CS 445: Topics for Oct 21/23, 2014

• Labs:
  • Lab 4: Moving the Camera - Due Thursday, Oct 23
  • Lab 5: Lighting & Shaders - Due Tuesday, Nov 4

• Robert Hodgin: Artist, C++ programmer, Simulation,
  Also see Eyeo Festival on vimeo: 2014 and 2012
  Cinder C++ Framework

• Camera Transformations - Review from last week:

  • pipeline.
  • Coordinate transformations of a point: Object Coordinates, World Coordinates, Camera Coordinates: see picture and read notes on Coordinate Systems
  • Camera Naviation:
    • Review: How to implement a fly-through
    • Review: How to implement Maya's track and dolly.

• Camera Transformations - New:

  • LookAt function: Given the Eye location, Look-at location and VUP, how do you caculate the view matrix V?
  • Camera Naviation: Maya's tumble:
    • Open up Maya to see how camera control behaves.
    • Read notes on Coordinate Systems

• Projections and Viewport Transformations:

  • Projection - Viewport Transforms
    (note in this picture the clip coordinates are from z=0 to 1, and should be from z=-1 to 1 (although it doesn't really matter in the long run).

    

  • Orthographic and Perspective. The Perspective Division. See Projection Transforms

• Begin discussion of Shaders:

  

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