// move the mouse to rotate, press key to zoom

PImage ourTexture;


float zoom = 1;
void setup() 
{ 
  size(500, 500, P3D); 
  ourTexture = loadImage("http://www.atkielski.com/framethisplease/PhotoGallery/Paris/Eiffel/images/EiffelTowerSmall.jpg");
  ourTexture.resize(width, height);
}

void draw() 
{ 
  background(0);  

  if (keyPressed == true)  zoom = mouseX-300;                                // press key to change zoom
  translate(width/2, height/2, zoom);                                       // to make sure all rotations are centered around the center of our window, and move away from the object by "zoom"
  rotateX(mouseY/100.0);                                                   // rotate around the X and  Y axis (divide by 100 to make a small number as it expects radians)
  rotateY( mouseX/100.0); 



  beginShape();                                                            // start a new shape, 
  texture(ourTexture);
  vertex(-100, -100, 0, 0, 0);                                                // define the three corners of our face
  vertex( -100, 100, 0, 0, height);                                               // the last 2 numbers are the X,Y placement of the texture for that vertex
  vertex( 100, 100, 0, width, height);
  endShape();                                                            // done with the shape
}