El enjambre

/*

**  Elaborado por Thomas Sanchez Lengeling

**  Utilizando liberias de mesh para triangulacion de voronoi y delaunay y toxilibs

*/

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import toxi.physics2d.*;

import toxi.physics2d.behaviors.*;

import toxi.geom.*;

​

class Particles {

​

  Particles(int numPoints) {

    addParticles(numPoints);

  }

​

  void addParticles(int numPoints) {

    int i =0;

    while ( i < numPoints) {

      float posX = random(pSize - width/2, width/2 - pSize);

      float posY = random(pSize - height/2, height/2 - pSize);

      VerletParticle2D p = new VerletParticle2D(Vec2D.randomVector().addSelf(posX, posY));

      p.addForce(new Vec2D(random(-1.0, 1.0), random(-2.0, 1.0)));

      p.setWeight(random(1, 3));

      physics.addParticle(p);

      i++;

    }

  }

​

  VerletParticle2D getParticle() {

    VerletParticle2D p = ((VerletParticle2D)physics.particles.get((int)random(numPoints)));

    return p;

  }

​

  void draw() {

    for (int i = 0; i < numPoints; i++) {

      VerletParticle2D p = ((VerletParticle2D)physics.particles.get(i));

      p.addForce(new Vec2D(random(-0.7, 0.7), random(-0.7, 0.7)));

      if (p.y >= height/2 -60 && p.x <= -width/2 -  50)

        p.addForce( new Vec2D(random(-0.4, -0.9), random(-0.1, -0.7)));

      ellipse(p.x - pSize/2, p.y - pSize/2, pSize, pSize);  //por amp

    }

  }

}

​

​