Planete

/* PLANETE1

*  jacques maire 07/09/2021

*  FORK TAKAWO 200520

*/

​

let pallete = ["#FD6F83", "#81B0FF", "#EE8DD3", "#F8B600", "#3CFF4F", "#F5F311", "#02020C"];

let sep = 5.0;

let mod;

let tempo;

var c,g;

function setup() {

 c= createCanvas(900, 800);

  g = createGraphics(width,height);

  colorMode(HSB, 360, 100, 100, 100);

  mod = 1000;

  tempo=0.0;

}

​

function draw() {

 var ctx = c.canvas.getContext("2d");

  randomSeed(980);

  tempo=frameCount*0.01;

  for (let y = -height; y < height; y += height / 10) {

    let c1 = random(pallete);

    let c2 = random(pallete);

    let c3 = random(pallete);

    let c4 = random(pallete);

var grd = ctx.createLinearGradient(0, 0, width*cos(tempo),height*sin(tempo));

    grd.addColorStop(0.99, c1);

    grd.addColorStop(0.4+0.6*sq(cos(frameCount / 50.0)), c2);

    grd.addColorStop(0.1, c3);

    grd.addColorStop(0.3, c1); 

    grd.addColorStop(0.7+0.3*sq(cos(frameCount / 190.0)), c4);

    grd.addColorStop(0.5+0.5*sq(sin(frameCount / 280.0)), c3);

    drawingContext.fillStyle = grd;

    noStroke();

    beginShape();ellipse(300+460*cos(tempo),500+350*sin(tempo),100);

    for (let x = 0; x <= width; x+=10) {

      let yy = y*2.2 + sq(map(noise(mod+y, x / 1600, frameCount / 200), 0, 1, -height / sep, height / sep));

      vertex( 4.0*x, yy);

    }

    vertex(0, width);

    vertex(0,height);

    endShape();

  }

}