Hbm-s-Nuclear-Tech-GIT/src/main/java/com/hbm/render/block/RenderConveyor.java

package com.hbm.render.block;

import org.lwjgl.opengl.GL11;

import com.hbm.blocks.network.BlockConveyor;
import com.hbm.main.ResourceManager;
import com.hbm.render.util.ObjUtil;

import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;
import net.minecraft.block.Block;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.IIcon;
import net.minecraft.world.IBlockAccess;
import net.minecraftforge.client.model.obj.WavefrontObject;

public class RenderConveyor implements ISimpleBlockRenderingHandler {

	@Override
	public void renderInventoryBlock(Block block, int metadata, int modelId, RenderBlocks renderer) {

		GL11.glPushMatrix();
        Tessellator tessellator = Tessellator.instance;
        IIcon iicon = block.getIcon(0, 0);
		tessellator.setColorOpaque_F(1, 1, 1);

        if (renderer.hasOverrideBlockTexture())
        {
            iicon = renderer.overrideBlockTexture;
        }
        
        GL11.glTranslated(0, -0.125, 0);
        tessellator.startDrawingQuads();
        ObjUtil.renderWithIcon((WavefrontObject) ResourceManager.arrow, iicon, tessellator, 0, false);
		tessellator.draw();
		
        GL11.glPopMatrix();
	}

	@Override
	public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
        
        Tessellator tessellator = Tessellator.instance;
        int meta = world.getBlockMetadata(x, y, z);
		
        tessellator.setBrightness(block.getMixedBrightnessForBlock(world, x, y, z));
		tessellator.setColorOpaque_F(1, 1, 1);

		if(meta == 2)
			renderer.uvRotateTop = 3;
		if(meta == 3)
			renderer.uvRotateTop = 0;
		if(meta == 4)
			renderer.uvRotateTop = 1;
		if(meta == 5)
			renderer.uvRotateTop = 2;
		
        renderer.setRenderBounds((double)0, 0.0D, (double)0, (double)1, 0.125D, (double)1);
        renderer.renderStandardBlock(block, x, y, z);
        renderer.uvRotateTop = 0;
        
		return true;
	}

	@Override
	public boolean shouldRender3DInInventory(int modelId) {
		return true;
	}

	@Override
	public int getRenderId() {
		return BlockConveyor.renderID;
	}

}