package shadersmodcore.transform;

import java.util.Iterator;

import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.Label;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import static org.objectweb.asm.Opcodes.*;

import org.objectweb.asm.commons.Remapper;
import org.objectweb.asm.tree.MethodNode;
import org.objectweb.asm.util.Textifier;
import org.objectweb.asm.util.TraceMethodVisitor;


import net.minecraft.launchwrapper.IClassTransformer;
import shadersmodcore.transform.SMCLog;

/** transformer for net.minecraft.client.renderer.EntityRenderer */
public class SMCCTEntityRenderer implements IClassTransformer {

	@Override
	public byte[] transform(String par1, String par2, byte[] par3) {
		SMCLog.fine("transforming %s %s",par1,par2);
		ClassReader cr = new ClassReader(par3);
		ClassWriter cw = new ClassWriter(cr, ClassWriter.COMPUTE_MAXS);
		CVTransform cv = new CVTransform(cw);
		cr.accept(cv,0);
		return cw.toByteArray();
	}

	private static class CVTransform extends ClassVisitor
	{
		String classname;
		public CVTransform(ClassVisitor cv)
		{
			super(Opcodes.ASM4, cv);		
		}

		@Override
		public void visit(int version, int access, String name,
				String signature, String superName, String[] interfaces) {
			classname = name;
			//SMCLog.info(" class %s",name);
			cv.visit(version, access, name, signature, superName, interfaces);
		}

		@Override
		public MethodVisitor visitMethod(int access, String name, String desc,
				String signature, String[] exceptions) 
		{
			if (Names.entityRenderer_disableLightmap.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVdisableLightmap(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_enableLightmap.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVenableLightmap(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_updateFogColor.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVupdateFogColor(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_setFogColorBuffer.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVsetFogColorBuffer(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_setupFog.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVsetupFog(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_renderCloudsCheck.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVrenderCloudsCheck(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_renderHand.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				access = access & (~ACC_PRIVATE & ~ACC_PROTECTED) | ACC_PUBLIC;
				return new MVrenderHand(cv.visitMethod(access, name, desc, signature, exceptions));
			} else
			if (Names.entityRenderer_renderWorld.equalsNameDesc(name,desc))
			{
				SMCLog.finer("  patch method %s.%s%s",classname,name,desc);
				return new MVrenderWorld(
					cv.visitMethod(access, name, desc, signature, exceptions));
			}
			return cv.visitMethod(access, name, desc, signature, exceptions);
		}
		
	}

	private static class MVdisableLightmap extends MethodVisitor
	{
		public MVdisableLightmap(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		@Override
		public void visitInsn(int opcode) {
			if (opcode==RETURN) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "disableLightmap", "()V");
			}
			mv.visitInsn(opcode);
		}
	}

	private static class MVenableLightmap extends MethodVisitor
	{
		public MVenableLightmap(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		@Override
		public void visitInsn(int opcode) {
			if (opcode==RETURN) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "enableLightmap", "()V");
			}
			mv.visitInsn(opcode);
		}
	}

	private static class MVupdateFogColor extends MethodVisitor
	{
		public MVupdateFogColor(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		
		@Override
		public void visitMethodInsn(int opcode, String owner, String name,
				String desc) {
			if (Names.equals("org/lwjgl/opengl/GL11","glClearColor","(FFFF)V",owner,name,desc))
			{
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "setClearColor", "(FFFF)V");
				return;
			}
			mv.visitMethodInsn(opcode, owner, name, desc);
		}
	}

	private static class MVsetFogColorBuffer extends MethodVisitor
	{
		public MVsetFogColorBuffer(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		@Override
		public void visitCode() {
			mv.visitCode();
			mv.visitVarInsn(FLOAD, 1);
			mv.visitVarInsn(FLOAD, 2);
			mv.visitVarInsn(FLOAD, 3);
			mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "setFogColor", "(FFF)V");
		}
	}

	private static class MVsetupFog extends MethodVisitor
	{
		public MVsetupFog(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		@Override
		public void visitMethodInsn(int opcode, String owner, String name,
				String desc) {
			if (Names.equals("org/lwjgl/opengl/GL11","glFogi","(II)V",owner,name,desc)) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "sglFogi", "(II)V");
				return;
			}
			mv.visitMethodInsn(opcode, owner, name, desc);
		}
	}

	private static class MVrenderCloudsCheck extends MethodVisitor
	{
		public MVrenderCloudsCheck(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		@Override
		public void visitMethodInsn(int opcode, String owner, String name,
				String desc) {
			if (Names.gameSettings_shouldRenderClouds.equals(owner,name,desc)) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "shouldRenderClouds", "("+Names.gameSettings_.desc+")Z");
				return;
			} else
			if (Names.renderGlobal_renderClouds.equals(owner,name,desc)) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginClouds", "()V");
				mv.visitMethodInsn(opcode, owner, name, desc);
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endClouds", "()V");
				return;
			}
			mv.visitMethodInsn(opcode, owner, name, desc);
		}
	}

	private static class MVrenderHand extends MethodVisitor
	{
		Label la1, la2;
		public MVrenderHand(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
			la1 = new Label();
			la2 = new Label();
		}
		@Override
		public void visitMethodInsn(int opcode, String owner, String name,
				String desc) {
			if (Names.equals("org/lwjgl/util/glu/Project","gluPerspective","(FFFF)V",owner,name,desc)) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "applyHandDepth", "()V");
				mv.visitMethodInsn(opcode, owner, name, desc);
				return;
			} else
			if (Names.equals("org/lwjgl/opengl/GL11","glPushMatrix","()V",owner,name,desc)) {
				mv.visitFieldInsn(GETSTATIC, "shadersmodcore/client/Shaders", "isHandRendered", "Z");
				mv.visitJumpInsn(IFNE, la1);
				mv.visitMethodInsn(opcode, owner, name, desc);
				return;
			} else
			if (Names.equals("org/lwjgl/opengl/GL11","glPopMatrix","()V",owner,name,desc)) {
				mv.visitMethodInsn(opcode, owner, name, desc);
				mv.visitLabel(la1);
				mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
				mv.visitFieldInsn(GETSTATIC, "shadersmodcore/client/Shaders", "isCompositeRendered", "Z");
				mv.visitJumpInsn(IFNE, la2);
				mv.visitInsn(RETURN);
				mv.visitLabel(la2);
				mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null);
				mv.visitVarInsn(ALOAD, 0);
				mv.visitVarInsn(FLOAD, 1);
				mv.visitInsn(F2D);
				mv.visitMethodInsn(INVOKEVIRTUAL, Names.entityRenderer_disableLightmap.clas, Names.entityRenderer_disableLightmap.name, Names.entityRenderer_disableLightmap.desc);
				return;
			} else if (Names.itemRenderer_renderItemInFirstPerson.equals(owner, name, desc)) {
				mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "renderItemFP", "("+Names.itemRenderer_.desc+"F)V");
				return;
			}
			mv.visitMethodInsn(opcode, owner, name, desc);
		}
	}

	private static class MVrenderWorld extends MethodVisitor
	{
		public MVrenderWorld(MethodVisitor mv) {
			super(Opcodes.ASM4, mv);
		}
		
		private static final int stateEnd = 32;
		int state = 0;
		String section = "";
		Label labelAfterUpdate = null;
		Label labelEndUpdate = null;
		Label labelNoSky = null;
		
		@Override
		public void visitCode() {
			mv.visitCode();
			mv.visitVarInsn(ALOAD, 0);
			mv.visitFieldInsn(GETFIELD, Names.entityRenderer_mc.clas, Names.entityRenderer_mc.name, Names.entityRenderer_mc.desc);
			mv.visitVarInsn(FLOAD, 1);
			mv.visitVarInsn(LLOAD, 2);
			mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginRender", "("+Names.minecraft_.desc+"FJ)V");
		}
		@Override
		public void visitLdcInsn(Object cst) {
			if (cst instanceof String) {
				String scst = (String)cst;
				//SMCLog.finest("    %d Ldc %s", state, scst);
				section = scst;
			} 
			mv.visitLdcInsn(cst);
		}
		@Override
		public void visitIntInsn(int opcode, int operand) {
			//SMCLog.finest("    %d Int %d %d", state ,opcode, operand);
			//switch (state) {
			//case 23:
			//case 25:
			//	if (opcode == SIPUSH && operand == 256) {
			//		state = 26;
			//		mv.visitInsn(ICONST_0);
			//		return;
			//	}
			//	break;
			//}
			mv.visitIntInsn(opcode, operand);
		}
		@Override
		public void visitJumpInsn(int opcode, Label label) {
			//SMCLog.finest("    %d, Jump %d", state, opcode);
			switch (state) {
			case 4:
				if (opcode==IF_ICMPLT) {
					++state;
					mv.visitInsn(POP2);
					mv.visitFieldInsn(GETSTATIC, "shadersmodcore/client/Shaders", "isShadowPass", "Z");
					mv.visitJumpInsn(IFNE, label);
					return;
				}
				break;
			case 10:
				if (opcode==IFNE) {
					++state;
					labelAfterUpdate = label;
					labelEndUpdate = new Label();
					mv.visitJumpInsn(opcode, label);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginUpdateChunks", "()V");
					return;
				}
				break;
			case 11:
				if (label==labelAfterUpdate) {
					mv.visitJumpInsn(opcode, labelEndUpdate);
					return;
				}
				break;
			case 28:
				if (opcode==IFNE) {
					++state;
					mv.visitJumpInsn(opcode, label);
					mv.visitFieldInsn(GETSTATIC, "shadersmodcore/client/Shaders", "isShadowPass", "Z");
					mv.visitJumpInsn(IFNE, label);
//					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "readCenterDepth", "()V");
//					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginHand", "()V");
//					mv.visitVarInsn(ALOAD, 0);
//					mv.visitVarInsn(FLOAD, 1);
//					mv.visitVarInsn(ILOAD, 13);
//					mv.visitMethodInsn(INVOKESPECIAL, Names.EntityRenderer_, Names.EntityRenderer_renderHand, Names.EntityRenderer_renderHand_desc);
//					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endHand", "()V");
					mv.visitVarInsn(ALOAD, 0);
					mv.visitVarInsn(FLOAD, 1);
					mv.visitVarInsn(ILOAD, 13);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "renderHand1", "("+Names.entityRenderer_.desc+"FI)V");
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "renderCompositeFinal", "()V");
					return;
				}
				break;
			}
			mv.visitJumpInsn(opcode, label);
		}
		@Override
		public void visitLabel(Label label) {
			switch (state) {
			case 11:
				if (label==labelAfterUpdate) {
					++state;
					mv.visitLabel(labelEndUpdate);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endUpdateChunks", "()V");
					mv.visitLabel(label);
					labelAfterUpdate = labelEndUpdate = null;
					return;
				}
			}
			mv.visitLabel(label);
		}
		@Override
		public void visitFrame(int type, int nLocal, Object[] local,
				int nStack, Object[] stack) {
			//SMCLog.finest("    %d, Frame",state);
			switch (state) {
			case 7:
				{
					state = 8;
					mv.visitLabel(labelNoSky); labelNoSky = null;
					mv.visitFrame(type, nLocal, local, nStack, stack);
					return;
				}
				
			case 31:
				{
					++state;
					mv.visitFrame(type, nLocal, local, nStack, stack);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endRender", "()V");
					return;
				}
			}
			mv.visitFrame(type, nLocal, local, nStack, stack);
		}
		@Override
		public void visitFieldInsn(int opcode, String owner, String name,
				String desc) {
			//SMCLog.finest("    %d F %d %s.%s %s", state, opcode, ownerM, nameM, descM);
			switch (state) {
			case 3:
				if (Names.gameSettings_renderDistance.equals(owner,name)) {
					++state;
				}
				break;
			case 24:
			case 26:
				if (Names.entityRenderer_cameraZoom.equals(owner,name)) {
					state = 28;
					mv.visitFieldInsn(opcode, owner, name, desc);
					return;
				}
				break;
			}
			mv.visitFieldInsn(opcode, owner, name, desc);
		}
		@Override
		public void visitVarInsn(int opcode, int var) {
			switch (state)
			{
			case 29:
				if (opcode==ALOAD) {
					++state;
					mv.visitVarInsn(opcode, var);
					return;
				}
				break;
			}
			mv.visitVarInsn(opcode, var);
		}
		@Override
		public void visitMethodInsn(int opcode, String owner, String name,
				String desc) {
			//SMCLog.finest("    %d M %d %s.%s%s", state, opcode, ownerM, nameM, descM);
			switch (state)
			{
			case 0:
				if (Names.equals("org/lwjgl/opengl/GL11","glViewport","(IIII)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "setViewport", "(IIII)V");
					return;
				}
				break;
			case 1:
				if (Names.equals("org/lwjgl/opengl/GL11","glClear","(I)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "clearRenderBuffer", "()V");
					return;
				}
				break;
			case 2:
				if (Names.entityRenderer_setupCameraTransform.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitVarInsn(FLOAD, 1);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "setCamera", "(F)V");
					return;
				}
				break;
			case 3:
				if (Names.equals("Config","isSkyEnabled","()Z",owner,name,desc)) {
					state = 6;
					mv.visitFieldInsn(GETSTATIC, "shadersmodcore/client/Shaders", "isShadowPass", "Z");
					labelNoSky = new Label();
					mv.visitJumpInsn(IFNE, labelNoSky);
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			case 5:
				if (Names.renderGlobal_renderSky.equals(owner,name,desc)) {
					state = 8;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginSky", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endSky", "()V");
					return;
				}
				break;
			case 6:
				if (Names.renderGlobal_renderSky.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginSky", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endSky", "()V");
					return;
				}
				break;
			case 8:
				if (Names.iCamera_setPosition.equals(owner,name,desc) || Names.frustrum_setPosition.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "setFrustrumPosition", "("+Names.frustrum_.desc+"DDD)V");
					return;
				}
				break;
			case 9:
				if (Names.renderGlobal_clipRenderersByFrustum.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "clipRenderersByFrustrum", "("+Names.renderGlobal_.desc+Names.frustrum_.desc+"F)V");
					return;
				}
				break;
			case 12:
				if (Names.renderGlobal_sortAndRender.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginTerrain", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endTerrain", "()V");
					return;
				}
				break;
			case 13:
				if (Names.effectRenderer_renderLitParticles.equals(owner,name,desc)) {
					// vanilla or forge. not optfine
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginLitParticles", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				} else
				if (Names.equals("org/lwjgl/opengl/GL11","glDisable","(I)V",owner,name,desc)) {
					// optifine
					state = 16;
					break;
				}
				break;
			case 14: // vanilla or forge. not optfine
				if (Names.effectRenderer_renderParticles.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginParticles", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endParticles", "()V");
					return;
				}
				break;
			case 15: // vanilla or forge. not optfine
				if (Names.equals("org/lwjgl/opengl/GL11","glDisable","(I)V",owner,name,desc)) {
					++state;
					break;
				}
				break;
			case 16:
				if (Names.entityRenderer_renderRainSnow.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginWeather", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endWeather", "()V");
					return;
				}
				break;
			case 17:
				if (Names.equals("org/lwjgl/opengl/GL11","glDepthMask","(Z)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitVarInsn(ALOAD, 0);
					mv.visitVarInsn(FLOAD, 1);
					mv.visitVarInsn(ILOAD, 13);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "renderHand0", "("+Names.entityRenderer_.desc+"FI)V");
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "preWater", "()V");
					return;
				}
			case 18:
			case 19:
			case 20:
				if (Names.renderGlobal_sortAndRender.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginWater", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endWater", "()V");
					return;
				} else if (Names.equals(Names.renderGlobal_.clas,"renderAllSortedRenderers","(ID)I",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginWater", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endWater", "()V");
					return;
				}
				break;
			case 21:
				if (Names.equals("org/lwjgl/opengl/GL11","glDepthMask","(Z)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			case 22:
				if (Names.equals("org/lwjgl/opengl/GL11","glDisable","(I)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			case 23:
				if (Names.equals("org/lwjgl/opengl/GL11","glDisable","(I)V",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "disableFog", "()V");
					return;
				}
				break;
			case 24:
				if (Names.effectRenderer_renderLitParticles.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginLitParticles", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			case 25:
				if (Names.effectRenderer_renderParticles.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "beginParticles", "()V");
					mv.visitMethodInsn(opcode, owner, name, desc);
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/Shaders", "endParticles", "()V");
					return;
				}
				break;
			case 30:
				if (Names.entityRenderer_renderHand.equals(owner,name,desc)) {
					++state;
					mv.visitMethodInsn(INVOKESTATIC, "shadersmodcore/client/ShadersRender", "renderFPOverlay", "("+Names.entityRenderer_.desc+"FI)V");
					return;
				}
				break;
			}
			/*
			case :
				if (Namer.equals(SMCNames.,SMCNames.,SMCNames._desc,owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			case :
				if (Namer.equals("","","",owner,name,desc)) {
					++state;
					mv.visitMethodInsn(opcode, owner, name, desc);
					return;
				}
				break;
			*/
			mv.visitMethodInsn(opcode, owner, name, desc);
		}
		@Override
		public void visitEnd() {
			if (state!=stateEnd)
				SMCLog.severe("  state %d expect %d",state,stateEnd);
			mv.visitEnd();
		}
	}
}