72 lines
2.3 KiB
Java
72 lines
2.3 KiB
Java
package ru.betterend.world.features;
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import java.util.Random;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.BlockPos.MutableBlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.world.level.WorldGenLevel;
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import net.minecraft.world.level.chunk.ChunkGenerator;
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import net.minecraft.world.level.levelgen.Heightmap;
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import net.minecraft.world.level.levelgen.feature.FeaturePlaceContext;
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import net.minecraft.world.level.levelgen.feature.configurations.NoneFeatureConfiguration;
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import ru.bclib.util.BlocksHelper;
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import ru.bclib.util.MHelper;
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import ru.bclib.world.features.DefaultFeature;
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public abstract class WallScatterFeature extends DefaultFeature {
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private static final Direction[] DIR = BlocksHelper.makeHorizontal();
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private final int radius;
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public WallScatterFeature(int radius) {
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this.radius = radius;
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}
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public abstract boolean canGenerate(WorldGenLevel world, Random random, BlockPos pos, Direction dir);
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public abstract void generate(WorldGenLevel world, Random random, BlockPos pos, Direction dir);
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@Override
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public boolean place(FeaturePlaceContext<NoneFeatureConfiguration> featureConfig) {
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Random random = featureConfig.random();
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BlockPos center = featureConfig.origin();
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WorldGenLevel world = featureConfig.level();
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int maxY = world.getHeight(Heightmap.Types.WORLD_SURFACE, center.getX(), center.getZ());
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int minY = BlocksHelper.upRay(world, new BlockPos(center.getX(), 0, center.getZ()), maxY);
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if (maxY < 10 || maxY < minY) {
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return false;
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}
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int py = MHelper.randRange(minY, maxY, random);
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MutableBlockPos mut = new MutableBlockPos();
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for (int x = -radius; x <= radius; x++) {
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mut.setX(center.getX() + x);
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for (int y = -radius; y <= radius; y++) {
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mut.setY(py + y);
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for (int z = -radius; z <= radius; z++) {
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mut.setZ(center.getZ() + z);
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if (random.nextInt(4) == 0 && world.isEmptyBlock(mut)) {
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shuffle(random);
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for (Direction dir : DIR) {
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if (canGenerate(world, random, mut, dir)) {
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generate(world, random, mut, dir);
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break;
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}
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}
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}
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}
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}
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}
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return true;
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}
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private void shuffle(Random random) {
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for (int i = 0; i < 4; i++) {
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int j = random.nextInt(4);
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Direction d = DIR[i];
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DIR[i] = DIR[j];
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DIR[j] = d;
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}
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}
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}
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