Intro to Lighting

  • Due Dec 8, 2016 at 8:59am
  • Points 2
  • Questions 2
  • Available until Dec 8, 2016 at 8:59am
  • Time Limit None
  • Allowed Attempts Unlimited


Watch the following video lecture segment:

[PDF of Slides]


• Physical light rays travel from the light source to the viewer/camera.
• By reciprocity, we may trace rays from the camera back to the light source.
• Directional light source has parallel rays.
• Light intensity decreases as a surface turns away from the light source.
• Three point lighting combines key, fill, and rim lights to provide the main, ambient, and accent lighting in a scene.

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Note: If you'd like to watch all the videos in this module in a single YouTube playlist, here is the link:

Optional: Watch this video that explains how Disney's new ray tracing method works:




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