init - 初始化项目

2022-05-06 01:58:53 +08:00
commit 90a5cc7cb6
6772 changed files with 2837787 additions and 0 deletions
--- a/cmake/checks/directx.cpp
+++ b/cmake/checks/directx.cpp
@@ -0,0 +1,74 @@
+#include <windows.h>
+
+#include <d3d11.h>
+#pragma comment (lib, "d3d11.lib")
+
+HINSTANCE g_hInst = NULL;
+D3D_DRIVER_TYPE g_driverType = D3D_DRIVER_TYPE_NULL;
+D3D_FEATURE_LEVEL g_featureLevel = D3D_FEATURE_LEVEL_11_0;
+ID3D11Device* g_pd3dDevice = NULL;
+ID3D11DeviceContext* g_pImmediateContext = NULL;
+IDXGISwapChain* g_pSwapChain = NULL;
+
+static HRESULT InitDevice()
+{
+    HRESULT hr = S_OK;
+
+    UINT width = 640;
+    UINT height = 480;
+
+    UINT createDeviceFlags = 0;
+
+    D3D_DRIVER_TYPE driverTypes[] =
+    {
+        D3D_DRIVER_TYPE_HARDWARE,
+        D3D_DRIVER_TYPE_WARP,
+        D3D_DRIVER_TYPE_REFERENCE,
+    };
+    UINT numDriverTypes = ARRAYSIZE(driverTypes);
+
+    D3D_FEATURE_LEVEL featureLevels[] =
+    {
+        D3D_FEATURE_LEVEL_11_0,
+        D3D_FEATURE_LEVEL_10_1,
+        D3D_FEATURE_LEVEL_10_0,
+    };
+    UINT numFeatureLevels = ARRAYSIZE(featureLevels);
+
+    DXGI_SWAP_CHAIN_DESC sd;
+    ZeroMemory( &sd, sizeof( sd ) );
+    sd.BufferCount = 1;
+    sd.BufferDesc.Width = width;
+    sd.BufferDesc.Height = height;
+#ifdef CHECK_NV12
+    sd.BufferDesc.Format = DXGI_FORMAT_NV12;
+#else
+    sd.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
+#endif
+    sd.BufferDesc.RefreshRate.Numerator = 60;
+    sd.BufferDesc.RefreshRate.Denominator = 1;
+    sd.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
+    sd.OutputWindow = NULL; //g_hWnd;
+    sd.SampleDesc.Count = 1;
+    sd.SampleDesc.Quality = 0;
+    sd.Windowed = TRUE;
+
+    for (UINT driverTypeIndex = 0; driverTypeIndex < numDriverTypes; driverTypeIndex++)
+    {
+        g_driverType = driverTypes[driverTypeIndex];
+        hr = D3D11CreateDeviceAndSwapChain(NULL, g_driverType, NULL, createDeviceFlags, featureLevels, numFeatureLevels,
+                D3D11_SDK_VERSION, &sd, &g_pSwapChain, &g_pd3dDevice, &g_featureLevel, &g_pImmediateContext);
+        if (SUCCEEDED(hr))
+            break;
+    }
+    if (FAILED(hr))
+        return hr;
+
+    return S_OK;
+}
+
+int main(int /*argc*/, char** /*argv*/)
+{
+    InitDevice();
+    return 0;
+}