float v = 1.001;
  
void setup(){
  colorMode(HSB, 360, 100,100);
  size (550,350);
  frameRate(12);
  smooth();
  strokeCap(SQUARE);
  strokeJoin(ROUND);
  noCursor();
}

void draw(){
  background(360,0,100);
  
  v = v+.1;
  
  float x = random (100,width-100);
  float y = random (100,height-100);
  int q = int (map (noise(v+.01),0,1,100,width-100));
  int z = int (map (noise(v+.02),0,1,100,width-100));

  int a = int (map (noise(v-.01),0,1,-100,100));
  int b = int (map (noise(v-.02),0,1,-100,100));
  int c = int (map (noise(v-.015),0,1.0,-75,75));
  int d = int (map (noise(v-.025),0,1.0,-75,75));


noStroke();
fill(1,20);
ellipse(mouseX,mouseY, 20,20);

noFill();
strokeWeight(4);
stroke(1, 20);
bezier(mouseX,mouseY,mouseX+a,mouseY+b,x,y,q+50,z+50);
bezier(q+50,z+50,(2*(q+50))-x,(2*(z+50))-y,width-mouseX+c,height-mouseY+d,width-mouseX,height-mouseY);

strokeWeight(5);
stroke(101,100,100,30);
bezier(mouseX,mouseY,mouseX+a,mouseY+b,x,y,q,z);
bezier(q,z,(2*q)-x,(2*z)-y,width-mouseX+c,height-mouseY+d,width-mouseX,height-mouseY);

strokeWeight(1);
stroke(110,100,100,255);
bezier(mouseX,mouseY,mouseX+a,mouseY+b,x,y,q,z);
bezier(q,z,(2*q)-x,(2*z)-y,width-mouseX+c,height-mouseY+d,width-mouseX,height-mouseY);
}

void mousePressed(){
  noLoop();
}
void mouseReleased(){
  loop();
}