Sine of distances

PVector[] points;

​

void setup() {

  size(250, 250);

  points = new PVector[11];

  for(int i=0; i<points.length; i++) {

    points[i] = new PVector();

  }

}

​

void draw() {

  float f = frameCount * 0.1;

  float d;

  int count = points.length;

  loadPixels();

  for(int x=0; x<width; x++) {

    for(int y=0; y<height; y++) {

      d = 0;

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

        d += sin(dist(x, y, points[i].x, points[i].y)*0.08);        

      }

      d /= points.length;

      pixels[x+y*width] = floor(d * 15 + f) % 7 == 0 ? #ED1851 : #21073E;

    }

  }

  updatePixels();

  for(int i=0; i<points.length; i++) {

    points[i].set(width/2 + width/2 * sin(frameCount*i*0.0011) * sin(frameCount*i*0.0017), 

      width/2 + width/2 * sin(frameCount*i*0.0013) * sin(frameCount*i*0.0019));

  }

}