Since we can't create a swap chain for another process' window, error out gracefully.

Was triggered from Chrome trying to use a Windows XP path on the DX11 side of things. TRAC #22438 Signed-off-by: Nicolas Capens Signed-off-by: Daniel Koch Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1760 736b8ea6-26fd-11df-bfd4-992fa37f6226

Since we can't create a swap chain for another process' window, error out gracefully.
7d4b482a · shannon.woods@transgaming.com · 34f507ce · 7d4b482a
Commit 7d4b482a authored Jan 25, 2013 by shannon.woods@transgaming.com
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SwapChain11.cpp src/libGLESv2/renderer/SwapChain11.cpp +12 -0

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--- a/src/libGLESv2/renderer/SwapChain11.cpp
+++ b/src/libGLESv2/renderer/SwapChain11.cpp
@@ -237,6 +237,18 @@ EGLint SwapChain11::reset(int backbufferWidth, int backbufferHeight, EGLint swap
    if (mWindow)
    {
+        // We cannot create a swap chain for an HWND that is owned by a different process
+        DWORD currentProcessId = GetCurrentProcessId();
+        DWORD wndProcessId;
+        GetWindowThreadProcessId(mWindow, &wndProcessId);
+        if (currentProcessId != wndProcessId)
+        {
+            ERR("Could not create swap chain, window owned by different process");
+            release();
+            return EGL_BAD_NATIVE_WINDOW;
+        }
        IDXGIFactory *factory = mRenderer->getDxgiFactory();
        DXGI_SWAP_CHAIN_DESC swapChainDesc = {0};