diff options
author | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-11-16 19:25:11 +0100 |
---|---|---|
committer | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-11-22 13:06:32 +0100 |
commit | 5142fe2c54970040fb6967848156a5f28b5a2dc9 (patch) | |
tree | b53358bb46c1854dfdd19eab30d74ff3f833509c /src/gui | |
parent | 924887965cbe0312df1271b097671a9e2266eb5a (diff) |
rhi: d3d11: Do not rely on Win10-only enum value
When building against a 8.1 or older SDK the Windows 10-only value
DXGI_SWAP_EFFECT_FLIP_DISCARD may not be present. Just use the value
directly. At runtime that code path cannot be hit anyway when running
on 8.1 or older.
Task-number: QTBUG-80084
Change-Id: I0974b82db770e5487315798432ee601937b96c5e
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Diffstat (limited to 'src/gui')
-rw-r--r-- | src/gui/rhi/qrhid3d11.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/rhi/qrhid3d11.cpp b/src/gui/rhi/qrhid3d11.cpp index 717f3e6d6c..5e576e9c6a 100644 --- a/src/gui/rhi/qrhid3d11.cpp +++ b/src/gui/rhi/qrhid3d11.cpp @@ -3922,7 +3922,7 @@ bool QD3D11SwapChain::buildOrResize() desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; desc.BufferCount = BUFFER_COUNT; desc.Scaling = DXGI_SCALING_STRETCH; - desc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_DISCARD; + desc.SwapEffect = DXGI_SWAP_EFFECT(4); // DXGI_SWAP_EFFECT_FLIP_DISCARD // Do not bother with AlphaMode, if won't work unless we go through // DirectComposition. Instead, we just take the other (DISCARD) // path for now when alpha is requested. |