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