Three hours later and I've finally finished the third chapter from my section of the book. [grin][grin][grin]
That means I've now finished the 1st, 3rd and 4th chapters - ten days to finish the 2nd, 5th, 6th, 7th, 8th, 9th and 10th. Not sure whether'[lol]' or '[bawling]' is more appropriate...
The breakdown of "Techniques for Per-Pixel Lighting":
- 11,361 words
- 38 pages of A4 (~55-60 pages in the final book, I think)
- 3 techniques for fetching normals
- Code for generating tangent-space coordinate systems. Including runtime in a GS
- Complete discussion of formats for storing normal maps and their trade-offs
- Simple normal mapping
- Parallax Mapping with Offset Limiting
- Ray traced (aka Relief Mapping, aka Parallax Occlusion Mapping)
- Ray traced with self-shadowing
Pictures:
Simple Normal Mapping
Parallax with Offset Limiting
Ray Traced
Ray Traced with Self Shadowing