minecraft-src/net/minecraft/world/effect/WeavingMobEffect.java
2025-07-04 02:49:36 +03:00

51 lines
1.9 KiB
Java

package net.minecraft.world.effect;
import com.google.common.collect.Sets;
import java.util.Set;
import java.util.function.ToIntFunction;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.core.particles.ParticleTypes;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.util.RandomSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.level.GameRules;
import net.minecraft.world.level.block.Blocks;
class WeavingMobEffect extends MobEffect {
private final ToIntFunction<RandomSource> maxCobwebs;
protected WeavingMobEffect(MobEffectCategory category, int color, ToIntFunction<RandomSource> maxCobwebs) {
super(category, color, ParticleTypes.ITEM_COBWEB);
this.maxCobwebs = maxCobwebs;
}
@Override
public void onMobRemoved(ServerLevel level, LivingEntity entity, int amplifier, Entity.RemovalReason reason) {
if (reason == Entity.RemovalReason.KILLED && (entity instanceof Player || level.getGameRules().getBoolean(GameRules.RULE_MOBGRIEFING))) {
this.spawnCobwebsRandomlyAround(level, entity.getRandom(), entity.blockPosition());
}
}
private void spawnCobwebsRandomlyAround(ServerLevel level, RandomSource random, BlockPos pos) {
Set<BlockPos> set = Sets.<BlockPos>newHashSet();
int i = this.maxCobwebs.applyAsInt(random);
for (BlockPos blockPos : BlockPos.randomInCube(random, 15, pos, 1)) {
BlockPos blockPos2 = blockPos.below();
if (!set.contains(blockPos) && level.getBlockState(blockPos).canBeReplaced() && level.getBlockState(blockPos2).isFaceSturdy(level, blockPos2, Direction.UP)) {
set.add(blockPos.immutable());
if (set.size() >= i) {
break;
}
}
}
for (BlockPos blockPosx : set) {
level.setBlock(blockPosx, Blocks.COBWEB.defaultBlockState(), 3);
level.levelEvent(3018, blockPosx, 0);
}
}
}