Topics for the Week of Sept 13, 2010
CS 445: Computer Graphics

Announcements:

• Arts, Technology, and Multimedia Summer Grant Presentations are W ednesday evening at 7pm.
• T-Shirt Contest for Computer Science
• Research Opportunities

Ray Tracing

• Lab 1: Building a Ray Tracer (3 weeks)
  • Tues: turn in and discuss part 2.
  • Begin work on part 3.
• Ray Tracing:
  • Review from last week:
    • Finding Intersections of Shapes with Rays: Spheres, Cones, Planes, Algebraic surfaces
  • Finding surface normals - use the gradient
  • Ray traced shadows
  • How does one add transformations?
  • What is a z-buffer?
  • Textures
    • Look at code and at updated Ray Tracing Notes
    • 2D Procedural Textures
    • Mapping and UV Coordinates
  • Other misc texture topics:
    • Bump Mapping
    • Setting up UV Coordinates for odd ball shapes
    • 3D Textures
    • Perlin Noise, code