fix: almost working, physics is still broken

core/src/sagittarius/model/Arrow.java

@@ -5,6 +5,7 @@ import java.util.ArrayList;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
+import com.badlogic.gdx.math.MathUtils;
 import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 
@@ -34,10 +35,13 @@ public class Arrow extends Actor {
      */
     Arrow(float angle, float power, Player shooter) {
         super();
-        this.setPosition(shooter.getX(), shooter.getY());
+        this.setPosition(shooter.getX() + shooter.getWidth() * MathUtils.cosDeg(shooter.getRotation()),
+                         shooter.getY() + shooter.getWidth() * MathUtils.sinDeg(shooter.getRotation()));
         this.velocity = new Vector2(power, 0).setAngleDeg(angle);
         this.acceleration = new Vector2();
         this.force = computeForce();
+        this.setSize(100, 0);
+        this.setOrigin(50, 0);
     }
 
 // ---------- METHODs ----------
@@ -72,6 +76,10 @@ public class Arrow extends Actor {
         this.TTL -= dt;
         this.setRotation(this.velocity.angleDeg());
 
+        if (TTL <= 0) {
+            GameScreen.arrows.removeActor(this);
+        }
+
     }
 
     /**

core/src/sagittarius/model/Bow.java

@@ -44,19 +44,20 @@ class Bow extends Actor {
             computeArrow();
         } else if (pressed) {
             // Sagittarius.arrowList.add(getArrow());
+            GameScreen.arrows.addActor(getArrow());
             pressed = false;
         }
 
     }
 
-    // /** 
-    //  * Generates an Arrow according to the Bow's attributes.
-    //  * 
-    //  * @return an Arrow.
-    //  */
-    // private Arrow getArrow() {
-    //     return new Arrow(angle, power, shooter);
-    // }
+    /** 
+     * Generates an Arrow according to the Bow's attributes.
+     * 
+     * @return an Arrow.
+     */
+    private Arrow getArrow() {
+        return new Arrow(angle, power, shooter);
+    }
 
     /**
      * Converts the Bow's attributes to apply it

core/src/sagittarius/view/GameScreen.java

@@ -17,8 +17,9 @@ public class GameScreen extends BaseScreen {
     private static Vector3 unprojectedCursor;
 	public static Vector2 worldCursor;
 
-    // planets = attractors for arrows
-    public static Group planets; // TODO: move this in SagittariusGame ?
+    // Groups  // TODO: move this in SagittariusGame ?
+    public static Group planets;
+    public static Group arrows;
 
 // ---------- METHODs ----------
 
@@ -40,12 +41,14 @@ public class GameScreen extends BaseScreen {
         mainStage.addActor(planets);
 
         // players
-
         Player player1 = new Player(planet1, Color.WHITE);
         mainStage.addActor(player1);
 
-        // others
+        // arrows
+        arrows = new Group();
+        mainStage.addActor(arrows);
 
+        // others
         FPS fpsCounter = new FPS();
         uiStage.addActor(fpsCounter);