RenderCustomBed.java

package org.unh0lytigg.mobeds;

import net.minecraft.block.Block;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.client.renderer.tileentity.TileEntitySpecialRenderer;
import net.minecraft.init.Blocks;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.IIcon;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

import org.lwjgl.opengl.GL11;

import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;

public class RenderCustomBed extends TileEntitySpecialRenderer implements ISimpleBlockRenderingHandler {

    @Override
    public void renderTileEntityAt(TileEntity tile, double x, double y, double z, float partialTicks) {
        if (tile instanceof TileCustomBed) {
            int metadata = tile.getBlockMetadata();
            GL11.glPushMatrix();
            GL11.glTranslated(x, y, z);
            if (!BlockCustomBed.isBlockHeadOfBed(metadata)) {
                renderBedFromFoot((TileCustomBed)tile, x, y, z, partialTicks);
            } else {
                renderBedFromHead((TileCustomBed)tile, x, y, z, partialTicks);
            }
            GL11.glPopMatrix();
        }
    }

    private void renderBedFromFoot(TileCustomBed bed, double x, double y, double z, float partialTicks) {
        renderUnderSide(bed.getWorldObj(), bed.xCoord, bed.yCoord, bed.zCoord);
        ResourceLocation r = getResource(bed);
        this.field_147501_a.field_147553_e.bindTexture(r);
        int b = bed.getBlockType().getMixedBrightnessForBlock(bed.getWorldObj(), bed.xCoord, bed.yCoord, bed.zCoord); // dynamic value
        int dir = BlockCustomBed.getDirection(bed.getBlockMetadata());
        for (int i = 0; i < dir; i++) {
            GL11.glRotated(-90, 0, 1, 0);
            GL11.glTranslated(0, 0, -1);
        }
        Tessellator t = Tessellator.instance;
        t.startDrawingQuads(); // end
        t.setBrightness(b);
        t.addVertexWithUV(0, 0.5625, 0, 0.18, 0.73529411764705882352941176470588);
        t.addVertexWithUV(1, 0.5625, 0, 0.18, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0, 0, 0, 0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0, 0, 0, 0.73529411764705882352941176470588);
        t.draw();
        t.startDrawingQuads(); // left (when facing end of bed)
        t.setBrightness(b);
        t.addVertexWithUV(1, 0.5625, 0, 0.18, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0.5625, 1, 0.5, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0, 1, 0.5, 0);
        t.addVertexWithUV(1, 0, 0, 0.18, 0);
        t.draw();
        t.startDrawingQuads(); // right (when facing end of bed)
        t.setBrightness(b);
        t.addVertexWithUV(0, 0, 0, 0.18, 1);
        t.addVertexWithUV(0, 0, 1, 0.5, 1);
        t.addVertexWithUV(0, 0.5625, 1, 0.5, 1.0-0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 0, 0.18, 1.0-0.26470588235294117647058823529412);
        t.draw();
        t.startDrawingQuads(); // top
        t.setBrightness(b);
        t.addVertexWithUV(0, 0.5625, 1, 0.5, 1.0-0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0.5625, 1, 0.5, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0.5625, 0, 0.18, 0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 0, 0.18, 1.0-0.26470588235294117647058823529412);
        t.draw();
    }

    private void renderBedFromHead(TileCustomBed bed, double x, double y, double z, float partialTicks) {
        renderUnderSide(bed.getWorldObj(), bed.xCoord, bed.yCoord, bed.zCoord);
        this.field_147501_a.field_147553_e.bindTexture(getResource(bed));
        int b = 0xFFFFFF; // hardcoded value
        int dir = BlockCustomBed.getDirection(bed.getBlockMetadata());
        for (int i = 0; i < dir; i++) {
            GL11.glRotated(-90, 0, 1, 0);
            GL11.glTranslated(0, 0, -1);
        }
        Tessellator t = Tessellator.instance;
        t.startDrawingQuads(); // end
        t.setBrightness(b);
        t.addVertexWithUV(1, 0.5625, 1, 1.0-0.18, 0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 1, 1.0-0.18, 1-0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0, 1,      1, 1-0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0, 1,      1, 0.26470588235294117647058823529412);
        t.draw();
        t.startDrawingQuads(); // right (when facing end of bed)
        t.setBrightness(b);
        t.addVertexWithUV(1, 0.5625, 0, 0.5, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0.5625, 1, 1-0.18, 0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0, 1,      1-0.18, 0);
        t.addVertexWithUV(1, 0, 0,      0.5, 0);
        t.draw();
        t.startDrawingQuads(); // left (when facing end of bed)
        t.setBrightness(b);
        t.addVertexWithUV(0, 0, 0,      0.5, 1);
        t.addVertexWithUV(0, 0, 1,      1-0.18, 1);
        t.addVertexWithUV(0, 0.5625, 1, 1-0.18, 1.0-0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 0, 0.5, 1.0-0.26470588235294117647058823529412);
        t.draw();
        t.startDrawingQuads(); // top
        t.setBrightness(b);
        t.addVertexWithUV(1, 0.5625, 0, 0.5,    0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 0, 0.5,    1.0-0.26470588235294117647058823529412);
        t.addVertexWithUV(0, 0.5625, 1, 1-0.18, 1.0-0.26470588235294117647058823529412);
        t.addVertexWithUV(1, 0.5625, 1, 1-0.18, 0.26470588235294117647058823529412);
        t.draw();
    }

    private void renderUnderSide(World world, int x, int y, int z) {
        this.field_147501_a.field_147553_e.bindTexture(TextureMap.locationBlocksTexture);
        IIcon planks = Blocks.planks.getIcon(0, 0); // oak planks
        Tessellator t = Tessellator.instance;
        t.startDrawingQuads();
        t.setBrightness(world.getBlock(x, y, z).getMixedBrightnessForBlock(world, x, y, z));
        t.addVertexWithUV(0, 0.1875D, 0, planks.getInterpolatedU(0), planks.getInterpolatedV(0));
        t.addVertexWithUV(1, 0.1875D, 0, planks.getInterpolatedU(16), planks.getInterpolatedV(0));
        t.addVertexWithUV(1, 0.1875D, 1, planks.getInterpolatedU(16), planks.getInterpolatedV(16));
        t.addVertexWithUV(0, 0.1875D, 1, planks.getInterpolatedU(0), planks.getInterpolatedV(16));
        t.draw();
    }

    private static ResourceLocation getResource(TileCustomBed bed) {
        return new ResourceLocation("mobeds", "textures/beds/" + bed.getPillowColoring() + "-" + bed.getPulloverColoring() + "-" + bed.getBlanketColoring() + ".png");
    }

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

    }

    @Override
    public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
        return true;
    }

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

    @Override
    public int getRenderId() {
        return ProxyClient.BED_RENDER_ID;
    }

}