Arc Play

// #つぶやきProcessing  t=f=0,draw=(n=>{for(f++||(createCanvas(800,600),noFill(),strokeWeight(.2)),t+=.01,background(""),f=.01,i=628;i--;)arc(400+160*sin(t+i*f),300+160*cos(t+i*f),a=90+87*sin(19.7*sin(t)*sin(i*f)),a,0,6.28)});

​

t = f = l = 0;

draw =_=> {

  scale(1.2)

  f++ || (createCanvas(w=4*windowHeight/3, h=windowHeight), noFill(),strokeWeight(0.2));

  colorMode(HSB,255);

  t += 0.01;

  background(255, 100);

  f = 0.01;

  for (i = 628; i--; ){

    stroke(i/1.5, 255, 255);

    arc(

      w/2.3 + 160 * sin(t + i * f),

      h/2.3 + 160 * cos(t + i * f),

      a=90 + 87 * sin(9.7* sin(t) * sin(i * f)),

      a,

      0,

      6.28

    );

  }

};

mousePressed=()=>{if (millis()-l>400){save('pix.jpg');l=millis();}}