24 #ifndef GLM_GTX_constants 
   25 #define GLM_GTX_constants 
   27 #include "../gtc/constants.hpp" 
   29 #if(defined(GLM_MESSAGES)) 
   30 #       pragma message("GLM: GLM_GTX_constants extension is deprecated, include GLM_GTC_constants (glm/gtc/constants.hpp) instead") 
   33 #endif//GLM_GTX_constants