minecraft-src/net/minecraft/world/level/levelgen/placement/HeightRangePlacement.java
2025-07-04 01:41:11 +03:00

45 lines
1.7 KiB
Java

package net.minecraft.world.level.levelgen.placement;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.stream.Stream;
import net.minecraft.core.BlockPos;
import net.minecraft.util.RandomSource;
import net.minecraft.world.level.levelgen.VerticalAnchor;
import net.minecraft.world.level.levelgen.heightproviders.HeightProvider;
import net.minecraft.world.level.levelgen.heightproviders.TrapezoidHeight;
import net.minecraft.world.level.levelgen.heightproviders.UniformHeight;
public class HeightRangePlacement extends PlacementModifier {
public static final MapCodec<HeightRangePlacement> CODEC = RecordCodecBuilder.mapCodec(
instance -> instance.group(HeightProvider.CODEC.fieldOf("height").forGetter(heightRangePlacement -> heightRangePlacement.height))
.apply(instance, HeightRangePlacement::new)
);
private final HeightProvider height;
private HeightRangePlacement(HeightProvider height) {
this.height = height;
}
public static HeightRangePlacement of(HeightProvider height) {
return new HeightRangePlacement(height);
}
public static HeightRangePlacement uniform(VerticalAnchor minInclusive, VerticalAnchor maxInclusive) {
return of(UniformHeight.of(minInclusive, maxInclusive));
}
public static HeightRangePlacement triangle(VerticalAnchor minInclusive, VerticalAnchor maxInclusive) {
return of(TrapezoidHeight.of(minInclusive, maxInclusive));
}
@Override
public Stream<BlockPos> getPositions(PlacementContext context, RandomSource random, BlockPos pos) {
return Stream.of(pos.atY(this.height.sample(random, context)));
}
@Override
public PlacementModifierType<?> type() {
return PlacementModifierType.HEIGHT_RANGE;
}
}