add hanging vines below netherrack

src/main/java/mods/betterfoliage/client/BetterFoliageClient.java

@@ -12,6 +12,7 @@ import mods.betterfoliage.client.render.impl.RenderBlockBetterGrass;
 import mods.betterfoliage.client.render.impl.RenderBlockBetterLeaves;
 import mods.betterfoliage.client.render.impl.RenderBlockBetterLilypad;
 import mods.betterfoliage.client.render.impl.RenderBlockBetterMycelium;
+import mods.betterfoliage.client.render.impl.RenderBlockBetterNetherrack;
 import mods.betterfoliage.client.render.impl.RenderBlockBetterReed;
 import mods.betterfoliage.client.render.impl.RenderBlocksBetterGrassSide;
 import mods.betterfoliage.client.resource.LeafGenerator;
@@ -48,6 +49,7 @@ public class BetterFoliageClient {
 		
 		BetterFoliage.log.info("Registering renderers");
 		registerRenderer(new RenderBlockBetterCactus());
+		registerRenderer(new RenderBlockBetterNetherrack());
 		registerRenderer(new RenderBlockBetterLilypad());
 		registerRenderer(new RenderBlockBetterMycelium());
 		registerRenderer(new RenderBlockBetterLeaves());

src/main/java/mods/betterfoliage/client/render/impl/RenderBlockBetterNetherrack.java

@@ -0,0 +1,64 @@
+package mods.betterfoliage.client.render.impl;
+
+import mods.betterfoliage.BetterFoliage;
+import mods.betterfoliage.client.ShadersModIntegration;
+import mods.betterfoliage.client.render.IRenderBlockDecorator;
+import mods.betterfoliage.client.render.IconSet;
+import mods.betterfoliage.client.render.RenderBlockAOBase;
+import mods.betterfoliage.common.config.Config;
+import mods.betterfoliage.common.util.Double3;
+import net.minecraft.block.Block;
+import net.minecraft.client.renderer.RenderBlocks;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.init.Blocks;
+import net.minecraft.util.IIcon;
+import net.minecraft.world.IBlockAccess;
+import net.minecraftforge.client.event.TextureStitchEvent;
+import net.minecraftforge.common.util.ForgeDirection;
+import cpw.mods.fml.common.eventhandler.SubscribeEvent;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+
+@SideOnly(Side.CLIENT)
+public class RenderBlockBetterNetherrack extends RenderBlockAOBase implements IRenderBlockDecorator {
+
+	public IconSet netherrackVineIcons = new IconSet("bettergrassandleaves", "better_netherrack_%d");
+	
+	public boolean isBlockAccepted(IBlockAccess blockAccess, int x, int y, int z, Block block, int original) {
+		if (!Config.netherrackEnabled) return false;
+		if (block != Blocks.netherrack) return false;
+		if (!blockAccess.isAirBlock(x, y - 1, z)) return false;
+		return true;
+	}
+	
+	public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
+		blockAccess = world;
+		renderWorldBlockBase(1, world, x, y, z, block, modelId, renderer);
+		
+		int iconVariation = getSemiRandomFromPos(x, y, z, 0);
+		IIcon renderIcon = netherrackVineIcons.get(iconVariation);
+		
+		if (renderIcon == null) return true;
+		
+		int heightVariation = getSemiRandomFromPos(x, y, z, 1);
+		double scale = Config.netherrackSize * 0.5;
+		double halfHeight = 0.5 * (Config.netherrackHeightMin + pRand[heightVariation] * (Config.netherrackHeightMax - Config.netherrackHeightMin));
+		
+		// render netherrack vines
+		ShadersModIntegration.startGrassQuads();
+		Tessellator.instance.setBrightness(getBrightness(block, x, y - 1, z));
+		Tessellator.instance.setColorOpaque_I(block.colorMultiplier(blockAccess, x, y, z));
+		renderCrossedSideQuads(new Double3(x + 0.5, y, z + 0.5), ForgeDirection.DOWN, scale, halfHeight, pRot[iconVariation], Config.netherrackHOffset, renderIcon, 2, false);
+		
+		return true;
+	}
+
+	@SubscribeEvent
+	public void handleTextureReload(TextureStitchEvent.Pre event) {
+		if (event.map.getTextureType() != 0) return;
+		
+		netherrackVineIcons.registerIcons(event.map);
+		BetterFoliage.log.info(String.format("Found %d netherrack vine textures", netherrackVineIcons.numLoaded));
+	}
+
+}

src/main/java/mods/betterfoliage/common/config/Config.java

@@ -26,7 +26,7 @@ import cpw.mods.fml.common.eventhandler.SubscribeEvent;
 public class Config {
 
 	public enum Category {
-	    blockTypes, extraLeaves, shortGrass, cactus, lilypad, reed, algae, coral, fallingLeaves, connectedGrass;
+	    blockTypes, extraLeaves, shortGrass, cactus, lilypad, reed, algae, coral, netherrack, fallingLeaves, connectedGrass;
 	}
 	
 	/** {@link Configuration} object bound to the config file */
@@ -88,6 +88,12 @@ public class Config {
 	public static double leafFXPerturb;
 	public static double leafFXLifetime;
 	
+	public static boolean netherrackEnabled;
+    public static double netherrackHOffset;
+    public static double netherrackHeightMin;
+    public static double netherrackHeightMax;
+    public static double netherrackSize;
+	    
 	public static boolean ctxGrassClassicEnabled;
 	public static boolean ctxGrassAggressiveEnabled;
 	
@@ -161,6 +167,13 @@ public class Config {
         leafFXPerturb = getDouble(Category.fallingLeaves, "perturb", 0.25, 0.01, 1.0, "betterfoliage.fallingLeaves.perturb");
         leafFXLifetime = getDouble(Category.fallingLeaves, "lifetime", 5.0, 1.0, 15.0, "betterfoliage.fallingLeaves.lifetime");
         
+        netherrackEnabled = getBoolean(Category.netherrack, "enabled", true, "betterfoliage.enabled");
+        netherrackHOffset = getDouble(Category.netherrack, "hOffset", 0.2, 0.0, 0.4, "betterfoliage.hOffset");
+        netherrackHeightMin = getDouble(Category.netherrack, "heightMin", 0.6, 0.1, 1.5, "betterfoliage.minHeight");
+        netherrackHeightMax = getDouble(Category.netherrack, "heightMax", 0.8, 0.1, 1.5, "betterfoliage.maxHeight");
+        netherrackSize = getDouble(Category.netherrack, "size", 1.0, 0.5, 1.5, "betterfoliage.size");
+        netherrackHeightMin = clampDoubleToMax(Category.netherrack, "heightMin", "heightMax");
+        
         ctxGrassClassicEnabled = getBoolean(Category.connectedGrass, "classic", true, "betterfoliage.connectedGrass.classic");
         ctxGrassAggressiveEnabled= getBoolean(Category.connectedGrass, "aggressive", true, "betterfoliage.connectedGrass.aggressive");
 		
@@ -182,6 +195,7 @@ public class Config {
 		setOrder(Category.reed, "enabled", "hOffset", "heightMin", "heightMax", "population", "biomeList");
 		setOrder(Category.algae, "enabled", "hOffset", "heightMin", "heightMax", "population");
 		setOrder(Category.coral, "enabled", "hOffset", "vOffset", "size", "crustSize", "population", "chance");
+		setOrder(Category.netherrack, "enabled", "hOffset", "heightMin", "heightMax", "size");
 		setOrder(Category.fallingLeaves, "enabled", "size", "chance", "lifetime", "speed", "windStrength", "stormStrength", "perturb");
 		setOrder(Category.connectedGrass, "classic", "aggressive");
 	}

src/main/resources/assets/betterfoliage/lang/en_US.lang

@@ -80,6 +80,9 @@ betterfoliage.coral.biomeList=Biome List
 betterfoliage.coral.biomeList.tooltip=Configure which biomes coral is allowed to appear in
 betterfoliage.coral.biomeSelectTooltip=Should coral appear in the %s biome?
 
+betterfoliage.netherrack=Netherrack Vines
+betterfoliage.netherrack.tooltip=Hanging Vines under netherrack
+
 betterfoliage.fallingLeaves=Falling leaves
 betterfoliage.fallingLeaves.tooltip=Falling leaf particle FX emitted from the bottom of leaf blocks
 betterfoliage.fallingLeaves.speed=Particle speed