127 lines
4.6 KiB
Java
127 lines
4.6 KiB
Java
/*
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* Minecraft Forge
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* Copyright (c) 2016-2018.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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package net.minecraftforge.debug.client;
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import com.google.common.collect.ImmutableList;
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import net.minecraft.block.Block;
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import net.minecraft.block.material.Material;
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import net.minecraft.client.Minecraft;
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import net.minecraft.client.renderer.texture.TextureAtlasSprite;
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import net.minecraft.client.renderer.texture.TextureMap;
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import net.minecraft.client.resources.IResourceManager;
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import net.minecraft.creativetab.CreativeTabs;
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import net.minecraft.util.ResourceLocation;
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import net.minecraftforge.client.event.TextureStitchEvent;
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import net.minecraftforge.common.MinecraftForge;
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import net.minecraftforge.event.RegistryEvent;
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import net.minecraftforge.fml.common.Mod;
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import net.minecraftforge.fml.event.FMLPreInitializationEvent;
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import net.minecraftforge.eventbus.api.SubscribeEvent;
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import org.apache.logging.log4j.Logger;
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import javax.annotation.Nonnull;
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import java.util.Collection;
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import java.util.function.Function;
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/**
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* Test for {@link TextureStitchEvent.Pre}.
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*/
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@Mod(modid = CustomTextureAtlasSpriteTest.MOD_ID, name = CustomTextureAtlasSpriteTest.NAME, version = "1.0", clientSideOnly = true)
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public class CustomTextureAtlasSpriteTest
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{
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static final String MOD_ID = "custom_sprite_test";
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static final String NAME = "Custom sprite test";
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private static Logger logger;
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@Mod.EventBusSubscriber(modid = MOD_ID)
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public static class Registration
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{
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@net.minecraftforge.eventbus.api.SubscribeEvent
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public static void registerBlocks(RegistryEvent.Register<Block> event)
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{
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event.getRegistry().register(new Block(Material.WOOD).setRegistryName(MOD_ID, "custom_sprite_block").setCreativeTab(CreativeTabs.MISC));
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}
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}
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@Mod.EventHandler
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public void preInit(FMLPreInitializationEvent event)
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{
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logger = event.getModLog();
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MinecraftForge.EVENT_BUS.register(this);
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}
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@net.minecraftforge.eventbus.api.SubscribeEvent
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public void textureStitch(TextureStitchEvent.Pre event)
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{
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DelegateSprite bottom = DelegateSprite.make("bottom", new ResourceLocation("blocks/diamond_block"));
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DelegateSprite top = DelegateSprite.make("top", new ResourceLocation("blocks/tnt_side"));
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TextureMap textureMap = event.getMap();
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textureMap.setTextureEntry(bottom);
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textureMap.setTextureEntry(top);
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}
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static final class DelegateSprite extends TextureAtlasSprite
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{
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final ResourceLocation delegate;
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private DelegateSprite(ResourceLocation loc, ResourceLocation delegate)
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{
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super(loc.toString());
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this.delegate = delegate;
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}
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static DelegateSprite make(String name, ResourceLocation delegate)
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{
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return new DelegateSprite(new ResourceLocation(MOD_ID, name), delegate);
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}
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@Override
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public boolean hasCustomLoader(@Nonnull IResourceManager manager, @Nonnull ResourceLocation location)
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{
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return true;
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}
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@Override
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public Collection<ResourceLocation> getDependencies()
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{
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return ImmutableList.of(delegate);
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}
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@Override
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public boolean load(@Nonnull IResourceManager manager, @Nonnull ResourceLocation location, @Nonnull Function<ResourceLocation, TextureAtlasSprite> textureGetter)
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{
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final TextureAtlasSprite sprite = textureGetter.apply(delegate);
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width = sprite.getIconWidth();
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height = sprite.getIconHeight();
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final int[][] oldPixels = sprite.getFrameTextureData(0);
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final int[][] pixels = new int[Minecraft.getMinecraft().gameSettings.mipmapLevels + 1][];
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pixels[0] = new int[width * height];
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for (int p = 0; p < width * height; p++) {
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pixels[0][p] = oldPixels[0][p] >> 8;
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}
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this.clearFramesTextureData();
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this.framesTextureData.add(pixels);
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return false;
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}
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}
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}
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