OpenGL med Processing.js

import processing.opengl.*;
/* @pjs preload="data/1.jpg,data/2.jpg,data/3.jpg,data/4.jpg,data/5.jpg,data/6.jpg" */ 
// rotating stuff
float v1=0.0f;
float v2=0.0f;
// box and textures
TBox theBox=null;
PImage[] images=null;
class TBox{
  int v=0;
  public TBox(){}
  public void drawMe(PImage[] im){
      //draws the sides of a unit cube (0,0,0)-(1,1,1)
     // and map an image on each 
      textureMode(NORMALIZED);
      beginShape();/* f1: front */
        normal(-1,0,0);
        texture(im[0]);
        vertex(0.0f,0.0f,0.0f,  0,0);
        vertex(0.0f,0.0f,1.0f,  1,0);
        vertex(1.0f,0.0f,1.0f,  1,1);
        vertex(1.0f,0.0f,0.0f,  0,1);
      endShape();
      beginShape();/* f2: bottom */
        normal(0,0,-1);
        texture(im[1]);
        vertex(0.0f,0.0f,0.0f, 0,0);
        vertex(1.0f,0.0f,0.0f, 0,1);
        vertex(1.0f,1.0f,0.0f, 1,1);
        vertex(0.0f,1.0f,0.0f, 1,0);
      endShape();
      beginShape();/* f3:back */
        normal(1,0,0);
        texture(im[2]);
        vertex(1.0f,1.0f,0.0f, 0,0);
        vertex(1.0f,1.0f,1.0f, 0,1);
        vertex(0.0f,1.0f,1.0f, 1,1);
        vertex(0.0f,1.0f,0.0f, 1,0);
      endShape();
      beginShape();/* f4: top */
        normal(0,0,1);
        texture(im[3]);
        vertex(1.0f,1.0f,1.0f, 0,0);
        vertex(1.0f,0.0f,1.0f, 1,0);
        vertex(0.0f,0.0f,1.0f, 1,1);
        vertex(0.0f,1.0f,1.0f, 0,1);
      endShape();
      beginShape();/* f5: left */
        normal(0,1,0);
        texture(im[4]);
        vertex(0.0f,0.0f,0.0f, 0,0);
        vertex(0.0f,1.0f,0.0f, 1,0);
        vertex(0.0f,1.0f,1.0f, 1,1);
        vertex(0.0f,0.0f,1.0f, 0,1);
      endShape();
      beginShape();/* f6: right */
        normal(0,-1,0);
        texture(im[5]);
        vertex(1.0f,0.0f,0.0f, 0,0);
        vertex(1.0f,0.0f,1.0f, 1,0);
        vertex(1.0f,1.0f,1.0f, 1,1);
        vertex(1.0f,1.0f,0.0f, 0,1);
      endShape();
    }  
}
void setup() {
  size(350, 350,OPENGL);
  images=new PImage[]{loadImage("data/1.jpg"),loadImage("data/2.jpg"),
                      loadImage("data/3.jpg"),loadImage("data/4.jpg"),
                      loadImage("data/5.jpg"),loadImage("data/6.jpg")};
  theBox=new TBox();  
}
void LightAndMaterial(){
  directionalLight(255, 255, 255, .5, 0, -1);
  lightSpecular(255, 255, 255);
  specular(255, 255, 255);
  ambientLight(255, 255, 255);
  ambient(255, 255, 255);
}

void draw() {
  LightAndMaterial();
  noFill();
  background(255, 255, 255);
  translate(150,150,0);
  rotateX(v2);
  rotateY(v1);
  translate(-50,-50);
  tint(255, 255, 255, 255);
  scale(100);
  theBox.drawMe(images);
  v1+=PI/400;
  v2+=PI/300;
}