3.2. Outros programas relacionados
polys.c. This program demonstrates polygon stippling.
smooth.c. This program demonstrates smooth shading. A smooth shaded polygon is
drawn in a 2-D projection.
picksquare.c. Use of multiple names and picking are demonstrated.
A 3×3 grid of squares is drawn. When the left mouse button is pressed, all squares under the cursor position
have their color changed.