111 lines
4.0 KiB
Java
111 lines
4.0 KiB
Java
package net.minecraft.world.entity.ai.goal;
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import java.util.EnumSet;
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import java.util.function.Predicate;
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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.EntitySelector;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.PathfinderMob;
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import net.minecraft.world.entity.ai.navigation.PathNavigation;
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import net.minecraft.world.entity.ai.targeting.TargetingConditions;
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import net.minecraft.world.entity.ai.util.DefaultRandomPos;
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import net.minecraft.world.level.pathfinder.Path;
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import net.minecraft.world.phys.Vec3;
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public class AvoidEntityGoal<T extends LivingEntity> extends Goal {
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protected final PathfinderMob mob;
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private final double walkSpeedModifier;
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private final double sprintSpeedModifier;
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@Nullable
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protected T toAvoid;
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protected final float maxDist;
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@Nullable
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protected Path path;
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protected final PathNavigation pathNav;
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protected final Class<T> avoidClass;
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protected final Predicate<LivingEntity> avoidPredicate;
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protected final Predicate<LivingEntity> predicateOnAvoidEntity;
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private final TargetingConditions avoidEntityTargeting;
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public AvoidEntityGoal(PathfinderMob p_25027_, Class<T> p_25028_, float p_25029_, double p_25030_, double p_25031_) {
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this(p_25027_, p_25028_, p_25052_ -> true, p_25029_, p_25030_, p_25031_, EntitySelector.NO_CREATIVE_OR_SPECTATOR::test);
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}
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public AvoidEntityGoal(
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PathfinderMob p_25040_,
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Class<T> p_25041_,
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Predicate<LivingEntity> p_25042_,
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float p_25043_,
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double p_25044_,
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double p_25045_,
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Predicate<LivingEntity> p_25046_
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) {
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this.mob = p_25040_;
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this.avoidClass = p_25041_;
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this.avoidPredicate = p_25042_;
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this.maxDist = p_25043_;
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this.walkSpeedModifier = p_25044_;
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this.sprintSpeedModifier = p_25045_;
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this.predicateOnAvoidEntity = p_25046_;
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this.pathNav = p_25040_.getNavigation();
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this.setFlags(EnumSet.of(Goal.Flag.MOVE));
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this.avoidEntityTargeting = TargetingConditions.forCombat()
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.range(p_25043_)
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.selector((p_359091_, p_359092_) -> p_25046_.test(p_359091_) && p_25042_.test(p_359091_));
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}
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public AvoidEntityGoal(PathfinderMob p_25033_, Class<T> p_25034_, float p_25035_, double p_25036_, double p_25037_, Predicate<LivingEntity> p_25038_) {
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this(p_25033_, p_25034_, p_25049_ -> true, p_25035_, p_25036_, p_25037_, p_25038_);
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}
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@Override
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public boolean canUse() {
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this.toAvoid = getServerLevel(this.mob)
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.getNearestEntity(
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this.mob.level().getEntitiesOfClass(this.avoidClass, this.mob.getBoundingBox().inflate(this.maxDist, 3.0, this.maxDist), p_148078_ -> true),
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this.avoidEntityTargeting,
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this.mob,
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this.mob.getX(),
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this.mob.getY(),
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this.mob.getZ()
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);
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if (this.toAvoid == null) {
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return false;
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} else {
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Vec3 vec3 = DefaultRandomPos.getPosAway(this.mob, 16, 7, this.toAvoid.position());
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if (vec3 == null) {
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return false;
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} else if (this.toAvoid.distanceToSqr(vec3.x, vec3.y, vec3.z) < this.toAvoid.distanceToSqr(this.mob)) {
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return false;
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} else {
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this.path = this.pathNav.createPath(vec3.x, vec3.y, vec3.z, 0);
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return this.path != null;
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}
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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.pathNav.isDone();
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}
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@Override
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public void start() {
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this.pathNav.moveTo(this.path, this.walkSpeedModifier);
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}
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@Override
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public void stop() {
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this.toAvoid = null;
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}
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@Override
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public void tick() {
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if (this.mob.distanceToSqr(this.toAvoid) < 49.0) {
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this.mob.getNavigation().setSpeedModifier(this.sprintSpeedModifier);
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} else {
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this.mob.getNavigation().setSpeedModifier(this.walkSpeedModifier);
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}
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}
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} |