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PipeItemRenderer.java
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PipeItemRenderer.java
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/**
* 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.transport.render;
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.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraftforge.client.IItemRenderer;
import buildcraft.BuildCraftTransport;
import buildcraft.core.CoreConstants;
import buildcraft.core.utils.ColorUtils;
import buildcraft.transport.PipeIconProvider;
public class PipeItemRenderer implements IItemRenderer {
private static final float zFightOffset = 1 / 4096.0F;
private void renderPipeItem(RenderBlocks render, ItemStack item, float translateX, float translateY, float translateZ) {
GL11.glPushAttrib(GL11.GL_COLOR_BUFFER_BIT); //don't break other mods' guis when holding a pipe
//force transparency
GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
GL11.glEnable(GL11.GL_BLEND);
// GL11.glBindTexture(GL11.GL_TEXTURE_2D, 10);
Tessellator tessellator = Tessellator.instance;
Block block = FakeBlock.INSTANCE;
IIcon icon = PipeIconProvider.TYPE.PipeStainedOverlay.getIcon();
if (item.getItemDamage() >= 1) {
GL11.glPushMatrix();
int c = ColorUtils.getRGBColor(item.getItemDamage() - 1);
GL11.glColor3ub((byte) (c >> 16), (byte) ((c >> 8) & 0xFF), (byte) (c & 0xFF));
block.setBlockBounds(CoreConstants.PIPE_MIN_POS + zFightOffset, 0.0F + zFightOffset, CoreConstants.PIPE_MIN_POS + zFightOffset, CoreConstants.PIPE_MAX_POS - zFightOffset, 1.0F - zFightOffset, CoreConstants.PIPE_MAX_POS - zFightOffset);
block.setBlockBoundsForItemRender();
render.setRenderBoundsFromBlock(block);
drawBlock(render, tessellator, block, icon, translateX, translateY, translateZ);
block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
GL11.glColor3ub((byte) 255, (byte) 255, (byte) 255);
GL11.glPopMatrix();
}
block = BuildCraftTransport.genericPipeBlock;
icon = item.getItem().getIconFromDamage(0);
if (icon == null) {
icon = ((TextureMap) Minecraft.getMinecraft().getTextureManager().getTexture(TextureMap.locationBlocksTexture)).getAtlasSprite("missingno");
}
block.setBlockBounds(CoreConstants.PIPE_MIN_POS, 0.0F, CoreConstants.PIPE_MIN_POS, CoreConstants.PIPE_MAX_POS, 1.0F, CoreConstants.PIPE_MAX_POS);
block.setBlockBoundsForItemRender();
render.setRenderBoundsFromBlock(block);
drawBlock(render, tessellator, block, icon, translateX, translateY, translateZ);
GL11.glTranslatef(0.5F, 0.5F, 0.5F);
block.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
GL11.glPopAttrib(); // nicely leave the rendering how it was
}
private void drawBlock(RenderBlocks render, Tessellator tessellator, Block block, IIcon icon, float translateX, float translateY, float translateZ) {
GL11.glTranslatef(translateX, translateY, translateZ);
tessellator.startDrawingQuads();
tessellator.setNormal(0.0F, -1F, 0.0F);
render.renderFaceYNeg(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
tessellator.startDrawingQuads();
tessellator.setNormal(0.0F, 1.0F, 0.0F);
render.renderFaceYPos(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
tessellator.startDrawingQuads();
tessellator.setNormal(0.0F, 0.0F, -1F);
render.renderFaceZNeg(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
tessellator.startDrawingQuads();
tessellator.setNormal(0.0F, 0.0F, 1.0F);
render.renderFaceZPos(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
tessellator.startDrawingQuads();
tessellator.setNormal(-1F, 0.0F, 0.0F);
render.renderFaceXNeg(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
tessellator.startDrawingQuads();
tessellator.setNormal(1.0F, 0.0F, 0.0F);
render.renderFaceXPos(block, 0.0D, 0.0D, 0.0D, icon);
tessellator.draw();
}
/**
* IItemRenderer implementation *
*/
@Override
public boolean handleRenderType(ItemStack item, ItemRenderType type) {
switch (type) {
case ENTITY:
return true;
case EQUIPPED:
return true;
case EQUIPPED_FIRST_PERSON:
return true;
case INVENTORY:
return true;
default:
return false;
}
}
@Override
public boolean shouldUseRenderHelper(ItemRenderType type, ItemStack item, ItemRendererHelper helper) {
return true;
}
@Override
public void renderItem(ItemRenderType type, ItemStack item, Object... data) {
switch (type) {
case ENTITY:
renderPipeItem((RenderBlocks) data[0], item, -0.5f, -0.5f, -0.5f);
break;
case EQUIPPED:
renderPipeItem((RenderBlocks) data[0], item, -0.4f, 0.50f, 0.35f);
break;
case EQUIPPED_FIRST_PERSON:
renderPipeItem((RenderBlocks) data[0], item, -0.4f, 0.50f, 0.35f);
break;
case INVENTORY:
renderPipeItem((RenderBlocks) data[0], item, -0.5f, -0.5f, -0.5f);
break;
default:
}
}
}