@@ -1,4 +1,6 @@
-#define GLM_FORCE_INTRINSICS
+#ifndef GLM_FORCE_INTRINSICS
+# define GLM_FORCE_INTRINSICS
+#endif//GLM_FORCE_INTRINSICS
#define GLM_FORCE_SWIZZLE
#include <glm/ext/scalar_constants.hpp>
#include <glm/ext/vector_relational.hpp>