A Brief History of Ray Tracing

Arthur Appel

Ray Casting

  • 1968, Arthur Appel, Some techniques for shading machine renderings of solids

Turner Whitted

Recursive Ray Tracing

  • 1979, Turner Whitted, An improved illumination model for shaded display

Robert Cook et al.

Distributed Ray Tracing

  • 1984, Robert Cook et al., Distributed ray tracing

Robert Cook et al.

Path Tracing

  • 1986, James Kajiya, The rendering equation