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++;
}
// 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;
}
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;
}
// 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());
}
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;
}
/** 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);
}
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);
}
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)));
}
