Check for graphics driver support.

include/JGL/JGL.h

@@ -34,6 +34,8 @@ namespace JGL {
     void Update(const Vector2& window_size);
     inline void PurgeFontCache() { fontCache.purgeCache(); }
     std::vector<GLfloat> OpenGLPerspectiveProjectionRH(float fovY, float aspect, float z_near, float z_far);
+    /// Returns true if the graphics driver meets the requirements (GL Version & Extensions).
+    bool MeetsRequirements();
 
     /// Drawing functions for primitive 2D Shapes.
     namespace J2D {