[WIP] major rewrite, grass and leaves working already

src/main/kotlin/mods/betterfoliage/render/pipeline/RenderCtxBase.kt

@@ -0,0 +1,43 @@
+package mods.betterfoliage.render.pipeline
+
+import com.mojang.blaze3d.matrix.MatrixStack
+import mods.betterfoliage.chunk.BasicBlockCtx
+import mods.betterfoliage.chunk.BlockCtx
+import mods.betterfoliage.render.old.HalfBakedQuad
+import mods.betterfoliage.util.Int3
+import net.minecraft.block.Block
+import net.minecraft.client.Minecraft
+import net.minecraft.client.renderer.model.IBakedModel
+import net.minecraft.util.Direction
+import net.minecraft.util.math.BlockPos
+import net.minecraft.world.ILightReader
+import net.minecraftforge.client.model.data.IModelData
+import java.util.Random
+
+abstract class RenderCtxBase(
+    world: ILightReader,
+    pos: BlockPos,
+    val matrixStack: MatrixStack,
+    val checkSides: Boolean,
+    val random: Random,
+    val modelData: IModelData
+) : BlockCtx by BasicBlockCtx(world, pos) {
+
+    var hasRendered = false
+    val blockModelShapes = Minecraft.getInstance().blockRendererDispatcher.blockModelShapes
+    inline fun Direction?.shouldRender() = this == null || !checkSides || Block.shouldSideBeRendered(state, world, pos, this)
+
+    protected abstract fun renderQuad(quad: HalfBakedQuad)
+    abstract fun renderFallback(model: IBakedModel)
+
+    fun render(quads: Iterable<HalfBakedQuad>) {
+        quads.forEach { quad ->
+            if (quad.raw.face.shouldRender()) {
+                renderQuad(quad)
+                hasRendered = true
+            }
+        }
+    }
+
+    abstract fun renderMasquerade(offset: Int3, func: ()->Unit)
+}