Other Light Sources


  • Point source whose intensity falls off away from a given direction

  • Requires a colour, a point, a direction, parameters that control the rate of fall off

Remember Luxo from Pixar ?

Area Light Sources

  • Light source occupies a 2-D area (usually a polygon or disk)

  • Generates soft shadows

Extended Light Sources

  • Spherical Light Source

  • Generates soft shadows