“Phong shading at Gouraud speed”
Conference:
Type(s):
Interest Area:
- Rendering
Title:
- Phong shading at Gouraud speed
Session/Category Title: Real-Time Rendering
Presenter(s)/Author(s):
Abstract:
With a few matrix rotations during polygon setup, Phong’s per-pixel renormalization and exponentiation are reduced to linear interpolation and fast multiply for use with realtime software or low-end hardware.
References:
1. Phong, B.T. Illumination For Computer- Generated Images, PhD Dissertation, Department of Computer Science, University of Utah, Salt Lake City, 1973.
2. Foley, J. D. and A. Van Dam. Fundamentals of Interactive Computer Graphics, Addison Wesley, Reading, MA., 1983.
3. Bishop, Gary and Weimer, David. Fast Phong shading, ACM SIGGRAPH 96 Conference Proceedings.
4. Schlick, Christophe. A Fast Alternative to Phong’s Specular Model , Graphics Gems IV, Academic Press, Inc., 1994.