97 lines
3.3 KiB
Java
97 lines
3.3 KiB
Java
package net.minecraft.world.entity.ai.goal;
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import java.util.List;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.util.Mth;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.MoverType;
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import net.minecraft.world.entity.PathfinderMob;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.entity.vehicle.AbstractBoat;
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import net.minecraft.world.phys.Vec3;
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import org.jetbrains.annotations.Nullable;
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public class FollowBoatGoal extends Goal {
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private int timeToRecalcPath;
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private final PathfinderMob mob;
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@Nullable
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private Player following;
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private BoatGoals currentGoal;
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public FollowBoatGoal(PathfinderMob mob) {
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this.mob = mob;
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}
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@Override
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public boolean canUse() {
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List<AbstractBoat> list = this.mob.level().getEntitiesOfClass(AbstractBoat.class, this.mob.getBoundingBox().inflate(5.0));
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boolean bl = false;
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for (AbstractBoat abstractBoat : list) {
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Entity entity = abstractBoat.getControllingPassenger();
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if (entity instanceof Player player && (Mth.abs(player.xxa) > 0.0F || Mth.abs(player.zza) > 0.0F)) {
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bl = true;
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break;
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}
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}
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return this.following != null && (Mth.abs(this.following.xxa) > 0.0F || Mth.abs(this.following.zza) > 0.0F) || bl;
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}
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@Override
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public boolean isInterruptable() {
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return true;
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}
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@Override
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public boolean canContinueToUse() {
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return this.following != null && this.following.isPassenger() && (Mth.abs(this.following.xxa) > 0.0F || Mth.abs(this.following.zza) > 0.0F);
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}
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@Override
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public void start() {
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for (AbstractBoat abstractBoat : this.mob.level().getEntitiesOfClass(AbstractBoat.class, this.mob.getBoundingBox().inflate(5.0))) {
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if (abstractBoat.getControllingPassenger() instanceof Player player) {
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this.following = player;
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break;
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}
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}
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this.timeToRecalcPath = 0;
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this.currentGoal = BoatGoals.GO_TO_BOAT;
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}
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@Override
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public void stop() {
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this.following = null;
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}
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@Override
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public void tick() {
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boolean bl = Mth.abs(this.following.xxa) > 0.0F || Mth.abs(this.following.zza) > 0.0F;
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float f = this.currentGoal == BoatGoals.GO_IN_BOAT_DIRECTION ? (bl ? 0.01F : 0.0F) : 0.015F;
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this.mob.moveRelative(f, new Vec3(this.mob.xxa, this.mob.yya, this.mob.zza));
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this.mob.move(MoverType.SELF, this.mob.getDeltaMovement());
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if (--this.timeToRecalcPath <= 0) {
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this.timeToRecalcPath = this.adjustedTickDelay(10);
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if (this.currentGoal == BoatGoals.GO_TO_BOAT) {
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BlockPos blockPos = this.following.blockPosition().relative(this.following.getDirection().getOpposite());
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blockPos = blockPos.offset(0, -1, 0);
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this.mob.getNavigation().moveTo(blockPos.getX(), blockPos.getY(), blockPos.getZ(), 1.0);
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if (this.mob.distanceTo(this.following) < 4.0F) {
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this.timeToRecalcPath = 0;
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this.currentGoal = BoatGoals.GO_IN_BOAT_DIRECTION;
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}
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} else if (this.currentGoal == BoatGoals.GO_IN_BOAT_DIRECTION) {
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Direction direction = this.following.getMotionDirection();
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BlockPos blockPos2 = this.following.blockPosition().relative(direction, 10);
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this.mob.getNavigation().moveTo(blockPos2.getX(), blockPos2.getY() - 1, blockPos2.getZ(), 1.0);
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if (this.mob.distanceTo(this.following) > 12.0F) {
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this.timeToRecalcPath = 0;
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this.currentGoal = BoatGoals.GO_TO_BOAT;
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}
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}
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}
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}
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}
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