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Biome API, Bonemeal API

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paulevsGitch 2021-05-24 20:30:48 +03:00
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commit 9d25e0b361
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src/main/java/ru/bclib/world/features/NBTStructureFeature.java Normal file
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package ru.bclib.world.features;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;
import net.minecraft.core.BlockPos;
import net.minecraft.core.BlockPos.MutableBlockPos;
import net.minecraft.core.Direction;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.nbt.NbtIo;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.server.MinecraftServer;
import net.minecraft.world.level.WorldGenLevel;
import net.minecraft.world.level.biome.Biome;
import net.minecraft.world.level.block.Mirror;
import net.minecraft.world.level.block.Rotation;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.chunk.ChunkGenerator;
import net.minecraft.world.level.levelgen.feature.configurations.NoneFeatureConfiguration;
import net.minecraft.world.level.levelgen.structure.BoundingBox;
import net.minecraft.world.level.levelgen.structure.templatesystem.StructurePlaceSettings;
import net.minecraft.world.level.levelgen.structure.templatesystem.StructureTemplate;
import net.minecraft.world.level.levelgen.surfacebuilders.SurfaceBuilderConfiguration;
import ru.bclib.api.BCLibTags;
import ru.bclib.api.BiomeAPI;
import ru.bclib.util.BlocksHelper;
import ru.bclib.world.processors.DestructionStructureProcessor;
public abstract class NBTStructureFeature extends DefaultFeature {
protected static final DestructionStructureProcessor DESTRUCTION = new DestructionStructureProcessor();
protected abstract StructureTemplate getStructure(WorldGenLevel world, BlockPos pos, Random random);
protected abstract boolean canSpawn(WorldGenLevel world, BlockPos pos, Random random);
protected abstract Rotation getRotation(WorldGenLevel world, BlockPos pos, Random random);
protected abstract Mirror getMirror(WorldGenLevel world, BlockPos pos, Random random);
protected abstract int getYOffset(StructureTemplate structure, WorldGenLevel world, BlockPos pos, Random random);
protected abstract TerrainMerge getTerrainMerge(WorldGenLevel world, BlockPos pos, Random random);
protected abstract void addStructureData(StructurePlaceSettings data);
protected BlockPos getGround(WorldGenLevel world, BlockPos center) {
Biome biome = world.getBiome(center);
ResourceLocation id = BiomeAPI.getBiomeID(biome);
if (id.getNamespace().contains("moutain") || id.getNamespace().contains("lake")) {
int y = getAverageY(world, center);
return new BlockPos(center.getX(), y, center.getZ());
}
else {
int y = getAverageYWG(world, center);
return new BlockPos(center.getX(), y, center.getZ());
}
}
protected int getAverageY(WorldGenLevel world, BlockPos center) {
int y = getYOnSurface(world, center.getX(), center.getZ());
y += getYOnSurface(world, center.getX() - 2, center.getZ() - 2);
y += getYOnSurface(world, center.getX() + 2, center.getZ() - 2);
y += getYOnSurface(world, center.getX() - 2, center.getZ() + 2);
y += getYOnSurface(world, center.getX() + 2, center.getZ() + 2);
return y / 5;
}
protected int getAverageYWG(WorldGenLevel world, BlockPos center) {
int y = getYOnSurfaceWG(world, center.getX(), center.getZ());
y += getYOnSurfaceWG(world, center.getX() - 2, center.getZ() - 2);
y += getYOnSurfaceWG(world, center.getX() + 2, center.getZ() - 2);
y += getYOnSurfaceWG(world, center.getX() - 2, center.getZ() + 2);
y += getYOnSurfaceWG(world, center.getX() + 2, center.getZ() + 2);
return y / 5;
}
@Override
public boolean place(WorldGenLevel world, ChunkGenerator chunkGenerator, Random random, BlockPos center, NoneFeatureConfiguration featureConfig) {
center = new BlockPos(((center.getX() >> 4) << 4) | 8, 128, ((center.getZ() >> 4) << 4) | 8);
center = getGround(world, center);
if (!canSpawn(world, center, random)) {
return false;
}
int posY = center.getY() + 1;
StructureTemplate structure = getStructure(world, center, random);
Rotation rotation = getRotation(world, center, random);
Mirror mirror = getMirror(world, center, random);
BlockPos offset = StructureTemplate.transform(structure.getSize(), mirror, rotation, BlockPos.ZERO);
center = center.offset(0, getYOffset(structure, world, center, random) + 0.5, 0);
BoundingBox bounds = makeBox(center);
StructurePlaceSettings placementData = new StructurePlaceSettings().setRotation(rotation).setMirror(mirror).setBoundingBox(bounds);
addStructureData(placementData);
center = center.offset(-offset.getX() * 0.5, 0, -offset.getZ() * 0.5);
structure.placeInWorldChunk(world, center, placementData, random);
TerrainMerge merge = getTerrainMerge(world, center, random);
int x1 = center.getX();
int z1 = center.getZ();
int x2 = x1 + offset.getX();
int z2 = z1 + offset.getZ();
if (merge != TerrainMerge.NONE) {
MutableBlockPos mut = new MutableBlockPos();
if (x2 < x1) {
int a = x1;
x1 = x2;
x2 = a;
}
if (z2 < z1) {
int a = z1;
z1 = z2;
z2 = a;
}
int surfMax = posY - 1;
for (int x = x1; x <= x2; x++) {
mut.setX(x);
for (int z = z1; z <= z2; z++) {
mut.setZ(z);
mut.setY(surfMax);
BlockState state = world.getBlockState(mut);
if (!state.is(BCLibTags.GEN_TERRAIN) && state.isFaceSturdy(world, mut, Direction.DOWN)) {
for (int i = 0; i < 10; i++) {
mut.setY(mut.getY() - 1);
BlockState stateSt = world.getBlockState(mut);
if (!stateSt.is(BCLibTags.GEN_TERRAIN)) {
if (merge == TerrainMerge.SURFACE) {
SurfaceBuilderConfiguration config = world.getBiome(mut).getGenerationSettings().getSurfaceBuilderConfig();
boolean isTop = mut.getY() == surfMax && state.getMaterial().isSolidBlocking();
BlockState top = isTop ? config.getTopMaterial() : config.getUnderMaterial();
BlocksHelper.setWithoutUpdate(world, mut, top);
}
else {
BlocksHelper.setWithoutUpdate(world, mut, state);
}
}
else {
if (stateSt.is(BCLibTags.END_GROUND) && state.getMaterial().isSolidBlocking()) {
if (merge == TerrainMerge.SURFACE) {
SurfaceBuilderConfiguration config = world.getBiome(mut).getGenerationSettings()
.getSurfaceBuilderConfig();
BlocksHelper.setWithoutUpdate(world, mut, config.getUnderMaterial());
}
else {
BlocksHelper.setWithoutUpdate(world, mut, state);
}
}
break;
}
}
}
}
}
}
//BlocksHelper.fixBlocks(world, new BlockPos(x1, center.getY(), z1), new BlockPos(x2, center.getY() + offset.getY(), z2));
return true;
}
protected BoundingBox makeBox(BlockPos pos) {
int sx = ((pos.getX() >> 4) << 4) - 16;
int sz = ((pos.getZ() >> 4) << 4) - 16;
int ex = sx + 47;
int ez = sz + 47;
return BoundingBox.createProper(sx, 0, sz, ex, 255, ez);
}
protected static StructureTemplate readStructure(ResourceLocation resource) {
String ns = resource.getNamespace();
String nm = resource.getPath();
try {
InputStream inputstream = MinecraftServer.class
.getResourceAsStream("/data/" + ns + "/structures/" + nm + ".nbt");
return readStructureFromStream(inputstream);
}
catch (IOException e) {
e.printStackTrace();
}
return null;
}
private static StructureTemplate readStructureFromStream(InputStream stream) throws IOException {
CompoundTag nbttagcompound = NbtIo.readCompressed(stream);
StructureTemplate template = new StructureTemplate();
template.load(nbttagcompound);
return template;
}
public static enum TerrainMerge {
NONE, SURFACE, OBJECT;
public static TerrainMerge getFromString(String type) {
if (type.equals("surface")) {
return SURFACE;
}
else if (type.equals("object")) {
return OBJECT;
}
else {
return NONE;
}
}
}
}