39 lines
1.9 KiB
Java
39 lines
1.9 KiB
Java
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package net.minecraft.world.entity.ai.behavior;
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import com.google.common.collect.ImmutableMap;
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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.util.valueproviders.IntProvider;
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import net.minecraft.world.entity.Mob;
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import net.minecraft.world.entity.ai.memory.MemoryModuleType;
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import net.minecraft.world.entity.ai.memory.MemoryStatus;
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import net.minecraft.world.phys.Vec3;
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public class RandomLookAround extends Behavior<Mob> {
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private final IntProvider interval;
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private final float maxYaw;
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private final float minPitch;
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private final float pitchRange;
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public RandomLookAround(IntProvider p_248963_, float p_251826_, float p_251456_, float p_249962_) {
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super(ImmutableMap.of(MemoryModuleType.LOOK_TARGET, MemoryStatus.VALUE_ABSENT, MemoryModuleType.GAZE_COOLDOWN_TICKS, MemoryStatus.VALUE_ABSENT));
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if (p_251456_ > p_249962_) {
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throw new IllegalArgumentException("Minimum pitch is larger than maximum pitch! " + p_251456_ + " > " + p_249962_);
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} else {
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this.interval = p_248963_;
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this.maxYaw = p_251826_;
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this.minPitch = p_251456_;
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this.pitchRange = p_249962_ - p_251456_;
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}
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}
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protected void start(ServerLevel p_250941_, Mob p_248765_, long p_251801_) {
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RandomSource randomsource = p_248765_.getRandom();
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float f = Mth.clamp(randomsource.nextFloat() * this.pitchRange + this.minPitch, -90.0F, 90.0F);
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float f1 = Mth.wrapDegrees(p_248765_.getYRot() + 2.0F * randomsource.nextFloat() * this.maxYaw - this.maxYaw);
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Vec3 vec3 = Vec3.directionFromRotation(f, f1);
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p_248765_.getBrain().setMemory(MemoryModuleType.LOOK_TARGET, new BlockPosTracker(p_248765_.getEyePosition().add(vec3)));
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p_248765_.getBrain().setMemory(MemoryModuleType.GAZE_COOLDOWN_TICKS, this.interval.sample(randomsource));
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}
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}
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