1 files changed, 47 insertions, 0 deletions
diff --git a/NativeApp/include/AppBase.h b/NativeApp/include/AppBase.h
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+++ b/NativeApp/include/AppBase.h
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+/*     Copyright 2019 Diligent Graphics LLC
+ *  
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
+ *
+ *  In no event and under no legal theory, whether in tort (including negligence), 
+ *  contract, or otherwise, unless required by applicable law (such as deliberate 
+ *  and grossly negligent acts) or agreed to in writing, shall any Contributor be
+ *  liable for any damages, including any direct, indirect, special, incidental, 
+ *  or consequential damages of any character arising as a result of this License or 
+ *  out of the use or inability to use the software (including but not limited to damages 
+ *  for loss of goodwill, work stoppage, computer failure or malfunction, or any and 
+ *  all other commercial damages or losses), even if such Contributor has been advised 
+ *  of the possibility of such damages.
+ */
+
+#pragma once 
+
+namespace Diligent
+{
+
+class AppBase
+{
+public:
+    virtual ~AppBase() {}
+
+    virtual void ProcessCommandLine(const char* CmdLine) = 0;
+    virtual const char* GetAppTitle()const = 0;
+    virtual void Update(double CurrTime, double ElapsedTime) {};
+    virtual void Render()  = 0;
+    virtual void Present() = 0;
+    virtual void WindowResize(int width, int height) = 0;
+    virtual void GetDesiredInitialWindowSize(int& width, int& height)
+    {
+        width  = 0;
+        height = 0;
+    }
+};
+
+}