diff options
Diffstat (limited to 'src/angle/patches/0005-ANGLE-Fix-initialization-of-zero-sized-window.patch')
-rw-r--r-- | src/angle/patches/0005-ANGLE-Fix-initialization-of-zero-sized-window.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/angle/patches/0005-ANGLE-Fix-initialization-of-zero-sized-window.patch b/src/angle/patches/0005-ANGLE-Fix-initialization-of-zero-sized-window.patch new file mode 100644 index 0000000000..eb67278628 --- /dev/null +++ b/src/angle/patches/0005-ANGLE-Fix-initialization-of-zero-sized-window.patch @@ -0,0 +1,32 @@ +From 8e649097b0e11d8b975ba321f343142dd97889cb Mon Sep 17 00:00:00 2001 +From: Oliver Wolff <oliver.wolff@qt.io> +Date: Wed, 22 Aug 2018 13:12:07 +0200 +Subject: [PATCH 5/8] ANGLE: Fix initialization of zero-sized window + +The clientRect might be empty when creating a window of zero size. The +side effect of a division by zero is that matrix transformation fails +and hence the swapchain gets into an invalid state. + +Change-Id: Idbaed72deadb7b87052ac27e194a40d1810e6f7a +--- + .../libANGLE/renderer/d3d/d3d11/winrt/SwapChainPanelNativeWindow.cpp | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/winrt/SwapChainPanelNativeWindow.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/winrt/SwapChainPanelNativeWindow.cpp +index c6d07fc888..3425fad95d 100644 +--- a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/winrt/SwapChainPanelNativeWindow.cpp ++++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/winrt/SwapChainPanelNativeWindow.cpp +@@ -324,8 +324,8 @@ HRESULT SwapChainPanelNativeWindow::createSwapChain(ID3D11Device *device, + + HRESULT SwapChainPanelNativeWindow::scaleSwapChain(const Size &windowSize, const RECT &clientRect) + { +- Size renderScale = {windowSize.Width / (float)clientRect.right, +- windowSize.Height / (float)clientRect.bottom}; ++ Size renderScale = {windowSize.Width / std::max(LONG(1), clientRect.right), ++ windowSize.Height / std::max(LONG(1), clientRect.bottom)}; + // Setup a scale matrix for the swap chain + DXGI_MATRIX_3X2_F scaleMatrix = {}; + scaleMatrix._11 = renderScale.Width; +-- +2.15.0.windows.1 + |