LOOHP-Limbo/src/main/java/com/loohp/limbo/world/Schematic.java

113 lines
4.3 KiB
Java

/*
* This file is part of Limbo.
*
* Copyright (C) 2022. LoohpJames <jamesloohp@gmail.com>
* Copyright (C) 2022. Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.loohp.limbo.world;
import com.loohp.limbo.utils.SchematicConversionUtils;
import net.querz.mca.Chunk;
import net.querz.nbt.tag.CompoundTag;
import net.querz.nbt.tag.ListTag;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
public class Schematic {
public static World toWorld(String name, Environment environment, CompoundTag nbt) {
short width = nbt.getShort("Width");
short length = nbt.getShort("Length");
//short height = nbt.getShort("Height");
byte[] blockdata = nbt.getByteArray("BlockData");
CompoundTag palette = nbt.getCompoundTag("Palette");
ListTag<CompoundTag> blockEntities = nbt.containsKey("BlockEntities") ? nbt.getListTag("BlockEntities").asTypedList(CompoundTag.class) : null;
Map<Integer, String> mapping = new HashMap<>();
for (String key : palette.keySet()) {
mapping.put(palette.getInt(key), key);
}
World world = new World(name, width, length, environment);
int index = 0;
int i = 0;
int value = 0;
int varint_length = 0;
while (i < blockdata.length) {
value = 0;
varint_length = 0;
while (true) {
value |= (blockdata[i] & 127) << (varint_length++ * 7);
if (varint_length > 5) {
throw new RuntimeException("VarInt too big (probably corrupted data)");
}
if ((blockdata[i] & 128) != 128) {
i++;
break;
}
i++;
}
// index = (y * length + z) * width + x
int y = index / (width * length);
int z = (index % (width * length)) / width;
int x = (index % (width * length)) % width;
world.setBlock(x, y, z, mapping.get(value));
Chunk chunk = world.getChunkAtWorldPos(x, z);
if (blockEntities != null) {
Iterator<CompoundTag> itr = blockEntities.iterator();
while (itr.hasNext()) {
CompoundTag tag = itr.next();
int[] pos = tag.getIntArray("Pos");
if (pos[0] == x && pos[1] == y && pos[2] == z) {
ListTag<CompoundTag> newTag = chunk.getTileEntities();
newTag.add(SchematicConversionUtils.toTileEntityTag(tag));
chunk.setTileEntities(newTag);
itr.remove();
break;
}
}
}
index++;
}
for (Chunk[] chunkarray : world.getChunks()) {
for (Chunk chunk : chunkarray) {
if (chunk != null) {
CompoundTag heightMap = new CompoundTag();
heightMap.putLongArray("MOTION_BLOCKING", new long[] {1371773531765642314L,1389823183635651148L,1371738278539598925L,1389823183635388492L,1353688558756731469L,1389823114781694027L,1317765589597723213L,1371773531899860042L,1389823183635651149L,1371773462911685197L,1389823183635650636L,1353688626805119565L,1371773531900123211L,1335639250618849869L,1371738278674077258L,1389823114781694028L,1353723811310638154L,1371738278674077259L,1335674228429068364L,1335674228429067338L,1335674228698027594L,1317624576693539402L,1335709481520370249L,1299610178184057417L,1335638906349064264L,1299574993811968586L,1299574924958011464L,1299610178184056904L,1299574924958011464L,1299610109330100296L,1299574924958011464L,1299574924823793736L,1299574924958011465L,1281525273222484040L,1299574924958011464L,1281525273222484040L,9548107335L});
chunk.setHeightMaps(heightMap);
chunk.setBiomes(new int[256]);
chunk.cleanupPalettesAndBlockStates();
}
}
}
world.getLightEngineBlock().updateWorld();
if (world.hasSkyLight()) {
world.getLightEngineSky().updateWorld();
}
return world;
}
}