Since I have commented out all the config structures in glmatrix.c, it
was not getting proper default values. Hardcode some default there.
Remove glClear from reshape_matrix(), as wscreensaver does not support
rendering commands in reshape call.
Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
Copy hacks/glx/glmatrix.c and hacks/images/matrix3.xpm from
xscreensaver-5.15 distribution package.
Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>