mirror of
https://github.com/Blinue/Magpie.git
synced 2026-06-24 02:04:10 +00:00
474 lines
13 KiB
C++
474 lines
13 KiB
C++
#include "pch.h"
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#include "DeviceResources.h"
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#include "App.h"
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#include "StrUtils.h"
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#include "Logger.h"
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static inline void LogAdapter(const DXGI_ADAPTER_DESC1& adapterDesc) {
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Logger::Get().Info(fmt::format("当前图形适配器：\n\tVendorId：{:#x}\n\tDeviceId：{:#x}\n\t描述：{}",
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adapterDesc.VendorId, adapterDesc.DeviceId, StrUtils::UTF16ToUTF8(adapterDesc.Description)));
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}
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static winrt::com_ptr<IDXGIAdapter3> ObtainGraphicsAdapter(IDXGIFactory4* dxgiFactory, int adapterIdx) {
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winrt::com_ptr<IDXGIAdapter1> adapter;
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if (adapterIdx >= 0) {
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HRESULT hr = dxgiFactory->EnumAdapters1(adapterIdx, adapter.put());
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if (SUCCEEDED(hr)) {
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DXGI_ADAPTER_DESC1 desc;
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HRESULT hr = adapter->GetDesc1(&desc);
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if (FAILED(hr)) {
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return nullptr;
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}
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LogAdapter(desc);
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return adapter.try_as<IDXGIAdapter3>();
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}
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}
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// 枚举查找第一个支持 D3D11 的图形适配器
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for (UINT adapterIndex = 0;
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SUCCEEDED(dxgiFactory->EnumAdapters1(adapterIndex, adapter.put()));
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++adapterIndex
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) {
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DXGI_ADAPTER_DESC1 desc;
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HRESULT hr = adapter->GetDesc1(&desc);
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if (FAILED(hr)) {
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continue;
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}
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if (desc.Flags == DXGI_ADAPTER_FLAG_SOFTWARE) {
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continue;
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}
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D3D_FEATURE_LEVEL featureLevels[] = {
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D3D_FEATURE_LEVEL_11_1,
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D3D_FEATURE_LEVEL_11_0
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};
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UINT nFeatureLevels = ARRAYSIZE(featureLevels);
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hr = D3D11CreateDevice(
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adapter.get(),
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D3D_DRIVER_TYPE_UNKNOWN,
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nullptr,
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0,
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featureLevels,
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nFeatureLevels,
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D3D11_SDK_VERSION,
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nullptr,
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nullptr,
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nullptr
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);
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if (SUCCEEDED(hr)) {
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LogAdapter(desc);
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return adapter.try_as<IDXGIAdapter3>();
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}
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}
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// 回落到 Basic Render Driver Adapter（WARP）
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// https://docs.microsoft.com/en-us/windows/win32/direct3darticles/directx-warp
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HRESULT hr = dxgiFactory->EnumWarpAdapter(IID_PPV_ARGS(&adapter));
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if (FAILED(hr)) {
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Logger::Get().ComError("创建 WARP 设备失败", hr);
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return nullptr;
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}
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return adapter.try_as<IDXGIAdapter3>();
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}
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bool DeviceResources::Initialize() {
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#ifdef _DEBUG
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UINT flag = DXGI_CREATE_FACTORY_DEBUG;
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#else
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UINT flag = 0;
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#endif // _DEBUG
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HRESULT hr = CreateDXGIFactory2(flag, IID_PPV_ARGS(_dxgiFactory.put()));
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if (FAILED(hr)) {
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return false;
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}
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// 检查可变帧率支持
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BOOL supportTearing = FALSE;
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hr = _dxgiFactory->CheckFeatureSupport(DXGI_FEATURE_PRESENT_ALLOW_TEARING, &supportTearing, sizeof(supportTearing));
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if (FAILED(hr)) {
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Logger::Get().ComWarn("CheckFeatureSupport 失败", hr);
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}
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_supportTearing = !!supportTearing;
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Logger::Get().Info(fmt::format("可变刷新率支持：{}", supportTearing ? "是" : "否"));
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if (App::Get().IsDisableVSync() && !supportTearing) {
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Logger::Get().Error("当前显示器不支持可变刷新率");
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App::Get().SetErrorMsg(ErrorMessages::VSYNC_OFF_NOT_SUPPORTED);
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return false;
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}
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UINT createDeviceFlags = D3D11_CREATE_DEVICE_BGRA_SUPPORT;
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if (IsDebugLayersAvailable()) {
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// 在 DEBUG 配置启用调试层
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createDeviceFlags |= D3D11_CREATE_DEVICE_DEBUG;
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}
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D3D_FEATURE_LEVEL featureLevels[] = {
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D3D_FEATURE_LEVEL_11_1,
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D3D_FEATURE_LEVEL_11_0
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};
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UINT nFeatureLevels = ARRAYSIZE(featureLevels);
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_graphicsAdapter = ObtainGraphicsAdapter(_dxgiFactory.get(), App::Get().GetAdapterIdx());
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if (!_graphicsAdapter) {
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Logger::Get().Error("找不到可用 Adapter");
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return false;
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}
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winrt::com_ptr<ID3D11Device> d3dDevice;
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winrt::com_ptr<ID3D11DeviceContext> d3dDC;
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hr = D3D11CreateDevice(
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_graphicsAdapter.get(),
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D3D_DRIVER_TYPE_UNKNOWN,
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nullptr,
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createDeviceFlags,
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featureLevels,
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nFeatureLevels,
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D3D11_SDK_VERSION,
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d3dDevice.put(),
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&_featureLevel,
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d3dDC.put()
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);
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if (FAILED(hr)) {
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Logger::Get().ComError("D3D11CreateDevice 失败", hr);
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return false;
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}
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std::string_view fl;
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switch (_featureLevel) {
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case D3D_FEATURE_LEVEL_11_1:
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fl = "11.1";
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break;
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case D3D_FEATURE_LEVEL_11_0:
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fl = "11.0";
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break;
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default:
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fl = "未知";
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break;
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}
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Logger::Get().Info(fmt::format("已创建 D3D Device\n\t功能级别：{}", fl));
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_d3dDevice = d3dDevice.try_as<ID3D11Device3>();
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if (!_d3dDevice) {
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Logger::Get().Error("获取 ID3D11Device1 失败");
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return false;
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}
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_d3dDC = d3dDC.try_as<ID3D11DeviceContext3>();
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if (!_d3dDC) {
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Logger::Get().Error("获取 ID3D11DeviceContext1 失败");
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return false;
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}
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_dxgiDevice = _d3dDevice.try_as<IDXGIDevice4>();
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if (!_dxgiDevice) {
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Logger::Get().Error("获取 IDXGIDevice 失败");
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return false;
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}
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if (!_CreateSwapChain()) {
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Logger::Get().Error("_CreateSwapChain 失败");
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return false;
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}
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return true;
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}
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bool DeviceResources::IsDebugLayersAvailable() {
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#ifdef _DEBUG
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static std::optional<bool> result = std::nullopt;
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if (!result.has_value()) {
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HRESULT hr = D3D11CreateDevice(
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nullptr,
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D3D_DRIVER_TYPE_NULL, // There is no need to create a real hardware device.
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nullptr,
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D3D11_CREATE_DEVICE_DEBUG, // Check for the SDK layers.
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nullptr, // Any feature level will do.
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0,
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D3D11_SDK_VERSION,
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nullptr, // No need to keep the D3D device reference.
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nullptr, // No need to know the feature level.
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nullptr // No need to keep the D3D device context reference.
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);
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result = SUCCEEDED(hr);
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}
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return result.value_or(false);
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#else
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// Relaese 配置不使用调试层
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return false;
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#endif
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}
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winrt::com_ptr<ID3D11Texture2D> DeviceResources::CreateTexture2D(
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DXGI_FORMAT format,
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UINT width,
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UINT height,
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UINT bindFlags,
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D3D11_USAGE usage,
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UINT miscFlags,
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const D3D11_SUBRESOURCE_DATA* pInitialData
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) {
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D3D11_TEXTURE2D_DESC desc{};
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desc.Format = format;
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desc.Width = width;
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desc.Height = height;
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desc.MipLevels = 1;
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desc.ArraySize = 1;
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desc.SampleDesc.Count = 1;
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desc.SampleDesc.Quality = 0;
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desc.BindFlags = bindFlags;
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desc.Usage = usage;
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desc.MiscFlags = miscFlags;
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winrt::com_ptr<ID3D11Texture2D> result;
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HRESULT hr = _d3dDevice->CreateTexture2D(&desc, pInitialData, result.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("CreateTexture2D 失败", hr);
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return nullptr;
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}
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return result;
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}
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void DeviceResources::BeginFrame() {
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WaitForSingleObjectEx(_frameLatencyWaitableObject.get(), 1000, TRUE);
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_d3dDC->ClearState();
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}
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void DeviceResources::EndFrame() {
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if (App::Get().IsDisableVSync()) {
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_swapChain->Present(0, DXGI_PRESENT_ALLOW_TEARING);
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} else {
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_swapChain->Present(1, 0);
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}
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}
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bool DeviceResources::_CreateSwapChain() {
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const RECT& hostWndRect = App::Get().GetHostWndRect();
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DXGI_SWAP_CHAIN_DESC1 sd = {};
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sd.Width = hostWndRect.right - hostWndRect.left;
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sd.Height = hostWndRect.bottom - hostWndRect.top;
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sd.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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sd.AlphaMode = DXGI_ALPHA_MODE_UNSPECIFIED;
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sd.SampleDesc.Count = 1;
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sd.SampleDesc.Quality = 0;
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sd.Scaling = DXGI_SCALING_NONE;
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sd.BufferUsage = DXGI_USAGE_UNORDERED_ACCESS;
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sd.BufferCount = (App::Get().IsDisableLowLatency() || App::Get().IsDisableVSync()) ? 3 : 2;
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// 使用 DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL 而不是 DXGI_SWAP_EFFECT_FLIP_DISCARD
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// 不渲染四周（可能存在的）黑边，因此必须保证交换链缓冲区不被改变
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// 否则将不得不在每帧渲染前清空后缓冲区，这个操作在一些显卡上比较耗时
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sd.SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL;
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// 只要显卡支持始终启用 DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING
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sd.Flags = (_supportTearing ? DXGI_SWAP_CHAIN_FLAG_ALLOW_TEARING : 0)
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| DXGI_SWAP_CHAIN_FLAG_FRAME_LATENCY_WAITABLE_OBJECT;
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winrt::com_ptr<IDXGISwapChain1> dxgiSwapChain = nullptr;
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HRESULT hr = _dxgiFactory->CreateSwapChainForHwnd(
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_d3dDevice.get(),
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App::Get().GetHwndHost(),
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&sd,
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nullptr,
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nullptr,
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dxgiSwapChain.put()
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);
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if (FAILED(hr)) {
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Logger::Get().ComError("创建交换链失败", hr);
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return false;
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}
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_swapChain = dxgiSwapChain.try_as<IDXGISwapChain4>();
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if (!_swapChain) {
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Logger::Get().Error("获取 IDXGISwapChain2 失败");
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return false;
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}
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// 关闭低延迟模式或关闭垂直同步时将最大延迟设为 2 以使 CPU 和 GPU 并行执行
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_swapChain->SetMaximumFrameLatency(
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App::Get().IsDisableLowLatency() || App::Get().IsDisableVSync() ? 2 : 1);
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_frameLatencyWaitableObject.reset(_swapChain->GetFrameLatencyWaitableObject());
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if (!_frameLatencyWaitableObject) {
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Logger::Get().Error("GetFrameLatencyWaitableObject 失败");
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return false;
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}
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hr = _dxgiFactory->MakeWindowAssociation(App::Get().GetHwndHost(), DXGI_MWA_NO_ALT_ENTER);
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if (FAILED(hr)) {
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Logger::Get().ComError("MakeWindowAssociation 失败", hr);
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}
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// 检查 Multiplane Overlay 和 Hardware Composition 支持
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BOOL supportMPO = FALSE;
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BOOL supportHardwareComposition = FALSE;
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winrt::com_ptr<IDXGIOutput> output;
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hr = _swapChain->GetContainingOutput(output.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("获取 IDXGIOutput 失败", hr);
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} else {
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winrt::com_ptr<IDXGIOutput2> output2 = output.try_as<IDXGIOutput2>();
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if (!output2) {
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Logger::Get().Info("获取 IDXGIOutput2 失败");
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} else {
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supportMPO = output2->SupportsOverlays();
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}
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winrt::com_ptr<IDXGIOutput6> output6 = output.try_as<IDXGIOutput6>();
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if (!output6) {
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Logger::Get().Info("获取 IDXGIOutput6 失败");
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} else {
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UINT flags;
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hr = output6->CheckHardwareCompositionSupport(&flags);
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if (FAILED(hr)) {
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Logger::Get().ComError("CheckHardwareCompositionSupport 失败", hr);
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} else {
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supportHardwareComposition = flags & DXGI_HARDWARE_COMPOSITION_SUPPORT_FLAG_WINDOWED;
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}
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}
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}
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Logger::Get().Info(StrUtils::Concat("Hardware Composition 支持：", supportHardwareComposition ? "是" : "否"));
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Logger::Get().Info(StrUtils::Concat("Multiplane Overlay 支持：", supportMPO ? "是" : "否"));
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hr = _swapChain->GetBuffer(0, IID_PPV_ARGS(_backBuffer.put()));
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if (FAILED(hr)) {
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Logger::Get().ComError("获取后缓冲区失败", hr);
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return false;
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}
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return true;
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}
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bool DeviceResources::GetShaderResourceView(ID3D11Texture2D* texture, ID3D11ShaderResourceView** result) {
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auto it = _srvMap.find(texture);
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if (it != _srvMap.end()) {
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*result = it->second.get();
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return true;
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}
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winrt::com_ptr<ID3D11ShaderResourceView>& r = _srvMap[texture];
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HRESULT hr = _d3dDevice->CreateShaderResourceView(texture, nullptr, r.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("CreateShaderResourceView 失败", hr);
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return false;
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} else {
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*result = r.get();
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return true;
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}
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}
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bool DeviceResources::GetUnorderedAccessView(ID3D11Texture2D* texture, ID3D11UnorderedAccessView** result) {
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auto it = _uavMap.find(texture);
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if (it != _uavMap.end()) {
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*result = it->second.get();
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return true;
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}
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winrt::com_ptr<ID3D11UnorderedAccessView>& r = _uavMap[texture];
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D3D11_UNORDERED_ACCESS_VIEW_DESC desc{};
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desc.ViewDimension = D3D11_UAV_DIMENSION_TEXTURE2D;
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desc.Texture2D.MipSlice = 0;
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HRESULT hr = _d3dDevice->CreateUnorderedAccessView(texture, &desc, r.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("CreateUnorderedAccessView 失败", hr);
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return false;
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} else {
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*result = r.get();
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return true;
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}
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}
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bool DeviceResources::CompileShader(std::string_view hlsl, const char* entryPoint, ID3DBlob** blob, const char* sourceName, ID3DInclude* include) {
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winrt::com_ptr<ID3DBlob> errorMsgs = nullptr;
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UINT flags = D3DCOMPILE_ENABLE_STRICTNESS | D3DCOMPILE_ALL_RESOURCES_BOUND;
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if (App::Get().IsTreatWarningsAsErrors()) {
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flags |= D3DCOMPILE_WARNINGS_ARE_ERRORS;
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}
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#ifdef _DEBUG
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flags |= D3DCOMPILE_SKIP_OPTIMIZATION | D3DCOMPILE_DEBUG;
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#else
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flags |= D3DCOMPILE_OPTIMIZATION_LEVEL3;
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#endif // _DEBUG
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HRESULT hr = D3DCompile(hlsl.data(), hlsl.size(), sourceName, nullptr, include,
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entryPoint, "cs_5_0", flags, 0, blob, errorMsgs.put());
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if (FAILED(hr)) {
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if (errorMsgs) {
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Logger::Get().ComError(StrUtils::Concat("编译计算着色器失败：", (const char*)errorMsgs->GetBufferPointer()), hr);
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}
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return false;
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} else {
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// 警告消息
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if (errorMsgs) {
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Logger::Get().Warn(StrUtils::Concat("编译计算着色器时产生警告：", (const char*)errorMsgs->GetBufferPointer()));
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}
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}
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return true;
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}
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bool DeviceResources::GetRenderTargetView(ID3D11Texture2D* texture, ID3D11RenderTargetView** result) {
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auto it = _rtvMap.find(texture);
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if (it != _rtvMap.end()) {
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*result = it->second.get();
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return true;
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}
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winrt::com_ptr<ID3D11RenderTargetView>& r = _rtvMap[texture];
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HRESULT hr = _d3dDevice->CreateRenderTargetView(texture, nullptr, r.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("CreateRenderTargetView 失败", hr);
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return false;
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} else {
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*result = r.get();
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return true;
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}
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}
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bool DeviceResources::GetSampler(D3D11_FILTER filterMode, D3D11_TEXTURE_ADDRESS_MODE addressMode, ID3D11SamplerState** result) {
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auto key = std::make_pair(filterMode, addressMode);
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auto it = _samMap.find(key);
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if (it != _samMap.end()) {
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*result = it->second.get();
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return true;
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}
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winrt::com_ptr<ID3D11SamplerState> sam;
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D3D11_SAMPLER_DESC desc{};
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desc.Filter = filterMode;
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desc.AddressU = addressMode;
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desc.AddressV = addressMode;
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desc.AddressW = addressMode;
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desc.ComparisonFunc = D3D11_COMPARISON_NEVER;
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desc.MinLOD = 0;
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desc.MaxLOD = 0;
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HRESULT hr = _d3dDevice->CreateSamplerState(&desc, sam.put());
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if (FAILED(hr)) {
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Logger::Get().ComError("创建 ID3D11SamplerState 出错", hr);
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return false;
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}
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*result = sam.get();
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_samMap.emplace(key, std::move(sam));
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return true;
|
||
}
|