title: How can I draw an object in openGL that always faces the camera?
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/5467007/inverting-rotation-in-3d-to-make-an-object-always-face-the-camera">Inverting rotation in 3D, to make an object always face the camera?</a>  </p>
  </blockquote>
  
  
  
  <p>I have some 2D images in 3D space that I would like to face the camera at all times. These objects are inside a stack of transformations (since I want them to move relative to another object, to keep a long story short). What would be the easiest way to implement this?</p>