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package ihl.model;
/* This code with minimal changes was
* taken by me (Foghrye4) from
* RailCraft GitHub.
*/
/*
* Copyright (c) CovertJaguar, 2014 http://railcraft.info
*
* This code is the property of CovertJaguar
* and may only be used with explicit written
* permission unless otherwise specified on the
* license page at http://railcraft.info/wiki/info:license.
*/
import java.util.HashMap;
import java.util.Map;
import org.lwjgl.opengl.GL11;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.GLAllocation;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.init.Blocks;
import net.minecraft.util.IIcon;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.fluids.Fluid;
import net.minecraftforge.fluids.FluidStack;
/**
*
* @author CovertJaguar <http://www.railcraft.info>
*/
@SideOnly(value=Side.CLIENT)
public class FluidRenderer {
private static RenderBlocks renderBlocks = new RenderBlocks();
private static final ResourceLocation BLOCK_TEXTURE = TextureMap.locationBlocksTexture;
private static final Map<Fluid, int[]> flowingRenderCache = new HashMap<Fluid, int[]>();
private static final Map<Fluid, int[]> stillRenderCache = new HashMap<Fluid, int[]>();
public static final int DISPLAY_STAGES = 100;
private static final RenderInfo liquidBlock = new RenderInfo();
static {
liquidBlock.texture = new IIcon[1];
}
public static IIcon getFluidTexture(FluidStack fluidStack, boolean flowing) {
if (fluidStack == null)
return ((TextureMap) Minecraft.getMinecraft().getTextureManager().getTexture(TextureMap.locationBlocksTexture)).getAtlasSprite("missingno");
Fluid fluid = fluidStack.getFluid();
if (fluid == null)
return ((TextureMap) Minecraft.getMinecraft().getTextureManager().getTexture(TextureMap.locationBlocksTexture)).getAtlasSprite("missingno");
IIcon icon = flowing ? fluid.getFlowingIcon() : fluid.getStillIcon();
if(icon==null)
{
icon = ((TextureMap) Minecraft.getMinecraft().getTextureManager().getTexture(TextureMap.locationBlocksTexture)).getAtlasSprite("missingno");
}
return icon;
}
public static ResourceLocation getFluidSheet(FluidStack liquid) {
return BLOCK_TEXTURE;
}
public static ResourceLocation setupFlowingLiquidTexture(FluidStack liquid, IIcon[] texArray) {
if (liquid == null || liquid.amount <= 0)
return null;
Fluid fluid = liquid.getFluid();
if (fluid == null)
return null;
IIcon top = fluid.getStillIcon();
IIcon side = fluid.getFlowingIcon();
texArray[0] = top;
texArray[1] = top;
texArray[2] = side;
texArray[3] = side;
texArray[4] = side;
texArray[5] = side;
return getFluidSheet(liquid);
}
public static int[] getLiquidDisplayLists(FluidStack fluidStack) {
return getLiquidDisplayLists(fluidStack, false);
}
public static int[] getLiquidDisplayLists(FluidStack fluidStack, boolean flowing) {
if (fluidStack == null)
return null;
Fluid fluid = fluidStack.getFluid();
if (fluid == null)
return null;
Map<Fluid, int[]> cache = flowing ? flowingRenderCache : stillRenderCache;
int[] diplayLists = cache.get(fluid);
if (diplayLists != null)
return diplayLists;
diplayLists = new int[DISPLAY_STAGES];
liquidBlock.texture[0] = null;
if (fluid.getBlock() != null) {
liquidBlock.template = fluid.getBlock();
liquidBlock.texture[0] = getFluidTexture(fluidStack, flowing);
} else {
liquidBlock.template = Blocks.water;
liquidBlock.texture[0] = getFluidTexture(fluidStack, flowing);
}
GL11.glDisable(GL11.GL_LIGHTING);
GL11.glDisable(GL11.GL_BLEND);
GL11.glDisable(GL11.GL_CULL_FACE);
for (int s = 0; s < DISPLAY_STAGES; ++s) {
diplayLists[s] = GLAllocation.generateDisplayLists(1);
GL11.glNewList(diplayLists[s], 4864 /*GL_COMPILE*/);
liquidBlock.minX = 0.01f;
liquidBlock.minY = 0;
liquidBlock.minZ = 0.01f;
liquidBlock.maxX = 0.99f;
liquidBlock.maxY = (float) s / (float) DISPLAY_STAGES;
liquidBlock.maxZ = 0.99f;
Tessellator tessellator = Tessellator.instance;
tessellator.startDrawingQuads();
RenderInfo info = liquidBlock;
renderBlocks.setRenderBounds(info.minX, info.minY, info.minZ, info.maxX, info.maxY, info.maxZ);
if (info.renderSide[0])
renderBlocks.renderFaceYNeg(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(0));
if (info.renderSide[1])
renderBlocks.renderFaceYPos(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(1));
if (info.renderSide[2])
renderBlocks.renderFaceZNeg(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(2));
if (info.renderSide[3])
renderBlocks.renderFaceZPos(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(3));
if (info.renderSide[4])
renderBlocks.renderFaceXNeg(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(4));
if (info.renderSide[5])
renderBlocks.renderFaceXPos(info.template, 0D, 0D, 0D, info.getBlockTextureFromSide(5));
tessellator.draw();
GL11.glEndList();
}
GL11.glColor4f(1, 1, 1, 1);
GL11.glEnable(GL11.GL_CULL_FACE);
GL11.glEnable(GL11.GL_BLEND);
cache.put(fluid, diplayLists);
return diplayLists;
}
}
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