View Full Version : plano convex lens in OpenGL

01-13-2004, 07:49 AM
How can we render plano convex lens in OpenGL ?

01-15-2004, 01:14 AM
First of all, whats that exactly?

If you want to display lens you should grab image from screen and use it as texture on the sphere with sphere map coords. And dont forget to to grab image in every frame!

Talk more about that lens. Whats that? What is the use from it in real game engine?