68 lines
2.5 KiB
Java
68 lines
2.5 KiB
Java
package net.minecraft.world.effect;
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import com.google.common.annotations.VisibleForTesting;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.function.ToIntFunction;
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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.Mth;
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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.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.monster.Slime;
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import net.minecraft.world.level.GameRules;
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import net.minecraft.world.level.Level;
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class OozingMobEffect extends MobEffect {
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private static final int RADIUS_TO_CHECK_SLIMES = 2;
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public static final int SLIME_SIZE = 2;
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private final ToIntFunction<RandomSource> spawnedCount;
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protected OozingMobEffect(MobEffectCategory category, int color, ToIntFunction<RandomSource> spawnedCount) {
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super(category, color, ParticleTypes.ITEM_SLIME);
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this.spawnedCount = spawnedCount;
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}
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@VisibleForTesting
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protected static int numberOfSlimesToSpawn(int maxEntityCramming, OozingMobEffect.NearbySlimes nearbySlimes, int spawnCount) {
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return maxEntityCramming < 1 ? spawnCount : Mth.clamp(0, maxEntityCramming - nearbySlimes.count(maxEntityCramming), spawnCount);
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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) {
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int i = this.spawnedCount.applyAsInt(entity.getRandom());
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int j = level.getGameRules().getInt(GameRules.RULE_MAX_ENTITY_CRAMMING);
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int k = numberOfSlimesToSpawn(j, OozingMobEffect.NearbySlimes.closeTo(entity), i);
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for (int l = 0; l < k; l++) {
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this.spawnSlimeOffspring(entity.level(), entity.getX(), entity.getY() + 0.5, entity.getZ());
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}
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}
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}
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private void spawnSlimeOffspring(Level level, double x, double y, double z) {
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Slime slime = EntityType.SLIME.create(level, EntitySpawnReason.TRIGGERED);
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if (slime != null) {
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slime.setSize(2, true);
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slime.snapTo(x, y, z, level.getRandom().nextFloat() * 360.0F, 0.0F);
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level.addFreshEntity(slime);
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}
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}
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@FunctionalInterface
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protected interface NearbySlimes {
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int count(int i);
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static OozingMobEffect.NearbySlimes closeTo(LivingEntity entity) {
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return i -> {
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List<Slime> list = new ArrayList();
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entity.level().getEntities(EntityType.SLIME, entity.getBoundingBox().inflate(2.0), slime -> slime != entity, list, i);
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return list.size();
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};
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}
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}
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}
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