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| author | Allan Sandfeld Jensen <allan.jensen@theqtcompany.com> | 2016-01-11 11:32:44 +0100 |
|---|---|---|
| committer | Allan Sandfeld Jensen <allan.jensen@theqtcompany.com> | 2016-01-14 13:28:57 +0000 |
| commit | 0bc4288689882e731fc1811c4de11fbc6d0c28ff (patch) | |
| tree | 3af048b542735525721f7da58fc23307d913009a /src/gui/painting/qplatformbackingstore.h | |
| parent | 18119a58def4e3537dd92b86e9c6115e6a21e866 (diff) | |
Optimize OpenGL binding of ARGB32PM backing store
Detect premultiplied backing store and upload it without conversion
and adjust blend to not multiply alpha again.
Task-number: QTBUG-50381
Change-Id: I51939c4f82fbb0c48eaca6e2475bf4cf3722bc2d
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
Reviewed-by: Gunnar Sletta <gunnar@sletta.org>
Diffstat (limited to 'src/gui/painting/qplatformbackingstore.h')
| -rw-r--r-- | src/gui/painting/qplatformbackingstore.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gui/painting/qplatformbackingstore.h b/src/gui/painting/qplatformbackingstore.h index eac97e9cf6..9c8da0d1db 100644 --- a/src/gui/painting/qplatformbackingstore.h +++ b/src/gui/painting/qplatformbackingstore.h @@ -118,7 +118,8 @@ public: virtual QImage toImage() const; enum TextureFlag { TextureSwizzle = 0x01, - TextureFlip = 0x02 + TextureFlip = 0x02, + TexturePremultiplied = 0x04, }; Q_DECLARE_FLAGS(TextureFlags, TextureFlag) virtual GLuint toTexture(const QRegion &dirtyRegion, QSize *textureSize, TextureFlags *flags) const; |