/[gzz]/gzz/gfx/libos/Os.hxx
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revision 1.5 by mudyc, Thu Sep 12 14:09:26 2002 UTC revision 1.6 by mudyc, Fri Sep 13 10:18:26 2002 UTC
# Line 109  namespace Os { Line 109  namespace Os {
109    
110    
111    
112      /* (WGL\APL\GLX)_ARB_get_proc_address moved to libos from libcallgl      /**
113       *   because of it's os dependent.       * OpenGL extension function provider.
114       *       *
115       * What it does? There are some extended gl calls which need to be       * OpenGL extension functions may not be defined and referencing
116       *  asked from the driver.       * them may cause linkage errors. Therefore, their addresses
117         * need to be dynamically queried at run time.
118         *
119         * @return Extension function's address or NULL.
120         * @see <a href="CallGL.html">CallGl</a>
121         * @see <a href="http://oss.sgi.com/projects/ogl-sample/registry/">OpenGL Extension Registry</a>
122       */       */
123      void (* getExtendedProcAddress(string s))(void);      void (* getExtendedProcAddress(string s))(void);
124    

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