Reverted Doxyfile.

Doxyfile

@@ -716,7 +716,7 @@ EXCLUDE_SYMLINKS       = NO
 
 EXCLUDE_PATTERNS       = */*API*.cpp \
                          */*API*.h \
-                         */Direct3D9/*
+                         */OpenGL/*
 
 # The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names 
 # (namespaces, classes, functions, etc.) that should be excluded from the