started work on falling leaf particles

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

@@ -0,0 +1,43 @@
+package mods.betterfoliage.loader;
+
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.MethodInsnNode;
+import org.objectweb.asm.tree.MethodNode;
+import org.objectweb.asm.tree.VarInsnNode;
+
+public class TransformRandomDisplayTick extends MethodTransformerBase {
+
+	@Override
+	public String getClassName() {
+		return "net.minecraft.client.multiplayer.WorldClient";
+	}
+
+	@Override
+	public String getMethodName() {
+		return "doVoidFogParticles";
+	}
+
+	@Override
+	public String getSignature() {
+		return "(III)V";
+	}
+
+	@Override
+	public String getLogMessage() {
+		return "Applying random display tick call hook";
+	}
+
+	@Override
+	public void transform(MethodNode method, boolean obf) {
+		AbstractInsnNode endLoop = findNext(method.instructions.getFirst(), matchOpcode(Opcodes.IINC));
+		insertBefore(method.instructions, endLoop,
+			new VarInsnNode(Opcodes.ALOAD, 10),
+			new VarInsnNode(Opcodes.ALOAD, 0),
+			new VarInsnNode(Opcodes.ILOAD, 7),
+			new VarInsnNode(Opcodes.ILOAD, 8),
+			new VarInsnNode(Opcodes.ILOAD, 9),
+			new MethodInsnNode(Opcodes.INVOKESTATIC, "mods/betterfoliage/client/BetterFoliageClient", "onRandomDisplayTick", signature("(Lnet/minecraft/block/Block;Lnet/minecraft/world/World;III)V", obf))
+		);
+	}
+}