84 lines
3.1 KiB
Java
84 lines
3.1 KiB
Java
package net.citizensnpcs.npc.ai;
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import net.citizensnpcs.Settings.Setting;
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import net.citizensnpcs.api.ai.NavigatorParameters;
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import net.citizensnpcs.api.ai.TargetType;
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import net.citizensnpcs.api.ai.event.CancelReason;
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import net.citizensnpcs.api.astar.AStarMachine;
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import net.citizensnpcs.api.astar.pathfinder.ChunkBlockSource;
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import net.citizensnpcs.api.astar.pathfinder.Path;
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import net.citizensnpcs.api.astar.pathfinder.VectorGoal;
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import net.citizensnpcs.api.astar.pathfinder.VectorNode;
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import net.citizensnpcs.api.npc.NPC;
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import net.citizensnpcs.util.NMS;
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import net.citizensnpcs.util.Util;
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import org.bukkit.Effect;
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import org.bukkit.Location;
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import org.bukkit.util.Vector;
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public class AStarNavigationStrategy extends AbstractPathStrategy {
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private final Location destination;
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private final NPC npc;
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private final NavigatorParameters params;
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private Path plan;
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private Vector vector;
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AStarNavigationStrategy(NPC npc, Location dest, NavigatorParameters params) {
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super(TargetType.LOCATION);
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this.params = params;
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this.destination = dest;
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this.npc = npc;
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Location location = Util.getEyeLocation(npc.getEntity());
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plan = ASTAR.runFully(new VectorGoal(dest, (float) params.distanceMargin()), new VectorNode(location,
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new ChunkBlockSource(location, params.range()), params.examiners()), 50000);
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if (plan == null || plan.isComplete()) {
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setCancelReason(CancelReason.STUCK);
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} else {
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vector = plan.getCurrentVector();
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}
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}
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@Override
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public Location getTargetAsLocation() {
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return destination;
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}
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@Override
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public void stop() {
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plan = null;
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}
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@Override
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public boolean update() {
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if (getCancelReason() != null || plan == null || plan.isComplete()) {
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return true;
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}
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if (npc.getEntity().getLocation(NPC_LOCATION).toVector().distanceSquared(vector) <= params.distanceMargin()) {
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plan.update(npc);
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if (plan.isComplete()) {
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return true;
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}
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vector = plan.getCurrentVector();
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}
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net.minecraft.server.v1_6_R3.Entity handle = NMS.getHandle(npc.getEntity());
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double dX = vector.getBlockX() - handle.locX;
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double dZ = vector.getBlockZ() - handle.locZ;
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double dY = vector.getY() - handle.locY;
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double xzDistance = dX * dX + dZ * dZ;
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double distance = xzDistance + dY * dY;
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if (Setting.DEBUG_PATHFINDING.asBoolean()) {
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for (int i = 0; i < 5; i++) {
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npc.getEntity().getWorld().playEffect(npc.getStoredLocation(), Effect.MOBSPAWNER_FLAMES, 0);
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}
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}
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if (distance > 0 && dY > 0 && xzDistance <= 2.75) {
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NMS.setShouldJump(npc.getEntity());
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}
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NMS.setDestination(npc.getEntity(), vector.getX(), vector.getY(), vector.getZ(), params.speed());
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return false;
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}
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private static final AStarMachine<VectorNode, Path> ASTAR = AStarMachine.createWithDefaultStorage();
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private static final Location NPC_LOCATION = new Location(null, 0, 0, 0);
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} |