56cee8c711
it now maintains references to the last applied matrices, automatically doing lazy state updating. This simplifies the various places in the OSG which were previously doing the applying, add paves the way for managing the projection matrix within the scene graph. Remove MemoryAdapter and mem_ptr as they arn't being used, and can potentially confuse users by their existance.
Welcome to the Open Scene Graph (OSG). For compiling the OSG under all platforms (Linux, FreeBSD, IRIX, Windows and Mac) please read INSTALL. For general documentation, distribution contents, and plugin dependancies please read index.html in your prefered browser. index.html also has links to INSTALL, making it easier for Windows users which might find the lack of file extensions on text files awkward. Robert Osfield. robert@openscenegraph.com May 2001.