38 lines
1.3 KiB
Java
38 lines
1.3 KiB
Java
package net.minecraft.world.entity.ai.sensing;
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import com.google.common.collect.ImmutableSet;
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import java.util.Set;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.world.damagesource.DamageSource;
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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.ai.Brain;
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import net.minecraft.world.entity.ai.memory.MemoryModuleType;
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public class HurtBySensor extends Sensor<LivingEntity> {
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@Override
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public Set<MemoryModuleType<?>> requires() {
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return ImmutableSet.of(MemoryModuleType.HURT_BY, MemoryModuleType.HURT_BY_ENTITY);
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}
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@Override
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protected void doTick(ServerLevel level, LivingEntity entity) {
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Brain<?> brain = entity.getBrain();
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DamageSource damageSource = entity.getLastDamageSource();
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if (damageSource != null) {
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brain.setMemory(MemoryModuleType.HURT_BY, entity.getLastDamageSource());
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Entity entity2 = damageSource.getEntity();
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if (entity2 instanceof LivingEntity) {
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brain.setMemory(MemoryModuleType.HURT_BY_ENTITY, (LivingEntity)entity2);
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}
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} else {
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brain.eraseMemory(MemoryModuleType.HURT_BY);
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}
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brain.getMemory(MemoryModuleType.HURT_BY_ENTITY).ifPresent(livingEntity -> {
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if (!livingEntity.isAlive() || livingEntity.level() != level) {
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brain.eraseMemory(MemoryModuleType.HURT_BY_ENTITY);
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}
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});
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}
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}
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