Sines_and_Cosines

void setup() {

size(900,900);

}

​

void draw() {

background(0);

// Puts the drawing in the center of the window

translate(width/2,height/2);

for (int i=0; i<15; i++) {

  for (int v=0; v<15; v++) {

    float angle = cos(radians(frameCount/((i*v)+1)));

    float x = 8*sin(radians(i*v*angle+frameCount))*i;

    float y = 8*sin(radians(i*v*angle+frameCount))*v;

    stroke(10*sin(radians(angle+frameCount))*i+150, 10*sin(radians(angle+frameCount))*v+150, 250);

    // Changing to 2 can help it 

    line(x,y,4*x/((mouseX+1)),4*y/((mouseY+1)));

    line(-x,-y,-4*x/(mouseX+1),-4*y/(mouseY+1));

    line(x,-y,4*x/(mouseX+1),-4*y/(mouseY+1));

    line(-x,y,-4*x/(mouseX+1),4*y/(mouseY+1));

  }

}

}

​

​