diff options
Diffstat (limited to 'src/angle/patches/0010-ANGLE-Disable-multisampling-to-avoid-crash-in-Qt-app.patch')
-rw-r--r-- | src/angle/patches/0010-ANGLE-Disable-multisampling-to-avoid-crash-in-Qt-app.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/angle/patches/0010-ANGLE-Disable-multisampling-to-avoid-crash-in-Qt-app.patch b/src/angle/patches/0010-ANGLE-Disable-multisampling-to-avoid-crash-in-Qt-app.patch new file mode 100644 index 0000000000..2fb65ce220 --- /dev/null +++ b/src/angle/patches/0010-ANGLE-Disable-multisampling-to-avoid-crash-in-Qt-app.patch @@ -0,0 +1,41 @@ +From d239cceef88fbbe4cf7479025f12934d9c3c83a5 Mon Sep 17 00:00:00 2001 +From: Andre de la Rocha <andre.rocha@qt.io> +Date: Tue, 11 Sep 2018 12:57:23 +0200 +Subject: [PATCH] ANGLE: Disable multisampling to avoid crash in Qt + applications + +This patch adds a workaround for the crash that occurs with multisampling +enabled in some Qt applications (e.g., the 2dpainting example). The old +Angle release we were using lacked support for multisampling, so it was +ignored when requested. This current version seems to support it, but is +causing a crash in the D3D11 shaders, so this workaround disables that +support. +--- + .../libANGLE/renderer/d3d/d3d11/Renderer11.cpp | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp +index bd14f4de2..f487538a5 100644 +--- a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp ++++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp +@@ -997,6 +997,8 @@ gl::SupportedSampleSet Renderer11::generateSampleSetForEGLConfig( + { + gl::SupportedSampleSet sampleCounts; + ++#if 0 // Qt: Disabling support for multisampling as it is causing a crash in the D3D11 shaders. ++ + // Generate a new set from the set intersection of sample counts between the color and depth + // format caps. + std::set_intersection(colorBufferFormatCaps.sampleCounts.begin(), +@@ -1017,6 +1019,8 @@ gl::SupportedSampleSet Renderer11::generateSampleSetForEGLConfig( + sampleCounts = depthStencilBufferFormatCaps.sampleCounts; + } + ++#endif ++ + // Always support 0 samples + sampleCounts.insert(0); + +-- +2.14.1.windows.1 + |