68 lines
2.1 KiB
Java
68 lines
2.1 KiB
Java
package ru.betterend.world.features;
|
|
|
|
import java.util.Random;
|
|
|
|
import net.minecraft.core.BlockPos;
|
|
import net.minecraft.core.BlockPos.MutableBlockPos;
|
|
import net.minecraft.core.Direction;
|
|
import net.minecraft.world.Heightmap;
|
|
import net.minecraft.world.StructureWorldAccess;
|
|
import net.minecraft.world.gen.chunk.ChunkGenerator;
|
|
import net.minecraft.world.gen.feature.DefaultFeatureConfig;
|
|
import ru.betterend.util.BlocksHelper;
|
|
import ru.betterend.util.MHelper;
|
|
|
|
public abstract class WallScatterFeature extends DefaultFeature {
|
|
private static final Direction[] DIR = BlocksHelper.makeHorizontal();
|
|
private final int radius;
|
|
|
|
public WallScatterFeature(int radius) {
|
|
this.radius = radius;
|
|
}
|
|
|
|
public abstract boolean canGenerate(StructureWorldAccess world, Random random, BlockPos pos, Direction dir);
|
|
|
|
public abstract void generate(StructureWorldAccess world, Random random, BlockPos pos, Direction dir);
|
|
|
|
@Override
|
|
public boolean generate(StructureWorldAccess world, ChunkGenerator chunkGenerator, Random random, BlockPos center,
|
|
DefaultFeatureConfig featureConfig) {
|
|
int maxY = world.getTopY(Heightmap.Type.WORLD_SURFACE, center.getX(), center.getZ());
|
|
int minY = BlocksHelper.upRay(world, new BlockPos(center.getX(), 0, center.getZ()), maxY);
|
|
if (maxY < 10 || maxY < minY) {
|
|
return false;
|
|
}
|
|
int py = MHelper.randRange(minY, maxY, random);
|
|
|
|
MutableBlockPos mut = new MutableBlockPos();
|
|
for (int x = -radius; x <= radius; x++) {
|
|
mut.setX(center.getX() + x);
|
|
for (int y = -radius; y <= radius; y++) {
|
|
mut.setY(py + y);
|
|
for (int z = -radius; z <= radius; z++) {
|
|
mut.setZ(center.getZ() + z);
|
|
if (random.nextInt(4) == 0 && world.isAir(mut)) {
|
|
shuffle(random);
|
|
for (Direction dir : DIR) {
|
|
if (canGenerate(world, random, mut, dir)) {
|
|
generate(world, random, mut, dir);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
private void shuffle(Random random) {
|
|
for (int i = 0; i < 4; i++) {
|
|
int j = random.nextInt(4);
|
|
Direction d = DIR[i];
|
|
DIR[i] = DIR[j];
|
|
DIR[j] = d;
|
|
}
|
|
}
|
|
}
|