public double getDistance(Vector<VivaeObject> objects) {
    GeneralPath thisPath = new GeneralPath(this.getTransformedShape());
    PathIntersection pi = new PathIntersection();
    Point2D.Double[] points;
    double dist = ray_length;
    double nd;
    for (VivaeObject vivaeObject : objects) {
      if (vivaeObject != this.owner) {
        GeneralPath gp = new GeneralPath(vivaeObject.getTransformedShape());
        points = pi.getIntersections(thisPath, gp);
        for (Point2D.Double point : points) {
          nd = pi.euclideanDistance(point.getX(), point.getY(), owner.getX(), owner.getY());
          if (nd < dist) {
            dist = nd;
          }
          // System.out.println(dist);
        }
      }
    }

    opacity = Math.max((float) (1d - (dist / ray_length)), opacity);
    opacityOfRay = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, opacity);

    return 1d - (dist / ray_length);
  }
 /**
  * Method intersects area of Sensor and all VivaeObjects and returns those that have non-zero
  * intersection.
  *
  * @param objects Vector of VivaeObjects that are checked for collision with the body of Sensor.
  * @return Vector of VivaeObjects that are in collision with the body of Sensor.
  */
 public Vector<VivaeObject> getVivaesOnSight(Vector<VivaeObject> objects) {
   Vector<VivaeObject> objectsOnSight = new Vector<VivaeObject>();
   // for (VivaeObject vivaeObject : objects) {
   GeneralPath thisPath = new GeneralPath(this.getTransformedShape());
   PathIntersection pi = new PathIntersection();
   Point2D.Double[] points;
   for (VivaeObject vivaeObject : getCloseVivaes(objects)) {
     if (vivaeObject != this.owner) {
       GeneralPath gp = new GeneralPath(vivaeObject.getTransformedShape());
       points = pi.getIntersections(thisPath, gp);
       /*
       for(Point2D.Double point : points){
       System.out.println("x = "+point.getX()+" y = "+point.getY());
       System.out.println("owner x = "+owner.getX()+" owner y = "+owner.getY());
       System.out.println(pi.euclideanDistance(point.getX(),point.getY(),owner.getX(),owner.getY()));
       }*/
       if (points.length > 0) {
         objectsOnSight.add(vivaeObject);
       }
       /*Area actArea = (Area) vivaeObject.getArea().clone();
       actArea.intersect(this.getArea());
       if (!actArea.isEmpty()) objectsOnSight.add(vivaeObject);             */
       //             if(vivaeObject instanceof roboneat.RoboNeatRobot)System.out.println("robot
       // seen by"+this.owner);
     }
   }
   return objectsOnSight;
 }
Exemple #3
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 /**
  * Method intersects area of Sensor and all VivaeObjects and returns those that have non-zero
  * intersection.
  *
  * @param objects Vector of VivaeObjects that are checked for collision with the body of Sensor.
  * @return Vector of VivaeObjects that are in collision with the body of Sensor.
  */
 public Vector<VivaeObject> getVivaesOnSight(Vector<VivaeObject> objects) {
   Vector<VivaeObject> objectsOnSight = new Vector<VivaeObject>();
   // for (VivaeObject vivaeObject : objects) {
   for (VivaeObject vivaeObject : getCloseVivaes(objects, owner.getArena().getWalls())) {
     if (vivaeObject != this.owner) {
       Area actArea = (Area) vivaeObject.getArea().clone();
       actArea.intersect(this.getArea());
       if (!actArea.isEmpty()) objectsOnSight.add(vivaeObject);
       //             if(vivaeObject instanceof roboneat.RoboNeatRobot)System.out.println("robot
       // seen by"+this.owner);
     }
   }
   return objectsOnSight;
 }
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  /**
   * This method removes all VivaeObjects that are further from owner of this Sensor than length of
   * the Sensor is.
   *
   * @param objects Vector of all VivaeObjects that are checked for distance from owner of this
   *     Sensor.
   * @param walls Vector of walls that can contain enclosing walls in Arena.
   * @return new Vector of VivaeObjects that are close enough to be in range of Sensor.
   */
  public Vector<VivaeObject> getCloseVivaes(Vector<VivaeObject> objects, Vector<Fixed> walls) {

    Vector<VivaeObject> closeObjects = new Vector<VivaeObject>();
    for (VivaeObject vivae : objects) {
      if (vivae.getBoundingCircleRadius() + ray_length
          > vivae.getBody().getPosition().distance(ownerBody.getPosition())) {
        closeObjects.add(vivae);
      }
    }
    if (!owner.getArena().isEnclosedWithWalls()) return closeObjects;
    float xPos = owner.getBody().getPosition().getX();
    float yPos = owner.getBody().getPosition().getY();
    if (ray_length > yPos) closeObjects.add(walls.get(0));
    else if (owner.getArena().screenHeight - ray_length < yPos) closeObjects.add(walls.get(1));
    if (ray_length > xPos) closeObjects.add(walls.get(3));
    else if (owner.getArena().screenWidth - ray_length < xPos) closeObjects.add(walls.get(2));
    return closeObjects;
  }
Exemple #5
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  @Override
  /** Paints up the arena and all the surfaces and objects inside using DoubleBuffering. */
  public void paint(Graphics g) {
    if (offscreen == null) {
      return;
    }
    bufferGraphics.setColor(Color.WHITE);
    bufferGraphics.fillRect(this.getX(), this.getY(), screenWidth, screenHeight);

    for (Surface vivaeObject : surfaces) {
      vivaeObject.paintComponent(bufferGraphics);
    }
    for (Passive vivaeObject : getPassives()) {
      vivaeObject.paintComponent(bufferGraphics, isObjectsOnSightBlinking);
    }
    for (VivaeObject vivaeObject : getPaintable()) {
      vivaeObject.paintComponent(bufferGraphics, isObjectsOnSightBlinking);
    }
    for (Active active : actives) {
      active.paintComponent(bufferGraphics, isObjectsOnSightBlinking);
    }
    g.drawImage(offscreen, 0, 0, this);
  }
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 public Surface getSurfaceUnderVivaeObject(VivaeObject actor) {
   Vector<Surface> surfacesActorIsOn = new Vector<Surface>();
   Surface srfc = null;
   for (Surface surface : surfaces) {
     srfc = surface;
     Area actArea = actor.getArea();
     actArea.intersect(srfc.getArea());
     if (!actArea.isEmpty()) {
       surfacesActorIsOn.add(srfc);
     }
   }
   if (surfacesActorIsOn.isEmpty()) {
     return null;
   }
   srfc = surfacesActorIsOn.get(surfacesActorIsOn.size() - 1);
   return srfc;
 }
Exemple #7
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 /**
  * Returns a coefficient of the surface the VivaeObject is on or 0 if there is no surface.
  *
  * @param actor
  */
 public float getFrictionOfSurface(VivaeObject actor) {
   Vector<Surface> surfacesActorIsOn = new Vector<Surface>();
   Surface srfc;
   for (Surface surface : surfaces) {
     srfc = surface;
     Area actArea = actor.getArea();
     actArea.intersect(srfc.getArea());
     if (!actArea.isEmpty()) {
       surfacesActorIsOn.add(srfc);
     }
   }
   if (surfacesActorIsOn.isEmpty()) {
     return 0f;
   }
   srfc = surfacesActorIsOn.get(surfacesActorIsOn.size() - 1);
   return srfc.getFriction();
 }
Exemple #8
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  /**
   * Returns a coefficient of the surface the VivaeObject is on or 0 if there is no surface.
   *
   * @param actor
   */
  public float getFrictionOfSurface(VivaeObject actor) {

    ArrayList<Surface> surfacesActorIsOn = new ArrayList<Surface>();
    Surface srfc;
    Area actArea = actor.getArea();

    for (Surface surface : surfaces) {
      srfc = surface;
      Area actor2intersect = (Area) actArea.clone();
      actor2intersect.intersect(srfc.getArea());
      if (!actor2intersect.isEmpty()) {
        surfacesActorIsOn.add(srfc);
      }
    }
    if (surfacesActorIsOn.isEmpty()) {
      return 0f;
    }
    srfc = surfacesActorIsOn.get(surfacesActorIsOn.size() - 1);

    float res = srfc.getFriction();
    //        System.out.println("Surface = " + srfc.getClass().toString() + " has friction " +
    // res);
    return res;
  }