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R 9/21

  1. Review paint.c
  2. Review display lists (mentioned in slide set 9).
      id = glGenLists(1);
      glNewList( id, GL_COMPILE or GL_COMPILE_AND_EXECUTE );  
      glPushAttrib(GL_ALL_ATTRIB_BITS); (opt)
      glPushMatrix();  (opt)
      /*  Draw your objects here */
      glPopMatrix();
      glPopAttrib();
      glEndList();
      ...
      glCallList(id);
    
    
  3. Slide set 10 - Geometry
    1. Scalar, e.g., real
    2. Vector (a,b,c) - displacement, velocity, etc
    3. Vector space - add/subtract vectors, multiply by scalars
    4. Affine space - add point to vector to make new point
    5. etc




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