OpenGL 3D Rendering

OpenGL widgets and tools to render into them.

Normal classes:

Canvas3DC	3D Canvas Widget.
DObject3DC	Handle to basic object in a 3d world.
DOpenGLC	OpenGL code invokation class.
DObjectSet3DC	Handle to basic object in a 3d world.
DLight3DC	Draw some lines.
DViewPoint3DC	Setup a view point in the 3D world.
DCube3DC	Handle to basic object in a 3d world.
DTransform3DC	Transform objects
DTriMesh3DC	Draw a TriMesh

Normal functions:

operator <<(ostream &,const DObject3DC &)
operator <<(ostream &,const DOpenGLC &)	Write an DOpenGLC to a stream.
operator <<(ostream &,const DObjectSet3DC &)	Write an object set to a stream.
operator >>(istream &,DObjectSet3DC &)	Read an object set to a stream.
operator <<(ostream &,const DTriMesh3DC &)
operator >>(istream &,DTriMesh3DC &)