This directory contains sample openGL source code based on the MOTIF toolkit, or at least, including the Motif library (see Makefile).
The program renders OpenGL into a standard Motif drawing area and does not use any special OpenGL widget. Pull-down menus with toggles and radio buttons are used. The animation is controled by X Toolkit work procs; iconfiying textfun will stop the work proc and resume it when the program is uniconified.
Various fonts can be switched between. A number of the fonts are X-scalable fonts demonstrating how the blocky nature of the text can be minimized with higher resolution fonts.
textfun demonstrates: