingSoulConfig(it) }
+}
+
+class LeavesConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val snowEnabled by boolean(true)
+    val dense by boolean(false)
+    val hideInternal by boolean(true)
+
+    val hOffset by double(0.2, min = 0.0, max = 0.4, langKey = recurring)
+    val vOffset by double(0.1, min = 0.0, max = 0.4, langKey = recurring)
+    val size by double(1.4, min = 0.75, max = 2.5, langKey = recurring)
+}
+
+class ShortGrassConfig(node: ConfigNode) : DelegatingConfigGroup(node), PopulationConfigData {
+    override val enabled by boolean(true, langKey = recurring)
+    val myceliumEnabled by boolean(true)
+    val snowEnabled by boolean(true)
+    val hOffset by double(0.2, min = 0.0, max = 0.4, langKey = recurring)
+    val heightMin by double(0.6, min = 0.1, max = 2.5, langKey = recurring)
+    val heightMax by double(0.6, min = 0.1, max = 2.5, langKey = recurring) { it.coerceAtLeast(heightMin) }
+    val size by double(1.0, min = 0.5, max = 1.5, langKey = recurring)
+    override val population by population(64)
+    val useGenerated by boolean(false)
+    val shaderWind by boolean(true, langKey = recurring)
+    val saturationThreshold by double(0.1, min = 0.0, max = 1.0)
+}
+
+class ConnectedGrassConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val snowEnabled by boolean(true)
+}
+
+class RoundLogConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+
+    val defaultY by boolean(false)
+    val connectSolids by boolean(false)
+    val lenientConnect by boolean(true)
+    val connectPerpendicular by boolean(true)
+    val connectGrass by boolean(true)
+
+    val radiusSmall by double(0.25, min = 0.0, max = 0.5)
+    val radiusLarge by double(0.25, min = 0.0, max = 0.5) { it.coerceAtLeast(radiusSmall) }
+    val dimming by double(0.7, min = 0.0, max = 1.0)
+    val zProtection by double(0.99, min = 0.9, max = 1.0)
+}
+
+class CactusConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val size by double(1.3, min = 0.5, max = 1.5, langKey = recurring)
+    val sizeVariation by double(0.1, min = 0.0, max = 0.5)
+    val hOffset by double(0.1, min = 0.0, max = 0.5, langKey = recurring)
+}
+
+class LilypadConfig(node: ConfigNode) : DelegatingConfigGroup(node), PopulationConfigData {
+    override val enabled by boolean(true, langKey = recurring)
+    val hOffset by double(0.1, min = 0.0, max = 0.25, langKey = recurring)
+    override val population by population(16)
+}
+
+class ReedConfig(node: ConfigNode) : DelegatingConfigGroup(node), PopulationConfigData {
+    override val enabled by boolean(true, langKey = recurring)
+    val hOffset by double(0.2, min = 0.0, max = 0.4, langKey = recurring)
+    val heightMin by double(1.7, min = 1.5, max = 3.0, langKey = recurring)
+    val heightMax by double(2.2, min = 1.5, max = 3.0, langKey = recurring) { it.coerceAtLeast(heightMin) }
+    override val population by population(32)
+    val minBiomeTemp by double(0.4, min = 0.0, max = 2.0)
+    val minBiomeRainfall by double(0.4, min = 0.0, max = 1.0)
+    val shaderWind by boolean(true, langKey = recurring)
+}
+
+class AlgaeConfig(node: ConfigNode) : DelegatingConfigGroup(node), PopulationConfigData {
+    override val enabled by boolean(true, langKey = recurring)
+    val hOffset by double(0.1, min = 0.0, max = 0.4, langKey = recurring)
+    val size by double(1.0, min = 0.5, max = 1.5, langKey = recurring)
+    val heightMin by double(0.5, min = 0.1, max = 1.0, langKey = recurring)
+    val heightMax by double(0.5, min = 0.1, max = 1.0, langKey = recurring) { it.coerceAtLeast(heightMin) }
+    override val population by population(48)
+    val shaderWind by boolean(true, langKey = recurring)
+}
+
+class CoralConfig(node: ConfigNode) : DelegatingConfigGroup(node), PopulationConfigData {
+    override val enabled by boolean(true, langKey = recurring)
+    val shallowWater by boolean(false)
+    val hOffset by double(0.2, min = 0.0, max = 0.4, langKey = recurring)
+    val vOffset by double(0.1, min = 0.0, max = 0.4, langKey = recurring)
+    val size by double(0.7, min = 0.5, max = 1.5, langKey = recurring)
+    val crustSize by double(1.4, min = 0.5, max = 1.5)
+    val chance by integer(32, min = 0, max = 64)
+    override val population by population(48)
+}
+
+class NetherrackConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val hOffset by double(0.2, min = 0.0, max = 0.4, langKey = recurring)
+    val size by double(1.0, min = 0.5, max = 1.5, langKey = recurring)
+    val heightMin by double(0.6, min = 0.5, max = 1.5, langKey = recurring)
+    val heightMax by double(0.8, min = 0.5, max = 1.5, langKey = recurring) { it.coerceAtLeast(heightMin) }
+}
+
+class FallingLeavesConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val speed by double(0.05, min = 0.01, max = 0.15)
+    val windStrength by double(0.5, min = 0.1, max = 2.0)
+    val stormStrength by double(0.8, min = 0.1, max = 2.0) { it.coerceAtLeast(windStrength) }
+    val size by double(0.75, min = 0.25, max = 1.5)
+    val chance by double(0.05, min = 0.001, max = 1.0)
+    val perturb by double(0.25, min = 0.01, max = 1.0)
+    val lifetime by double(7.5, min = 1.0, max = 15.0)
+}
+
+class RisingSoulConfig(node: ConfigNode) : DelegatingConfigGroup(node) {
+    val enabled by boolean(true, langKey = recurring)
+    val chance by double(0.02, min = 0.001, max = 1.0)
+    val perturb by double(0.05, min = 0.01, max = 0.25)
+    val headSize by double(1.0, min = 0.25, max = 1.5)
+    val trailSize by double(0.75, min = 0.25, max = 1.5)
+    val opacity by double(0.5, min = 0.05, max = 1.0)
+    val sizeDecay by double(0.97, min = 0.5, max = 1.0)
+    val opacityDecay by double(0.97, min = 0.5, max = 1.0)
+    val lifetime by double(4.0, min = 1.0, max = 15.0)
+    val trailLength by integer(48, min = 2, max = 128)
+    val trailDensity by integer(3, min = 1, max = 16)
+}

src/main/kotlin/mods/betterfoliage/integration/ForestryIntegration.kt

@@ -0,0 +1,110 @@
+package mods.betterfoliage.integration
+
+/*
+val TextureLeaves = ClassRefOld<Any>("forestry.arboriculture.models.TextureLeaves")
+val TextureLeaves_leafTextures = FieldRefOld(TextureLeaves, "leafTextures", Map)
+val TextureLeaves_plain = FieldRefOld(TextureLeaves, "plain", Identifier)
+val TextureLeaves_fancy = FieldRefOld(TextureLeaves, "fancy", Identifier)
+val TextureLeaves_pollinatedPlain = FieldRefOld(TextureLeaves, "pollinatedPlain", Identifier)
+val TextureLeaves_pollinatedFancy = FieldRefOld(TextureLeaves, "pollinatedFancy", Identifier)
+
+
+val TileLeaves = ClassRefOld<Any>("forestry.arboriculture.tiles.TileLeaves")
+val TileLeaves_getLeaveSprite = MethodRefOld(TileLeaves, "getLeaveSprite", Identifier, boolean)
+val PropertyWoodType = ClassRefOld<Any>("forestry.arboriculture.blocks.PropertyWoodType")
+val IWoodType = ClassRefOld<Any>("forestry.api.arboriculture.IWoodType")
+val IWoodType_barkTex = MethodRefOld(IWoodType, "getBarkTexture", String)
+val IWoodType_heartTex = MethodRefOld(IWoodType, "getHeartTexture", String)
+
+val PropertyTreeType = ClassRefOld<Any>("forestry.arboriculture.blocks.PropertyTreeType")
+val IAlleleTreeSpecies = ClassRefOld<Any>("forestry.api.arboriculture.IAlleleTreeSpecies")
+val ILeafSpriteProvider = ClassRefOld<Any>("forestry.api.arboriculture.ILeafSpriteProvider")
+val TreeDefinition = ClassRefOld<Any>("forestry.arboriculture.genetics.TreeDefinition")
+
+val IAlleleTreeSpecies_getLeafSpriteProvider = MethodRefOld(IAlleleTreeSpecies, "getLeafSpriteProvider", ILeafSpriteProvider)
+val TreeDefinition_species = FieldRefOld(TreeDefinition, "species", IAlleleTreeSpecies)
+val ILeafSpriteProvider_getSprite = MethodRefOld(ILeafSpriteProvider, "getSprite", Identifier, boolean, boolean)
+
+object ForestryIntegration {
+    init {
+    }
+}
+
+ */
+/*
+object ForestryLeafDiscovery : HasLogger, AsyncSpriteProvider<ModelLoader>, ModelRenderRegistry<LeafInfo> {
+    override val logger = BetterFoliage.logDetail
+    var idToValue = emptyMap<Identifier, LeafInfo>()
+
+    override fun get(state: BlockState, world: BlockView, pos: BlockPos): LeafInfo? {
+        // check variant property (used in decorative leaves)
+        state.entries.entries.find {
+            PropertyTreeType.isInstance(it.key) && TreeDefinition.isInstance(it.value)
+        } ?.let {
+            val species = it.value[TreeDefinition_species]!!
+            val spriteProvider = species[IAlleleTreeSpecies_getLeafSpriteProvider]()
+            val textureLoc = spriteProvider[ILeafSpriteProvider_getSprite](false, MinecraftClient.isFancyGraphicsEnabled())
+            return idToValue[textureLoc]
+        }
+
+        // extract leaf texture information from TileEntity
+        val tile = world.getBlockEntity(pos) ?: return null
+        if (!TileLeaves.isInstance(tile)) return null
+        val textureLoc = tile[TileLeaves_getLeaveSprite](MinecraftClient.isFancyGraphicsEnabled())
+        return idToValue[textureLoc]
+    }
+
+    override fun setup(manager: ResourceManager, bakeryF: CompletableFuture<ModelLoader>, atlasFuture: AtlasFuture): StitchPhases {
+        val futures = mutableMapOf<Identifier, CompletableFuture<LeafInfo>>()
+
+        return StitchPhases(
+            discovery = bakeryF.thenRunAsync {
+                val allLeaves = TextureLeaves_leafTextures.getStatic()
+                allLeaves!!.entries.forEach { (type, leaves) ->
+                    log("base leaf type $type")
+                    leaves!!
+                    listOf(
+                        leaves[TextureLeaves_plain], leaves[TextureLeaves_pollinatedPlain],
+                        leaves[TextureLeaves_fancy], leaves[TextureLeaves_pollinatedFancy]
+                    ).forEach { textureLocation ->
+                        futures[textureLocation!!] = defaultRegisterLeaf(textureLocation, atlasFuture)
+                    }
+                }
+            },
+            cleanup = atlasFuture.runAfter {
+                idToValue = futures.mapValues { it.value.get() }
+            }
+        )
+    }
+}
+
+object ForestryLogDiscovery : ModelDiscovery<ColumnTextureInfo>() {
+    override val logger = BetterFoliage.logDetail
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: AtlasFuture): CompletableFuture<ColumnTextureInfo>? {
+        // respect class list to avoid triggering on fences, stairs, etc.
+        if (!BetterFoliageMod.blockConfig.logBlocks.matchesClass(ctx.state.block)) return null
+
+        // find wood type property
+        val woodType = ctx.state.entries.entries.find {
+            PropertyWoodType.isInstance(it.key) && IWoodType.isInstance(it.value)
+        }
+        if (woodType != null) {
+            logger.log(Level.DEBUG, "ForestryLogRegistry: block state ${ctx.state}")
+            logger.log(Level.DEBUG, "ForestryLogRegistry:     variant ${woodType.value}")
+
+            // get texture names for wood type
+            val bark = woodType.value[IWoodType_barkTex]()
+            val heart = woodType.value[IWoodType_heartTex]()
+            logger.log(Level.DEBUG, "ForestryLogSupport:    textures [heart=$heart, bark=$bark]")
+
+            val heartSprite = atlas.sprite(heart)
+            val barkSprite = atlas.sprite(bark)
+            return atlas.mapAfter {
+                SimpleColumnInfo(AsyncLogDiscovery.getAxis(ctx.state), heartSprite.get(), heartSprite.get(), listOf(barkSprite.get()))
+            }
+        }
+        return null
+    }
+}
+
+ */

src/main/kotlin/mods/betterfoliage/integration/ModMenu.kt

@@ -0,0 +1,29 @@
+package mods.betterfoliage.integration
+
+import io.github.prospector.modmenu.api.ModMenuApi
+import me.shedaniel.clothconfig2.api.ConfigBuilder
+import me.zeroeightsix.fiber.JanksonSettings
+import mods.betterfoliage.BetterFoliage
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.gui.screen.Screen
+import net.minecraft.client.resource.language.I18n
+import java.util.function.Function
+
+object ModMenu : ModMenuApi {
+    override fun getModId() = BetterFoliage.MOD_ID
+
+    override fun getConfigScreenFactory() = Function { screen: Screen ->
+        val builder = ConfigBuilder.create()
+            .setParentScreen(screen)
+            .setTitle(I18n.translate("betterfoliage.title"))
+        BetterFoliage.config.createClothNode(listOf("betterfoliage")).value.forEach { rootOption ->
+            builder.getOrCreateCategory("main").addEntry(rootOption)
+        }
+        builder.savingRunnable = Runnable {
+            JanksonSettings().serialize(BetterFoliage.config.fiberNode, BetterFoliage.configFile.outputStream(), false)
+            BetterFoliage.modelReplacer.invalidate()
+            MinecraftClient.getInstance().worldRenderer.reload()
+        }
+        builder.build()
+    }
+}

src/main/kotlin/mods/betterfoliage/integration/RubberIntegration.kt

@@ -0,0 +1,139 @@
+package mods.betterfoliage.integration
+
+
+object IC2RubberIntegration {
+
+//    val BlockRubWood = ClassRefOld<Any>("ic2.core.block.BlockRubWood")
+
+    init {
+//        if (ModList.get().isLoaded("ic2") && allAvailable(BlockRubWood)) {
+//            BetterFoliage.log(Level.INFO, "IC2 rubber support initialized")
+//            LogRegistry.registries.add(IC2LogDiscovery)
+//            BetterFoliage.blockSprites.providers.add(IC2LogDiscovery)
+//        }
+    }
+}
+
+object TechRebornRubberIntegration {
+
+//    val BlockRubberLog = ClassRefOld<Any>("techreborn.blocks.BlockRubberLog")
+
+    init {
+//        if (ModList.get().isLoaded("techreborn") && allAvailable(BlockRubberLog)) {
+//            BetterFoliage.log(Level.INFO, "TechReborn rubber support initialized")
+//            LogRegistry.registries.add(TechRebornLogDiscovery)
+//            BetterFoliage.blockSprites.providers.add(TechRebornLogDiscovery)
+//        }
+    }
+}
+
+/*
+class RubberLogInfo(
+    axis: Axis?,
+    val spotDir: Direction,
+    topTexture: Sprite,
+    bottomTexture: Sprite,
+    val spotTexture: Sprite,
+    sideTextures: List<Sprite>
+) : SimpleColumnInfo(axis, topTexture, bottomTexture, sideTextures) {
+
+    override val side: QuadIconResolver = { ctx: CombinedContext, idx: Int, quad: Quad ->
+        val worldFace = (if ((idx and 1) == 0) SOUTH else EAST).rotate(ctx.modelRotation)
+        if (worldFace == spotDir) spotTexture else {
+            val sideIdx = if (this.sideTextures.size > 1) (ctx.semiRandom(1) + dirToIdx[worldFace.ordinal]) % this.sideTextures.size else 0
+            this.sideTextures[sideIdx]
+        }
+    }
+}
+
+object IC2LogDiscovery : ModelDiscovery<ColumnTextureInfo>() {
+    override val logger = BetterFoliage.logDetail
+
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: AtlasFuture): CompletableFuture<ColumnTextureInfo>? {
+        // check for proper block class, existence of ModelBlock, and "state" blockstate property
+        if (!IC2RubberIntegration.BlockRubWood.isInstance(ctx.state.block)) return null
+        val blockLoc = ctx.models.firstOrNull() as Pair<JsonUnbakedModel, Identifier> ?: return null
+        val type = ctx.state.entries.entries.find { it.key.getName() == "state" }?.value?.toString() ?: return null
+
+        // logs with no rubber spot
+        if (blockLoc.derivesFrom(Identifier("block/cube_column"))) {
+            val axis = when(type) {
+                "plain_y" -> Axis.Y
+                "plain_x" -> Axis.X
+                "plain_z" -> Axis.Z
+                else -> null
+            }
+            val textureNames = listOf("end", "side").map { blockLoc.first.resolveTexture(it) }
+            if (textureNames.any { it == "missingno" }) return null
+            log("IC2LogSupport: block state ${ctx.state.toString()}")
+            log("IC2LogSupport:             axis=$axis, end=${textureNames[0]}, side=${textureNames[1]}")
+            val endSprite = atlas.sprite(textureNames[0])
+            val sideSprite = atlas.sprite(textureNames[1])
+            return atlas.mapAfter {
+                SimpleColumnInfo(axis, endSprite.get(), endSprite.get(), listOf(sideSprite.get()))
+            }
+        }
+
+        // logs with rubber spot
+        val spotDir = when(type) {
+            "dry_north", "wet_north" -> NORTH
+            "dry_south", "wet_south" -> SOUTH
+            "dry_west", "wet_west" -> WEST
+            "dry_east", "wet_east" -> EAST
+            else -> null
+        }
+        val textureNames = listOf("up", "down", "north", "south").map { blockLoc.first.resolveTexture(it) }
+        if (textureNames.any { it == "missingno" }) return null
+        log("IC2LogSupport: block state ${ctx.state.toString()}")
+        log("IC2LogSupport:             spotDir=$spotDir, up=${textureNames[0]}, down=${textureNames[1]}, side=${textureNames[2]}, spot=${textureNames[3]}")
+        val upSprite = atlas.sprite(textureNames[0])
+        val downSprite = atlas.sprite(textureNames[1])
+        val sideSprite = atlas.sprite(textureNames[2])
+        val spotSprite = atlas.sprite(textureNames[3])
+        return if (spotDir != null) atlas.mapAfter {
+            RubberLogInfo(Axis.Y, spotDir, upSprite.get(), downSprite.get(), spotSprite.get(), listOf(sideSprite.get()))
+        } else atlas.mapAfter {
+            SimpleColumnInfo(Axis.Y, upSprite.get(), downSprite.get(), listOf(sideSprite.get()))
+        }
+    }
+}
+
+object TechRebornLogDiscovery : ModelDiscovery<ColumnTextureInfo>() {
+    override val logger = BetterFoliage.logDetail
+
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: AtlasFuture): CompletableFuture<ColumnTextureInfo>? {
+        // check for proper block class, existence of ModelBlock
+        if (!TechRebornRubberIntegration.BlockRubberLog.isInstance(ctx.state.block)) return null
+        val blockLoc = ctx.models.map { it as? Pair<JsonUnbakedModel, Identifier> }.firstOrNull() ?: return null
+
+        val hasSap = ctx.state.entries.entries.find { it.key.getName() == "hassap" }?.value as? Boolean ?: return null
+        val sapSide = ctx.state.entries.entries.find { it.key.getName() == "sapside" }?.value as? Direction ?: return null
+
+        log("$logName: block state ${ctx.state}")
+        if (hasSap) {
+            val textureNames = listOf("end", "side", "sapside").map { blockLoc.first.resolveTexture(it) }
+            log("$logName:             spotDir=$sapSide, end=${textureNames[0]}, side=${textureNames[2]}, spot=${textureNames[3]}")
+            if (textureNames.all { it != "missingno" }) {
+                val endSprite = atlas.sprite(textureNames[0])
+                val sideSprite = atlas.sprite(textureNames[1])
+                val sapSprite = atlas.sprite(textureNames[2])
+                return atlas.mapAfter {
+                    RubberLogInfo(Axis.Y, sapSide, endSprite.get(), endSprite.get(), sapSprite.get(), listOf(sideSprite.get()))
+                }
+            }
+        } else {
+            val textureNames = listOf("end", "side").map { blockLoc.first.resolveTexture(it) }
+            log("$logName:             end=${textureNames[0]}, side=${textureNames[1]}")
+            if (textureNames.all { it != "missingno" }) {
+                val endSprite = atlas.sprite(textureNames[0])
+                val sideSprite = atlas.sprite(textureNames[1])
+                return atlas.mapAfter {
+                    SimpleColumnInfo(Axis.Y, endSprite.get(), endSprite.get(), listOf(sideSprite.get()))
+                }
+            }
+        }
+        return null
+    }
+}
+
+ */

src/main/kotlin/mods/betterfoliage/loader/BetterFoliageCore.kt

@@ -1,138 +0,0 @@
-package mods.betterfoliage.loader
-
-import mods.octarinecore.metaprog.Transformer
-import mods.octarinecore.metaprog.allAvailable
-import net.minecraftforge.fml.relauncher.FMLLaunchHandler
-import org.objectweb.asm.ClassWriter
-import org.objectweb.asm.ClassWriter.COMPUTE_FRAMES
-import org.objectweb.asm.ClassWriter.COMPUTE_MAXS
-import org.objectweb.asm.Opcodes.*
-
-class BetterFoliageTransformer : Transformer() {
-
-    val isOptifinePresent = allAvailable(Refs.OptifineClassTransformer)
-
-    init {
-        if (FMLLaunchHandler.side().isClient) setupClient()
-    }
-
-    fun setupClient() {
-        // where: WorldClient.showBarrierParticles(), right after invoking Block.randomDisplayTick
-        // what: invoke BF code for every random display tick
-        // why: allows us to catch random display ticks, without touching block code
-        transformMethod(Refs.showBarrierParticles) {
-            find(invokeRef(Refs.randomDisplayTick))?.insertAfter {
-                log.info("[BetterFoliageLoader] Applying random display tick call hook")
-                varinsn(ALOAD, 0)
-                varinsn(ALOAD, 11)
-                varinsn(ALOAD, 7)
-                invokeStatic(Refs.onRandomDisplayTick)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply random display tick call hook!")
-        }
-
-        // where: BlockStateContainer$StateImplementation.getAmbientOcclusionLightValue()
-        // what: invoke BF code to overrule AO transparency value
-        // why: allows us to have light behave properly on non-solid log blocks
-        transformMethod(Refs.getAmbientOcclusionLightValue) {
-            find(FRETURN)?.insertBefore {
-                log.info("[BetterFoliageLoader] Applying getAmbientOcclusionLightValue() override")
-                varinsn(ALOAD, 0)
-                invokeStatic(Refs.getAmbientOcclusionLightValueOverride)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply getAmbientOcclusionLightValue() override!")
-        }
-
-        // where: BlockStateContainer$StateImplementation.useNeighborBrightness()
-        // what: invoke BF code to overrule _useNeighborBrightness_
-        // why: allows us to have light behave properly on non-solid log blocks
-        transformMethod(Refs.useNeighborBrightness) {
-            find(IRETURN)?.insertBefore {
-                log.info("[BetterFoliageLoader] Applying useNeighborBrightness() override")
-                varinsn(ALOAD, 0)
-                invokeStatic(Refs.useNeighborBrightnessOverride)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply useNeighborBrightness() override!")
-        }
-
-        // where: BlockStateContainer$StateImplementation.doesSideBlockRendering()
-        // what: invoke BF code to overrule condition
-        // why: allows us to make log blocks non-solid
-        transformMethod(Refs.doesSideBlockRendering) {
-            find(IRETURN)?.insertBefore {
-                log.info("[BetterFoliageLoader] Applying doesSideBlockRendering() override")
-                varinsn(ALOAD, 1)
-                varinsn(ALOAD, 2)
-                varinsn(ALOAD, 3)
-                invokeStatic(Refs.doesSideBlockRenderingOverride)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply doesSideBlockRendering() override!")
-        }
-
-        // where: BlockStateContainer$StateImplementation.isOpaqueCube()
-        // what: invoke BF code to overrule condition
-        // why: allows us to make log blocks non-solid
-        transformMethod(Refs.isOpaqueCube) {
-            find(IRETURN)?.insertBefore {
-                log.info("[BetterFoliageLoader] Applying isOpaqueCube() override")
-                varinsn(ALOAD, 0)
-                invokeStatic(Refs.isOpaqueCubeOverride)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply isOpaqueCube() override!")
-        }
-
-        // where: ModelLoader.setupModelRegistry(), right before the textures are loaded
-        // what: invoke handler code with ModelLoader instance
-        // why: allows us to iterate the unbaked models in ModelLoader in time to register textures
-        transformMethod(Refs.setupModelRegistry) {
-            find(invokeName("addAll"))?.insertAfter {
-                log.info("[BetterFoliageLoader] Applying ModelLoader lifecycle callback")
-                varinsn(ALOAD, 0)
-                invokeStatic(Refs.onAfterLoadModelDefinitions)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply ModelLoader lifecycle callback!")
-        }
-
-        // where: RenderChunk.rebuildChunk()
-        // what: replace call to BlockRendererDispatcher.renderBlock()
-        // why: allows us to perform additional rendering for each block
-        // what: invoke code to overrule result of Block.canRenderInLayer()
-        // why: allows us to render transparent quads for blocks which are only on the SOLID layer
-        transformMethod(Refs.rebuildChunk) {
-            applyWriterFlags(COMPUTE_FRAMES, COMPUTE_MAXS)
-            find(invokeRef(Refs.renderBlock))?.replace {
-                log.info("[BetterFoliageLoader] Applying RenderChunk block render override")
-                varinsn(ALOAD, if (isOptifinePresent) 22 else 20)
-                invokeStatic(Refs.renderWorldBlock)
-            }
-            if (isOptifinePresent) {
-                find(varinsn(ISTORE, 23))?.insertAfter {
-                    log.info("[BetterFoliageLoader] Applying RenderChunk block layer override (Optifine)")
-                    varinsn(ALOAD, 19)
-                    varinsn(ALOAD, 18)
-                    varinsn(ALOAD, 22)
-                    invokeStatic(Refs.canRenderBlockInLayer)
-                    varinsn(ISTORE, 23)
-                }
-            } else {
-                find(invokeRef(Refs.canRenderInLayer))?.replace {
-                    log.info("[BetterFoliageLoader] Applying RenderChunk block layer override (non-Optifine)")
-                    invokeStatic(Refs.canRenderBlockInLayer)
-                }
-            }
-        }
-
-        // where: net.minecraft.client.renderer.BlockModelRenderer$AmbientOcclusionFace
-        // what: make constructor public
-        // why: use vanilla AO calculation at will without duplicating code
-        transformMethod(Refs.AOF_constructor) {
-            log.info("[BetterFoliageLoader] Setting AmbientOcclusionFace constructor public")
-            makePublic()
-        }
-
-        // where: shadersmod.client.SVertexBuilder.pushEntity()
-        // what: invoke code to overrule block data
-        // why: allows us to change the block ID seen by shader programs
-        transformMethod(Refs.pushEntity_state) {
-            find(invokeRef(Refs.pushEntity_num))?.insertBefore {
-                log.info("[BetterFoliageLoader] Applying SVertexBuilder.pushEntity() block ID override")
-                varinsn(ALOAD, 0)
-                invokeStatic(Refs.getBlockIdOverride)
-            } ?: log.warn("[BetterFoliageLoader] Failed to apply SVertexBuilder.pushEntity() block ID override!")
-        }
-    }
-}

src/main/kotlin/mods/betterfoliage/loader/Refs.kt

@@ -1,117 +0,0 @@
-package mods.betterfoliage.loader
-
-import mods.octarinecore.metaprog.ClassRef
-import mods.octarinecore.metaprog.FieldRef
-import mods.octarinecore.metaprog.MethodRef
-import net.minecraftforge.fml.relauncher.FMLInjectionData
-
-/** Singleton object holding references to foreign code elements. */
-object Refs {
-    val mcVersion = FMLInjectionData.data()[4].toString()
-
-    // Java
-    val String = ClassRef("java.lang.String")
-    val Map = ClassRef("java.util.Map")
-    val List = ClassRef("java.util.List")
-    val Random = ClassRef("java.util.Random")
-
-    // Minecraft
-    val IBlockAccess = ClassRef("net.minecraft.world.IBlockAccess")
-    val IBlockState = ClassRef("net.minecraft.block.state.IBlockState")
-    val BlockStateBase = ClassRef("net.minecraft.block.state.BlockStateBase")
-    val BlockPos = ClassRef("net.minecraft.util.math.BlockPos")
-    val MutableBlockPos = ClassRef("net.minecraft.util.math.BlockPos\$MutableBlockPos")
-    val BlockRenderLayer = ClassRef("net.minecraft.util.BlockRenderLayer")
-    val EnumFacing = ClassRef("net.minecraft.util.EnumFacing")
-
-    val World = ClassRef("net.minecraft.world.World")
-    val WorldClient = ClassRef("net.minecraft.client.multiplayer.WorldClient")
-    val ChunkCache = ClassRef("net.minecraft.world.ChunkCache")
-    val showBarrierParticles = MethodRef(WorldClient, "showBarrierParticles", "func_184153_a", ClassRef.void, ClassRef.int, ClassRef.int, ClassRef.int, ClassRef.int, Random, ClassRef.boolean, MutableBlockPos)
-
-    val Block = ClassRef("net.minecraft.block.Block")
-    val StateImplementation = ClassRef("net.minecraft.block.state.BlockStateContainer\$StateImplementation")
-    val canRenderInLayer = MethodRef(Block, "canRenderInLayer", ClassRef.boolean, IBlockState, BlockRenderLayer)
-    val getAmbientOcclusionLightValue = MethodRef(StateImplementation, "getAmbientOcclusionLightValue", "func_185892_j", ClassRef.float)
-    val useNeighborBrightness = MethodRef(StateImplementation, "useNeighborBrightness", "func_185916_f", ClassRef.boolean)
-    val doesSideBlockRendering = MethodRef(StateImplementation, "doesSideBlockRendering", ClassRef.boolean, IBlockAccess, BlockPos, EnumFacing)
-    val isOpaqueCube = MethodRef(StateImplementation, "isOpaqueCube", "func_185914_p", ClassRef.boolean)
-    val randomDisplayTick = MethodRef(Block, "randomDisplayTick", "func_180655_c", ClassRef.void, IBlockState, World, BlockPos, Random)
-
-    val BlockModelRenderer = ClassRef("net.minecraft.client.renderer.BlockModelRenderer")
-    val AmbientOcclusionFace = ClassRef("net.minecraft.client.renderer.BlockModelRenderer\$AmbientOcclusionFace")
-    val ChunkCompileTaskGenerator = ClassRef("net.minecraft.client.renderer.chunk.ChunkCompileTaskGenerator")
-    val BufferBuilder = ClassRef("net.minecraft.client.renderer.BufferBuilder")
-    val AOF_constructor = MethodRef(AmbientOcclusionFace, "<init>", ClassRef.void, BlockModelRenderer)
-
-    val RenderChunk = ClassRef("net.minecraft.client.renderer.chunk.RenderChunk")
-    val rebuildChunk = MethodRef(RenderChunk, "rebuildChunk", "func_178581_b", ClassRef.void, ClassRef.float, ClassRef.float, ClassRef.float, ChunkCompileTaskGenerator)
-
-    val BlockRendererDispatcher = ClassRef("net.minecraft.client.renderer.BlockRendererDispatcher")
-    val renderBlock = MethodRef(BlockRendererDispatcher, "renderBlock", "func_175018_a", ClassRef.boolean, IBlockState, BlockPos, IBlockAccess, BufferBuilder)
-
-    val TextureAtlasSprite = ClassRef("net.minecraft.client.renderer.texture.TextureAtlasSprite")
-
-    val IRegistry = ClassRef("net.minecraft.util.registry.IRegistry")
-    val ModelLoader = ClassRef("net.minecraftforge.client.model.ModelLoader")
-    val stateModels = FieldRef(ModelLoader, "stateModels", Map)
-    val setupModelRegistry = MethodRef(ModelLoader, "setupModelRegistry", "func_177570_a", IRegistry)
-
-    val IModel = ClassRef("net.minecraftforge.client.model.IModel")
-    val ModelBlock = ClassRef("net.minecraft.client.renderer.block.model.ModelBlock")
-    val ResourceLocation = ClassRef("net.minecraft.util.ResourceLocation")
-    val ModelResourceLocation = ClassRef("net.minecraft.client.renderer.block.model.ModelResourceLocation")
-    val VanillaModelWrapper = ClassRef("net.minecraftforge.client.model.ModelLoader\$VanillaModelWrapper")
-    val model_VMW = FieldRef(VanillaModelWrapper, "model", ModelBlock)
-    val location_VMW = FieldRef(VanillaModelWrapper, "location", ModelBlock)
-    val WeightedRandomModel = ClassRef("net.minecraftforge.client.model.ModelLoader\$WeightedRandomModel")
-    val models_WRM = FieldRef(WeightedRandomModel, "models", List)
-    val MultiModel = ClassRef("net.minecraftforge.client.model.MultiModel")
-    val base_MM = FieldRef(MultiModel, "base", IModel)
-    val MultipartModel = ClassRef("net.minecraftforge.client.model.ModelLoader\$MultipartModel")
-    val partModels_MPM = FieldRef(MultipartModel, "partModels", List)
-
-    val BakedQuad = ClassRef("net.minecraft.client.renderer.block.model.BakedQuad")
-
-    val resetChangedState = MethodRef(ClassRef("net.minecraftforge.common.config.Configuration"), "resetChangedState", ClassRef.void)
-
-
-    // Better Foliage
-    val BetterFoliageHooks = ClassRef("mods.betterfoliage.client.Hooks")
-    val getAmbientOcclusionLightValueOverride = MethodRef(BetterFoliageHooks, "getAmbientOcclusionLightValueOverride", ClassRef.float, ClassRef.float, IBlockState)
-    val useNeighborBrightnessOverride = MethodRef(BetterFoliageHooks, "getUseNeighborBrightnessOverride", ClassRef.boolean, ClassRef.boolean, IBlockState)
-    val doesSideBlockRenderingOverride = MethodRef(BetterFoliageHooks, "doesSideBlockRenderingOverride", ClassRef.boolean, ClassRef.boolean, IBlockAccess, BlockPos, EnumFacing)
-    val isOpaqueCubeOverride = MethodRef(BetterFoliageHooks, "isOpaqueCubeOverride", ClassRef.boolean, ClassRef.boolean, IBlockState)
-    val onRandomDisplayTick = MethodRef(BetterFoliageHooks, "onRandomDisplayTick", ClassRef.void, World, IBlockState, BlockPos)
-    val onAfterLoadModelDefinitions = MethodRef(BetterFoliageHooks, "onAfterLoadModelDefinitions", ClassRef.void, ModelLoader)
-    val onAfterBakeModels = MethodRef(BetterFoliageHooks, "onAfterBakeModels", ClassRef.void, Map)
-    val renderWorldBlock = MethodRef(BetterFoliageHooks, "renderWorldBlock", ClassRef.boolean, BlockRendererDispatcher, IBlockState, BlockPos, IBlockAccess, BufferBuilder, BlockRenderLayer)
-    val canRenderBlockInLayer = MethodRef(BetterFoliageHooks, "canRenderBlockInLayer", ClassRef.boolean, Block, IBlockState, BlockRenderLayer)
-
-    // Optifine
-    val OptifineClassTransformer = ClassRef("optifine.OptiFineClassTransformer")
-    val OptifineChunkCache = ClassRef("net.optifine.override.ChunkCacheOF")
-    val CCOFChunkCache = FieldRef(OptifineChunkCache, "chunkCache", ChunkCache)
-
-    val getBlockId = MethodRef(BlockStateBase, "getBlockId", ClassRef.int);
-    val getMetadata = MethodRef(BlockStateBase, "getMetadata", ClassRef.int);
-
-    // Optifine
-    val RenderEnv = ClassRef("net.optifine.render.RenderEnv")
-    val RenderEnv_reset = MethodRef(RenderEnv, "reset", ClassRef.void, IBlockState, BlockPos)
-    val quadSprite = FieldRef(BufferBuilder, "quadSprite", TextureAtlasSprite)
-
-    // Optifine: custom colors
-    val CustomColors = ClassRef("net.optifine.CustomColors")
-    val getColorMultiplier = MethodRef(CustomColors, "getColorMultiplier", ClassRef.int, BakedQuad, IBlockState, IBlockAccess, BlockPos, RenderEnv)
-
-    // Optifine: shaders
-    val SVertexBuilder = ClassRef("net.optifine.shaders.SVertexBuilder")
-    val sVertexBuilder = FieldRef(BufferBuilder, "sVertexBuilder", SVertexBuilder)
-    val pushEntity_state = MethodRef(SVertexBuilder, "pushEntity", ClassRef.void, IBlockState, BlockPos, IBlockAccess, BufferBuilder)
-    val pushEntity_num = MethodRef(SVertexBuilder, "pushEntity", ClassRef.void, ClassRef.long)
-    val popEntity = MethodRef(SVertexBuilder, "popEntity", ClassRef.void)
-
-    val ShadersModIntegration = ClassRef("mods.betterfoliage.client.integration.ShadersModIntegration")
-    val getBlockIdOverride = MethodRef(ShadersModIntegration, "getBlockIdOverride", ClassRef.long, ClassRef.long, IBlockState)
-}

src/main/kotlin/mods/betterfoliage/render/AbstractParticle.kt

@@ -0,0 +1,130 @@
+package mods.betterfoliage.render
+
+import mods.betterfoliage.util.Double3
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.particle.ParticleTextureSheet
+import net.minecraft.client.particle.SpriteBillboardParticle
+import net.minecraft.client.render.BufferBuilder
+import net.minecraft.client.render.Camera
+import net.minecraft.client.texture.Sprite
+import net.minecraft.world.World
+import kotlin.math.cos
+import kotlin.math.sin
+
+
+abstract class AbstractParticle(world: World, x: Double, y: Double, z: Double) : SpriteBillboardParticle(world, x, y, z) {
+
+    companion object {
+//        @JvmStatic val sin = Array(64) { idx -> Math.sin(PI2 / 64.0 * idx) }
+//        @JvmStatic val cos = Array(64) { idx -> Math.cos(PI2 / 64.0 * idx) }
+    }
+
+    val billboardRot = Pair(Double3.zero, Double3.zero)
+    val currentPos = Double3.zero
+    val prevPos = Double3.zero
+    val velocity = Double3.zero
+
+    override fun tick() {
+        super.tick()
+        currentPos.setTo(x, y, z)
+        prevPos.setTo(prevPosX, prevPosY, prevPosZ)
+        velocity.setTo(velocityX, velocityY, velocityZ)
+        update()
+        x = currentPos.x; y = currentPos.y; z = currentPos.z;
+        velocityX = velocity.x; velocityY = velocity.y; velocityZ = velocity.z;
+    }
+
+    /** Render the particle. */
+    abstract fun render(worldRenderer: BufferBuilder, partialTickTime: Float)
+
+    /** Update particle on world tick. */
+    abstract fun update()
+
+    /** True if the particle is renderable. */
+    abstract val isValid: Boolean
+
+    /** Add the particle to the effect renderer if it is valid. */
+    fun addIfValid() { if (isValid) MinecraftClient.getInstance().particleManager.addParticle(this) }
+
+    override fun buildGeometry(buffer: BufferBuilder, camera: Camera, tickDelta: Float, rotX: Float, rotZ: Float, rotYZ: Float, rotXY: Float, rotXZ: Float) {
+        billboardRot.first.setTo(rotX + rotXY, rotZ, rotYZ + rotXZ)
+        billboardRot.second.setTo(rotX - rotXY, -rotZ, rotYZ - rotXZ)
+        render(buffer, tickDelta)
+    }
+
+    /**
+     * Render a particle quad.
+     *
+     * @param[tessellator] the [Tessellator] instance to use
+     * @param[partialTickTime] partial tick time
+     * @param[currentPos] render position
+     * @param[prevPos] previous tick position for interpolation
+     * @param[size] particle size
+     * @param[rotation] viewpoint-dependent particle rotation (64 steps)
+     * @param[sprite] particle texture
+     * @param[isMirrored] mirror particle texture along V-axis
+     * @param[alpha] aplha blending
+     */
+    fun renderParticleQuad(worldRenderer: BufferBuilder,
+                           partialTickTime: Float,
+                           currentPos: Double3 = this.currentPos,
+                           prevPos: Double3 = this.prevPos,
+                           size: Double = scale.toDouble(),
+                           rotation: Double = 0.0,
+                           sprite: Sprite = this.sprite,
+                           isMirrored: Boolean = false,
+                           alpha: Float = this.colorAlpha) {
+
+        val minU = (if (isMirrored) sprite.minU else sprite.maxU).toDouble()
+        val maxU = (if (isMirrored) sprite.maxU else sprite.minU).toDouble()
+        val minV = sprite.minV.toDouble()
+        val maxV = sprite.maxV.toDouble()
+
+        val center = currentPos.copy().sub(prevPos).mul(partialTickTime.toDouble()).add(prevPos).sub(cameraX, cameraY, cameraZ)
+
+        val cosRotation = cos(rotation); val sinRotation = sin(rotation)
+        val v1 = Double3.weight(billboardRot.first, cosRotation * size, billboardRot.second, sinRotation * size)
+        val v2 = Double3.weight(billboardRot.first, -sinRotation * size, billboardRot.second, cosRotation * size)
+
+        val renderBrightness = this.getColorMultiplier(partialTickTime)
+        val brHigh = renderBrightness shr 16 and 65535
+        val brLow = renderBrightness and 65535
+
+        worldRenderer
+            .vertex(center.x - v1.x, center.y - v1.y, center.z - v1.z)
+            .texture(maxU, maxV)
+            .color(colorRed, colorGreen, colorBlue, alpha)
+            .texture(brHigh, brLow)
+            .next()
+
+        worldRenderer
+            .vertex(center.x - v2.x, center.y - v2.y, center.z - v2.z)
+            .texture(maxU, minV)
+            .color(colorRed, colorGreen, colorBlue, alpha)
+            .texture(brHigh, brLow)
+            .next()
+
+        worldRenderer
+            .vertex(center.x + v1.x, center.y + v1.y, center.z + v1.z)
+            .texture(minU, minV)
+            .color(colorRed, colorGreen, colorBlue, alpha)
+            .texture(brHigh, brLow)
+            .next()
+
+        worldRenderer
+            .vertex(center.x + v2.x, center.y + v2.y, center.z + v2.z)
+            .texture(minU, maxV)
+            .color(colorRed, colorGreen, colorBlue, alpha)
+            .texture(brHigh, brLow)
+            .next()
+    }
+
+    override fun getType() = ParticleTextureSheet.PARTICLE_SHEET_OPAQUE
+
+    fun setColor(color: Int) {
+        colorBlue = (color and 255) / 256.0f
+        colorGreen = ((color shr 8) and 255) / 256.0f
+        colorRed = ((color shr 16) and 255) / 256.0f
+    }
+}
+

src/main/kotlin/mods/betterfoliage/render/Misc.kt

@@ -0,0 +1,12 @@
+package mods.betterfoliage.render
+
+import net.minecraft.block.Blocks
+import net.minecraft.block.Material
+import net.minecraft.world.biome.Biome
+
+val DIRT_BLOCKS = listOf(Blocks.DIRT, Blocks.COARSE_DIRT)
+val SAND_BLOCKS = listOf(Blocks.SAND, Blocks.RED_SAND)
+
+val SALTWATER_BIOMES = listOf(Biome.Category.BEACH, Biome.Category.OCEAN)
+
+val SNOW_MATERIALS = listOf(Material.SNOW, Material.SNOW_BLOCK)

src/main/kotlin/mods/betterfoliage/render/OptifineCustomColors.kt

@@ -0,0 +1,48 @@
+package mods.betterfoliage.render
+
+import mods.betterfoliage.*
+import mods.betterfoliage.util.ThreadLocalDelegate
+import net.minecraft.block.BlockState
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.render.model.BakedQuad
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.UP
+import org.apache.logging.log4j.Level
+
+/**
+ * Integration for OptiFine custom block colors.
+ */
+/*
+@Suppress("UNCHECKED_CAST")
+object OptifineCustomColors {
+
+    val isColorAvailable = allAvailable(CustomColors, CustomColors.getColorMultiplier)
+
+    init {
+        BetterFoliage.log(Level.INFO, "Optifine custom color support is ${if (isColorAvailable) "enabled" else "disabled" }")
+    }
+
+    val renderEnv by ThreadLocalDelegate { OptifineRenderEnv() }
+    val fakeQuad = BakedQuad(IntArray(0), 1, UP, null)
+
+    fun getBlockColor(ctx: CombinedContext): Int {
+        val ofColor = if (isColorAvailable && MinecraftClient.getInstance().options.reflectDeclaredField<Boolean>("ofCustomColors") == true) {
+            renderEnv.reset(ctx.state, ctx.pos)
+            CustomColors.getColorMultiplier.invokeStatic(fakeQuad, ctx.state, ctx.world, ctx.pos, renderEnv.wrapped) as? Int
+        } else null
+        return if (ofColor == null || ofColor == -1) ctx.lightingCtx.color else ofColor
+    }
+}
+
+class OptifineRenderEnv {
+    val wrapped: Any = RenderEnv.element!!.getDeclaredConstructor(BlockState.element, BlockPos.element).let {
+        it.isAccessible = true
+        it.newInstance(null, null)
+    }
+
+    fun reset(state: BlockState, pos: BlockPos) {
+        RenderEnv.reset.invoke(wrapped, state, pos)
+    }
+}
+
+ */

src/main/kotlin/mods/betterfoliage/render/ShadersModIntegration.kt

@@ -0,0 +1,64 @@
+package mods.betterfoliage.render
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.util.get
+import net.minecraft.block.BlockRenderType
+import net.minecraft.block.BlockRenderType.MODEL
+import net.minecraft.block.BlockState
+import net.minecraft.block.Blocks
+import net.minecraft.util.math.BlockPos
+import net.minecraft.world.ExtendedBlockView
+import org.apache.logging.log4j.Level.INFO
+
+/**
+ * Integration for ShadersMod.
+ */
+/*
+object ShadersModIntegration {
+
+    @JvmStatic val isAvailable = allAvailable(SVertexBuilder, SVertexBuilder.pushState, SVertexBuilder.pushNum, SVertexBuilder.pop)
+
+    val defaultLeaves = Blocks.OAK_LEAVES.defaultState
+    val defaultGrass = Blocks.TALL_GRASS.defaultState
+
+    /**
+     * Called from transformed ShadersMod code.
+     * @see mods.betterfoliage.loader.BetterFoliageTransformer
+     */
+    @JvmStatic fun getBlockStateOverride(state: BlockState, world: ExtendedBlockView, pos: BlockPos): BlockState {
+//        if (LeafRegistry[state, world, pos] != null) return defaultLeaves
+        if (BetterFoliage.blockConfig.crops.matchesClass(state.block)) return defaultGrass
+        return state
+    }
+
+    init {
+        BetterFoliage.log(INFO, "ShadersMod integration is ${if (isAvailable) "enabled" else "disabled" }")
+    }
+
+    inline fun renderAs(ctx: CombinedContext, renderType: BlockRenderType, enabled: Boolean = true, func: ()->Unit) =
+        renderAs(ctx, ctx.state, renderType, enabled, func)
+
+    /** Quads rendered inside this block will use the given block entity data in shader programs. */
+    inline fun renderAs(ctx: CombinedContext, state: BlockState, renderType: BlockRenderType, enabled: Boolean = true, func: ()->Unit) {
+        if (isAvailable && enabled) {
+            val buffer = ctx.renderCtx.renderBuffer
+            val sVertexBuilder = buffer[BufferBuilder_sVertexBuilder]
+            SVertexBuilder.pushState.invoke(sVertexBuilder!!, ctx.state, ctx.pos, ctx.world, buffer)
+            func()
+            SVertexBuilder.pop.invoke(sVertexBuilder)
+        } else {
+            func()
+        }
+    }
+
+    /** Quads rendered inside this block will behave as tallgrass blocks in shader programs. */
+    inline fun grass(ctx: CombinedContext, enabled: Boolean = true, func: ()->Unit) =
+        renderAs(ctx, defaultGrass, MODEL, enabled, func)
+
+    /** Quads rendered inside this block will behave as leaf blocks in shader programs. */
+    inline fun leaves(ctx: CombinedContext, enabled: Boolean = true, func: ()->Unit) =
+        renderAs(ctx, defaultLeaves, MODEL, enabled, func)
+}
+
+
+ */

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Cactus.kt

@@ -0,0 +1,94 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.render.lighting.roundLeafLighting
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.*
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockState
+import net.minecraft.block.CactusBlock
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.DOWN
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+
+interface CactusKey : BlockRenderKey {
+    val cactusTop: Identifier
+    val cactusBottom: Identifier
+    val cactusSide: Identifier
+}
+
+object StandardCactusDiscovery : ConfigurableModelDiscovery() {
+    override val logger = BetterFoliage.logDetail
+    override val matchClasses = SimpleBlockMatcher(CactusBlock::class.java)
+    override val modelTextures = listOf(ModelTextureList("block/cactus", "top", "bottom", "side"))
+
+    override fun processModel(state: BlockState, textures: List<String>, atlas: Consumer<Identifier>): BlockRenderKey? {
+        val sprites = textures.map { Identifier(it) }
+        return CactusModel.Key(sprites[0], sprites[1], sprites[2])
+    }
+}
+
+class CactusModel(val key: Key, wrapped: BakedModel) : WrappedBakedModel(wrapped), FabricBakedModel {
+
+    val crossModels by cactusCrossModels.delegate(key)
+    val armModels by cactusArmModels.delegate(key)
+    val armLighting = horizontalDirections.map { grassTuftLighting(it) }
+    val crossLighting = roundLeafLighting()
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        (wrapped as FabricBakedModel).emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        if (!BetterFoliage.config.enabled || !BetterFoliage.config.cactus.enabled) return
+
+        val random = randomSupplier.get()
+        val armSide = random.nextInt() and 3
+
+        context.withLighting(armLighting[armSide]) {
+            it.accept(armModels[armSide][random])
+        }
+        context.withLighting(crossLighting) {
+            it.accept(crossModels[random])
+        }
+    }
+
+    data class Key(
+        override val cactusTop: Identifier,
+        override val cactusBottom: Identifier,
+        override val cactusSide: Identifier
+    ) : CactusKey {
+        override fun replace(model: BakedModel, state: BlockState) = CactusModel(this, meshifyStandard(model, state))
+    }
+
+    companion object {
+        val cactusCrossSprite by SpriteDelegate(Atlas.BLOCKS) {
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_cactus")
+        }
+        val cactusArmSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_cactus_arm_$idx")
+        }
+        val cactusArmModels = LazyMap(BetterFoliage.modelReplacer) { key: CactusKey ->
+            val shapes = BetterFoliage.config.cactus.let { tuftShapeSet(0.8, 0.8, 0.8, 0.2) }
+            val models = tuftModelSet(shapes, Color.white.asInt) { cactusArmSprites[randomI()] }
+            horizontalDirections.map { side ->
+                models.transform { move(0.0625 to DOWN).rotate(Rotation.fromUp[side.ordinal]) }.buildTufts()
+            }.toTypedArray()
+        }
+        val cactusCrossModels = LazyMap(BetterFoliage.modelReplacer) { key: CactusKey ->
+            val models = BetterFoliage.config.cactus.let { config ->
+                crossModelsRaw(64, config.size, 0.0, 0.0)
+                    .transform { rotateZ(randomD(-config.sizeVariation, config.sizeVariation)) }
+            }
+            crossModelsTextured(models, Color.white.asInt, true) { cactusCrossSprite }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Dirt.kt

@@ -0,0 +1,101 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.chunk.BasicBlockCtx
+import mods.betterfoliage.render.DIRT_BLOCKS
+import mods.betterfoliage.render.SALTWATER_BIOMES
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.render.lighting.reedLighting
+import mods.betterfoliage.render.lighting.renderMasquerade
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.BlockRenderKey
+import mods.betterfoliage.resource.discovery.ModelDiscoveryBase
+import mods.betterfoliage.resource.discovery.ModelDiscoveryContext
+import mods.betterfoliage.resource.generated.CenteredSprite
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockState
+import net.minecraft.block.Material
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.UP
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+object DirtKey : BlockRenderKey {
+    override fun replace(model: BakedModel, state: BlockState) = DirtModel(meshifyStandard(model, state))
+}
+
+object DirtDiscovery : ModelDiscoveryBase() {
+    override val logger = BetterFoliage.logDetail
+
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>) =
+        if (ctx.state.block in DIRT_BLOCKS) DirtKey else null
+}
+
+class DirtModel(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+
+    val algaeLighting = grassTuftLighting(UP)
+    val reedLighting = reedLighting()
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        if (!BetterFoliage.config.enabled) return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+
+        val ctx = BasicBlockCtx(blockView, pos)
+        val stateUp = ctx.offset(UP).state
+        val keyUp = BetterFoliage.modelReplacer[stateUp]
+
+        val isWater = stateUp.material == Material.WATER
+        val isDeepWater = isWater && ctx.offset(Int3(2 to UP)).state.material == Material.WATER
+        val isShallowWater = isWater && ctx.offset(Int3(2 to UP)).state.isAir
+        val isSaltWater = isWater && ctx.biome.category in SALTWATER_BIOMES
+
+        if (BetterFoliage.config.connectedGrass.enabled && keyUp is GrassKey) {
+            val grassBaseModel = (ctx.model(UP) as WrappedBakedModel).wrapped
+            context.renderMasquerade(grassBaseModel, blockView, stateUp, pos, randomSupplier, context)
+        } else {
+            super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        }
+
+        val random = randomSupplier.get()
+        if (BetterFoliage.config.algae.enabled(random) && isDeepWater) {
+            context.withLighting(algaeLighting) {
+                it.accept(algaeModels[random])
+            }
+        } else if (BetterFoliage.config.reed.enabled(random) && isShallowWater && !isSaltWater) {
+            context.withLighting(reedLighting) {
+                it.accept(reedModels[random])
+            }
+        }
+    }
+
+    companion object {
+        val algaeSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_algae_$idx")
+        }
+        val reedSprites by SpriteSetDelegate(Atlas.BLOCKS,
+            idFunc = { idx -> Identifier(BetterFoliage.MOD_ID, "blocks/better_reed_$idx") },
+            idRegister = { id -> CenteredSprite(id, aspectHeight = 2).register(BetterFoliage.generatedPack) }
+        )
+        val algaeModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = BetterFoliage.config.algae.let { tuftShapeSet(it.size, it.heightMin, it.heightMax, it.hOffset) }
+            tuftModelSet(shapes, Color.white.asInt) { algaeSprites[randomI()] }
+                .withOpposites()
+                .build(BlockRenderLayer.CUTOUT_MIPPED, flatLighting = false)
+
+        }
+        val reedModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = BetterFoliage.config.reed.let { tuftShapeSet(2.0, it.heightMin, it.heightMax, it.hOffset) }
+            tuftModelSet(shapes, Color.white.asInt) { reedSprites[randomI()] }
+                .withOpposites()
+                .build(BlockRenderLayer.CUTOUT_MIPPED, flatLighting = false)
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Grass.kt

@@ -0,0 +1,121 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.chunk.BasicBlockCtx
+import mods.betterfoliage.render.SNOW_MATERIALS
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.*
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.tag.BlockTags
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.*
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+interface GrassKey : BlockRenderKey {
+    val grassTopTexture: Identifier
+
+    /**
+     * Color to use for Short Grass rendering instead of the biome color.
+     *
+     * Value is null if the texture is mostly grey (the saturation of its average color is under a configurable limit),
+     * the average color of the texture otherwise.
+     */
+    val overrideColor: Int?
+}
+
+object StandardGrassDiscovery : ConfigurableModelDiscovery() {
+    override val logger = BetterFoliage.logDetail
+    override val matchClasses: ConfigurableBlockMatcher get() = BetterFoliage.blockConfig.grassBlocks
+    override val modelTextures: List<ModelTextureList> get() = BetterFoliage.blockConfig.grassModels.modelList
+
+    override fun processModel(state: BlockState, textures: List<String>, atlas: Consumer<Identifier>): BlockRenderKey? {
+        val grassId = Identifier(textures[0])
+        log(" block state $state")
+        log("       texture $grassId")
+        return GrassBlockModel.Key(grassId, getAndLogColorOverride(grassId, Atlas.BLOCKS, BetterFoliage.config.shortGrass.saturationThreshold))
+    }
+}
+
+class GrassBlockModel(val key: Key, wrapped: BakedModel) : WrappedBakedModel(wrapped), FabricBakedModel {
+
+    val tuftNormal by grassTuftMeshesNormal.delegate(key)
+    val tuftSnowed by grassTuftMeshesSnowed.delegate(key)
+    val fullBlock by grassFullBlockMeshes.delegate(key)
+
+    val tuftLighting = grassTuftLighting(UP)
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        if (!BetterFoliage.config.enabled) return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+
+        val ctx = BasicBlockCtx(blockView, pos)
+        val stateBelow = ctx.state(DOWN)
+        val stateAbove = ctx.state(UP)
+
+        val isSnowed = stateAbove.material in SNOW_MATERIALS
+        val connected = BetterFoliage.config.connectedGrass.enabled &&
+            (!isSnowed || BetterFoliage.config.connectedGrass.snowEnabled) && (
+                BlockTags.DIRT_LIKE.contains(stateBelow.block) ||
+                BetterFoliage.modelReplacer.getTyped<GrassKey>(stateBelow) != null
+            )
+
+        val random = randomSupplier.get()
+        if (connected) {
+            context.meshConsumer().accept(if (isSnowed) snowFullBlockMeshes[random] else fullBlock[random])
+        } else {
+            super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        }
+
+        if (BetterFoliage.config.shortGrass.enabled(random) && !ctx.isNeighborSolid(UP)) {
+            context.withLighting(tuftLighting) {
+                it.accept(if (isSnowed) tuftSnowed[random] else tuftNormal[random])
+            }
+        }
+    }
+
+    data class Key(
+        override val grassTopTexture: Identifier,
+        override val overrideColor: Int?
+    ) : GrassKey {
+        override fun replace(model: BakedModel, state: BlockState) = GrassBlockModel(this, meshifyStandard(model, state))
+    }
+
+    companion object {
+        val grassTuftSpritesNormal by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_grass_long_$idx")
+        }
+        val grassTuftSpritesSnowed by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_grass_long_$idx")
+        }
+        val grassTuftShapes = LazyMap(BetterFoliage.modelReplacer) { key: GrassKey ->
+            BetterFoliage.config.shortGrass.let { tuftShapeSet(it.size, it.heightMin, it.heightMax, it.hOffset) }
+        }
+        val grassTuftMeshesNormal = LazyMap(BetterFoliage.modelReplacer) { key: GrassKey ->
+            tuftModelSet(grassTuftShapes[key], key.overrideColor) { idx -> grassTuftSpritesNormal[randomI()] }
+                .withOpposites()
+                .build(BlockRenderLayer.CUTOUT_MIPPED, flatLighting = false)
+        }
+        val grassTuftMeshesSnowed = LazyMap(BetterFoliage.modelReplacer) { key: GrassKey ->
+            tuftModelSet(grassTuftShapes[key], Color.white.asInt) { idx -> grassTuftSpritesSnowed[randomI()] }
+                .withOpposites()
+                .build(BlockRenderLayer.CUTOUT_MIPPED, flatLighting = false)
+        }
+        val grassFullBlockMeshes = LazyMap(BetterFoliage.modelReplacer) { key: GrassKey ->
+            Array(64) { fullCubeTextured(key.grassTopTexture, key.overrideColor) }
+        }
+        val snowFullBlockMeshes by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            Array(64) { fullCubeTextured(Identifier("block/snow"), Color.white.asInt) }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Leaf.kt

@@ -0,0 +1,116 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.chunk.BasicBlockCtx
+import mods.betterfoliage.render.SNOW_MATERIALS
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.roundLeafLighting
+import mods.betterfoliage.render.particle.LeafParticleRegistry
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.*
+import mods.betterfoliage.resource.generated.GeneratedLeafSprite
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockRenderLayer.CUTOUT_MIPPED
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.*
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+interface LeafKey : BlockRenderKey {
+    val roundLeafTexture: Identifier
+
+    /** Type of the leaf block (configurable by user). */
+    val leafType: String
+
+    /** Average color of the round leaf texture. */
+    val overrideColor: Int?
+}
+
+object StandardLeafDiscovery : ConfigurableModelDiscovery() {
+    override val logger = BetterFoliage.logDetail
+    override val matchClasses: ConfigurableBlockMatcher get() = BetterFoliage.blockConfig.leafBlocks
+    override val modelTextures: List<ModelTextureList> get() = BetterFoliage.blockConfig.leafModels.modelList
+
+    override fun processModel(state: BlockState, textures: List<String>, atlas: Consumer<Identifier>) =
+        defaultRegisterLeaf(Identifier(textures[0]), atlas)
+
+}
+
+fun HasLogger.defaultRegisterLeaf(sprite: Identifier, atlas: Consumer<Identifier>): BlockRenderKey? {
+    val leafType = LeafParticleRegistry.typeMappings.getType(sprite) ?: "default"
+    val leafId = GeneratedLeafSprite(sprite, leafType).register(BetterFoliage.generatedPack)
+    atlas.accept(leafId)
+
+    log(" leaf texture $sprite")
+    log("     particle $leafType")
+
+    return NormalLeavesModel.Key(
+        leafId, leafType,
+        getAndLogColorOverride(leafId, Atlas.BLOCKS, BetterFoliage.config.shortGrass.saturationThreshold)
+    )
+}
+
+fun HasLogger.getAndLogColorOverride(sprite: Identifier, atlas: Atlas, threshold: Double): Int? {
+    val hsb = resourceManager.averageImageColorHSB(sprite, atlas)
+    return if (hsb.saturation >= threshold) {
+        log("         brightness ${hsb.brightness}")
+        log("         saturation ${hsb.saturation} >= ${threshold}, using texture color")
+        hsb.copy(brightness = 0.9f.coerceAtMost(hsb.brightness * 2.0f)).asColor
+    } else {
+        log("         saturation ${hsb.saturation} < ${threshold}, using block color")
+        null
+    }
+}
+
+class NormalLeavesModel(val key: Key, wrapped: BakedModel) : WrappedBakedModel(wrapped), FabricBakedModel {
+
+    val leafNormal by leafModelsNormal.delegate(key)
+    val leafSnowed by leafModelsSnowed.delegate(key)
+    val leafLighting = roundLeafLighting()
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        if (!BetterFoliage.config.enabled || !BetterFoliage.config.leaves.enabled) return
+
+        val ctx = BasicBlockCtx(blockView, pos)
+        val stateAbove = ctx.state(UP)
+        val isSnowed = stateAbove.material in SNOW_MATERIALS
+
+        val random = randomSupplier.get()
+        context.withLighting(leafLighting) {
+            it.accept(leafNormal[random])
+            if (isSnowed) it.accept(leafSnowed[random])
+        }
+    }
+
+    data class Key(
+        override val roundLeafTexture: Identifier,
+        override val leafType: String,
+        override val overrideColor: Int?
+    ) : LeafKey {
+        override fun replace(model: BakedModel, state: BlockState) = NormalLeavesModel(this, meshifyStandard(model, state, renderLayerOverride = CUTOUT_MIPPED))
+    }
+
+    companion object {
+        val leafSpritesSnowed by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_leaves_snowed_$idx")
+        }
+        val leafModelsBase = LazyMap(BetterFoliage.modelReplacer) { key: LeafKey ->
+            BetterFoliage.config.leaves.let { crossModelsRaw(64, it.size, it.hOffset, it.vOffset) }
+        }
+        val leafModelsNormal = LazyMap(BetterFoliage.modelReplacer) { key: LeafKey ->
+            crossModelsTextured(leafModelsBase[key], key.overrideColor, true) { Atlas.BLOCKS.atlas[key.roundLeafTexture]!! }
+        }
+        val leafModelsSnowed = LazyMap(BetterFoliage.modelReplacer) { key: LeafKey ->
+            crossModelsTextured(leafModelsBase[key], Color.white.asInt, false) { leafSpritesSnowed[it] }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Lilypad.kt

@@ -0,0 +1,68 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.BlockRenderKey
+import mods.betterfoliage.resource.discovery.ModelDiscoveryBase
+import mods.betterfoliage.resource.discovery.ModelDiscoveryContext
+import mods.betterfoliage.resource.discovery.RenderKeyFactory
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.LazyInvalidatable
+import mods.betterfoliage.util.get
+import mods.betterfoliage.util.semiRandom
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockState
+import net.minecraft.block.Blocks
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.DOWN
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+object LilypadKey : BlockRenderKey {
+    override fun replace(model: BakedModel, state: BlockState) = LilypadModel(meshifyStandard(model, state))
+}
+
+object LilyPadDiscovery : ModelDiscoveryBase() {
+    override val logger = BetterFoliage.logDetail
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>) =
+        if (ctx.state.block == Blocks.LILY_PAD) LilypadKey else null
+}
+
+class LilypadModel(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        if (!BetterFoliage.config.enabled || !BetterFoliage.config.lilypad.enabled) return
+
+        val random = randomSupplier.get()
+        context.meshConsumer().accept(lilypadRootModels[random])
+        if (random.nextInt(64) < BetterFoliage.config.lilypad.population) {
+            context.meshConsumer().accept(lilypadFlowerModels[random])
+        }
+    }
+
+    companion object {
+        val lilypadRootSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_lilypad_roots_$idx")
+        }
+        val lilypadFlowerSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_lilypad_flower_$idx")
+        }
+        val lilypadRootModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = tuftShapeSet(1.0, 1.0, 1.0, BetterFoliage.config.lilypad.hOffset)
+            tuftModelSet(shapes, Color.white.asInt) { lilypadRootSprites[it] }
+                .transform { move(2.0 to DOWN) }
+                .buildTufts()
+        }
+        val lilypadFlowerModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = tuftShapeSet(0.5, 0.5, 0.5, BetterFoliage.config.lilypad.hOffset)
+            tuftModelSet(shapes, Color.white.asInt) { lilypadFlowerSprites[it] }
+                .transform { move(1.0 to DOWN) }
+                .buildTufts()
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Mycelium.kt

@@ -0,0 +1,63 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.BlockRenderKey
+import mods.betterfoliage.resource.discovery.ModelDiscoveryBase
+import mods.betterfoliage.resource.discovery.ModelDiscoveryContext
+import mods.betterfoliage.resource.discovery.RenderKeyFactory
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockState
+import net.minecraft.block.Blocks
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.UP
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+object MyceliumKey : BlockRenderKey {
+    override fun replace(model: BakedModel, state: BlockState) = MyceliumModel(meshifyStandard(model, state))
+}
+
+object MyceliumDiscovery : ModelDiscoveryBase() {
+    override val logger = BetterFoliage.logDetail
+    val myceliumBlocks = listOf(Blocks.MYCELIUM)
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>) =
+        if (ctx.state.block in myceliumBlocks) MyceliumKey else null
+}
+
+class MyceliumModel(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+
+    val tuftLighting = grassTuftLighting(UP)
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+
+        val random = randomSupplier.get()
+        if (BetterFoliage.config.enabled &&
+            BetterFoliage.config.shortGrass.let { it.myceliumEnabled && random.nextInt(64) < it.population } &&
+            blockView.getBlockState(pos + UP.offset).isAir
+        ) {
+            context.withLighting(tuftLighting) {
+                it.accept(myceliumTuftModels[random])
+            }
+        }
+    }
+
+    companion object {
+        val myceliumTuftSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_mycel_$idx")
+        }
+        val myceliumTuftModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = BetterFoliage.config.shortGrass.let { tuftShapeSet(it.size, it.heightMin, it.heightMax, it.hOffset) }
+            tuftModelSet(shapes, Color.white.asInt) { idx -> myceliumTuftSprites[randomI()] }.buildTufts()
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Netherrack.kt

@@ -0,0 +1,66 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.BlockRenderKey
+import mods.betterfoliage.resource.discovery.ModelDiscoveryBase
+import mods.betterfoliage.resource.discovery.ModelDiscoveryContext
+import mods.betterfoliage.resource.discovery.RenderKeyFactory
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockState
+import net.minecraft.block.Blocks
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.DOWN
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+object NetherrackKey : BlockRenderKey {
+    override fun replace(model: BakedModel, state: BlockState) = NetherrackModel(meshifyStandard(model, state))
+}
+
+object NetherrackDiscovery : ModelDiscoveryBase() {
+    override val logger = BetterFoliage.logDetail
+    val netherrackBlocks = listOf(Blocks.NETHERRACK)
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>) =
+        if (ctx.state.block in netherrackBlocks) NetherrackKey else null
+}
+
+class NetherrackModel(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+
+    val tuftLighting = grassTuftLighting(DOWN)
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        if (BetterFoliage.config.enabled &&
+            BetterFoliage.config.netherrack.enabled &&
+            blockView.getBlockState(pos + DOWN.offset).isAir
+        ) {
+            val random = randomSupplier.get()
+            context.withLighting(tuftLighting) {
+                it.accept(netherrackTuftModels[random])
+            }
+        }
+    }
+
+    companion object {
+        val netherrackTuftSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_netherrack_$idx")
+        }
+        val netherrackTuftModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = BetterFoliage.config.netherrack.let { tuftShapeSet(it.size, it.heightMin, it.heightMax, it.hOffset) }
+            tuftModelSet(shapes, Color.white.asInt) { netherrackTuftSprites[randomI()] }
+                .transform { rotate(Rotation.fromUp[DOWN.ordinal]).rotateUV(2) }
+                .withOpposites()
+                .build(BlockRenderLayer.CUTOUT_MIPPED, flatLighting = false)
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/RoundLog.kt

@@ -0,0 +1,84 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.column.*
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.*
+import mods.betterfoliage.resource.model.meshifyStandard
+import mods.betterfoliage.util.LazyMap
+import mods.betterfoliage.util.get
+import mods.betterfoliage.util.tryDefault
+import net.minecraft.block.BlockState
+import net.minecraft.block.LogBlock
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.client.texture.SpriteAtlasTexture
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.Direction.Axis
+import java.util.function.Consumer
+
+object RoundLogOverlayLayer : ColumnRenderLayer() {
+    override fun getColumnKey(state: BlockState) = BetterFoliage.modelReplacer.getTyped<ColumnBlockKey>(state)
+    override val connectSolids: Boolean get() = BetterFoliage.config.roundLogs.connectSolids
+    override val lenientConnect: Boolean get() = BetterFoliage.config.roundLogs.lenientConnect
+    override val defaultToY: Boolean get() = BetterFoliage.config.roundLogs.defaultY
+}
+
+object StandardLogDiscovery : ConfigurableModelDiscovery() {
+    override val logger = BetterFoliage.logDetail
+    override val matchClasses: ConfigurableBlockMatcher get() = BetterFoliage.blockConfig.logBlocks
+    override val modelTextures: List<ModelTextureList> get() = BetterFoliage.blockConfig.logModels.modelList
+
+    override fun processModel(state: BlockState, textures: List<String>, atlas: Consumer<Identifier>): BlockRenderKey? {
+        val axis = getAxis(state)
+        log("       axis $axis")
+        return RoundLogModel.Key(axis, Identifier(textures[0]), Identifier(textures[1]))
+    }
+
+    fun getAxis(state: BlockState): Axis? {
+        val axis = tryDefault(null) { state.get(LogBlock.AXIS).toString() } ?:
+        state.entries.entries.find { it.key.getName().toLowerCase() == "axis" }?.value?.toString()
+        return when (axis) {
+            "x" -> Axis.X
+            "y" -> Axis.Y
+            "z" -> Axis.Z
+            else -> null
+        }
+    }
+}
+
+interface RoundLogKey : ColumnBlockKey, BlockRenderKey {
+    val barkSprite: Identifier
+    val endSprite: Identifier
+}
+
+class RoundLogModel(val key: Key, wrapped: BakedModel) : ColumnModelBase(wrapped) {
+    override val enabled: Boolean get() = BetterFoliage.config.enabled && BetterFoliage.config.roundLogs.enabled
+    override val overlayLayer: ColumnRenderLayer get() = RoundLogOverlayLayer
+    override val connectPerpendicular: Boolean get() = BetterFoliage.config.roundLogs.connectPerpendicular
+
+    val modelSet by modelSets.delegate(key)
+    override fun getMeshSet(axis: Axis, quadrant: Int) = modelSet
+
+    data class Key(
+        override val axis: Axis?,
+        override val barkSprite: Identifier,
+        override val endSprite: Identifier
+    ) : RoundLogKey {
+        override fun replace(model: BakedModel, state: BlockState) = RoundLogModel(this, meshifyStandard(model, state))
+    }
+
+    companion object {
+        val modelSets = LazyMap(BetterFoliage.modelReplacer) { key: Key ->
+            val barkSprite = Atlas.BLOCKS.atlas[key.barkSprite]!!
+            val endSprite = Atlas.BLOCKS.atlas[key.endSprite]!!
+            BetterFoliage.config.roundLogs.let { config ->
+                ColumnMeshSet(
+                    config.radiusSmall, config.radiusLarge, config.zProtection,
+                    key.axis ?: Axis.Y,
+                    barkSprite, barkSprite,
+                    endSprite, endSprite
+                )
+            }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/block/vanilla/Sand.kt

@@ -0,0 +1,96 @@
+package mods.betterfoliage.render.block.vanilla
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.chunk.CachedBlockCtx
+import mods.betterfoliage.render.SALTWATER_BIOMES
+import mods.betterfoliage.render.SAND_BLOCKS
+import mods.betterfoliage.render.lighting.withLighting
+import mods.betterfoliage.render.lighting.grassTuftLighting
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.resource.discovery.BlockRenderKey
+import mods.betterfoliage.resource.discovery.ModelDiscoveryBase
+import mods.betterfoliage.resource.discovery.ModelDiscoveryContext
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockRenderLayer.CUTOUT_MIPPED
+import net.minecraft.block.BlockState
+import net.minecraft.block.Material
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.UP
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+object SandKey : BlockRenderKey {
+    override fun replace(model: BakedModel, state: BlockState) = SandModel(meshifyStandard(model, state))
+}
+
+object SandDiscovery : ModelDiscoveryBase() {
+    override val logger = BetterFoliage.logDetail
+
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>) =
+        if (ctx.state.block in SAND_BLOCKS) SandKey else null
+}
+
+class SandModel(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+
+    val coralLighting = allDirections.map { grassTuftLighting(it) }.toTypedArray()
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+
+        val ctx = CachedBlockCtx(blockView, pos)
+
+        val random = randomSupplier.get()
+        if (!BetterFoliage.config.enabled || !BetterFoliage.config.coral.enabled(random)) return
+        if (ctx.biome.category !in SALTWATER_BIOMES) return
+
+        allDirections.filter { random.nextInt(64) < BetterFoliage.config.coral.chance }.forEach { face ->
+            val isWater = ctx.state(face).material == Material.WATER
+            val isDeepWater = isWater && ctx.offset(face).state(UP).material == Material.WATER
+            if (isDeepWater) context.withLighting(coralLighting[face]) {
+                it.accept(coralCrustModels[face][random])
+                it.accept(coralTuftModels[face][random])
+            }
+        }
+    }
+
+    companion object {
+//        val sandModel by LazyInvalidatable(BetterFoliage.modelReplacer) {
+//            Array(64) { fullCubeTextured(Identifier("block/sand"), Color.white.asInt) }
+//        }
+
+        val coralTuftSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_coral_$idx")
+        }
+        val coralCrustSprites by SpriteSetDelegate(Atlas.BLOCKS) { idx ->
+            Identifier(BetterFoliage.MOD_ID, "blocks/better_crust_$idx")
+        }
+        val coralTuftModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            val shapes = BetterFoliage.config.coral.let { tuftShapeSet(it.size, 1.0, 1.0, it.hOffset) }
+            allDirections.map { face ->
+                tuftModelSet(shapes, Color.white.asInt) { coralTuftSprites[randomI()] }
+                    .transform { rotate(Rotation.fromUp[face]) }
+                    .withOpposites()
+                    .build(CUTOUT_MIPPED)
+            }.toTypedArray()
+        }
+        val coralCrustModels by LazyInvalidatable(BetterFoliage.modelReplacer) {
+            allDirections.map { face ->
+                Array(64) { idx ->
+                    listOf(horizontalRectangle(x1 = -0.5, x2 = 0.5, z1 = -0.5, z2 = 0.5, y = 0.0)
+                        .scale(BetterFoliage.config.coral.crustSize)
+                        .move(0.5 + randomD(0.01, BetterFoliage.config.coral.vOffset) to UP)
+                        .rotate(Rotation.fromUp[face])
+                        .mirrorUV(randomB(), randomB()).rotateUV(randomI(max = 4))
+                        .sprite(coralCrustSprites[idx]).colorAndIndex(null)
+                    ).build(CUTOUT_MIPPED)
+                }
+            }.toTypedArray()
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/column/ColumnMeshSet.kt

@@ -0,0 +1,158 @@
+package mods.betterfoliage.render.column
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
+import mods.betterfoliage.resource.model.*
+import mods.betterfoliage.util.Double3
+import mods.betterfoliage.util.Rotation
+import net.minecraft.block.BlockRenderLayer.SOLID
+import net.minecraft.client.texture.Sprite
+import net.minecraft.util.math.Direction.*
+
+/**
+ * Collection of dynamically generated meshes used to render rounded columns.
+ */
+class ColumnMeshSet(
+    radiusSmall: Double,
+    radiusLarge: Double,
+    zProtection: Double,
+    val axis: Axis,
+    val spriteLeft: Sprite,
+    val spriteRight: Sprite,
+    val spriteTop: Sprite,
+    val spriteBottom: Sprite
+) {
+    protected fun sideRounded(radius: Double, yBottom: Double, yTop: Double): List<Quad> {
+        val halfRadius = radius * 0.5
+        return listOf(
+            // left side of the diagonal
+            verticalRectangle(0.0, 0.5, 0.5 - radius, 0.5, yBottom, yTop).clampUV(minU = 0.0, maxU = 0.5 - radius),
+            verticalRectangle(0.5 - radius, 0.5, 0.5 - halfRadius, 0.5 - halfRadius, yBottom, yTop).clampUV(minU = 0.5 - radius),
+            // right side of the diagonal
+            verticalRectangle(0.5 - halfRadius, 0.5 - halfRadius, 0.5, 0.5 - radius, yBottom, yTop).clampUV(maxU = radius - 0.5),
+            verticalRectangle(0.5, 0.5 - radius, 0.5, 0.0, yBottom, yTop).clampUV(minU = radius - 0.5, maxU = 0.0)
+        )
+    }
+
+    protected fun sideRoundedTransition(radiusBottom: Double, radiusTop: Double, yBottom: Double, yTop: Double): List<Quad> {
+        val ySplit = 0.5 * (yBottom + yTop)
+        val modelTop = sideRounded(radiusTop, yBottom, yTop)
+        val modelBottom = sideRounded(radiusBottom, yBottom, yTop)
+        return (modelBottom zip modelTop).map { (quadBottom, quadTop) ->
+            Quad.mix(quadBottom, quadTop) { vBottom, vTop -> if (vBottom.xyz.y < ySplit) vBottom.copy() else vTop.copy() }
+        }
+    }
+
+    protected fun sideSquare(yBottom: Double, yTop: Double) = listOf(
+        verticalRectangle(0.0, 0.5, 0.5, 0.5, yBottom, yTop).clampUV(minU = 0.0),
+        verticalRectangle(0.5, 0.5, 0.5, 0.0, yBottom, yTop).clampUV(maxU = 0.0)
+    )
+
+    protected fun lidRounded(radius: Double, y: Double, isBottom: Boolean) = Array(4) { quadrant ->
+        val rotation = baseRotation(axis) + quadrantRotations[quadrant]
+        val v1 = Vertex(Double3(0.0, y, 0.0), UV(0.0, 0.0))
+        val v2 = Vertex(Double3(0.0, y, 0.5), UV(0.0, 0.5))
+        val v3 = Vertex(Double3(0.5 - radius, y, 0.5), UV(0.5 - radius, 0.5))
+        val v4 = Vertex(Double3(0.5 - radius * 0.5, y, 0.5 - radius * 0.5), UV(0.5, 0.5))
+        val v5 = Vertex(Double3(0.5, y, 0.5 - radius), UV(0.5, 0.5 - radius))
+        val v6 = Vertex(Double3(0.5, y, 0.0), UV(0.5, 0.0))
+        listOf(Quad(v1, v2, v3, v4), Quad(v1, v4, v5, v6))
+            .map { it.cycleVertices(if (isBottom xor BetterFoliage.config.nVidia) 0 else 1) }
+            .map { it.rotate(rotation).rotateUV(quadrant) }
+            .map { it.sprite(if (isBottom) spriteBottom else spriteTop).colorAndIndex(Color.white.asInt) }
+            .map { if (isBottom) it.flipped else it }
+    }
+
+    protected fun lidSquare(y: Double, isBottom: Boolean) = Array(4) { quadrant ->
+        val rotation = baseRotation(axis) + quadrantRotations[quadrant]
+        listOf(
+            horizontalRectangle(x1 = 0.0, x2 = 0.5, z1 = 0.0, z2 = 0.5, y = y).clampUV(minU = 0.0, minV = 0.0)
+                .rotate(rotation).rotateUV(quadrant)
+                .sprite(if (isBottom) spriteBottom else spriteTop).colorAndIndex(Color.white.asInt)
+                .let { if (isBottom) it.flipped else it }
+        )
+    }
+
+    protected val zProtectionScale = zProtection.let { Double3(it, 1.0, it) }
+
+    protected fun List<Quad>.extendTop(size: Double) = map { q -> q.clampUV(minV = 0.5 - size).transformV { v ->
+        if (v.xyz.y > 0.501) v.copy(xyz = v.xyz * zProtectionScale) else v }
+    }
+    protected fun List<Quad>.extendBottom(size: Double) = map { q -> q.clampUV(maxV = -0.5 + size).transformV { v ->
+        if (v.xyz.y < -0.501) v.copy(xyz = v.xyz * zProtectionScale) else v }
+    }
+    protected fun List<Quad>.buildSides(quadsPerSprite: Int) = Array(4) { quadrant ->
+        val rotation = baseRotation(axis) + quadrantRotations[quadrant]
+        this.map { it.rotate(rotation).colorAndIndex(Color.white.asInt) }
+            .mapIndexed { idx, q -> if (idx % (2 * quadsPerSprite) >= quadsPerSprite) q.sprite(spriteRight) else q.sprite(spriteLeft) }
+            .build(SOLID, flatLighting = false)
+    }
+
+    companion object {
+        fun baseRotation(axis: Axis) = when(axis) {
+            Axis.X -> Rotation.fromUp[EAST.ordinal]
+            Axis.Y -> Rotation.fromUp[UP.ordinal]
+            Axis.Z -> Rotation.fromUp[SOUTH.ordinal]
+        }
+        val quadrantRotations = Array(4) { Rotation.rot90[UP.ordinal] * it }
+    }
+
+    //
+    // Mesh definitions
+    // 4-element arrays hold prebuild meshes for each of the rotations around the axis
+    //
+    val sideSquare = sideSquare(-0.5, 0.5).buildSides(quadsPerSprite = 1)
+    val sideRoundSmall = sideRounded(radiusSmall, -0.5, 0.5).buildSides(quadsPerSprite = 2)
+    val sideRoundLarge = sideRounded(radiusLarge, -0.5, 0.5).buildSides(quadsPerSprite = 2)
+
+    val sideExtendTopSquare = sideSquare(0.5, 0.5 + radiusLarge).extendTop(radiusLarge).buildSides(quadsPerSprite = 1)
+    val sideExtendTopRoundSmall = sideRounded(radiusSmall, 0.5, 0.5 + radiusLarge).extendTop(radiusLarge).buildSides(quadsPerSprite = 2)
+    val sideExtendTopRoundLarge = sideRounded(radiusLarge, 0.5, 0.5 + radiusLarge).extendTop(radiusLarge).buildSides(quadsPerSprite = 2)
+
+    val sideExtendBottomSquare = sideSquare(-0.5 - radiusLarge, -0.5).extendBottom(radiusLarge).buildSides(quadsPerSprite = 1)
+    val sideExtendBottomRoundSmall = sideRounded(radiusSmall, -0.5 - radiusLarge, -0.5).extendBottom(radiusLarge).buildSides(quadsPerSprite = 2)
+    val sideExtendBottomRoundLarge = sideRounded(radiusLarge, -0.5 - radiusLarge, -0.5).extendBottom(radiusLarge).buildSides(quadsPerSprite = 2)
+
+    val lidTopSquare = lidSquare(0.5, false).build(SOLID, flatLighting = false)
+    val lidTopRoundSmall = lidRounded(radiusSmall, 0.5, false).build(SOLID, flatLighting = false)
+    val lidTopRoundLarge = lidRounded(radiusLarge, 0.5, false).build(SOLID, flatLighting = false)
+
+    val lidBottomSquare = lidSquare(-0.5, true).build(SOLID, flatLighting = false)
+    val lidBottomRoundSmall = lidRounded(radiusSmall, -0.5, true).build(SOLID, flatLighting = false)
+    val lidBottomRoundLarge = lidRounded(radiusLarge, -0.5, true).build(SOLID, flatLighting = false)
+
+    val transitionTop = sideRoundedTransition(radiusLarge, radiusSmall, -0.5, 0.5).buildSides(quadsPerSprite = 2)
+    val transitionBottom = sideRoundedTransition(radiusSmall, radiusLarge, -0.5, 0.5).buildSides(quadsPerSprite = 2)
+
+    //
+    // Helper fuctions for lids (block ends)
+    //
+    fun flatTop(quadrantTypes: Array<QuadrantType>, quadrant: Int) = when(quadrantTypes[quadrant]) {
+        SMALL_RADIUS -> lidTopRoundSmall[quadrant]
+        LARGE_RADIUS -> lidTopRoundLarge[quadrant]
+        SQUARE -> lidTopSquare[quadrant]
+        INVISIBLE -> lidTopSquare[quadrant]
+    }
+
+    fun flatBottom(quadrantTypes: Array<QuadrantType>, quadrant: Int) = when(quadrantTypes[quadrant]) {
+        SMALL_RADIUS -> lidBottomRoundSmall[quadrant]
+        LARGE_RADIUS -> lidBottomRoundLarge[quadrant]
+        SQUARE -> lidBottomSquare[quadrant]
+        INVISIBLE -> lidBottomSquare[quadrant]
+    }
+
+    fun extendTop(quadrantTypes: Array<QuadrantType>, quadrant: Int) = when(quadrantTypes[quadrant]) {
+        SMALL_RADIUS -> sideExtendTopRoundSmall[quadrant]
+        LARGE_RADIUS -> sideExtendTopRoundLarge[quadrant]
+        SQUARE -> sideExtendTopSquare[quadrant]
+        INVISIBLE -> sideExtendTopSquare[quadrant]
+    }
+
+    fun extendBottom(quadrantTypes: Array<QuadrantType>, quadrant: Int) = when(quadrantTypes[quadrant]) {
+        SMALL_RADIUS -> sideExtendBottomRoundSmall[quadrant]
+        LARGE_RADIUS -> sideExtendBottomRoundLarge[quadrant]
+        SQUARE -> sideExtendBottomSquare[quadrant]
+        INVISIBLE -> sideExtendBottomSquare[quadrant]
+    }
+}

src/main/kotlin/mods/betterfoliage/render/column/ColumnModel.kt

@@ -0,0 +1,108 @@
+package mods.betterfoliage.render.column
+
+import mods.betterfoliage.chunk.CachedBlockCtx
+import mods.betterfoliage.chunk.ChunkOverlayManager
+import mods.betterfoliage.render.column.ColumnLayerData.NormalRender
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.BlockType.*
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
+import mods.betterfoliage.resource.model.WrappedBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.Direction.Axis
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Supplier
+
+abstract class ColumnModelBase(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
+    abstract val enabled: Boolean
+    abstract val overlayLayer: ColumnRenderLayer
+    abstract val connectPerpendicular: Boolean
+    abstract fun getMeshSet(axis: Axis, quadrant: Int): ColumnMeshSet
+
+    override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
+        val ctx = CachedBlockCtx(blockView, pos)
+        val roundLog = ChunkOverlayManager.get(overlayLayer, ctx)
+
+        when(roundLog) {
+            ColumnLayerData.SkipRender -> return
+            NormalRender -> return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+            ColumnLayerData.ResolveError, null -> {
+                return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+            }
+        }
+
+        // if log axis is not defined and "Default to vertical" config option is not set, render normally
+        if ((roundLog as ColumnLayerData.SpecialRender).column.axis == null && !overlayLayer.defaultToY) {
+            return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
+        }
+
+        val axis = roundLog.column.axis ?: Axis.Y
+        val baseRotation = ColumnMeshSet.baseRotation(axis)
+        ColumnMeshSet.quadrantRotations.forEachIndexed { idx, quadrantRotation ->
+            // set rotation for the current quadrant
+            val rotation = baseRotation + quadrantRotation
+            val meshSet = getMeshSet(axis, idx)
+
+            // disallow sharp discontinuities in the chamfer radius, or tapering-in where inappropriate
+            if (roundLog.quadrants[idx] == LARGE_RADIUS &&
+                roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] != LARGE_RADIUS &&
+                roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] != LARGE_RADIUS) {
+                roundLog.quadrants[idx] = SMALL_RADIUS
+            }
+
+            // select meshes for current quadrant based on connectivity rules
+            val sideMesh = when (roundLog.quadrants[idx]) {
+                SMALL_RADIUS -> meshSet.sideRoundSmall[idx]
+                LARGE_RADIUS -> if (roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] == SMALL_RADIUS) meshSet.transitionTop[idx]
+                    else if (roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] == SMALL_RADIUS) meshSet.transitionBottom[idx]
+                    else meshSet.sideRoundLarge[idx]
+                SQUARE -> meshSet.sideSquare[idx]
+                else -> null
+            }
+
+            val upMesh = when(roundLog.upType) {
+                NONSOLID -> meshSet.flatTop(roundLog.quadrants, idx)
+                PERPENDICULAR -> {
+                    if (!connectPerpendicular) {
+                        meshSet.flatTop(roundLog.quadrants, idx)
+                    } else {
+                        meshSet.extendTop(roundLog.quadrants, idx)
+                    }
+                }
+                PARALLEL -> {
+                    if (roundLog.quadrants[idx] discontinuousWith roundLog.quadrantsTop[idx] &&
+                        roundLog.quadrants[idx].let { it == SQUARE || it == INVISIBLE } )
+                        meshSet.flatTop(roundLog.quadrants, idx)
+                    else null
+                }
+                else -> null
+            }
+
+            val downMesh = when(roundLog.downType) {
+                NONSOLID -> meshSet.flatBottom(roundLog.quadrants, idx)
+                PERPENDICULAR -> {
+                    if (!connectPerpendicular) {
+                        meshSet.flatBottom(roundLog.quadrants, idx)
+                    } else {
+                        meshSet.extendBottom(roundLog.quadrants, idx)
+                    }
+                }
+                PARALLEL -> {
+                    if (roundLog.quadrants[idx] discontinuousWith roundLog.quadrantsBottom[idx] &&
+                        roundLog.quadrants[idx].let { it == SQUARE || it == INVISIBLE } )
+                        meshSet.flatBottom(roundLog.quadrants, idx)
+                    else null
+                }
+                else -> null
+            }
+
+            // render
+            sideMesh?.let { context.meshConsumer().accept(it) }
+            upMesh?.let { context.meshConsumer().accept(it) }
+            downMesh?.let { context.meshConsumer().accept(it) }
+
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/column/ColumnOverlayLayer.kt

@@ -1,24 +1,19 @@
-package mods.betterfoliage.client.render.column
+package mods.betterfoliage.render.column
 
-import mods.betterfoliage.client.chunk.ChunkOverlayLayer
-import mods.betterfoliage.client.chunk.ChunkOverlayManager
-import mods.betterfoliage.client.config.Config
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.BlockType.*
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.QuadrantType
-import mods.betterfoliage.client.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
-import mods.betterfoliage.client.render.rotationFromUp
-import mods.octarinecore.client.render.BlockContext
-import mods.octarinecore.client.resource.ModelRenderRegistry
-import mods.octarinecore.common.Int3
-import mods.octarinecore.common.Rotation
-import mods.octarinecore.common.face
-import mods.octarinecore.common.plus
-import net.minecraft.block.state.IBlockState
-import net.minecraft.util.EnumFacing
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.chunk.ChunkOverlayLayer
+import mods.betterfoliage.chunk.ChunkOverlayManager
+import mods.betterfoliage.chunk.dimType
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.BlockType.*
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType
+import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
+import mods.betterfoliage.chunk.BlockCtx
+import mods.betterfoliage.util.*
+import net.minecraft.block.BlockState
 import net.minecraft.util.math.BlockPos
-import net.minecraft.world.IBlockAccess
-import net.minecraftforge.fml.relauncher.Side
-import net.minecraftforge.fml.relauncher.SideOnly
+import net.minecraft.util.math.Direction.Axis
+import net.minecraft.util.math.Direction.AxisDirection
+import net.minecraft.world.ExtendedBlockView
 
 /** Index of SOUTH-EAST quadrant. */
 const val SE = 0
@@ -29,18 +24,20 @@ const val NW = 2
 /** Index of SOUTH-WEST quadrant. */
 const val SW = 3
 
+interface ColumnBlockKey {
+    val axis: Axis?
+}
+
 /**
  * Sealed class hierarchy for all possible render outcomes
  */
-@SideOnly(Side.CLIENT)
 sealed class ColumnLayerData {
     /**
      * Data structure to cache texture and world neighborhood data relevant to column rendering
      */
     @Suppress("ArrayInDataClass") // not used in comparisons anywhere
-    @SideOnly(Side.CLIENT)
     data class SpecialRender(
-        val column: ColumnTextureInfo,
+        val column: ColumnBlockKey,
         val upType: BlockType,
         val downType: BlockType,
         val quadrants: Array<QuadrantType>,
@@ -48,49 +45,48 @@ sealed class ColumnLayerData {
         val quadrantsBottom: Array<QuadrantType>
     ) : ColumnLayerData() {
         enum class BlockType { SOLID, NONSOLID, PARALLEL, PERPENDICULAR }
-        enum class QuadrantType { SMALL_RADIUS, LARGE_RADIUS, SQUARE, INVISIBLE }
+        enum class QuadrantType {
+            SMALL_RADIUS, LARGE_RADIUS, SQUARE, INVISIBLE;
+            infix fun continuousWith(other: QuadrantType) =
+                this == other || ((this == SQUARE || this == INVISIBLE) && (other == SQUARE || other == INVISIBLE))
+            infix fun discontinuousWith(other: QuadrantType) = !continuousWith(other)
+        }
     }
 
     /** Column block should not be rendered at all */
-    @SideOnly(Side.CLIENT)
     object SkipRender : ColumnLayerData()
 
     /** Column block must be rendered normally */
-    @SideOnly(Side.CLIENT)
     object NormalRender : ColumnLayerData()
 
     /** Error while resolving render data, column block must be rendered normally */
-    @SideOnly(Side.CLIENT)
     object ResolveError : ColumnLayerData()
 }
 
-
 abstract class ColumnRenderLayer : ChunkOverlayLayer<ColumnLayerData> {
 
-    abstract val registry: ModelRenderRegistry<ColumnTextureInfo>
-    abstract val blockPredicate: (IBlockState)->Boolean
-    abstract val surroundPredicate: (IBlockState) -> Boolean
     abstract val connectSolids: Boolean
     abstract val lenientConnect: Boolean
     abstract val defaultToY: Boolean
 
+    abstract fun getColumnKey(state: BlockState): ColumnBlockKey?
+
     val allNeighborOffsets = (-1..1).flatMap { offsetX -> (-1..1).flatMap { offsetY -> (-1..1).map { offsetZ -> Int3(offsetX, offsetY, offsetZ) }}}
 
-    override fun onBlockUpdate(world: IBlockAccess, pos: BlockPos) {
-        allNeighborOffsets.forEach { offset -> ChunkOverlayManager.clear(this, pos + offset) }
+    override fun onBlockUpdate(world: ExtendedBlockView, pos: BlockPos) {
+        allNeighborOffsets.forEach { offset -> ChunkOverlayManager.clear(world.dimType, this, pos + offset) }
     }
 
-    override fun calculate(world: IBlockAccess, pos: BlockPos) = calculate(BlockContext(world, pos))
-
-    fun calculate(ctx: BlockContext): ColumnLayerData {
-        if (ctx.isSurroundedBy(surroundPredicate)) return ColumnLayerData.SkipRender
-        val columnTextures = registry[ctx] ?: return ColumnLayerData.ResolveError
+    override fun calculate(ctx: BlockCtx): ColumnLayerData {
+        if (allDirections.all { ctx.offset(it).isNormalCube }) return ColumnLayerData.SkipRender
+//        val columnTextures = registry[ctx] ?: return ColumnLayerData.ResolveError
+        val columnTextures = getColumnKey(ctx.state) ?: return ColumnLayerData.ResolveError
 
         // if log axis is not defined and "Default to vertical" config option is not set, render normally
-        val logAxis = columnTextures.axis ?: if (defaultToY) EnumFacing.Axis.Y else return ColumnLayerData.NormalRender
+        val logAxis = columnTextures.axis ?: if (defaultToY) Axis.Y else return ColumnLayerData.NormalRender
 
         // check log neighborhood
-        val baseRotation = rotationFromUp[(logAxis to EnumFacing.AxisDirection.POSITIVE).face.ordinal]
+        val baseRotation = Rotation.fromUp[(logAxis to AxisDirection.POSITIVE).face.ordinal]
 
         val upType = ctx.blockType(baseRotation, logAxis, Int3(0, 1, 0))
         val downType = ctx.blockType(baseRotation, logAxis, Int3(0, -1, 0))
@@ -109,7 +105,7 @@ abstract class ColumnRenderLayer : ChunkOverlayLayer<ColumnLayerData> {
     }
 
     /** Fill the array of [QuadrantType]s based on the blocks to the sides of this one. */
-    fun Array<QuadrantType>.checkNeighbors(ctx: BlockContext, rotation: Rotation, logAxis: EnumFacing.Axis, yOff: Int): Array<QuadrantType> {
+    fun Array<QuadrantType>.checkNeighbors(ctx: BlockCtx, rotation: Rotation, logAxis: Axis, yOff: Int): Array<QuadrantType> {
         val blkS = ctx.blockType(rotation, logAxis, Int3(0, yOff, 1))
         val blkE = ctx.blockType(rotation, logAxis, Int3(1, yOff, 0))
         val blkN = ctx.blockType(rotation, logAxis, Int3(0, yOff, -1))
@@ -176,13 +172,13 @@ abstract class ColumnRenderLayer : ChunkOverlayLayer<ColumnLayerData> {
     /**
      * Get the type of the block at the given offset in a rotated reference frame.
      */
-    fun BlockContext.blockType(rotation: Rotation, axis: EnumFacing.Axis, offset: Int3): ColumnLayerData.SpecialRender.BlockType {
+    fun BlockCtx.blockType(rotation: Rotation, axis: Axis, offset: Int3): ColumnLayerData.SpecialRender.BlockType {
         val offsetRot = offset.rotate(rotation)
-        val state = blockState(offsetRot)
-        return if (!blockPredicate(state)) {
-            if (state.isOpaqueCube) SOLID else NONSOLID
+        val key = getColumnKey(state(offsetRot))
+        return if (key == null) {
+            if (offset(offsetRot).isNormalCube) SOLID else NONSOLID
         } else {
-            (registry[state, world!!, pos + offsetRot]?.axis ?: if (Config.roundLogs.defaultY) EnumFacing.Axis.Y else null)?.let {
+            (key.axis ?: if (BetterFoliage.config.roundLogs.defaultY) Axis.Y else null)?.let {
                 if (it == axis) PARALLEL else PERPENDICULAR
             } ?: SOLID
         }

src/main/kotlin/mods/betterfoliage/render/lighting/CustomLighting.kt

@@ -0,0 +1,140 @@
+package mods.betterfoliage.render.lighting
+
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.mesh.QuadView
+import net.minecraft.util.math.Direction
+import net.minecraft.util.math.Direction.*
+import kotlin.math.abs
+
+val EPSILON = 0.05
+
+interface CustomLighting {
+    fun applyLighting(lighting: CustomLightingMeshConsumer, quad: QuadView, flat: Boolean, emissive: Boolean)
+}
+
+interface CustomLightingMeshConsumer {
+    /** Clear cached block brightness and AO values */
+    fun clearLighting()
+    /** Fill AO/light cache for given face */
+    fun fillAoData(lightFace: Direction)
+    /** Set AO/light values for quad vertex */
+    fun setLighting(vIdx: Int, ao: Float, light: Int)
+    /** Get neighbor block brightness */
+    fun brNeighbor(dir: Direction): Int
+    /** Block brightness value */
+    val brSelf: Int
+    /** Cached AO values for all box face corners */
+    val aoFull: FloatArray
+    /** Cached light values for all box face corners */
+    val lightFull: IntArray
+}
+
+/** Custom lighting used for protruding tuft quads (short grass, algae, cactus arms, etc.) */
+fun grassTuftLighting(lightFace: Direction) = object : CustomLighting {
+    override fun applyLighting(lighting: CustomLightingMeshConsumer, quad : QuadView, flat: Boolean, emissive: Boolean) {
+        if (flat) lighting.flatForceNeighbor(quad, lightFace) else lighting.smoothWithFaceOverride(quad, lightFace)
+    }
+}
+
+/** Custom lighting used for round leaves */
+fun roundLeafLighting() = object : CustomLighting {
+    override fun applyLighting(lighting: CustomLightingMeshConsumer, quad: QuadView, flat: Boolean, emissive: Boolean) {
+        if (flat) lighting.flatMax(quad) else lighting.smooth45PreferUp(quad)
+    }
+}
+
+/** Custom lighting used for reeds */
+fun reedLighting() = object : CustomLighting {
+    override fun applyLighting(lighting: CustomLightingMeshConsumer, quad: QuadView, flat: Boolean, emissive: Boolean) {
+        lighting.flatForceNeighbor(quad, UP)
+    }
+}
+
+/** Flat lighting, use neighbor brightness in the given direction */
+fun CustomLightingMeshConsumer.flatForceNeighbor(quad: QuadView, lightFace: Direction) {
+    for (vIdx in 0 until 4) {
+        setLighting(vIdx, 1.0f, brNeighbor(lightFace))
+    }
+}
+
+/** Smooth lighting, use *only* AO/light values on the given face (closest corner) */
+fun CustomLightingMeshConsumer.smoothWithFaceOverride(quad: QuadView, lightFace: Direction) {
+    fillAoData(lightFace)
+    forEachVertex(quad) { vIdx, x, y, z ->
+        val cornerUndir = getCornerUndir(x, y, z)
+        cornerDirFromUndir[lightFace.ordinal][cornerUndir]?.let { aoCorner ->
+            setLighting(vIdx, aoFull[aoCorner], lightFull[aoCorner])
+        }
+    }
+}
+
+/**
+ * Smooth lighting scheme for 45-degree quads bisecting the box along 2 opposing face diagonals.
+ *
+ * Determine 2 *primary faces* based on the normal direction.
+ * Take AO/light values *only* from the 2 primary faces *or* the UP direction,
+ * based on which box corner is closest. Prefer taking values from the top face.
+ */
+fun CustomLightingMeshConsumer.smooth45PreferUp(quad: QuadView) {
+    getAngles45(quad)?.let { normalFaces ->
+        fillAoData(normalFaces.first)
+        fillAoData(normalFaces.second)
+        if (normalFaces.first != UP && normalFaces.second != UP) fillAoData(UP)
+        forEachVertex(quad) { vIdx, x, y, z ->
+            val isUp = y > 0.5f
+            val cornerUndir = getCornerUndir(x, y, z)
+            val preferredFace = if (isUp) UP else normalFaces.minBy { faceDistance(it, x, y, z) }
+            val aoCorner = cornerDirFromUndir[preferredFace.ordinal][cornerUndir]!!
+            setLighting(vIdx, aoFull[aoCorner], lightFull[aoCorner])
+        }
+    }
+}
+
+/** Flat lighting, use maximum neighbor brightness at the nearest box corner */
+fun CustomLightingMeshConsumer.flatMax(quad: QuadView) {
+    forEachVertex(quad) { vIdx, x, y, z ->
+        val maxBrightness = cornersUndir[getCornerUndir(x, y, z)].maxValueBy { brNeighbor(it) }
+        setLighting(vIdx, 1.0f, maxBrightness)
+    }
+}
+
+/**
+ * If the quad normal approximately bisects 2 axes at a 45 degree angle,
+ * and is approximately perpendicular to the third, returns the 2 directions
+ * the quad normal points towards.
+ * Returns null otherwise.
+ */
+fun getAngles45(quad: QuadView): Pair<Direction, Direction>? {
+    val normal = quad.faceNormal()
+    // one of the components must be close to zero
+    val zeroAxis = when {
+        abs(normal.x) < EPSILON -> Axis.X
+        abs(normal.y) < EPSILON -> Axis.Y
+        abs(normal.z) < EPSILON -> Axis.Z
+        else -> return null
+    }
+    // the other two must be of similar magnitude
+    val diff = when(zeroAxis) {
+        Axis.X -> abs(abs(normal.y) - abs(normal.z))
+        Axis.Y -> abs(abs(normal.x) - abs(normal.z))
+        Axis.Z -> abs(abs(normal.x) - abs(normal.y))
+    }
+    if (diff > EPSILON) return null
+    return when(zeroAxis) {
+        Axis.X -> Pair(if (normal.y > 0.0f) UP else DOWN, if (normal.z > 0.0f) SOUTH else NORTH)
+        Axis.Y -> Pair(if (normal.x > 0.0f) EAST else WEST, if (normal.z > 0.0f) SOUTH else NORTH)
+        Axis.Z -> Pair(if (normal.x > 0.0f) EAST else WEST, if (normal.y > 0.0f) UP else DOWN)
+    }
+}
+
+fun faceDistance(face: Direction, x: Float, y: Float, z: Float) = when(face) {
+    WEST -> x; EAST -> 1.0f - x
+    DOWN -> y; UP -> 1.0f - y
+    NORTH -> z; SOUTH -> 1.0f - z
+}
+
+inline fun forEachVertex(quad: QuadView, func: (vIdx: Int, x: Float, y: Float, z: Float)->Unit) {
+    for (vIdx in 0..3) {
+        func(vIdx, quad.x(vIdx), quad.y(vIdx), quad.z(vIdx))
+    }
+}

src/main/kotlin/mods/betterfoliage/render/lighting/Indigo.kt

@@ -0,0 +1,53 @@
+package mods.betterfoliage.render.lighting
+
+import mods.betterfoliage.util.reflectField
+import net.fabricmc.fabric.api.renderer.v1.mesh.Mesh
+import net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel
+import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
+import net.fabricmc.fabric.impl.client.indigo.renderer.aocalc.AoCalculator
+import net.fabricmc.fabric.impl.client.indigo.renderer.render.*
+import net.minecraft.block.BlockState
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.util.math.BlockPos
+import net.minecraft.world.ExtendedBlockView
+import java.util.*
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+val MODIFIED_CONSUMER_POOL = ThreadLocal<ModifiedTerrainMeshConsumer>()
+
+fun TerrainMeshConsumer.modified() = MODIFIED_CONSUMER_POOL.get() ?: let {
+    val blockInfo = reflectField<TerrainBlockRenderInfo>("blockInfo")
+    val chunkInfo = reflectField<ChunkRenderInfo>("chunkInfo")
+    val aoCalc = reflectField<AoCalculator>("aoCalc")
+    val transform = reflectField<RenderContext.QuadTransform>("transform")
+    ModifiedTerrainMeshConsumer(blockInfo, chunkInfo, aoCalc, transform)
+}.apply { MODIFIED_CONSUMER_POOL.set(this) }
+
+/**
+ * Render the given model at the given position.
+ * Mutates the state of the [RenderContext]!!
+ */
+fun RenderContext.renderMasquerade(model: BakedModel, blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) = when(this) {
+    is TerrainRenderContext -> {
+        val blockInfo = reflectField<TerrainBlockRenderInfo>("blockInfo")
+        blockInfo.prepareForBlock(state, pos, model.useAmbientOcclusion())
+        (model as FabricBakedModel).emitBlockQuads(blockView, state, pos, randomSupplier, context)
+    }
+    else -> {
+        (model as FabricBakedModel).emitBlockQuads(blockView, state, pos, randomSupplier, context)
+    }
+}
+
+/** Execute the provided block with a mesh consumer using the given custom lighting. */
+fun RenderContext.withLighting(lighter: CustomLighting, func: (Consumer<Mesh>)->Unit) = when(this) {
+    is TerrainRenderContext -> {
+        val consumer = (meshConsumer() as TerrainMeshConsumer).modified()
+        consumer.clearLighting()
+        consumer.lighter = lighter
+        func(consumer)
+        consumer.lighter = null
+    }
+    else -> func(meshConsumer())
+}

src/main/kotlin/mods/betterfoliage/render/particle/FallingLeaves.kt

@@ -0,0 +1,112 @@
+package mods.betterfoliage.render.particle
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.ClientWorldLoadCallback
+import mods.betterfoliage.render.AbstractParticle
+import mods.betterfoliage.render.block.vanilla.LeafKey
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.event.world.WorldTickCallback
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.render.BufferBuilder
+import net.minecraft.client.world.ClientWorld
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.MathHelper
+import net.minecraft.world.World
+import java.util.*
+import kotlin.math.abs
+import kotlin.math.cos
+import kotlin.math.sin
+
+class FallingLeafParticle(
+    world: World, pos: BlockPos, leafKey: LeafKey
+) : AbstractParticle(
+    world, pos.x.toDouble() + 0.5, pos.y.toDouble(), pos.z.toDouble() + 0.5
+) {
+
+    companion object {
+        @JvmStatic val biomeBrightnessMultiplier = 0.5f
+    }
+
+    var rotationSpeed = randomF(min = PI2 / 80.0, max = PI2 / 50.0)
+    var rotPositive = true
+    val isMirrored = randomB()
+    var wasCollided = false
+
+    init {
+        angle = randomF(max = PI2)
+        maxAge = MathHelper.floor(randomD(0.6, 1.0) * BetterFoliage.config.fallingLeaves.lifetime * 20.0)
+        velocityY = -BetterFoliage.config.fallingLeaves.speed
+
+        scale = BetterFoliage.config.fallingLeaves.size.toFloat() * 0.1f
+
+        val state = world.getBlockState(pos)
+        val blockColor = MinecraftClient.getInstance().blockColorMap.getColorMultiplier(state, world, pos, 0)
+        sprite = LeafParticleRegistry[leafKey.leafType][randomI(max = 1024)]
+        setParticleColor(leafKey.overrideColor, blockColor)
+    }
+
+    override val isValid: Boolean get() = (sprite != null)
+
+    override fun update() {
+        if (randomF() > 0.95f) rotPositive = !rotPositive
+//        if (age > maxAge - 20) colorAlpha = 0.05f * (maxAge - age)
+
+        if (onGround || wasCollided) {
+            velocity.setTo(0.0, 0.0, 0.0)
+            if (!wasCollided) {
+                age = age.coerceAtLeast(maxAge - 20)
+                wasCollided = true
+            }
+        } else {
+            val cosRotation = cos(angle).toDouble(); val sinRotation = sin(angle).toDouble()
+            velocity.setTo(cosRotation, 0.0, sinRotation).mul(BetterFoliage.config.fallingLeaves.perturb)
+                    .add(LeafWindTracker.current).add(0.0, -1.0, 0.0).mul(BetterFoliage.config.fallingLeaves.speed)
+            angle += if (rotPositive) rotationSpeed else -rotationSpeed
+        }
+    }
+
+    override fun render(worldRenderer: BufferBuilder, partialTickTime: Float) {
+        val tickAngle = angle + partialTickTime * (if (rotPositive) rotationSpeed else -rotationSpeed)
+        renderParticleQuad(worldRenderer, partialTickTime, rotation = tickAngle.toDouble(), isMirrored = isMirrored)
+    }
+
+    fun setParticleColor(overrideColor: Int?, blockColor: Int) {
+        val color =  overrideColor ?: blockColor
+        setColor(color)
+    }
+}
+
+object LeafWindTracker : WorldTickCallback, ClientWorldLoadCallback {
+    val random = Random()
+    val target = Double3.zero
+    val current = Double3.zero
+    var nextChange: Long = 0
+
+    fun changeWindTarget(world: World) {
+        nextChange = world.time + 120 + random.nextInt(80)
+        val direction = PI2 * random.nextDouble()
+        val speed = abs(random.nextGaussian()) * BetterFoliage.config.fallingLeaves.windStrength +
+            (if (!world.isRaining) 0.0 else abs(random.nextGaussian()) * BetterFoliage.config.fallingLeaves.stormStrength)
+        target.setTo(cos(direction) * speed, 0.0, sin(direction) * speed)
+    }
+
+    override fun tick(world: World) {
+        if (world.isClient) {
+            // change target wind speed
+            if (world.time >= nextChange) changeWindTarget(world)
+
+            // change current wind speed
+            val changeRate = if (world.isRaining) 0.015 else 0.005
+            current.add(
+                (target.x - current.x).minmax(-changeRate, changeRate),
+                0.0,
+                (target.z - current.z).minmax(-changeRate, changeRate)
+            )
+        }
+    }
+
+    override fun loadWorld(world: ClientWorld) {
+        changeWindTarget(world)
+    }
+}
+

src/main/kotlin/mods/betterfoliage/render/particle/LeafParticleRegistry.kt

@@ -0,0 +1,70 @@
+package mods.betterfoliage.render.particle
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.resource.model.FixedSpriteSet
+import mods.betterfoliage.resource.model.SpriteSet
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback
+import net.minecraft.client.texture.SpriteAtlasTexture
+import net.minecraft.util.Identifier
+
+object LeafParticleRegistry : ClientSpriteRegistryCallback {
+    val typeMappings = TextureMatcher()
+
+    val ids = mutableMapOf<String, List<Identifier>>()
+    val spriteSets = mutableMapOf<String, SpriteSet>()
+
+    override fun registerSprites(atlasTexture: SpriteAtlasTexture, registry: ClientSpriteRegistryCallback.Registry) {
+        ids.clear()
+        spriteSets.clear()
+        typeMappings.loadMappings(Identifier(BetterFoliage.MOD_ID, "leaf_texture_mappings.cfg"))
+        (typeMappings.mappings.map { it.type } + "default").distinct().forEach { leafType ->
+            val validIds = (0 until 16).map { idx -> Identifier(BetterFoliage.MOD_ID, "falling_leaf_${leafType}_$idx") }
+                .filter { resourceManager.containsResource(Atlas.PARTICLES.wrap(it)) }
+            ids[leafType] = validIds
+            validIds.forEach { registry.register(it) }
+        }
+    }
+
+    operator fun get(type: String): SpriteSet {
+        spriteSets[type]?.let { return it }
+        ids[type]?.let {
+            return FixedSpriteSet(Atlas.PARTICLES, it).apply { spriteSets[type] = this }
+        }
+        return if (type == "default") FixedSpriteSet(Atlas.PARTICLES, emptyList()).apply { spriteSets[type] = this }
+            else get("default")
+    }
+
+    init {
+        ClientSpriteRegistryCallback.event(SpriteAtlasTexture.PARTICLE_ATLAS_TEX).register(this)
+    }
+}
+
+class TextureMatcher {
+
+    data class Mapping(val domain: String?, val path: String, val type: String) {
+        fun matches(iconLocation: Identifier): Boolean {
+            return (domain == null || domain == iconLocation.namespace) &&
+                iconLocation.path.stripStart("blocks/").contains(path, ignoreCase = true)
+        }
+    }
+
+    val mappings: MutableList<Mapping> = mutableListOf()
+
+    fun getType(resource: Identifier) = mappings.filter { it.matches(resource) }.map { it.type }.firstOrNull()
+    fun getType(iconName: String) = Identifier(iconName).let { getType(it) }
+
+    fun loadMappings(mappingLocation: Identifier) {
+        mappings.clear()
+        resourceManager[mappingLocation]?.getLines()?.let { lines ->
+            lines.filter { !it.startsWith("//") }.filter { it.isNotEmpty() }.forEach { line ->
+                val line2 = line.trim().split('=')
+                if (line2.size == 2) {
+                    val mapping = line2[0].trim().split(':')
+                    if (mapping.size == 1) mappings.add(Mapping(null, mapping[0].trim(), line2[1].trim()))
+                    else if (mapping.size == 2) mappings.add(Mapping(mapping[0].trim(), mapping[1].trim(), line2[1].trim()))
+                }
+            }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/render/particle/RisingSouls.kt

@@ -0,0 +1,76 @@
+package mods.betterfoliage.render.particle
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.render.AbstractParticle
+import mods.betterfoliage.resource.model.SpriteDelegate
+import mods.betterfoliage.resource.model.SpriteSetDelegate
+import mods.betterfoliage.util.*
+import net.minecraft.client.particle.ParticleTextureSheet
+import net.minecraft.client.render.BufferBuilder
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.BlockPos
+import net.minecraft.util.math.MathHelper
+import net.minecraft.world.World
+import java.util.*
+import kotlin.math.cos
+import kotlin.math.sin
+
+class RisingSoulParticle(
+    world: World, pos: BlockPos
+) : AbstractParticle(
+    world, pos.x.toDouble() + 0.5, pos.y.toDouble() + 1.0, pos.z.toDouble() + 0.5
+) {
+
+    val particleTrail: Deque<Double3> = LinkedList<Double3>()
+    val initialPhase = randomD(max = PI2)
+
+    init {
+        velocityY = 0.1
+        gravityStrength = 0.0f
+        sprite = headIcons[randomI(max = 1024)]
+        maxAge = MathHelper.floor((0.6 + 0.4 * randomD()) * BetterFoliage.config.risingSoul.lifetime * 20.0)
+    }
+
+    override val isValid: Boolean get() = true
+
+    override fun update() {
+        val phase = initialPhase + (age.toDouble() * PI2 / 64.0 )
+        val cosPhase = cos(phase); val sinPhase = sin(phase)
+        velocity.setTo(BetterFoliage.config.risingSoul.perturb.let { Double3(cosPhase * it, 0.1, sinPhase * it) })
+
+        particleTrail.addFirst(currentPos.copy())
+        while (particleTrail.size > BetterFoliage.config.risingSoul.trailLength) particleTrail.removeLast()
+
+        if (!BetterFoliage.config.enabled) markDead()
+    }
+
+    override fun render(worldRenderer: BufferBuilder, partialTickTime: Float) {
+        var alpha = BetterFoliage.config.risingSoul.opacity.toFloat()
+        if (age > maxAge - 40) alpha *= (maxAge - age) / 40.0f
+
+        renderParticleQuad(worldRenderer, partialTickTime,
+            size = BetterFoliage.config.risingSoul.headSize * 0.25,
+            alpha = alpha
+        )
+
+        var scale = BetterFoliage.config.risingSoul.trailSize * 0.25
+        particleTrail.forEachPairIndexed { idx, current, previous ->
+            scale *= BetterFoliage.config.risingSoul.sizeDecay
+            alpha *= BetterFoliage.config.risingSoul.opacityDecay.toFloat()
+            if (idx % BetterFoliage.config.risingSoul.trailDensity == 0) renderParticleQuad(worldRenderer, partialTickTime,
+                currentPos = current,
+                prevPos = previous,
+                size = scale,
+                alpha = alpha,
+                sprite = trackIcon
+            )
+        }
+    }
+
+    override fun getType() = ParticleTextureSheet.PARTICLE_SHEET_TRANSLUCENT
+
+    companion object {
+        val headIcons by SpriteSetDelegate(Atlas.PARTICLES) { idx -> Identifier(BetterFoliage.MOD_ID, "rising_soul_$idx") }
+        val trackIcon by SpriteDelegate(Atlas.PARTICLES) { Identifier(BetterFoliage.MOD_ID, "soul_track") }
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/discovery/BakedModelReplacer.kt

@@ -0,0 +1,99 @@
+package mods.betterfoliage.resource.discovery
+
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.BlockModelsReloadCallback
+import mods.betterfoliage.ModelLoadingCallback
+import mods.betterfoliage.util.HasLogger
+import mods.betterfoliage.util.Invalidator
+import mods.betterfoliage.util.YarnHelper
+import mods.betterfoliage.util.get
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback
+import net.minecraft.block.BlockState
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.render.block.BlockModels
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.client.render.model.ModelLoader
+import net.minecraft.client.texture.SpriteAtlasTexture
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
+import java.lang.ref.WeakReference
+import java.util.*
+import java.util.concurrent.CompletableFuture
+import java.util.function.Consumer
+import java.util.function.Supplier
+
+// net.minecraft.client.render.block.BlockModels.models
+val BlockModels_models = YarnHelper.requiredField<Map<BlockState, BakedModel>>("net.minecraft.class_773", "field_4162", "Ljava/util/Map;")
+
+class BakedModelReplacer : ModelLoadingCallback, ClientSpriteRegistryCallback, BlockModelsReloadCallback, Invalidator, HasLogger {
+    override val logger get() = BetterFoliage.logDetail
+
+    val discoverers = mutableListOf<ModelDiscovery>()
+    override val callbacks = mutableListOf<WeakReference<()->Unit>>()
+
+    protected var keys = emptyMap<BlockState, BlockRenderKey>()
+
+    operator fun get(state: BlockState) = keys[state]
+    inline fun <reified T> getTyped(state: BlockState) = get(state) as? T
+
+    var currentLoader: ModelLoader? = null
+
+    override fun beginLoadModels(loader: ModelLoader, manager: ResourceManager) {
+        // Step 1: get a hold of the ModelLoader instance when model reloading starts
+        currentLoader = loader
+        log("reloading block discovery configuration")
+        BetterFoliage.blockConfig.reloadConfig(manager)
+        invalidate()
+    }
+
+    override fun registerSprites(atlasTexture: SpriteAtlasTexture, registry: ClientSpriteRegistryCallback.Registry) {
+        // Step 2: ModelLoader is finished with the unbaked models by now, we can inspect them
+        log("discovering blocks")
+        val idSet = Collections.synchronizedSet(mutableSetOf<Identifier>())
+        val allKeys = discoverers.map {
+            // run model discoverers in parallel
+            CompletableFuture.supplyAsync(Supplier {
+                it.discover(currentLoader!!, Consumer { idSet.add(it) })
+            }, MinecraftClient.getInstance())
+        }.map { it.join() }
+        idSet.forEach { registry.register(it) }
+
+        val result = mutableMapOf<BlockState, BlockRenderKey>()
+        allKeys.forEach { keys ->
+            keys.entries.forEach { (state, key) ->
+                val oldKey = result[state]
+                if (oldKey != null) log("Replacing $oldKey with $key for state $state")
+                else log("Adding replacement $key for state $state")
+                result[state] = key
+            }
+        }
+
+        keys = result
+    }
+
+    override fun reloadBlockModels(blockModels: BlockModels) {
+        // Step 3: replace the baked models with our own
+        log("block model baking finished")
+        val modelMap = blockModels[BlockModels_models] as MutableMap<BlockState, BakedModel>
+        keys.forEach { (state, key) ->
+            val oldModel = modelMap[state]
+            if (oldModel == null) log("Cannot find model for state $state, ignoring")
+            else {
+                try {
+                    val newModel = key.replace(oldModel, state)
+                    modelMap[state] = newModel
+                    log("Replaced model for state $state with $key")
+                } catch (e: Exception) {
+                    log("Error creating model for state $state with $key", e)
+                }
+            }
+        }
+    }
+
+    init {
+        ModelLoadingCallback.EVENT.register(this)
+        ClientSpriteRegistryCallback.event(SpriteAtlasTexture.BLOCK_ATLAS_TEX).register(this)
+        BlockModelsReloadCallback.EVENT.register(this)
+    }
+}
+

src/main/kotlin/mods/betterfoliage/resource/discovery/ConfigurableModelDiscovery.kt

@@ -0,0 +1,53 @@
+package mods.betterfoliage.resource.discovery
+
+import com.google.common.base.Joiner
+import mods.betterfoliage.util.YarnHelper
+import mods.betterfoliage.util.get
+import mods.betterfoliage.util.stripStart
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.model.json.JsonUnbakedModel
+import net.minecraft.util.Identifier
+import java.util.function.Consumer
+
+// net.minecraft.client.render.model.json.JsonUnbakedModel.parent
+val JsonUnbakedModel_parent = YarnHelper.requiredField<JsonUnbakedModel>("net.minecraft.class_793", "field_4253", "Lnet/minecraft/class_793;")
+// net.minecraft.client.render.model.json.JsonUnbakedModel.parentId
+val JsonUnbakedModel_parentId = YarnHelper.requiredField<Identifier>("net.minecraft.class_793", "field_4247", "Lnet/minecraft/class_2960;")
+
+fun Pair<JsonUnbakedModel, Identifier>.derivesFrom(targetLocation: Identifier): Boolean {
+    if (second.stripStart("models/") == targetLocation) return true
+    if (first[JsonUnbakedModel_parent] != null && first[JsonUnbakedModel_parentId] != null)
+        return Pair(first[JsonUnbakedModel_parent]!!, first[JsonUnbakedModel_parentId]!!).derivesFrom(targetLocation)
+    return false
+}
+
+abstract class ConfigurableModelDiscovery : ModelDiscoveryBase() {
+
+    abstract val matchClasses: IBlockMatcher
+    abstract val modelTextures: List<ModelTextureList>
+
+    abstract fun processModel(state: BlockState, textures: List<String>, atlas: Consumer<Identifier>): BlockRenderKey?
+
+    override fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>): BlockRenderKey? {
+        val matchClass = matchClasses.matchingClass(ctx.state.block) ?: return null
+        log("block state ${ctx.state.toString()}")
+        log("      class ${ctx.state.block.javaClass.name} matches ${matchClass.name}")
+
+        (ctx.models.filter { it.first is JsonUnbakedModel } as List<Pair<JsonUnbakedModel, Identifier>>).forEach { (model, location) ->
+            val modelMatch = modelTextures.firstOrNull { (model to location).derivesFrom(it.modelLocation) }
+            if (modelMatch != null) {
+                log("      model ${model} matches ${modelMatch.modelLocation}")
+
+                val textures = modelMatch.textureNames.map { it to model.resolveTexture(it) }
+                val texMapString = Joiner.on(", ").join(textures.map { "${it.first}=${it.second}" })
+                log("    sprites [$texMapString]")
+
+                if (textures.all { it.second != "missingno" }) {
+                    // found a valid model (all required textures exist)
+                    return processModel(ctx.state, textures.map { it.second }, atlas)
+                }
+            }
+        }
+        return null
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/discovery/Matchers.kt

@@ -0,0 +1,77 @@
+package mods.betterfoliage.resource.discovery
+
+import mods.betterfoliage.util.getLines
+import mods.betterfoliage.util.INTERMEDIARY
+import mods.betterfoliage.util.getJavaClass
+import net.fabricmc.loader.api.FabricLoader
+import net.minecraft.block.Block
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
+import org.apache.logging.log4j.Logger
+
+interface IBlockMatcher {
+    fun matchesClass(block: Block): Boolean
+    fun matchingClass(block: Block): Class<*>?
+}
+
+class SimpleBlockMatcher(vararg val classes: Class<*>) : IBlockMatcher {
+    override fun matchesClass(block: Block) = matchingClass(block) != null
+
+    override fun matchingClass(block: Block): Class<*>? {
+        val blockClass = block.javaClass
+        classes.forEach { if (it.isAssignableFrom(blockClass)) return it }
+        return null
+    }
+}
+
+class ConfigurableBlockMatcher(val logger: Logger, val location: Identifier) : IBlockMatcher {
+
+    val blackList = mutableListOf<Class<*>>()
+    val whiteList = mutableListOf<Class<*>>()
+
+    override fun matchesClass(block: Block): Boolean {
+        val blockClass = block.javaClass
+        blackList.forEach { if (it.isAssignableFrom(blockClass)) return false }
+        whiteList.forEach { if (it.isAssignableFrom(blockClass)) return true }
+        return false
+    }
+
+    override fun matchingClass(block: Block): Class<*>? {
+        val blockClass = block.javaClass
+        blackList.forEach { if (it.isAssignableFrom(blockClass)) return null }
+        whiteList.forEach { if (it.isAssignableFrom(blockClass)) return it }
+        return null
+    }
+
+    fun readDefaults(manager: ResourceManager) {
+        blackList.clear()
+        whiteList.clear()
+        manager.getAllResources(location).forEach { resource ->
+            logger.debug("Reading resource $location from pack ${resource.resourcePackName}")
+            resource.getLines().map{ it.trim() }.filter { !it.startsWith("//") && it.isNotEmpty() }.forEach { line ->
+                if (line.startsWith("-")) getBlockClass(line.substring(1))?.let { blackList.add(it) }
+                else getBlockClass(line)?.let { whiteList.add(it) }
+
+            }
+        }
+    }
+
+    fun getBlockClass(name: String) = getJavaClass(FabricLoader.getInstance().mappingResolver.mapClassName(INTERMEDIARY, name))
+}
+
+data class ModelTextureList(val modelLocation: Identifier, val textureNames: List<String>) {
+    constructor(vararg args: String) : this(Identifier(args[0]), listOf(*args).drop(1))
+}
+
+class ModelTextureListConfiguration(val logger: Logger, val location: Identifier) {
+    val modelList = mutableListOf<ModelTextureList>()
+    fun readDefaults(manager: ResourceManager) {
+        manager.getAllResources(location).forEach { resource ->
+            logger.debug("Reading resource $location from pack ${resource.resourcePackName}")
+            resource.getLines().map{ it.trim() }.filter { !it.startsWith("//") && it.isNotEmpty() }.forEach { line ->
+                val elements = line.split(",")
+                modelList.add(ModelTextureList(Identifier(elements.first()), elements.drop(1)))
+            }
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/discovery/ModelDiscoveryBase.kt

@@ -0,0 +1,76 @@
+package mods.betterfoliage.resource.discovery
+
+import mods.betterfoliage.util.HasLogger
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.block.BlockModels
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.client.render.model.ModelLoader
+import net.minecraft.client.render.model.UnbakedModel
+import net.minecraft.client.render.model.json.JsonUnbakedModel
+import net.minecraft.client.render.model.json.ModelVariant
+import net.minecraft.client.render.model.json.WeightedUnbakedModel
+import net.minecraft.client.texture.SpriteAtlasTexture
+import net.minecraft.client.util.ModelIdentifier
+import net.minecraft.util.Identifier
+import net.minecraft.util.registry.Registry
+import java.util.function.Consumer
+
+typealias RenderKeyFactory = (SpriteAtlasTexture)->BlockRenderKey
+
+interface BlockRenderKey {
+    fun replace(model: BakedModel, state: BlockState): BakedModel = model
+}
+
+fun ModelLoader.iterateModels(func: (ModelDiscoveryContext)->Unit) {
+    Registry.BLOCK.flatMap { block ->
+        block.stateFactory.states.map { state -> state to BlockModels.getModelId(state) }
+    }.forEach { (state, stateModelResource) ->
+        func(ModelDiscoveryContext(this, state, stateModelResource))
+    }
+}
+
+/**
+ * Information about a single [BlockState] and all the [UnbakedModel]s it could render as.
+ */
+class ModelDiscoveryContext(
+    loader: ModelLoader,
+    val state: BlockState,
+    val modelId: ModelIdentifier
+) {
+    val models = loader.unwrapVariants(loader.getOrLoadModel(modelId) to modelId)
+        .filter { it.second != loader.getOrLoadModel(ModelLoader.MISSING) }
+
+    fun ModelLoader.unwrapVariants(modelAndLoc: Pair<UnbakedModel, Identifier>): List<Pair<UnbakedModel, Identifier>> = when(val model = modelAndLoc.first) {
+        is WeightedUnbakedModel -> (model.variants as List<ModelVariant>).flatMap {
+            variant -> unwrapVariants(getOrLoadModel(variant.location) to variant.location)
+        }
+        is JsonUnbakedModel -> listOf(modelAndLoc)
+        else -> emptyList()
+    }
+}
+
+interface ModelDiscovery {
+    fun discover(loader: ModelLoader, atlas: Consumer<Identifier>): Map<BlockState, BlockRenderKey>
+}
+
+abstract class ModelDiscoveryBase : ModelDiscovery, HasLogger {
+    override fun discover(loader: ModelLoader, atlas: Consumer<Identifier>): Map<BlockState, BlockRenderKey> {
+        val keys = mutableMapOf<BlockState, BlockRenderKey>()
+        var errors = 0
+
+        loader.iterateModels { ctx ->
+            try {
+                val result = processModel(ctx, atlas)
+                result?.let { keys[ctx.state] = it }
+            } catch (e: Exception) {
+                errors++
+            }
+        }
+        log("${keys.size} BlockStates discovered, $errors errors")
+        return keys
+    }
+
+    abstract fun processModel(ctx: ModelDiscoveryContext, atlas: Consumer<Identifier>): BlockRenderKey?
+}
+
+

src/main/kotlin/mods/betterfoliage/resource/generated/CenteredSprite.kt

@@ -0,0 +1,39 @@
+package mods.betterfoliage.resource.generated
+
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.util.bytes
+import mods.betterfoliage.util.loadSprite
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
+import java.awt.image.BufferedImage
+import java.lang.Math.max
+
+data class CenteredSprite(val sprite: Identifier, val atlas: Atlas = Atlas.BLOCKS, val aspectHeight: Int = 1, val aspectWidth: Int = 1) {
+
+    fun register(pack: GeneratedBlockTexturePack) = pack.register(this, this::draw)
+
+    fun draw(resourceManager: ResourceManager): ByteArray {
+        val baseTexture = resourceManager.loadSprite(atlas.wrap(sprite))
+
+        val frameWidth = baseTexture.width
+        val frameHeight = baseTexture.width * aspectHeight / aspectWidth
+        val frames = baseTexture.height / frameHeight
+        val size = max(frameWidth, frameHeight)
+
+        val result = BufferedImage(size, size * frames, BufferedImage.TYPE_4BYTE_ABGR)
+        val graphics = result.createGraphics()
+
+        // iterate all frames
+        for (frame in 0 until frames) {
+            val baseFrame = baseTexture.getSubimage(0, size * frame, frameWidth, frameHeight)
+            val resultFrame = BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR)
+
+            resultFrame.createGraphics().apply {
+                drawImage(baseFrame, (size - frameWidth) / 2, (size - frameHeight) / 2, null)
+            }
+            graphics.drawImage(resultFrame, 0, size * frame, null)
+        }
+
+        return result.bytes
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/generated/GeneratedBlockTexturePack.kt

@@ -0,0 +1,92 @@
+package mods.betterfoliage.resource.generated
+
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.util.HasLogger
+import net.fabricmc.fabric.api.resource.IdentifiableResourceReloadListener
+import net.minecraft.client.resource.ClientResourcePackContainer
+import net.minecraft.resource.*
+import net.minecraft.resource.ResourcePackContainer.InsertionPosition
+import net.minecraft.resource.ResourceType.CLIENT_RESOURCES
+import net.minecraft.resource.metadata.ResourceMetadataReader
+import net.minecraft.text.LiteralText
+import net.minecraft.util.Identifier
+import net.minecraft.util.profiler.Profiler
+import org.apache.logging.log4j.Logger
+import java.io.IOException
+import java.lang.IllegalStateException
+import java.util.*
+import java.util.concurrent.CompletableFuture
+import java.util.concurrent.ExecutionException
+import java.util.concurrent.Executor
+import java.util.function.Predicate
+import java.util.function.Supplier
+
+/**
+ * [ResourcePack] containing generated block textures
+ *
+ * @param[reloadId] Fabric ID of the pack
+ * @param[nameSpace] Resource namespace of pack
+ * @param[packName] Friendly name of pack
+ * @param[packDesc] Description of pack
+ * @param[logger] Logger to log to when generating resources
+ */
+class GeneratedBlockTexturePack(val reloadId: Identifier, val nameSpace: String, val packName: String, val packDesc: String, override val logger: Logger) : HasLogger, ResourcePack, IdentifiableResourceReloadListener {
+
+    override fun getName() = reloadId.toString()
+    override fun getNamespaces(type: ResourceType) = setOf(nameSpace)
+    override fun <T : Any?> parseMetadata(deserializer: ResourceMetadataReader<T>) = null
+    override fun openRoot(id: String) = null
+    override fun findResources(type: ResourceType, path: String, maxDepth: Int, filter: Predicate<String>) = emptyList<Identifier>()
+    override fun close() {}
+
+    protected var manager: ResourceManager? = null
+    val identifiers: MutableMap<Any, Identifier> = Collections.synchronizedMap(mutableMapOf<Any, Identifier>())
+    val resources: MutableMap<Identifier, ByteArray> = Collections.synchronizedMap(mutableMapOf<Identifier, ByteArray>())
+
+    fun register(key: Any, func: (ResourceManager)->ByteArray): Identifier {
+        if (manager == null) throw IllegalStateException("Cannot register resources unless resource manager is being reloaded")
+        identifiers[key]?.let { return it }
+
+        val id = Identifier(nameSpace, UUID.randomUUID().toString())
+        val resource = func(manager!!)
+
+        identifiers[key] = id
+        resources[Atlas.BLOCKS.wrap(id)] = resource
+        log("generated resource $key -> $id")
+        return id
+    }
+
+    override fun open(type: ResourceType, id: Identifier) =
+        if (type != CLIENT_RESOURCES) null else
+            try { resources[id]!!.inputStream() }
+            catch (e: ExecutionException) { (e.cause as? IOException)?.let { throw it } }   // rethrow wrapped IOException if present
+
+    override fun contains(type: ResourceType, id: Identifier) =
+        type == CLIENT_RESOURCES && resources.containsKey(id)
+
+    override fun reload(synchronizer: ResourceReloadListener.Synchronizer, manager: ResourceManager, prepareProfiler: Profiler, applyProfiler: Profiler, prepareExecutor: Executor, applyExecutor: Executor): CompletableFuture<Void> {
+        this.manager = manager
+        return synchronizer.whenPrepared(null).thenRun {
+            this.manager = null
+            identifiers.clear()
+            resources.clear()
+        }
+    }
+
+    override fun getFabricId() = reloadId
+
+    /**
+     * Supplier for this resource pack. Adds pack as always-on and hidden.
+     */
+    val finder = object : ResourcePackCreator {
+        val packInfo = ClientResourcePackContainer(
+            packName, true, Supplier { this@GeneratedBlockTexturePack },
+            LiteralText(packName),
+            LiteralText(packDesc),
+            ResourcePackCompatibility.COMPATIBLE, InsertionPosition.TOP, true, null
+        )
+        override fun <T : ResourcePackContainer> registerContainer(nameToPackMap: MutableMap<String, T>, packInfoFactory: ResourcePackContainer.Factory<T>) {
+            (nameToPackMap as MutableMap<String, ResourcePackContainer>)[reloadId.toString()] = packInfo
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/generated/GeneratedGrassSprite.kt

@@ -1,7 +1,8 @@
-package mods.betterfoliage.client.texture
+package mods.betterfoliage.resource.generated
 
-import mods.octarinecore.client.resource.*
-import net.minecraft.util.ResourceLocation
+import mods.betterfoliage.util.*
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
 import java.awt.image.BufferedImage
 
 /**
@@ -10,13 +11,13 @@ import java.awt.image.BufferedImage
  *
  * @param[domain] Resource domain of generator
  */
-class GrassGenerator(domain: String) : TextureGenerator(domain) {
+data class GeneratedGrassSprite(val sprite: Identifier, val isSnowed: Boolean, val atlas: Atlas = Atlas.BLOCKS) {
+    constructor(sprite: String, isSnowed: Boolean) : this(Identifier(sprite), isSnowed)
 
-    override fun generate(params: ParameterList): BufferedImage? {
-        val target = targetResource(params)!!
-        val isSnowed = params["snowed"]?.toBoolean() ?: false
+    fun register(pack: GeneratedBlockTexturePack) = pack.register(this, this::draw)
 
-        val baseTexture = resourceManager[target.second]?.loadImage() ?: return null
+    fun draw(resourceManager: ResourceManager): ByteArray {
+        val baseTexture = resourceManager.loadSprite(atlas.wrap(sprite))
 
         val result = BufferedImage(baseTexture.width, baseTexture.height, BufferedImage.TYPE_4BYTE_ABGR)
         val graphics = result.createGraphics()
@@ -25,7 +26,7 @@ class GrassGenerator(domain: String) : TextureGenerator(domain) {
         val frames = baseTexture.height / size
 
         // iterate all frames
-        for (frame in 0 .. frames - 1) {
+        for (frame in 0 until frames) {
             val baseFrame = baseTexture.getSubimage(0, size * frame, size, size)
             val grassFrame = BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR)
 
@@ -39,12 +40,11 @@ class GrassGenerator(domain: String) : TextureGenerator(domain) {
         }
 
         // blend with white if snowed
-        if (isSnowed && target.first == ResourceType.COLOR) {
+        if (isSnowed) {
             for (x in 0..result.width - 1) for (y in 0..result.height - 1) {
                 result[x, y] = blendRGB(result[x, y], 16777215, 2, 3)
             }
         }
-
-        return result
+        return result.bytes
     }
-}
+}

src/main/kotlin/mods/betterfoliage/resource/generated/GeneratedLeafSprite.kt

@@ -1,42 +1,38 @@
-package mods.betterfoliage.client.texture
+package mods.betterfoliage.resource.generated
 
-import mods.betterfoliage.BetterFoliageMod
-import mods.octarinecore.client.resource.*
-import mods.octarinecore.stripStart
-import net.minecraft.util.ResourceLocation
+import mods.betterfoliage.BetterFoliage
+import mods.betterfoliage.util.*
+import net.minecraft.resource.Resource
+import net.minecraft.resource.ResourceManager
+import net.minecraft.util.Identifier
 import java.awt.image.BufferedImage
 
 /**
  * Generate round leaf textures from leaf block textures.
  * The base texture is tiled 2x2, then parts of it are made transparent by applying a mask to the alpha channel.
  *
- * Generator parameter _type_: Leaf type (configurable by user). Different leaf types may have their own alpha mask.
+ * Different leaf types may have their own alpha mask.
  *
  * @param[domain] Resource domain of generator
  */
-class LeafGenerator(domain: String) : TextureGenerator(domain) {
+data class GeneratedLeafSprite(val sprite: Identifier, val leafType: String, val atlas: Atlas = Atlas.BLOCKS) {
 
-    override fun generate(params: ParameterList): BufferedImage? {
-        val target = targetResource(params)!!
-        val leafType = params["type"] ?: "default"
+    fun register(pack: GeneratedBlockTexturePack) = pack.register(this, this::draw)
 
-        val handDrawnLoc = target.second.stripStart("textures/").stripStart("blocks/").let {
-            ResourceLocation(BetterFoliageMod.DOMAIN, "${it.namespace}/textures/blocks/${it.path}")
-        }
-        resourceManager[handDrawnLoc]?.loadImage()?.let { return it }
+    fun draw(resourceManager: ResourceManager): ByteArray {
+        val baseTexture = resourceManager.loadSprite(atlas.wrap(sprite))
 
-        val baseTexture = resourceManager[target.second]?.loadImage() ?: return null
         val size = baseTexture.width
         val frames = baseTexture.height / size
 
         val maskTexture = (getLeafMask(leafType, size * 2) ?: getLeafMask("default", size * 2))?.loadImage()
         fun scale(i: Int) = i * maskTexture!!.width / (size * 2)
 
-        val leafTexture = BufferedImage(size * 2, size * 2 * frames, BufferedImage.TYPE_4BYTE_ABGR)
-        val graphics = leafTexture.createGraphics()
+        val result = BufferedImage(size * 2, size * 2 * frames, BufferedImage.TYPE_4BYTE_ABGR)
+        val graphics = result.createGraphics()
 
         // iterate all frames
-        for (frame in 0 .. frames - 1) {
+        for (frame in 0 until frames) {
             val baseFrame = baseTexture.getSubimage(0, size * frame, size, size)
             val leafFrame = BufferedImage(size * 2, size * 2, BufferedImage.TYPE_4BYTE_ABGR)
 
@@ -49,8 +45,8 @@ class LeafGenerator(domain: String) : TextureGenerator(domain) {
             }
 
             // overlay alpha mask
-            if (target.first == ResourceType.COLOR && maskTexture != null) {
-                for (x in 0 .. size * 2 - 1) for (y in 0 .. size * 2 - 1) {
+            if (maskTexture != null) {
+                for (x in 0 until size * 2) for (y in 0 until size * 2) {
                     val basePixel = leafFrame[x, y].toLong() and 0xFFFFFFFFL
                     val maskPixel = maskTexture[scale(x), scale(y)].toLong() and 0xFF000000L or 0xFFFFFFL
                     leafFrame[x, y] = (basePixel and maskPixel).toInt()
@@ -61,7 +57,7 @@ class LeafGenerator(domain: String) : TextureGenerator(domain) {
             graphics.drawImage(leafFrame, 0, size * frame * 2, null)
         }
 
-        return leafTexture
+        return result.bytes
     }
 
     /**
@@ -71,7 +67,20 @@ class LeafGenerator(domain: String) : TextureGenerator(domain) {
      * @param[maxSize] Preferred mask size.
      */
     fun getLeafMask(type: String, maxSize: Int) = getMultisizeTexture(maxSize) { size ->
-        ResourceLocation(BetterFoliageMod.DOMAIN, "textures/blocks/leafmask_${size}_${type}.png")
+        Atlas.BLOCKS.wrap(Identifier(BetterFoliage.MOD_ID, "blocks/leafmask_${size}_${type}"))
     }
 
+    /**
+     * Get a texture resource when multiple sizes may exist.
+     *
+     * @param[maxSize] Maximum size to consider. This value is progressively halved when searching for smaller versions.
+     * @param[maskPath] Location of the texture of the given size
+     *
+     */
+    fun getMultisizeTexture(maxSize: Int, maskPath: (Int)->Identifier): Resource? {
+        var size = maxSize
+        val sizes = mutableListOf<Int>()
+        while(size > 2) { sizes.add(size); size /= 2 }
+        return sizes.findFirst { resourceManager[maskPath(it)] }
+    }
 }

src/main/kotlin/mods/betterfoliage/resource/model/Meshify.kt

@@ -0,0 +1,114 @@
+package mods.betterfoliage.resource.model
+
+import mods.betterfoliage.util.Double3
+import mods.betterfoliage.util.allDirections
+import mods.betterfoliage.util.findFirst
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockState
+import net.minecraft.client.render.VertexFormat
+import net.minecraft.client.render.VertexFormatElement
+import net.minecraft.client.render.VertexFormatElement.Format.FLOAT
+import net.minecraft.client.render.VertexFormatElement.Format.UBYTE
+import net.minecraft.client.render.VertexFormatElement.Type.*
+import net.minecraft.client.render.VertexFormatElement.Type.UV
+import net.minecraft.client.render.VertexFormats
+import net.minecraft.client.render.model.BakedModel
+import net.minecraft.client.render.model.BakedQuad
+import net.minecraft.util.math.Direction
+import java.lang.Float
+import java.util.*
+
+interface BakedModelConverter {
+    /**
+     * Convert baked model. Returns null if conversion unsuccessful (wrong input type).
+     * @param model Input model
+     * @param converter Converter to use for converting nested models.
+     */
+    fun convert(model: BakedModel, converter: BakedModelConverter): BakedModel?
+    companion object {
+        fun of(func: (BakedModel, BakedModelConverter)->BakedModel?) = object : BakedModelConverter {
+            override fun convert(model: BakedModel, converter: BakedModelConverter) = func(model, converter)
+        }
+        val identity = of { model, _ -> model }
+    }
+}
+
+/**
+ * Convert [BakedModel] using the provided list of [BakedModelConverter]s (in order).
+ * If all converters fail, gives the original model back.
+ */
+fun List<BakedModelConverter>.convert(model: BakedModel) = object : BakedModelConverter {
+    val converters = this@convert + BakedModelConverter.identity
+    override fun convert(model: BakedModel, converter: BakedModelConverter) = converters.findFirst { it.convert(model, converter) }
+}.let { converterStack ->
+    // we are guaranteed a result here because of the identity converter
+    converterStack.convert(model, converterStack)!!
+}
+
+/** List of converters without meaningful configuration that should always be used */
+val COMMON_MESH_CONVERTERS = listOf(WrappedWeightedModel.converter)
+
+/**
+ * Convert [BakedModel] into one using fabric-rendering-api [Mesh] instead of the vanilla pipeline.
+ * @param renderLayerOverride Use the given [BlockRenderLayer] for the [Mesh]
+ * instead of the one declared by the corresponding [Block]
+ */
+fun meshifyStandard(model: BakedModel, state: BlockState, renderLayerOverride: BlockRenderLayer? = null) =
+    (COMMON_MESH_CONVERTERS + WrappedMeshModel.converter(state, renderLayerOverride = renderLayerOverride)).convert(model)
+
+/**
+ * Convert a vanilla [BakedModel] into intermediate [Quad]s
+ * Vertex normals not supported (yet)
+ * Vertex data elements not aligned to 32 bit boundaries not supported
+ */
+fun unbakeQuads(model: BakedModel, state: BlockState, random: Random, unshade: Boolean): List<Quad> {
+    return (allDirections.toList() + null as Direction?).flatMap { face ->
+        model.getQuads(state, face, random).mapIndexed { qIdx, bakedQuad ->
+            var quad = Quad(Vertex(), Vertex(), Vertex(), Vertex(), face = face, colorIndex = bakedQuad.colorIndex, sprite = bakedQuad.sprite)
+
+            val format = quadVertexFormat(bakedQuad)
+            val stride = format.vertexSizeInteger
+            format.getIntOffset(POSITION, FLOAT, 3)?.let { posOffset ->
+                quad = quad.transformVI { vertex, vIdx -> vertex.copy(xyz = Double3(
+                    x = Float.intBitsToFloat(bakedQuad.vertexData[vIdx * stride + posOffset + 0]).toDouble(),
+                    y = Float.intBitsToFloat(bakedQuad.vertexData[vIdx * stride + posOffset + 1]).toDouble(),
+                    z = Float.intBitsToFloat(bakedQuad.vertexData[vIdx * stride + posOffset + 2]).toDouble()
+                )) }
+            }
+            format.getIntOffset(COLOR, UBYTE, 4)?.let { colorOffset ->
+                quad = quad.transformVI { vertex, vIdx -> vertex.copy(
+                    color = Color(bakedQuad.vertexData[vIdx * stride + colorOffset])
+                ) }
+            }
+            format.getIntOffset(UV, FLOAT, 2, 0)?.let { uvOffset ->
+                quad = quad.transformVI { vertex, vIdx -> vertex.copy(uv = UV(
+                    u = Float.intBitsToFloat(bakedQuad.vertexData[vIdx * stride + uvOffset + 0]).toDouble(),
+                    v = Float.intBitsToFloat(bakedQuad.vertexData[vIdx * stride + uvOffset + 1]).toDouble()
+                )) }
+            }
+
+            quad = quad.transformV { it.copy(uv = it.uv.unbake(quad.sprite!!)) }.move(Double3(-0.5, -0.5, -0.5))
+            if (unshade) quad = quad.transformV { it.copy(color = it.color * (1.0f / Color.bakeShade(quad.face))) }
+            quad
+        }
+    }
+}
+
+/** Get the byte offset of the [VertexFormatElement] matching the given criteria */
+fun VertexFormat.getByteOffset(type: VertexFormatElement.Type, format: VertexFormatElement.Format, count: Int, index: Int = 0): Int? {
+    elements.forEachIndexed { idx, element ->
+        if (element.type == type && element.format == format && element.count == count && element.index == index)
+            return getElementOffset(idx)
+    }
+    return null
+}
+
+/**
+ * Get the int (32 bit) offset of the [VertexFormatElement] matching the given criteria
+ * Returns null if the element is not properly aligned
+ */
+fun VertexFormat.getIntOffset(type: VertexFormatElement.Type, format: VertexFormatElement.Format, count: Int, index: Int = 0) =
+    getByteOffset(type, format, count, index)?.let { if (it % 4 == 0) it / 4 else null }
+
+/** Function to determine [VertexFormat] used by [BakedQuad] */
+var quadVertexFormat: (BakedQuad)->VertexFormat = { VertexFormats.POSITION_COLOR_UV_LMAP }

src/main/kotlin/mods/betterfoliage/resource/model/Quads.kt

@@ -0,0 +1,230 @@
+package mods.betterfoliage.resource.model
+
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.util.*
+import mods.betterfoliage.util.minmax
+import net.fabricmc.fabric.api.renderer.v1.RendererAccess
+import net.fabricmc.fabric.api.renderer.v1.mesh.Mesh
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.client.texture.MissingSprite
+import net.minecraft.client.texture.Sprite
+import net.minecraft.util.math.Direction
+import net.minecraft.util.math.Direction.*
+import java.lang.Math.max
+import java.lang.Math.min
+import kotlin.math.cos
+import kotlin.math.sin
+import kotlin.random.Random
+
+/**
+ * Vertex UV coordinates
+ *
+ * Zero-centered: sprite coordinates fall between (-0.5, 0.5)
+ */
+data class UV(val u: Double, val v: Double) {
+    companion object {
+        val topLeft = UV(-0.5, -0.5)
+        val topRight = UV(0.5, -0.5)
+        val bottomLeft = UV(-0.5, 0.5)
+        val bottomRight = UV(0.5, 0.5)
+    }
+
+    val rotate: UV get() = UV(v, -u)
+
+    fun rotate(n: Int) = when(n % 4) {
+        0 -> copy()
+        1 -> UV(v, -u)
+        2 -> UV(-u, -v)
+        else -> UV(-v, u)
+    }
+
+    fun clamp(minU: Double = -0.5, maxU: Double = 0.5, minV: Double = -0.5, maxV: Double = 0.5) =
+        UV(u.minmax(minU, maxU), v.minmax(minV, maxV))
+
+    fun mirror(mirrorU: Boolean, mirrorV: Boolean) = UV(if (mirrorU) -u else u, if (mirrorV) -v else v)
+
+    fun unbake(sprite: Sprite) = UV(
+        (u - sprite.minU.toDouble()) / (sprite.maxU - sprite.minU).toDouble() - 0.5,
+        (v - sprite.minV.toDouble()) / (sprite.maxV - sprite.minV).toDouble() - 0.5
+    )
+}
+
+data class Color(val alpha: Int, val red: Int, val green: Int, val blue: Int) {
+    constructor(combined: Int) : this(combined shr 24 and 255, combined shr 16 and 255, combined shr 8 and 255, combined and 255)
+    val asInt get() = (alpha shl 24) or (red shl 16) or (green shl 8) or blue
+    operator fun times(f: Float) = Color(
+        alpha,
+        (f * red.toFloat()).toInt().coerceIn(0 until 256),
+        (f * green.toFloat()).toInt().coerceIn(0 until 256),
+        (f * blue.toFloat()).toInt().coerceIn(0 until 256)
+    )
+    companion object {
+        val white get() = Color(255, 255, 255, 255)
+        /** Amount of vanilla diffuse lighting applied to face quads */
+        fun bakeShade(dir: Direction?) = when(dir) {
+            DOWN -> 0.5f
+            NORTH, SOUTH -> 0.8f
+            EAST, WEST -> 0.6f
+            else -> 1.0f
+        }
+    }
+}
+
+data class HSB(var hue: Float, var saturation: Float, var brightness: Float) {
+    companion object {
+        fun fromColor(color: Int): HSB {
+            val hsbVals = java.awt.Color.RGBtoHSB((color shr 16) and 255, (color shr 8) and 255, color and 255, null)
+            return HSB(hsbVals[0], hsbVals[1], hsbVals[2])
+        }
+    }
+    val asColor: Int get() = java.awt.Color.HSBtoRGB(hue, saturation, brightness)
+}
+
+/**
+ * Model vertex
+ *
+ * @param[xyz] x, y, z coordinates
+ * @param[uv] u, v coordinates
+ * @param[color] vertex color RGB components
+ * @param[alpha] vertex color alpha component
+ */
+data class Vertex(val xyz: Double3 = Double3(0.0, 0.0, 0.0),
+                  val uv: UV = UV(0.0, 0.0),
+                  val color: Color = Color.white,
+                  val alpha: Int = 255,
+                  val normal: Double3? = null
+)
+
+/**
+ * Intermediate (fabric-renderer-api independent) representation of model quad
+ * Immutable, double-precision
+ * Zero-centered (both XYZ and UV) coordinates for simpler rotation/mirroring
+ */
+data class Quad(
+    val v1: Vertex, val v2: Vertex, val v3: Vertex, val v4: Vertex,
+    val sprite: Sprite? = null,
+    val colorIndex: Int = -1,
+    val face: Direction? = null
+) {
+    val verts = arrayOf(v1, v2, v3, v4)
+
+    inline fun transformV(trans: (Vertex)-> Vertex): Quad = transformVI { vertex, idx -> trans(vertex) }
+    inline fun transformVI(trans: (Vertex, Int)-> Vertex): Quad = copy(
+        v1 = trans(v1, 0), v2 = trans(v2, 1), v3 = trans(v3, 2), v4 = trans(v4, 3)
+    )
+    val normal: Double3 get() = (v2.xyz - v1.xyz).cross(v4.xyz - v1.xyz).normalize
+
+    fun move(trans: Double3) = transformV { it.copy(xyz = it.xyz + trans) }
+    fun move(trans: Pair<Double, Direction>) = move(Double3(trans.second) * trans.first)
+    fun scale (scale: Double) = transformV { it.copy(xyz = it.xyz * scale) }
+    fun scale (scale: Double3) = transformV { it.copy(xyz = Double3(it.xyz.x * scale.x, it.xyz.y * scale.y, it.xyz.z * scale.z)) }
+    fun rotate(rot: Rotation) = transformV { it.copy(xyz = it.xyz.rotate(rot), normal = it.normal?.rotate(rot)) }.copy(face = face?.rotate(rot))
+    fun rotateZ(angle: Double) = transformV { it.copy(
+        xyz = Double3(it.xyz.x * cos(angle) + it.xyz.z * sin(angle), it.xyz.y, it.xyz.z * cos(angle) - it.xyz.x * sin(angle)),
+        normal = it.normal?.let { normal-> Double3(normal.x * cos(angle) + normal.z * sin(angle), normal.y, normal.z * cos(angle) - normal.x * sin(angle)) }
+    ) }
+
+    fun scaleUV (scale: Double) = transformV { it.copy(uv = UV(it.uv.u * scale, it.uv.v * scale)) }
+    fun rotateUV(n: Int) = transformV { it.copy(uv = it.uv.rotate(n)) }
+    fun clampUV(minU: Double = -0.5, maxU: Double = 0.5, minV: Double = -0.5, maxV: Double = 0.5) =
+        transformV { it.copy(uv = it.uv.clamp(minU, maxU, minV, maxV)) }
+    fun mirrorUV(mirrorU: Boolean, mirrorV: Boolean) = transformV { it.copy(uv = it.uv.mirror(mirrorU, mirrorV)) }
+    fun scrambleUV(random: Random, canFlipU: Boolean, canFlipV: Boolean, canRotate: Boolean) = this
+        .mirrorUV(canFlipU && random.nextBoolean(), canFlipV && random.nextBoolean())
+        .let { if (canRotate) it.rotateUV(random.nextInt(4)) else it }
+
+    fun sprite(sprite: Sprite) = copy(sprite = sprite)
+    fun color(color: Color) = transformV { it.copy(color = color) }
+    fun color(color: Int) = transformV { it.copy(color = Color(color)) }
+    fun colorIndex(colorIndex: Int) = copy(colorIndex = colorIndex)
+    fun colorAndIndex(color: Int?) = color(color ?: Color.white.asInt).colorIndex(if (color == null) 0 else -1)
+
+    val flipped: Quad get() = Quad(v4, v3, v2, v1, sprite, colorIndex)
+    fun cycleVertices(n: Int) = when(n % 4) {
+        1 -> Quad(v2, v3, v4, v1)
+        2 -> Quad(v3, v4, v1, v2)
+        3 -> Quad(v4, v1, v2, v3)
+        else -> this.copy()
+    }
+
+    companion object {
+        fun mix(first: Quad, second: Quad, vertexFactory: (Vertex, Vertex)-> Vertex) = Quad(
+            v1 = vertexFactory(first.v1, second.v1),
+            v2 = vertexFactory(first.v2, second.v2),
+            v3 = vertexFactory(first.v3, second.v3),
+            v4 = vertexFactory(first.v4, second.v4)
+        )
+    }
+}
+
+fun List<Quad>.transform(trans: Quad.()-> Quad) = map { it.trans() }
+fun Array<List<Quad>>.transform(trans: Quad.(Int)-> Quad) = mapIndexed { idx, qList -> qList.map { it.trans(idx) } }.toTypedArray()
+
+fun List<Quad>.withOpposites() = flatMap { listOf(it, it.flipped) }
+fun Array<List<Quad>>.withOpposites() = map { it.withOpposites() }.toTypedArray()
+
+/**
+ * Pour quad data into a fabric-renderer-api Mesh
+ */
+fun List<Quad>.build(layer: BlockRenderLayer, noDiffuse: Boolean = false, flatLighting: Boolean = false): Mesh {
+    val renderer = RendererAccess.INSTANCE.renderer
+    val material = renderer.materialFinder().blendMode(0, layer).disableAo(0, flatLighting).disableDiffuse(0, noDiffuse).find()
+    val builder = renderer.meshBuilder()
+    builder.emitter.apply {
+        forEach { quad ->
+            val sprite = quad.sprite ?: Atlas.BLOCKS.atlas[MissingSprite.getMissingSpriteId()]!!
+            quad.verts.forEachIndexed { idx, vertex ->
+                pos(idx, (vertex.xyz + Double3(0.5, 0.5, 0.5)).asVec3f)
+                sprite(idx, 0,
+                    (sprite.maxU - sprite.minU) * (vertex.uv.u.toFloat() + 0.5f) + sprite.minU,
+                    (sprite.maxV - sprite.minV) * (vertex.uv.v.toFloat() + 0.5f) + sprite.minV
+                )
+                spriteColor(idx, 0, vertex.color.asInt)
+            }
+            cullFace(quad.face)
+            colorIndex(quad.colorIndex)
+            material(material)
+            emit()
+        }
+    }
+    return builder.build()
+}
+
+fun Array<List<Quad>>.build(layer: BlockRenderLayer, noDiffuse: Boolean = false, flatLighting: Boolean = false) = map { it.build(layer, noDiffuse, flatLighting) }.toTypedArray()
+
+/**
+ * The model should be positioned so that (0,0,0) is the block center.
+ * The block extends to (-0.5, 0.5) in all directions (inclusive).
+ */
+fun verticalRectangle(x1: Double, z1: Double, x2: Double, z2: Double, yBottom: Double, yTop: Double) = Quad(
+    Vertex(Double3(x1, yBottom, z1), UV.bottomLeft),
+    Vertex(Double3(x2, yBottom, z2), UV.bottomRight),
+    Vertex(Double3(x2, yTop, z2), UV.topRight),
+    Vertex(Double3(x1, yTop, z1), UV.topLeft)
+)
+
+fun horizontalRectangle(x1: Double, z1: Double, x2: Double, z2: Double, y: Double): Quad {
+    val xMin = min(x1, x2); val xMax = max(x1, x2)
+    val zMin = min(z1, z2); val zMax = max(z1, z2)
+    return Quad(
+        Vertex(Double3(xMin, y, zMin), UV.topLeft),
+        Vertex(Double3(xMin, y, zMax), UV.bottomLeft),
+        Vertex(Double3(xMax, y, zMax), UV.bottomRight),
+        Vertex(Double3(xMax, y, zMin), UV.topRight)
+    )
+}
+
+fun faceQuad(face: Direction): Quad {
+    val base = face.vec * 0.5
+    val top = boxFaces[face].top * 0.5
+    val left = boxFaces[face].left * 0.5
+    return Quad(
+        Vertex(base + top + left, UV.topLeft),
+        Vertex(base - top + left, UV.bottomLeft),
+        Vertex(base - top - left, UV.bottomRight),
+        Vertex(base + top - left, UV.topRight),
+        face = face
+    )
+}
+
+fun xzDisk(modelIdx: Int) = (PI2 * modelIdx / 64.0).let { Double3(cos(it), 0.0, sin(it)) }

src/main/kotlin/mods/betterfoliage/resource/model/SpriteSets.kt

@@ -0,0 +1,70 @@
+package mods.betterfoliage.resource.model
+
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.util.get
+import net.fabricmc.fabric.api.event.client.ClientSpriteRegistryCallback
+import net.minecraft.client.MinecraftClient
+import net.minecraft.client.texture.MissingSprite
+import net.minecraft.client.texture.Sprite
+import net.minecraft.client.texture.SpriteAtlasTexture
+import net.minecraft.util.Identifier
+import kotlin.properties.ReadOnlyProperty
+import kotlin.reflect.KProperty
+
+interface SpriteSet {
+    val num: Int
+    operator fun get(idx: Int): Sprite
+}
+
+class FixedSpriteSet(val sprites: List<Sprite>) : SpriteSet {
+    override val num = sprites.size
+    override fun get(idx: Int) = sprites[idx % num]
+
+    constructor(atlas: Atlas, ids: List<Identifier>) : this(
+        ids.mapNotNull { atlas.atlas[it] }.let { sprites ->
+            if (sprites.isNotEmpty()) sprites else listOf(atlas.atlas[MissingSprite.getMissingSpriteId()]!!)
+        }
+    )
+}
+
+class SpriteDelegate(val atlas: Atlas, val idFunc: ()->Identifier) : ReadOnlyProperty<Any, Sprite>, ClientSpriteRegistryCallback {
+    private var id: Identifier? = null
+    private var value: Sprite? = null
+
+    init { ClientSpriteRegistryCallback.event(atlas.resourceId).register(this) }
+
+    override fun registerSprites(atlasTexture: SpriteAtlasTexture, registry: ClientSpriteRegistryCallback.Registry) {
+        id = idFunc(); value = null
+        registry.register(id)
+    }
+
+    override fun getValue(thisRef: Any, property: KProperty<*>): Sprite {
+        value?.let { return it }
+        synchronized(this) {
+            value?.let { return it }
+            atlas.atlas[id!!]!!.let { value = it; return it }
+        }
+    }
+}
+
+class SpriteSetDelegate(val atlas: Atlas, val idRegister: (Identifier)->Identifier = { it }, val idFunc: (Int)->Identifier) : ReadOnlyProperty<Any, SpriteSet>, ClientSpriteRegistryCallback {
+    private var idList: List<Identifier> = emptyList()
+    private var spriteSet: SpriteSet? = null
+    init { ClientSpriteRegistryCallback.event(atlas.resourceId).register(this) }
+
+    override fun registerSprites(atlasTexture: SpriteAtlasTexture, registry: ClientSpriteRegistryCallback.Registry) {
+        spriteSet = null
+        val manager = MinecraftClient.getInstance().resourceManager
+        idList = (0 until 16).map(idFunc).filter { manager.containsResource(atlas.wrap(it)) }.map(idRegister)
+        idList.forEach { registry.register(it) }
+    }
+
+    override fun getValue(thisRef: Any, property: KProperty<*>): SpriteSet {
+        spriteSet?.let { return it }
+        synchronized(this) {
+            spriteSet?.let { return it }
+            spriteSet = FixedSpriteSet(atlas, idList)
+            return spriteSet!!
+        }
+    }
+}

src/main/kotlin/mods/betterfoliage/resource/model/TuftMeshes.kt

@@ -0,0 +1,74 @@
+package mods.betterfoliage.resource.model
+
+import mods.betterfoliage.util.Atlas
+import mods.betterfoliage.util.*
+import net.fabricmc.fabric.api.renderer.v1.RendererAccess
+import net.fabricmc.fabric.api.renderer.v1.mesh.Mesh
+import net.minecraft.block.BlockRenderLayer
+import net.minecraft.block.BlockRenderLayer.CUTOUT_MIPPED
+import net.minecraft.client.texture.Sprite
+import net.minecraft.util.Identifier
+import net.minecraft.util.math.Direction.UP
+
+data class TuftShapeKey(
+    val size: Double,
+    val height: Double,
+    val offset: Double3,
+    val flipU1: Boolean,
+    val flipU2: Boolean
+)
+
+fun tuftShapeSet(size: Double, heightMin: Double, heightMax: Double, hOffset: Double): Array<TuftShapeKey> {
+    return Array(64) { idx ->
+        TuftShapeKey(
+            size,
+            randomD(heightMin, heightMax),
+            xzDisk(idx) * randomD(hOffset / 2.0, hOffset),
+            randomB(),
+            randomB()
+        )
+    }
+}
+
+fun tuftQuadSingle(size: Double, height: Double, flipU: Boolean) =
+    verticalRectangle(x1 = -0.5 * size, z1 = 0.5 * size, x2 = 0.5 * size, z2 = -0.5 * size, yBottom = 0.5, yTop = 0.5 + height)
+        .mirrorUV(flipU, false)
+
+fun tuftModelSet(shapes: Array<TuftShapeKey>, overrideColor: Int?, spriteGetter: (Int)->Sprite) = shapes.mapIndexed { idx, shape ->
+    listOf(
+        tuftQuadSingle(shape.size, shape.height, shape.flipU1),
+        tuftQuadSingle(shape.size, shape.height, shape.flipU2).rotate(rot(UP))
+    ).map { it.move(shape.offset) }
+        .map { it.colorAndIndex(overrideColor) }
+        .map { it.sprite(spriteGetter(idx)) }
+}.toTypedArray()
+
+fun fullCubeTextured(spriteId: Identifier, overrideColor: Int?, scrambleUV: Boolean = true): Mesh {
+    val sprite = Atlas.BLOCKS.atlas[spriteId]!!
+    return allDirections.map { faceQuad(it) }
+        .map { if (!scrambleUV) it else it.rotateUV(randomI(max = 4)) }
+        .map { it.sprite(sprite) }
+        .map { it.colorAndIndex(overrideColor) }
+        .build(BlockRenderLayer.SOLID)
+}
+
+fun crossModelsRaw(num: Int, size: Double, hOffset: Double, vOffset: Double): Array<List<Quad>> {
+    return Array(num) { idx ->
+        listOf(
+            verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = -0.5 * 1.41, yTop = 0.5 * 1.41),
+            verticalRectangle(x1 = -0.5, z1 = 0.5, x2 = 0.5, z2 = -0.5, yBottom = -0.5 * 1.41, yTop = 0.5 * 1.41)
+                .rotate(rot(UP))
+        ).map { it.scale(size) }
+        .map { it.move(xzDisk(idx) * hOffset) }
+        .map { it.move(UP.vec * randomD(-1.0, 1.0) * vOffset) }
+    }
+}
+
+fun crossModelsTextured(leafBase: Array<List<Quad>>, overrideColor: Int?, scrambleUV: Boolean, spriteGetter: (Int)->Sprite) = leafBase.map { leaf ->
+    leaf.map { if (scrambleUV) it.scrambleUV(random, canFlipU = true, canFlipV = true, canRotate = true) else it }
+        .map { it.colorAndIndex(overrideColor) }
+        .mapIndexed { idx, quad -> quad.sprite(spriteGetter(idx)) }
+        .withOpposites().build(CUTOUT_MIPPED)
+}.toTypedArray()
+
+fun Array<List<Quad>>.buildTufts() = withOpposites().build(CUTOUT_MIPPED)