Physical colorspaces

CS 248 - Introduction to Computer Graphics
Autumn Quarter, 1999
Marc Levoy
Lecture notes for Thursday, September 30

Table of contents:

• Response to light
  1. Monochromats
  2. Dichromats, trichromats
  3. The tristimulus sensitivity functions
  4. Superposition
  5. Matrix formulation
  6. Radiometry versus photometry
  7. Radiance versus luminance
• Color matching
  1. The color matching experiment
  2. The tristimulus matching functions
  3. Matrix formulation
• Color display
  1. The spectral power distributions
  2. Matrix formulation
  3. rho,gamma,beta-space versus RGB-space
• Cartesian colorspaces
  1. The locus of spectral colors
  2. Spectral locus as parametrically defined curve
  3. Gamut of perceivable colors
  4. Gamut of reproducible colors
  5. rho,gamma,beta-space versus RGB-space, revisited
  6. The rgb chromaticity diagram
  7. XYZ-space
• A real application
  1. Reproducing synthetic colors on a given monitor
  2. Deriving this 3x3 matrix
  3. Gamut clipping