};
+class InitTTF {
+
+public:
+ InitTTF();
+ ~InitTTF();
+
+ InitTTF(const InitTTF &) = delete;
+ InitTTF &operator =(const InitTTF &) = delete;
+
+};
+
+
class InitGL {
public:
static void EnableVSync();
static void EnableDepthTest() noexcept;
static void EnableBackfaceCulling() noexcept;
+ static void EnableAlphaBlending() noexcept;
+ static void DisableAlphaBlending() noexcept;
static void Clear() noexcept;
static void ClearDepthBuffer() noexcept;