CS 445: Topics for Oct 9/11/13, 2017

• Go over Exam 1:

  • exam and solutions
  • Stats

• Lab:

  • Complete: Lab 5: Lighting and Shading
  • Begin: Lab 6: Fractal Landscape

• Continue discussion of Lighting from last week.

• Fractal Terrains:

  • Google images for fractal landscapes.
  • Digital Elevation Models (DEMs), USGS National Elevation Dataset and height maps
  • Diamond Square Algorithm

• Implementing a color map in the shader - you need this for coloring the fractal landscape. Two GLSL functions that are useful are:

  • smoothstep
  • mix

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