On Fri, 2007-04-13 at 15:30 -0500, Leon Moctezuma wrote:
> How can I make it run as a plug-in...?
developer.gimp.org has pointers to tutorials and to the API reference
manual. The gimp source code contains more than hundred plug-ins that
can be used as code examples.
Since you want to use OpenGL, you will also want to look at gtkglext
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