170402C++DirectX12テキストの描画 - D3D1211On12.h

D3D1211On12.h

//*********************************************************
//
// Copyright (c) Microsoft. All rights reserved.
// This code is licensed under the MIT License (MIT).
// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
//
//*********************************************************

#pragma once

#include "DXSample.h"

using namespace DirectX;

// Note that while ComPtr is used to manage the lifetime of resources on the CPU,
// it has no understanding of the lifetime of resources on the GPU. Apps must account
// for the GPU lifetime of resources to avoid destroying objects that may still be
// referenced by the GPU.
// An example of this can be found in the class method: OnDestroy().
using Microsoft::WRL::ComPtr;

class D3D1211on12 : public DXSample
{
public:
    D3D1211on12(UINT width, UINT height, std::wstring name);

    virtual void OnInit();
    virtual void OnUpdate();
    virtual void OnRender();
    virtual void OnDestroy();

private:
    static const UINT FrameCount = 3;

    struct Vertex
    {
        XMFLOAT3 position;
        XMFLOAT4 color;
    };

    // Pipeline objects.
    CD3DX12_VIEWPORT m_viewport;
    CD3DX12_RECT m_scissorRect;
    ComPtr<IDXGISwapChain3> m_swapChain;
    ComPtr<ID3D11DeviceContext> m_d3d11DeviceContext;
    ComPtr<ID3D11On12Device> m_d3d11On12Device;
    ComPtr<ID3D12Device> m_d3d12Device;
    ComPtr<IDWriteFactory> m_dWriteFactory;
    ComPtr<ID2D1Factory3> m_d2dFactory;
    ComPtr<ID2D1Device2> m_d2dDevice;
    ComPtr<ID2D1DeviceContext2> m_d2dDeviceContext;
    ComPtr<ID3D12Resource> m_renderTargets[FrameCount];
    ComPtr<ID3D11Resource> m_wrappedBackBuffers[FrameCount];
    ComPtr<ID2D1Bitmap1> m_d2dRenderTargets[FrameCount];
    ComPtr<ID3D12CommandAllocator> m_commandAllocators[FrameCount];
    ComPtr<ID3D12CommandQueue> m_commandQueue;
    ComPtr<ID3D12RootSignature> m_rootSignature;
    ComPtr<ID3D12DescriptorHeap> m_rtvHeap;
    ComPtr<ID3D12PipelineState> m_pipelineState;
    ComPtr<ID3D12GraphicsCommandList> m_commandList;

    // App resources.
    UINT m_rtvDescriptorSize;
    ComPtr<ID2D1SolidColorBrush> m_textBrush;
    ComPtr<IDWriteTextFormat> m_textFormat;
    ComPtr<ID3D12Resource> m_vertexBuffer;
    D3D12_VERTEX_BUFFER_VIEW m_vertexBufferView;

    // Synchronization objects.
    UINT m_frameIndex;
    HANDLE m_fenceEvent;
    ComPtr<ID3D12Fence> m_fence;
    UINT64 m_fenceValues[FrameCount];

    void LoadPipeline();
    void LoadAssets();
    void PopulateCommandList();
    void WaitForGpu();
    void MoveToNextFrame();
    void RenderUI();
};