Simple Ray Tracer using openGL

I am looking for code to a simple ray tracer.  I am not worried about shadow and reflections, I just want to draw a simple sphere.  From there I will research how to add the shadows and reflections.  Just needing a start.
Who is Participating?
I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

Haven't looked into this in depth but it looks like it might help you out:

At what level do you want to do raytracing?  I ask since you specify OpenGL, and normally raytracing wouldn't interact with hardware rendering...

Here's some possible links, depending on your desires/needs: series on raytracing:

Raytracing on Ge6-class cards using shaders:
The research paper for the above project:

An old friend of mine was a contributor to one of the first raytracing approaches using off-the-shelf GPUs.  A good read if you are looking in that direction:


Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Game Programming

From novice to tech pro — start learning today.

Question has a verified solution.

Are you are experiencing a similar issue? Get a personalized answer when you ask a related question.

Have a better answer? Share it in a comment.