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initializeForRendering is called just before rendering starts, and the incoming pMaxwell (always check != NULL ) is useful for accessing the scene later, so it is handy to store it as a class member.
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This function returns all the paths of the files that the extension depends on.
Arguments
dword& numDependencies : output, number of paths.
char** &paths paths : output, array of paths. On entry, the pointer is NULL. Allocate with malloc.
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Reset all the pointers allocated in getProxyDisplay* and make them ready for reuse.
Arguments
Cmaxwell* pMaxwell : input, pointer to the scene.
Returns
true on success, false otherwise.
freePreview
virtual void freePreview( void );
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