Java tutorial
/** * Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team * http://www.mod-buildcraft.com * * BuildCraft is distributed under the terms of the Minecraft Mod Public * License 1.0, or MMPL. Please check the contents of the license located in * http://www.mod-buildcraft.com/MMPL-1.0.txt */ package buildcraft.core.render; import java.util.HashMap; import org.lwjgl.opengl.GL11; import net.minecraft.block.Block; import net.minecraft.client.Minecraft; import net.minecraft.client.renderer.RenderBlocks; import net.minecraft.client.renderer.Tessellator; import net.minecraft.client.renderer.texture.TextureMap; import net.minecraft.util.ResourceLocation; import net.minecraft.world.IBlockAccess; import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler; import buildcraft.BuildCraftCore; import buildcraft.core.CoreConstants; import buildcraft.core.IInventoryRenderer; import buildcraft.core.utils.Utils; public class RenderingEntityBlocks implements ISimpleBlockRenderingHandler { public static HashMap<EntityRenderIndex, IInventoryRenderer> blockByEntityRenders = new HashMap<EntityRenderIndex, IInventoryRenderer>(); private static final ResourceLocation BLOCK_TEXTURE = TextureMap.locationBlocksTexture; public static class EntityRenderIndex { Block block; int damage; public EntityRenderIndex(Block block, int damage) { this.block = block; this.damage = damage; } @Override public int hashCode() { return block.hashCode() + damage; } @Override public boolean equals(Object o) { if (!(o instanceof EntityRenderIndex)) { return false; } EntityRenderIndex i = (EntityRenderIndex) o; return i.block == block && i.damage == damage; } } @Override public void renderInventoryBlock(Block block, int metadata, int modelID, RenderBlocks renderer) { if (block.getRenderType() == BuildCraftCore.blockByEntityModel) { EntityRenderIndex index = new EntityRenderIndex(block, metadata); if (blockByEntityRenders.containsKey(index)) { blockByEntityRenders.get(index).inventoryRender(-0.5, -0.5, -0.5, 0, 0); } } else if (block.getRenderType() == BuildCraftCore.legacyPipeModel) { Tessellator tessellator = Tessellator.instance; block.setBlockBounds(CoreConstants.PIPE_MIN_POS, 0.0F, CoreConstants.PIPE_MIN_POS, CoreConstants.PIPE_MAX_POS, 1.0F, CoreConstants.PIPE_MAX_POS); renderer.setRenderBoundsFromBlock(block); block.setBlockBoundsForItemRender(); GL11.glTranslatef(-0.5F, -0.5F, -0.5F); tessellator.startDrawingQuads(); tessellator.setNormal(0.0F, -1F, 0.0F); renderer.renderFaceYNeg(block, 0.0D, 0.0D, 0.0D, block.getIcon(0, metadata)); tessellator.draw(); tessellator.startDrawingQuads(); tessellator.setNormal(0.0F, 1.0F, 0.0F); renderer.renderFaceYPos(block, 0.0D, 0.0D, 0.0D, block.getIcon(1, metadata)); tessellator.draw(); tessellator.startDrawingQuads(); tessellator.setNormal(0.0F, 0.0F, -1F); renderer.renderFaceZNeg(block, 0.0D, 0.0D, 0.0D, block.getIcon(2, metadata)); tessellator.draw(); tessellator.startDrawingQuads(); tessellator.setNormal(0.0F, 0.0F, 1.0F); renderer.renderFaceZPos(block, 0.0D, 0.0D, 0.0D, block.getIcon(3, metadata)); tessellator.draw(); tessellator.startDrawingQuads(); tessellator.setNormal(-1F, 0.0F, 0.0F); renderer.renderFaceXNeg(block, 0.0D, 0.0D, 0.0D, block.getIcon(4, metadata)); tessellator.draw(); tessellator.startDrawingQuads(); tessellator.setNormal(1.0F, 0.0F, 0.0F); renderer.renderFaceXPos(block, 0.0D, 0.0D, 0.0D, block.getIcon(5, metadata)); tessellator.draw(); GL11.glTranslatef(0.5F, 0.5F, 0.5F); block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F); } } @Override public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) { if (block.getRenderType() == BuildCraftCore.blockByEntityModel) { // renderblocks.renderStandardBlock(block, i, j, k); } else if (block.getRenderType() == BuildCraftCore.legacyPipeModel) { Minecraft.getMinecraft().renderEngine.bindTexture(BLOCK_TEXTURE); legacyPipeRender(renderer, world, x, y, z, block, modelId); } return true; } @Override public boolean shouldRender3DInInventory(int modelId) { return true; } @Override public int getRenderId() { return BuildCraftCore.blockByEntityModel; } /* LEGACY PIPE RENDERING and quarry frames! */ private void legacyPipeRender(RenderBlocks renderblocks, IBlockAccess iblockaccess, int i, int j, int k, Block block, int l) { float minSize = CoreConstants.PIPE_MIN_POS; float maxSize = CoreConstants.PIPE_MAX_POS; block.setBlockBounds(minSize, minSize, minSize, maxSize, maxSize, maxSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i - 1, j, k)) { block.setBlockBounds(0.0F, minSize, minSize, minSize, maxSize, maxSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i + 1, j, k)) { block.setBlockBounds(maxSize, minSize, minSize, 1.0F, maxSize, maxSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i, j - 1, k)) { block.setBlockBounds(minSize, 0.0F, minSize, maxSize, minSize, maxSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i, j + 1, k)) { block.setBlockBounds(minSize, maxSize, minSize, maxSize, 1.0F, maxSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i, j, k - 1)) { block.setBlockBounds(minSize, minSize, 0.0F, maxSize, maxSize, minSize); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } if (Utils.checkLegacyPipesConnections(iblockaccess, i, j, k, i, j, k + 1)) { block.setBlockBounds(minSize, minSize, maxSize, maxSize, maxSize, 1.0F); renderblocks.setRenderBoundsFromBlock(block); renderblocks.renderStandardBlock(block, i, j, k); } block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F); } }