let record = 0;

​

P5Capture.setDefaultOptions({

  format: "gif",

  framerate: 0.5,

  disableUi: 1 - record,

});

​

​

function setup() {

  createCanvas(800, 600);

  frameRate(1)

}

​

function draw() {

  noiseSeed(random(8e9))

  background(50);

  fill(255);

  rectMode(CENTER);

  rect(width/2,height/2,width-46,height-46)

  beginClip();

  push();

  rectMode(CENTER);

  rect(width/2,height/2,width-50,height-50)

  pop();

  endClip();

  sky(150);

  let y = random(0.5,0.88); 

  v = createVector(0.008,0.03);

  let nd = createVector(8,0.3);

  stones(150,y,random(9e9),v,nd,255);

  img=get();

  clear();

  //tint(192, 146, 110, 100);

  image(img,0,0,width,height)

  filter(OPAQUE);

  filter(POSTERIZE, 50);

  //filter(BLUR,1);

  //noLoop();

  if (frameCount == 1 && record == 1) {

    const capture = P5Capture.getInstance();

    capture.start({

      duration: nbFrames,

    });

  }

}

​

sky = (_nb) => {

  nb = _nb;

  space=width/nb;

  noStroke();

  noiseDetail(14, 0.5);

  cpt=0;

  f=5;

  for(let i=0;i<=width;cpt+=1,i+=space*f){

    for(let j=0;j<=height;j+=space*f){

      let c = spectral.mix('#000000', '#FFFFFF', noise(i*0.004,j*0.004));

      fill(c);

      stroke(c);

      rect(i,j,space*f);

    }

  }

  cpt=0;

  for(let i=0;i<=width;cpt+=1,i+=space){

    for(let j=0;j<=height;j+=space){

      let c = spectral.mix('#000000', '#FFFFFF', noise(i*0.004,j*0.004));

      fill(c)

      noStroke();

      if(noise(i*0.01,j*0.01)>0.5){

        rect(i,j,space);  

      }

    }

  }

}

​

​

stones = (_nb,_y,_s,_v,_nd,_alp) => {

  nb = _nb;

  space=width/nb;

  noStroke();

  for(let i=0;i<=width;i+=space){

    noiseDetail(_nd.x, _nd.y)

    y = map(noise(_s+i*0.002),0,1,-150,150);

    for(let j=height*_y+y;j<=height;j++){

      //brume

      noiseDetail(_nd.x, _nd.y*2.7)

      c = spectral.mix('#FFFFFF', '#000000', noise(i*_v.x,j*_v.y));

      cc=color(c);

      cc.setAlpha(_alp)

      fill(cc)

      //d = random(space,space*3);

      d = space+noise(i*_v.x*0.1,j*_v.y*0.1)*space*1

      x = random(-d,d)

      if(noise(i*_v.x,j*_v.y)>0.98){

        triangle(i+x,j-noise(6e8+i*_v.x,j*_v.y)*d,i+x-d/2,j+d/2,i+x+d/2,j+d/2)  

      } 

    }

  }

}