Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- robocode:tracking [2015/03/30 14:33] – ros
+++ robocode:tracking [2020/10/13 14:25] (aktuell) – Externe Bearbeitung 127.0.0.1
@@ Zeile 6: / Zeile 6: @@
 <code java>
+import robocode.*;
+import robocode.util.*;
 public class EnemyRobot
 {
     private Robot ownRobot;
     private String name;
+    private double velocity;
     private double x;
     private double y;
@@ Zeile 20: / Zeile 24: @@
     public void update(ScannedRobotEvent e) {
         double headingToRobot = ownRobot.getHeading() + e.getBearing();
+        velocity = e.getVelocity();
         x = ownRobot.getX() + e.getDistance() * Math.sin(Math.toRadians(headingToRobot));
         y = ownRobot.getY() + e.getDistance() * Math.cos(Math.toRadians(headingToRobot));
+    }
+    public double getDistance() {
+        double dx = x - ownRobot.getX();
+        double dy = y - ownRobot.getY();
+        return Math.sqrt(dx*dx + dy*dy);
+    }
+    public double getHeading() {
+        return Utils.normalAbsoluteAngleDegrees(Math.toDegrees(Math.atan2(x - ownRobot.getX(), y - ownRobot.getY())));
     }
     public String getName() {
         return name;
+    }
+    public double getVelocity() {
+        return velocity;
     }
@@ Zeile 52: / Zeile 71: @@
         enemies = new HashMap<String, EnemyRobot>();
         this.ownRobot = ownRobot;
+    }
+    // Idea by Michael Marti
+    public EnemyRobot getClosestEnemy() {
+        EnemyRobot closest = null;
+        for (EnemyRobot enemy : getEnemies()) {
+            if (closest == null || enemy.getDistance() < closest.getDistance()) {
+                closest = enemy;
+            }
+		}
+        return closest;
     }