Viewing II: the mathematics of perspective

CS 248 - Introduction to Computer Graphics
Autumn Quarter, 1999
Marc Levoy
Lecture notes for Tuesday, November 9

Table of contents:

• OpenGL implementation of viewing:
  • Coordinate systems
  • Modeling and viewing transformations
  • Orthographic projection
  • Perspective projection: x' and y'
  • Perspective projection: z'
  • Clipping before versus after homogenization