53 lines
1.6 KiB
Java
53 lines
1.6 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 net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.Mob;
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import net.minecraft.world.phys.Vec3;
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public class LeapAtTargetGoal extends Goal {
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private final Mob mob;
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private LivingEntity target;
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private final float yd;
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public LeapAtTargetGoal(Mob p_25492_, float p_25493_) {
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this.mob = p_25492_;
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this.yd = p_25493_;
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this.setFlags(EnumSet.of(Goal.Flag.JUMP, Goal.Flag.MOVE));
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}
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@Override
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public boolean canUse() {
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if (this.mob.hasControllingPassenger()) {
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return false;
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} else {
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this.target = this.mob.getTarget();
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if (this.target == null) {
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return false;
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} else {
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double d0 = this.mob.distanceToSqr(this.target);
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if (d0 < 4.0 || d0 > 16.0) {
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return false;
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} else {
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return !this.mob.onGround() ? false : this.mob.getRandom().nextInt(reducedTickDelay(5)) == 0;
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}
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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.mob.onGround();
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}
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@Override
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public void start() {
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Vec3 vec3 = this.mob.getDeltaMovement();
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Vec3 vec31 = new Vec3(this.target.getX() - this.mob.getX(), 0.0, this.target.getZ() - this.mob.getZ());
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if (vec31.lengthSqr() > 1.0E-7) {
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vec31 = vec31.normalize().scale(0.4).add(vec3.scale(0.2));
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}
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this.mob.setDeltaMovement(vec31.x, this.yd, vec31.z);
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}
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}
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