Exemple #1
0
 public void drawOrbits(ArrayList alObjectsArchive) {
   //  println("SIZE:" + alObjectsArchive.size());
   //  ArrayList alObjectsArchive = timeline.getObjectStateArchive();
   ArrayList alPrevPos = new ArrayList();
   ArrayList alColors = new ArrayList();
   alColors.add(color(255, 0, 0));
   alColors.add(color(255, 255, 0));
   alColors.add(color(255, 0, 255));
   //  for (int i = timeline.getTimeIdx(); i >= 0 && i > (timeline.getTimeIdx() - 1 - 100); i--)
   for (int i = 0; i < alObjectsArchive.size(); i++) {
     ArrayList objects = (ArrayList) alObjectsArchive.get(i);
     for (int j = 0; j < objects.size(); j++) {
       CelestialObject obj = (CelestialObject) objects.get(j);
       //      CelestialObject obj = (CelestialObject)objects.get(1);
       PVector pos = obj.getPosition();
       //      stroke(0, 0, 255);
       stroke((Integer) alColors.get(j));
       if (alPrevPos.size() == objects.size()) {
         PVector prevPos = (PVector) alPrevPos.get(j);
         line(prevPos.x, prevPos.y, pos.x, pos.y);
         alPrevPos.set(j, pos);
       } else alPrevPos.add(pos);
     }
   }
 }
  public void setup() {
    size(600, 400);
    smooth();
    f = createFont("Georgia", 12, true);

    obstacles = new ArrayList();
    boids = new ArrayList();

    // A little algorithm to pick a bunch of random obstacles that don't overlap
    for (int i = 0; i < 100; i++) {
      float x = random(width);
      float y = random(height);
      float r = random(50 - i / 2, 50);
      boolean ok = true;
      for (int j = 0; j < obstacles.size(); j++) {
        Obstacle o = (Obstacle) obstacles.get(j);
        if (dist(x, y, o.loc.x, o.loc.y) < o.radius + r + 20) {
          ok = false;
        }
      }
      if (ok) obstacles.add(new Obstacle(x, y, r));
    }

    // Starting with three boids
    boids.add(new Boid(new PVector(random(width), random(height)), 3f, 0.2f));
    boids.add(new Boid(new PVector(random(width), random(height)), 3f, 0.1f));
    boids.add(new Boid(new PVector(random(width), random(height)), 2f, 0.05f));
  }
    public void trace(float x, float y) {

      println(x);

      if (frameCounter > 2 && mousePressed) {
        coords.add(new PVector(x, y));
        frameCounter = 0;
        if (coordCounter > 0) {
          PVector tempCoord = (PVector) coords.get(coordCounter - 1);
          line(x, y, tempCoord.x, tempCoord.y);
        }
        coordCounter++;
      }
      // println(coordCounter);

      for (int i = 0; i < coords.size(); i++) {
        PVector tempCoordnear = (PVector) coords.get(i);
        float coordDist = dist(x, y, tempCoordnear.x, tempCoordnear.y);
        if (coordDist < distance) {
          stroke(255, 0, 0);
          line(x, y, tempCoordnear.x, tempCoordnear.y);
        }
      }
      frameCounter++;
    }
Exemple #4
0
    // Does a deepcopy of an array list
    public static ArrayList cloneArrayList(ArrayList al) {
      ArrayList alNew = new ArrayList(al.size());
      for (int i = 0; i < al.size(); i++) {
        alNew.add(((CelestialObject) al.get(i)).clone());
      }

      return alNew;
    }
Exemple #5
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    public ArrayList getPastObjectStates() {
      ArrayList alPast = new ArrayList();
      for (int i = intTimeIdx; i > 0 && i > intTimeIdx - 100; i--) {
        alPast.add(this.alObjectStateArchive.get(i));
      }

      return alPast;
    }
Exemple #6
0
    // Does a deepcopy of an array list
    public ArrayList cloneArrayList(ArrayList al) {
      ArrayList alNew = new ArrayList(al.size());
      for (int i = 0; i < al.size(); i++) {
        PVector pv = (PVector) al.get(i);
        alNew.add(new PVector(pv.x, pv.y));
      }

      return alNew;
    }
  public void setup() {
    size(800, 600);
    smooth();

    strokeWeight(1);

    skaters = new ArrayList();

    skaters.add(new Skater());
  }
Exemple #8
0
    public ArrayList getFutureObjectStates() {
      ArrayList alFutureArchive = new ArrayList();
      ArrayList alFutureObjects = cloneArrayList(alStatefulObjects);

      for (int i = 0; i < 100; i++) {
        sim.calculateForces(alFutureObjects);

        alFutureArchive.add(cloneArrayList(alFutureObjects));
      }

      return alFutureArchive;
    }
Exemple #9
0
  /** Add a ball to the ArrayList at current mouse position */
  public void addBall() {

    // Store current mouse position
    x1 = mouseX;
    y1 = mouseY;
    // Get a random offset for the ball
    int xDiff = (int) random(-10, 10);
    int yDiff = (int) random(-10, 10);
    // Add the mouse's (x,y) and the random offset
    int x = mouseX + xDiff;
    int y = mouseY + yDiff;
    // Create new ball
    Ball b = new Ball(x, y, ballSize);
    b.STEM = stems;
    b.attract = kelly;
    balls.add(b);
  }
Exemple #10
0
    public int moveForward() {
      //    println("forward!");
      intTimeIdx++;

      // if the future values have already been calculated, just fetch them instead of calculating
      // them again
      if (alObjectStateArchive.size() > intTimeIdx)
        setCurrentState(cloneArrayList((ArrayList) alObjectStateArchive.get(intTimeIdx)));
      else {
        //      println("calculating...");
        sim.calculateForces(alStatefulObjects);
        alObjectStateArchive.add(cloneArrayList(alStatefulObjects));
      }

      sliderTimeline.setValue(intTimeIdx);

      return intTimeIdx;
    }
    public void addPoint(long handId, PVector handPoint) {
      ArrayList curList = getPointList(handId);

      curList.add(0, handPoint);
      if (curList.size() > _maxPoints) curList.remove(curList.size() - 1);
    }
Exemple #12
0
 public void registerStatefulObject(CelestialObject obj) {
   alStatefulObjects.add(obj);
 }
 public void mousePressed() {
   boids.add(new Boid(new PVector(mouseX, mouseY), random(2, 5), random(0.05f, 0.2f)));
 }