Basic Ray Tracing

Topics:

• History of ray tracing
• Key properties/assumptions for light in graphics
• Ray casting (Appel)
• Forward vs. backwards ray tracing
• Structure of a ray tracing program
• Overview of lrt
• Ray-Shape intersection algorithms
• Plane
• Slab
• Box
• Convex Polyhedron
• Triangle
• Polygon
• Sphere
• Implicit Surface
• Algebraic Surface