82 lines
2.7 KiB
Java
82 lines
2.7 KiB
Java
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package net.minecraft.world.entity.ai.goal;
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import java.util.EnumSet;
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import java.util.List;
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import javax.annotation.Nullable;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.world.entity.ai.targeting.TargetingConditions;
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import net.minecraft.world.entity.animal.Animal;
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public class BreedGoal extends Goal {
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private static final TargetingConditions PARTNER_TARGETING = TargetingConditions.forNonCombat().range(8.0).ignoreLineOfSight();
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protected final Animal animal;
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private final Class<? extends Animal> partnerClass;
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protected final ServerLevel level;
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@Nullable
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protected Animal partner;
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private int loveTime;
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private final double speedModifier;
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public BreedGoal(Animal p_25122_, double p_25123_) {
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this(p_25122_, p_25123_, (Class<? extends Animal>)p_25122_.getClass());
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}
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public BreedGoal(Animal p_25125_, double p_25126_, Class<? extends Animal> p_25127_) {
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this.animal = p_25125_;
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this.level = getServerLevel(p_25125_);
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this.partnerClass = p_25127_;
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this.speedModifier = p_25126_;
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this.setFlags(EnumSet.of(Goal.Flag.MOVE, Goal.Flag.LOOK));
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}
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@Override
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public boolean canUse() {
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if (!this.animal.isInLove()) {
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return false;
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} else {
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this.partner = this.getFreePartner();
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return this.partner != null;
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}
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}
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@Override
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public boolean canContinueToUse() {
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return this.partner.isAlive() && this.partner.isInLove() && this.loveTime < 60 && !this.partner.isPanicking();
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}
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@Override
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public void stop() {
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this.partner = null;
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this.loveTime = 0;
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}
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@Override
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public void tick() {
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this.animal.getLookControl().setLookAt(this.partner, 10.0F, this.animal.getMaxHeadXRot());
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this.animal.getNavigation().moveTo(this.partner, this.speedModifier);
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this.loveTime++;
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if (this.loveTime >= this.adjustedTickDelay(60) && this.animal.distanceToSqr(this.partner) < 9.0) {
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this.breed();
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}
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}
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@Nullable
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private Animal getFreePartner() {
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List<? extends Animal> list = this.level.getNearbyEntities(this.partnerClass, PARTNER_TARGETING, this.animal, this.animal.getBoundingBox().inflate(8.0));
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double d0 = Double.MAX_VALUE;
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Animal animal = null;
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for (Animal animal1 : list) {
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if (this.animal.canMate(animal1) && !animal1.isPanicking() && this.animal.distanceToSqr(animal1) < d0) {
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animal = animal1;
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d0 = this.animal.distanceToSqr(animal1);
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}
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}
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return animal;
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}
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protected void breed() {
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this.animal.spawnChildFromBreeding(this.level, this.partner);
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}
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}
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