train1

let angle = 0;

​

function setup() {

  createCanvas(windowWidth, windowHeight, WEBGL);

  background(0);

  stroke(100);

}

​

function draw() {

  background(0);

  perspective();

  // ortho();

  // directionalLight(255,255,255,0,-1,0);  // (color, direction)

  // ambientLight(255,255,255,0,-1,0);  // (color, direction)

  translate(0,50,-50);

  rotateX(-QUARTER_PI);

  rotateY(atan(1/sqrt(2)));

  // rectMode(CENTER);

  // rotateX(angle/4);

  let offset = 0;

  let w = 10;

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

    for(let z = 0; z < height; z += w){

      push();

      let a = angle + offset;

      let h = map(sin(a),-1,1,0,100);

​

      translate(x - width / 2, 0, z -height / 2);

​

      // ambientMaterial(255);

      normalMaterial();

​

      box(w-2, h , w - 2);

      // rect(x - width / 2  + w / 2, 0, w - 2,h);

      offset += 0.1;

      pop();

    }

  }

  angle += 0.1;

}