mirror of https://github.com/cabaletta/baritone
87 lines
3.4 KiB
Java
87 lines
3.4 KiB
Java
/*
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* This file is part of Baritone.
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*
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* Baritone is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Baritone 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
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* GNU 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 License
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* along with Baritone. If not, see <https://www.gnu.org/licenses/>.
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*/
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package baritone.utils.schematic.parse;
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import baritone.api.schematic.parse.ISchematicParser;
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import baritone.utils.schematic.StaticSchematic;
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import baritone.utils.schematic.format.DefaultSchematicFormats;
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import net.minecraft.block.Block;
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import net.minecraft.block.state.IBlockState;
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import net.minecraft.nbt.CompressedStreamTools;
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import net.minecraft.nbt.NBTTagCompound;
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import java.io.IOException;
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import java.io.InputStream;
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/**
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* An implementation of {@link ISchematicParser} for {@link DefaultSchematicFormats#MCEDIT}
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*
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* @author Brady
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* @since 12/16/2019
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*/
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public enum MCEditParser implements ISchematicParser {
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INSTANCE;
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@Override
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public StaticSchematic parse(InputStream input) throws IOException {
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return new MCEditSchematic(CompressedStreamTools.readCompressed(input));
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}
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private static final class MCEditSchematic extends StaticSchematic {
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MCEditSchematic(NBTTagCompound schematic) {
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String type = schematic.getString("Materials");
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if (!type.equals("Alpha")) {
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throw new IllegalStateException("bad schematic " + type);
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}
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this.x = schematic.getInteger("Width");
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this.y = schematic.getInteger("Height");
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this.z = schematic.getInteger("Length");
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byte[] blocks = schematic.getByteArray("Blocks");
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byte[] metadata = schematic.getByteArray("Data");
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byte[] additional = null;
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if (schematic.hasKey("AddBlocks")) {
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byte[] addBlocks = schematic.getByteArray("AddBlocks");
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additional = new byte[addBlocks.length * 2];
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for (int i = 0; i < addBlocks.length; i++) {
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additional[i * 2 + 0] = (byte) ((addBlocks[i] >> 4) & 0xF); // lower nibble
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additional[i * 2 + 1] = (byte) ((addBlocks[i] >> 0) & 0xF); // upper nibble
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}
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}
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this.states = new IBlockState[this.x][this.z][this.y];
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for (int y = 0; y < this.y; y++) {
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for (int z = 0; z < this.z; z++) {
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for (int x = 0; x < this.x; x++) {
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int blockInd = (y * this.z + z) * this.x + x;
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int blockID = blocks[blockInd] & 0xFF;
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if (additional != null) {
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// additional is 0 through 15 inclusive since it's & 0xF above
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blockID |= additional[blockInd] << 8;
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}
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Block block = Block.REGISTRY.getObjectById(blockID);
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int meta = metadata[blockInd] & 0xFF;
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this.states[x][z][y] = block.getStateFromMeta(meta);
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}
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}
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}
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}
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}
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}
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