The cube is rendered with a GeometryViewer , so you can move through it with the keyboard and mouse. Uses the vertex pointer routines to draw an unlighted cube with different colors on each face. The cube is rendered with a GeometryViewer , so you can move through it with the keyboard and mouse. Most of the demos use the GeometryViewer, which allows you to navigate through the rendered geometry. A move forward Z move backward .
E do an orbit view, in the opposite direction.
I display information about the OpenGL library being used. W write out an uncompressed TGA image of the screen to the supplied filename.