69 lines
3.2 KiB
Java
69 lines
3.2 KiB
Java
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package net.minecraft.world.level.levelgen.structure.structures;
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import com.mojang.serialization.MapCodec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Instance;
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import java.util.Optional;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.world.level.EmptyBlockGetter;
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import net.minecraft.world.level.NoiseColumn;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.levelgen.WorldGenerationContext;
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import net.minecraft.world.level.levelgen.WorldgenRandom;
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import net.minecraft.world.level.levelgen.heightproviders.HeightProvider;
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import net.minecraft.world.level.levelgen.structure.Structure;
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import net.minecraft.world.level.levelgen.structure.StructureType;
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import net.minecraft.world.level.levelgen.structure.pieces.StructurePiecesBuilder;
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public class NetherFossilStructure extends Structure {
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public static final MapCodec<NetherFossilStructure> CODEC = RecordCodecBuilder.mapCodec(
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p_228585_ -> p_228585_.group(settingsCodec(p_228585_), HeightProvider.CODEC.fieldOf("height").forGetter(p_228583_ -> p_228583_.height))
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.apply(p_228585_, NetherFossilStructure::new)
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);
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public final HeightProvider height;
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public NetherFossilStructure(Structure.StructureSettings p_228573_, HeightProvider p_228574_) {
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super(p_228573_);
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this.height = p_228574_;
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}
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@Override
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public Optional<Structure.GenerationStub> findGenerationPoint(Structure.GenerationContext p_228576_) {
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WorldgenRandom worldgenrandom = p_228576_.random();
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int i = p_228576_.chunkPos().getMinBlockX() + worldgenrandom.nextInt(16);
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int j = p_228576_.chunkPos().getMinBlockZ() + worldgenrandom.nextInt(16);
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int k = p_228576_.chunkGenerator().getSeaLevel();
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WorldGenerationContext worldgenerationcontext = new WorldGenerationContext(p_228576_.chunkGenerator(), p_228576_.heightAccessor());
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int l = this.height.sample(worldgenrandom, worldgenerationcontext);
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NoiseColumn noisecolumn = p_228576_.chunkGenerator().getBaseColumn(i, j, p_228576_.heightAccessor(), p_228576_.randomState());
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BlockPos.MutableBlockPos blockpos$mutableblockpos = new BlockPos.MutableBlockPos(i, l, j);
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while (l > k) {
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BlockState blockstate = noisecolumn.getBlock(l);
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BlockState blockstate1 = noisecolumn.getBlock(--l);
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if (blockstate.isAir()
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&& (
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blockstate1.is(Blocks.SOUL_SAND)
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|| blockstate1.isFaceSturdy(EmptyBlockGetter.INSTANCE, blockpos$mutableblockpos.setY(l), Direction.UP)
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)) {
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break;
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}
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}
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if (l <= k) {
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return Optional.empty();
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} else {
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BlockPos blockpos = new BlockPos(i, l, j);
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return Optional.of(
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new Structure.GenerationStub(blockpos, p_228581_ -> NetherFossilPieces.addPieces(p_228576_.structureTemplateManager(), p_228581_, worldgenrandom, blockpos))
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);
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}
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}
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@Override
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public StructureType<?> type() {
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return StructureType.NETHER_FOSSIL;
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}
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}
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