BetterEnd/src/main/java/ru/betterend/world/features/CrashedShipFeature.java
2020-12-14 17:53:38 +03:00

89 lines
3.5 KiB
Java

package ru.betterend.world.features;
import java.util.Random;
import net.minecraft.structure.Structure;
import net.minecraft.structure.StructurePlacementData;
import net.minecraft.structure.processor.BlockIgnoreStructureProcessor;
import net.minecraft.util.BlockMirror;
import net.minecraft.util.BlockRotation;
import net.minecraft.util.math.BlockBox;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.StructureWorldAccess;
import net.minecraft.world.gen.chunk.ChunkGenerator;
import net.minecraft.world.gen.feature.DefaultFeatureConfig;
import ru.betterend.registry.EndTags;
import ru.betterend.util.BlocksHelper;
import ru.betterend.util.MHelper;
import ru.betterend.util.StructureHelper;
public class CrashedShipFeature extends NBTStructureFeature {
private static final String STRUCTURE_PATH = "/data/minecraft/structures/end_city/ship.nbt";
@Override
protected Structure getStructure(StructureWorldAccess world, BlockPos pos, Random random) {
return StructureHelper.readStructure(STRUCTURE_PATH);
}
@Override
protected boolean canSpawn(StructureWorldAccess world, BlockPos pos, Random random) {
return pos.getY() > 58 && world.getBlockState(pos.down()).isIn(EndTags.GEN_TERRAIN);
}
@Override
protected BlockRotation getRotation(StructureWorldAccess world, BlockPos pos, Random random) {
return BlockRotation.random(random);
}
@Override
protected BlockMirror getMirror(StructureWorldAccess world, BlockPos pos, Random random) {
return BlockMirror.values()[random.nextInt(3)];
}
@Override
protected int getYOffset(Structure structure, StructureWorldAccess world, BlockPos pos, Random random) {
int min = structure.getSize().getY() >> 3;
int max = structure.getSize().getY() >> 2;
return -MHelper.randRange(min, max, random);
}
@Override
protected TerrainMerge getTerrainMerge(StructureWorldAccess world, BlockPos pos, Random random) {
return TerrainMerge.NONE;
}
@Override
public boolean generate(StructureWorldAccess world, ChunkGenerator chunkGenerator, Random random, BlockPos center, DefaultFeatureConfig 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;
}
Structure structure = getStructure(world, center, random);
BlockRotation rotation = getRotation(world, center, random);
BlockMirror mirror = getMirror(world, center, random);
BlockPos offset = Structure.transformAround(structure.getSize(), mirror, rotation, BlockPos.ORIGIN);
center = center.add(0, getYOffset(structure, world, center, random) + 0.5, 0);
StructurePlacementData placementData = new StructurePlacementData().setRotation(rotation).setMirror(mirror);
center = center.add(-offset.getX() * 0.5, 0, -offset.getZ() * 0.5);
BlockBox bounds = makeBox(center);
BlockBox structB = structure.calculateBoundingBox(placementData, center);
bounds = StructureHelper.intersectBoxes(bounds, structB);
addStructureData(placementData);
structure.place(world, center, placementData.setBoundingBox(bounds), random);
StructureHelper.erodeIntense(world, bounds, random);
BlocksHelper.fixBlocks(world, new BlockPos(bounds.minX, bounds.minY, bounds.minZ), new BlockPos(bounds.maxX, bounds.maxY, bounds.maxZ));
return true;
}
@Override
protected void addStructureData(StructurePlacementData data) {
data.addProcessor(BlockIgnoreStructureProcessor.IGNORE_AIR_AND_STRUCTURE_BLOCKS).setIgnoreEntities(true);
}
}