RendererRocket.java

package zmaster587.advancedRocketry.client.render;

import org.lwjgl.opengl.GL11;

import zmaster587.advancedRocketry.api.IInfrastructure;
import zmaster587.advancedRocketry.entity.EntityRocket;
import zmaster587.advancedRocketry.util.StorageChunk;
import zmaster587.libVulpes.render.RenderHelper;
import zmaster587.libVulpes.util.BlockPosition;
import net.minecraft.block.Block;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.GLAllocation;
import net.minecraft.client.renderer.OpenGlHelper;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.client.renderer.tileentity.TileEntityRendererDispatcher;
import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer;
import net.minecraft.entity.Entity;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.client.MinecraftForgeClient;

public class RendererRocket extends Render {


	//TODO: possibly optimize with GL lists
	@Override
	public void doRender(Entity entity, double x,
			double y, double z, float f1,
			float f2) {

		StorageChunk storage  = ((EntityRocket)entity).storage;

		if(storage == null || entity.isDead)
			return;

		if(Minecraft.getMinecraft().thePlayer == entity.riddenByEntity) {

			y = -1.25 -((EntityRocket)entity).stats.getSeatY();
		}

		//Find the halfway point along the XZ plane
		float halfx = storage.getSizeX()/2f;
		float halfz = storage.getSizeZ()/2f;

		GL11.glPushMatrix();
		GL11.glTranslatef((float)x, (float)y, (float)z);

		GL11.glEnable(GL11.GL_BLEND);
		GL11.glBlendFunc(GL11.GL_ONE, GL11.GL_ONE);
		GL11.glColor4f(0.5f, 1f, .5f, .2f);

		GL11.glDisable(GL11.GL_TEXTURE_2D);
		GL11.glEnable(GL11.GL_LINE_STIPPLE);
		GL11.glLineWidth(1f);
		GL11.glLineStipple(5, (short)0x2222);

		if(!((EntityRocket)entity).isInFlight()) {
			for(IInfrastructure inf : ((EntityRocket)entity).getConnectedInfrastructure()) {
				if(inf.canRenderConnection()) {
					TileEntity tile = (TileEntity)inf;

					Tessellator.instance.startDrawing(GL11.GL_LINE_LOOP);
					Tessellator.instance.addVertex(0, storage.getSizeY()/2f, 0);
					Tessellator.instance.addVertex((tile.xCoord - entity.posX + 0.5f)/2f, storage.getSizeY()/2f, (tile.zCoord - entity.posZ + 0.5f)/2f);
					Tessellator.instance.addVertex(tile.xCoord - entity.posX + 0.5f, tile.yCoord - entity.posY  + 0.5f, tile.zCoord - entity.posZ + 0.5f);
					Tessellator.instance.addVertex((tile.xCoord - entity.posX + 0.5f)/2f, storage.getSizeY()/2f, (tile.zCoord - entity.posZ + 0.5f)/2f);
					//RenderHelper.renderCrossXZ(Tessellator.instance, .2f, 0, storage.getSizeY()/2f, 0, tile.xCoord - entity.posX + 0.5f, tile.yCoord - entity.posY  + 0.5f, tile.zCoord - entity.posZ + 0.5f);
					//RenderHelper.renderBlockWithEndPointers(Tessellator.instance, .2f, 0, storage.getSizeY()/2f, 0, tile.xCoord - entity.posX, tile.yCoord - entity.posY, tile.zCoord - entity.posZ);
					Tessellator.instance.draw();
					//RenderHelper.renderCubeWithUV(tess, 0, 0, 0, 2, 55, 2, 0, 1, 0, 1);
				}
			}
		}

		GL11.glColor3f(1f, 1f, 1f);
		GL11.glDisable(GL11.GL_BLEND);
		GL11.glDisable(GL11.GL_LINE_STIPPLE);
		GL11.glEnable(GL11.GL_TEXTURE_2D);

		GL11.glPopMatrix();

		//Initial setup

		if(storage.world.glListID == -1) {
			GL11.glPushMatrix();
			storage.world.glListID  = GLAllocation.generateDisplayLists(1);
			GL11.glNewList(storage.world.glListID, GL11.GL_COMPILE);
			net.minecraft.client.renderer.RenderHelper.disableStandardItemLighting();

			//Render Each block
			RenderBlocks.getInstance().blockAccess = storage;
			Minecraft.getMinecraft().getTextureManager().bindTexture(TextureMap.locationBlocksTexture);
			for(int xx = 0; xx < storage.getSizeX(); xx++) {
				for(int zz = 0; zz < storage.getSizeZ(); zz++) {
					for(int yy = 0; yy < storage.getSizeY(); yy++) {
						Block block  = storage.getBlock(xx, yy, zz);
						if(block.canRenderInPass(MinecraftForgeClient.getRenderPass())) {
							Tessellator.instance.startDrawingQuads();
							//TOOD: fix lighting
							RenderBlocks.getInstance().renderBlockByRenderType(block, xx, yy, zz);

							Tessellator.instance.draw();
						}
					}
				}
				
			}

			GL11.glPushMatrix();
			GL11.glTranslatef((float)x - halfx, (float)y, (float)z - halfz);
			net.minecraft.client.renderer.RenderHelper.enableStandardItemLighting();
			GL11.glPopMatrix();
			
			GL11.glEndList();
			GL11.glPopMatrix();
		}
		
		GL11.glPushMatrix();
		GL11.glTranslatef((float)x - halfx, (float)y, (float)z - halfz);
		GL11.glCallList(storage.world.glListID);
		
		//Render tile entities if applicable
		for(TileEntity tile : storage.getTileEntityList()) {
			TileEntitySpecialRenderer renderer = (TileEntitySpecialRenderer)TileEntityRendererDispatcher.instance.mapSpecialRenderers.get(tile.getClass());
			if(renderer != null ) {
				renderer.renderTileEntityAt(tile, tile.xCoord, tile.yCoord,  tile.zCoord, f1);
			}
		}
		
		GL11.glPopMatrix();
	}

	@Override
	protected ResourceLocation getEntityTexture(Entity p_110775_1_) {
		return null;
	}

}