Game.h

//
// Game.h
//

#pragma once

#include "DeviceResources.h"
#include "StepTimer.h"


// A basic game implementation that creates a D3D12 device and
// provides a game loop.
class Game final : public DX::IDeviceNotify
{
public:

    Game() noexcept(false);
    ~Game();

    Game(Game&&) = default;
    Game& operator= (Game&&) = default;

    Game(Game const&) = delete;
    Game& operator= (Game const&) = delete;

    // Initialization and management
    void Initialize(HWND window, int width, int height);

    // Basic game loop
    void Tick();

    // IDeviceNotify
    void OnDeviceLost() override;
    void OnDeviceRestored() override;

    // Messages
    void OnActivated();
    void OnDeactivated();
    void OnSuspending();
    void OnResuming();
    void OnWindowMoved();
    void OnWindowSizeChanged(int width, int height);

    // Properties
    void GetDefaultSize( int& width, int& height ) const noexcept;

private:

    void Update(DX::StepTimer const& timer);
    void Render();

    void Clear();

    void CreateDeviceDependentResources();
    void CreateWindowSizeDependentResources();

    // Device resources.
    std::unique_ptr<DX::DeviceResources>    m_deviceResources;

    // Rendering loop timer.
    DX::StepTimer                           m_timer;

    std::unique_ptr<DirectX::GraphicsMemory> m_graphicsMemory;

    DirectX::SimpleMath::Matrix m_world;
    DirectX::SimpleMath::Matrix m_view;
    DirectX::SimpleMath::Matrix m_proj;
    std::unique_ptr<DirectX::CommonStates> m_states;
    std::unique_ptr<DirectX::GeometricPrimitive> m_shape;
    std::unique_ptr<DirectX::DescriptorHeap> m_resourceDescriptors;
    Microsoft::WRL::ComPtr<ID3D12Resource> m_texture;
    Microsoft::WRL::ComPtr<ID3D12Resource> m_cubemap;
    Microsoft::WRL::ComPtr<ID3D12Resource> m_normalTexture;

#if 0
    std::unique_ptr<DirectX::EnvironmentMapEffect> m_effect;
#elif 0
    std::unique_ptr<DirectX::NormalMapEffect> m_effect;
#else
    std::unique_ptr<DirectX::DebugEffect> m_effect;
#endif
    enum Descriptors : size_t
    {
        Wood,
        EnvMap,
        NormalMap,
        Count
    };
};