+ /**
+ * Returns the gles version
+ * @return the gles version
+ */
+ int32_t GetGlesVersion() const;
+
+ /**
+ * Returns whether the surfaceless context is supported
+ * @return true if the surfaceless context is supported
+ */
+ bool IsSurfacelessContextSupported() const;
+
+ /**
+ * @brief Wait until all rendering calls for the currently context are executed
+ */
+ void WaitClient();
+