* @name Orbit Control

 * @description Orbit control allows you to drag and move around the world.

 */

t = 0;

function setup() {

  createCanvas(800, 800, WEBGL);

}

​

function draw() {

  background(5);

  w = 15;

​

  // camera

  orbitControl();

  normalMaterial();

  smooth();

  //stroke(255);

  //lighting

  ambientLight(100);

  pointLight(128, 128, 128, 100, 100, 30);

  specularMaterial(250);

  lightFalloff(1,0,0);

  rotate(PI/6, createVector(-1,0.85,0));

  translate(-50, 100, 0);

  n = 25;

  for (let i = 0; i <= n; i++) {

    for (let j = 0; j <= n; j++) {

      push();

      amp = 28;

      freq = 0.05;

      wave = 0.02;

      gap = 3;

      offset = (i-n/2)*(i-n/2)+(j-n/2)*(j-n/2);

      translate(

        i*(w+gap),

        -1*amp*sin(t*freq+offset*wave),

        -1*j*(w+gap)

      );

      box(w, 400, w);

      pop();

    }

  }

  t += 1;

}