Home | | Syllabus | | Assignments | | Documentation

Exam 2 Review Topics

The exam will cover chapters 1 - 6 of the textbook and lectures through lecture 21 (Shading IV). Although you are responsible for all the material taught so far, the emphasis will be on topics covered since the first exam (i.e. Chapters 5 and 6). The exam is open book and open note. To help you study, you can try the Review Problems for exam 2.. Also, the following is a list of topics that may or may not appear on the exam:
• 3D Transformations
  • Rotations, Translation and Scaling
    • With Matrix Multiplication
    • With OpenGL calls
• Viewing
  • Camera and Object coordinate systems
  • OpenGL viewing API
  • Viewing using the VRP,VUP and VPN system
  • Viewing using the lookAt Function
• Projections
  • Parallel projections
    • Orthographic projection
    • Oblique projection
  • Perspective projection
  • Use of projection matrices
  • Using perspective projection to create shadows.
  • OpenGL projection functions
  • Clipping volumes for various projections
• Shading
  • The Phong Refelection Model
  • Properties of Light and reflection
    • Ambient Light and reflection
    • Diffuse Light and reflection
    • Specular Light and reflection
  • Computation of (and normalization of) vectors
    • Normal vectors (Using cross products)
    • Reflectance vectors (r)
  • Types of Shading
    • Flat shading
    • Smooth shading
      • Gouraud Shading
      • Phong Shading (With Bilinear Interpolation)
  • Specifying shading with OpenGL

Home | | Syllabus | | Assignments | | Documentation

Constance Royden--croyden@mathcs.holycross.edu
Computer Science 384, Computer Graphics
Date Created: August 17, 1999
Last Modified: November 4, 2002
Page Expires: August 17, 2003