1 files changed, 150 insertions, 0 deletions
diff --git a/samples/D3D11/src/DeviceManager.h b/samples/D3D11/src/DeviceManager.h
new file mode 100644
index 0000000..a6d5b88
--- /dev/null
+++ b/samples/D3D11/src/DeviceManager.h
@@ -0,0 +1,150 @@
+// TAGRELEASE: PUBLIC
+
+#pragma once
+#include <Windows.h>
+#include <DXGI.h>
+#include <D3D11.h>
+#include <list>
+
+
+struct DeviceCreationParameters
+{
+    bool startMaximized;
+    bool startFullscreen;
+    int backBufferWidth;
+    int backBufferHeight;
+    int refreshRate;
+    int swapChainBufferCount;
+    DXGI_FORMAT swapChainFormat;
+    DXGI_FORMAT depthStencilFormat;
+    DXGI_USAGE swapChainUsage;
+    int swapChainSampleCount;
+    int swapChainSampleQuality;
+    UINT createDeviceFlags;
+    D3D_DRIVER_TYPE driverType;
+    D3D_FEATURE_LEVEL featureLevel;
+
+    DeviceCreationParameters() 
+        : startMaximized(false)
+        , startFullscreen(false)
+        , backBufferWidth(1280)
+        , backBufferHeight(720)
+        , refreshRate(0)
+        , swapChainBufferCount(1)
+        , swapChainFormat(DXGI_FORMAT_R8G8B8A8_UNORM)
+        , depthStencilFormat(DXGI_FORMAT_D24_UNORM_S8_UINT)
+        , swapChainUsage(DXGI_USAGE_SHADER_INPUT | DXGI_USAGE_RENDER_TARGET_OUTPUT)
+        , swapChainSampleCount(1)
+        , swapChainSampleQuality(0)
+        , createDeviceFlags(0)
+        , driverType(D3D_DRIVER_TYPE_HARDWARE)
+        , featureLevel(D3D_FEATURE_LEVEL_11_0)
+    { }
+};
+
+#pragma warning(push)
+#pragma warning(disable: 4100) // unreferenced formal parameter
+class IVisualController
+{
+private:
+    bool            m_Enabled;
+public:
+    IVisualController() : m_Enabled(true) { }
+
+    virtual LRESULT MsgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { return 1; }
+    virtual void Render(ID3D11Device* pDevice, ID3D11DeviceContext* pDeviceContext, ID3D11RenderTargetView* pRTV, ID3D11DepthStencilView* pDSV) { }
+    virtual void Animate(double fElapsedTimeSeconds) { }
+    virtual HRESULT DeviceCreated(ID3D11Device* pDevice) { return S_OK; }
+    virtual void DeviceDestroyed() { }
+    virtual void BackBufferResized(ID3D11Device* pDevice, const DXGI_SURFACE_DESC* pBackBufferSurfaceDesc) { }
+
+    virtual void EnableController() { m_Enabled = true; }
+    virtual void DisableController() { m_Enabled = false; }
+    virtual bool IsEnabled() { return m_Enabled; }
+};
+#pragma warning(pop)
+
+class DeviceManager
+{
+public:
+    enum WindowState
+    {
+        kWindowNone,
+        kWindowNormal,
+        kWindowMinimized,
+        kWindowMaximized,
+        kWindowFullscreen
+    };
+
+protected:
+    ID3D11Device*           m_Device;
+    ID3D11DeviceContext*    m_ImmediateContext;
+    IDXGISwapChain*         m_SwapChain;
+    ID3D11RenderTargetView* m_BackBufferRTV;
+    ID3D11Texture2D*        m_DepthStencilBuffer;
+    ID3D11DepthStencilView* m_DepthStencilDSV;
+    DXGI_SWAP_CHAIN_DESC    m_SwapChainDesc;
+    D3D11_TEXTURE2D_DESC    m_DepthStencilDesc;
+    HWND                    m_hWnd;
+    std::list<IVisualController*> m_vControllers;
+    std::wstring            m_WindowTitle;
+    double                  m_FixedFrameInterval;
+    UINT                    m_SyncInterval;
+    std::list<double>       m_vFrameTimes;
+    double                  m_AverageFrameTime;
+    double                  m_AverageTimeUpdateInterval;
+private:
+    HRESULT                 CreateRenderTargetAndDepthStencil();
+public:
+
+    DeviceManager()
+        : m_Device(NULL)
+        , m_ImmediateContext(NULL)
+        , m_SwapChain(NULL)
+        , m_BackBufferRTV(NULL)
+        , m_DepthStencilBuffer(NULL)
+        , m_DepthStencilDSV(NULL)
+        , m_hWnd(NULL)
+        , m_WindowTitle(L"")
+        , m_FixedFrameInterval(-1)
+        , m_SyncInterval(0)
+        , m_AverageFrameTime(0)
+        , m_AverageTimeUpdateInterval(0.5)
+    { }
+
+    virtual ~DeviceManager() 
+    { Shutdown(); }
+
+    virtual HRESULT CreateWindowDeviceAndSwapChain(const DeviceCreationParameters& params, LPWSTR windowTitle);
+    virtual HRESULT ChangeBackBufferFormat(DXGI_FORMAT format, UINT sampleCount);
+    virtual HRESULT ResizeWindow(int width, int height);
+    virtual HRESULT EnterFullscreenMode(int width = 0, int height = 0);
+    virtual HRESULT LeaveFullscreenMode(int windowWidth = 0, int windowHeight = 0);
+    virtual HRESULT ToggleFullscreen();
+
+    virtual void    Shutdown();
+    virtual void    MessageLoop();
+    virtual LRESULT MsgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
+    virtual void    Render();
+    virtual void    Animate(double fElapsedTimeSeconds);
+    virtual void    DeviceCreated();
+    virtual void    DeviceDestroyed();
+    virtual void    BackBufferResized();
+
+    void            AddControllerToFront(IVisualController* pController);
+    void            AddControllerToBack(IVisualController* pController);
+    void            RemoveController(IVisualController* pController);
+
+    void            SetFixedFrameInterval(double seconds) { m_FixedFrameInterval = seconds; }
+    void            DisableFixedFrameInterval() { m_FixedFrameInterval = -1; }
+
+    HWND            GetHWND() { return m_hWnd; }
+    ID3D11Device*   GetDevice() { return m_Device; }
+    WindowState     GetWindowState();
+    bool            GetVsyncEnabled() { return m_SyncInterval > 0; }
+    void            SetVsyncEnabled(bool enabled) { m_SyncInterval = enabled ? 1 : 0; }
+    HRESULT         GetDisplayResolution(int& width, int& height);
+    IDXGIAdapter*   GetDXGIAdapter();
+    double          GetAverageFrameTime() { return m_AverageFrameTime; }
+    void            SetAverageTimeUpdateInterval(double value) { m_AverageTimeUpdateInterval = value; }
+};