diff options
Diffstat (limited to 'src/angle/patches/0016-ANGLE-Fix-severe-performance-regression.patch')
| -rw-r--r-- | src/angle/patches/0016-ANGLE-Fix-severe-performance-regression.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/angle/patches/0016-ANGLE-Fix-severe-performance-regression.patch b/src/angle/patches/0016-ANGLE-Fix-severe-performance-regression.patch new file mode 100644 index 0000000000..e9cda1337f --- /dev/null +++ b/src/angle/patches/0016-ANGLE-Fix-severe-performance-regression.patch @@ -0,0 +1,37 @@ +From b215999d63d6e6b087e53e24a47b8b60520ec9e4 Mon Sep 17 00:00:00 2001 +From: Oliver Wolff <oliver.wolff@qt.io> +Date: Wed, 11 Mar 2020 13:59:39 +0100 +Subject: [PATCH] ANGLE: Fix severe performance regression + +The changed buffer usage priority that was introduced in our ANGLE +update caused severe performance regressions for Qt applications. + +Fixes: QTBUG-73835 +Change-Id: I49839bb272cdeec0027264f2751b88bc149665ad +--- + src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Buffer11.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Buffer11.h b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Buffer11.h +index ddbeeb90d2..f92a68454b 100644 +--- a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Buffer11.h ++++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Buffer11.h +@@ -31,7 +31,6 @@ struct TranslatedAttribute; + // The order of this enum governs priority of 'getLatestBufferStorage'. + enum BufferUsage + { +- BUFFER_USAGE_SYSTEM_MEMORY, + BUFFER_USAGE_STAGING, + BUFFER_USAGE_VERTEX_OR_TRANSFORM_FEEDBACK, + BUFFER_USAGE_INDEX, +@@ -40,6 +39,7 @@ enum BufferUsage + BUFFER_USAGE_PIXEL_UNPACK, + BUFFER_USAGE_PIXEL_PACK, + BUFFER_USAGE_UNIFORM, ++ BUFFER_USAGE_SYSTEM_MEMORY, + BUFFER_USAGE_EMULATED_INDEXED_VERTEX, + + BUFFER_USAGE_COUNT, +-- +2.20.1.windows.1 + |