SimpleTexture12.h

//--------------------------------------------------------------------------------------
// SimpleTexture12.h
//
// Advanced Technology Group (ATG)
// Copyright (C) Microsoft Corporation. All rights reserved.
//--------------------------------------------------------------------------------------

#pragma once

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


// A basic sample implementation that creates a D3D12 device and
// provides a render loop.
class Sample
{
public:

    Sample() noexcept(false);
    ~Sample() = default;

    Sample(Sample&&) = default;
    Sample& operator= (Sample&&) = default;

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

    // Initialization and management
    void Initialize(IUnknown* window);

    // Basic Sample loop
    void Tick();

    // Messages
    void OnSuspending();
    void OnResuming();

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.
    uint64_t                                m_frame;
    DX::StepTimer                           m_timer;

    // Input devices.
    std::unique_ptr<DirectX::GamePad>       m_gamePad;

    // DirectXTK objects.
    std::unique_ptr<DirectX::GraphicsMemory>        m_graphicsMemory;

    // Direct3D 12 objects
    Microsoft::WRL::ComPtr<ID3D12DescriptorHeap>    m_srvHeap;
    Microsoft::WRL::ComPtr<ID3D12RootSignature>     m_rootSignature;
    Microsoft::WRL::ComPtr<ID3D12PipelineState>     m_pipelineState;
    Microsoft::WRL::ComPtr<ID3D12Resource>          m_vertexBuffer;
    Microsoft::WRL::ComPtr<ID3D12Resource>          m_indexBuffer;
    Microsoft::WRL::ComPtr<ID3D12Resource>          m_texture;
    D3D12_VERTEX_BUFFER_VIEW                        m_vertexBufferView;
    D3D12_INDEX_BUFFER_VIEW                         m_indexBufferView;
};