增加RenderDevice定义

inc/hgl/render/device/RenderDevice.h

@@ -0,0 +1,29 @@
+#ifndef HGL_RENDER_DEVICE_INCLUDE
+#define HGL_RENDER_DEVICE_INCLUDE
+
+#include<hgl/type/_Object.h>
+#include<hgl/type/BaseString.h?
+namespace hgl
+{
+    /**
+     * 渲染设备基础类<br/>
+     * 该类是程序与操作系统或其它系统库的访问交接模块
+     */
+    class RenderDevice:public _Object
+    {
+    public:
+
+        RenderDevice()=default;
+        virtual ~RenderDevice()=default;
+
+    public:
+
+        virtual UTF8String ToDebugString() override                                                 ///<输出调试用字符串
+        {
+            return UTF8String(U8_TEXT("RenderDevice(),this is BUG,please override this Function."));
+        }
+    };//class RenderDevice
+
+    RenderDevice *CreateRenderDeviceGLFW();     ///<创建一个基于GLFW的渲染设备
+}//namespace hgl
+#endif//HGL_RENDER_DEVICE_INCLUDE