Aliasing
(Hill 2nd ed 577-587, 781, 170-172, 91; 3rd ed 487-495, 659, 161-162, 103)
My slides (ODF) Slides in PDF
Chapter 7 of the OpenGL programmer’s guide on Antialiasing (prefiltering using OpenGL).
Chapter 10 of the OpenGL programmer’s guide on The Framebuffer (postfiltering using OpenGL).
Chapter 9 of the OpenGL programmer’s guide on Texture Mapping.
Example OpenGL programs, aargb, accanti and dof are here.