1 files changed, 49 insertions, 0 deletions

diff --git a/src/ca/directx.cpp b/src/ca/directx.cpp
new file mode 100644
index 00000000..21838262
--- /dev/null
+++ b/src/ca/directx.cpp
@@ -0,0 +1,49 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+#include "precomp.h"
+
+/********************************************************************
+WixQueryDirectXCaps - entry point for WixQueryDirectXCaps CA
+
+ Called as Type 1 custom action (DLL from the Binary table) from
+ Windows Installer to set properties that identify the DirectX
+ capabilities ("caps") of the system.
+********************************************************************/
+extern "C" UINT __stdcall WixQueryDirectXCaps(
+    __in MSIHANDLE hInstall
+    )
+{
+#if 0
+    ::MessageBoxA(0, "break into debugger now please", "---->> ATTACH TO ME!", MB_ICONEXCLAMATION);
+#endif
+
+    HRESULT hr = S_OK;
+    DWORD er = ERROR_SUCCESS;
+    LPDIRECT3D9 pD3D = NULL;
+
+    hr = WcaInitialize(hInstall, "WixQueryDirectXCaps");
+    ExitOnFailure(hr, "failed to initialize");
+
+    pD3D = Direct3DCreate9(D3D_SDK_VERSION);
+    ExitOnNull(pD3D, hr, E_FAIL, "Direct3DCreate9 failed");
+
+    D3DCAPS9 d3dCaps;
+    hr = pD3D->GetDeviceCaps(
+        0,                 // first adapter
+        D3DDEVTYPE_HAL,    // fail on non-HAL devices
+        &d3dCaps
+    );
+    ExitOnFailure(hr, "GetDeviceCaps call failed");
+
+    int iVertexShaderVersion = D3DSHADER_VERSION_MAJOR(d3dCaps.VertexShaderVersion) * 100 + D3DSHADER_VERSION_MINOR(d3dCaps.VertexShaderVersion);
+    WcaSetIntProperty(L"WIX_DIRECTX_VERTEXSHADERVERSION", iVertexShaderVersion);
+
+    int iPixelShaderVersion = D3DSHADER_VERSION_MAJOR(d3dCaps.PixelShaderVersion) * 100 + D3DSHADER_VERSION_MINOR(d3dCaps.PixelShaderVersion);
+    WcaSetIntProperty(L"WIX_DIRECTX_PIXELSHADERVERSION", iPixelShaderVersion);
+
+LExit:
+    ReleaseObject(pD3D);
+    return WcaFinalize(er = FAILED(hr) ? ERROR_INSTALL_FAILURE : er);
+}
+    
+