Antialiasing strategies

CS 248 - Introduction to Computer Graphics
Autumn Quarter, 2003
Marc Levoy
Lecture notes for Tuesday, October 14 (second half of class)

Table of contents:

• Frequency domain analysis of sampling (continued)
  • Fourier transform
  • Example of a transform: box and sinc
  • Dualities
• What's the best way to prevent aliasing?
  • Raising the sampling rate versus filtering
  • Problem: fixed resolution displays