/**
 *  Restitutions
 *
 *  by Ricard Marxer
 *
 *  This example shows how the restitution coefficients works.
 */

import fisica.*;

FWorld world;
int ballCount = 10;

void setup() {
  size(400, 400);
  smooth();

  Fisica.init(this);

  world = new FWorld();
  world.setEdges();
  world.remove(world.left);
  world.remove(world.right);
  world.remove(world.top);
  world.setEdgesRestitution(0.0);
 
  for (int i=0; i<ballCount; i++) {
    FCircle b = new FCircle(25);
    b.setPosition(map(i, 0, ballCount-1, 40, width-40), height/6);
    b.setRestitution(map(i, 0, ballCount-1, 0.0, 1.0));
    b.setNoStroke();
    b.setFill(map(i, 0, ballCount-1, 60, 255), 80, 120);
    world.add(b);
  }
}

void draw() {
  background(255);

  world.step();
  world.draw();
}

void keyPressed() {
  try {
    saveFrame("screenshot.png");
  } 
  catch (Exception e) {
  }
}