diff options
| author | Eirik Aavitsland <eirik.aavitsland@qt.io> | 2019-04-10 12:35:39 +0200 |
|---|---|---|
| committer | Eirik Aavitsland <eirik.aavitsland@qt.io> | 2019-04-25 06:07:00 +0000 |
| commit | d6c3fa6e0cdb55b9676f1a3f1365d835a039a6e2 (patch) | |
| tree | 600a76cb9676894967b840da6f367a51eace7c6b /src/gui | |
| parent | 8f8267f00bfa0d1716e38358ecc0fafff1d9df14 (diff) | |
Fix aliased painting with non-uniform scaling
The full stroker does not produce good results for aliased lines
thinner than 1 pixel. Avoid it by making sure that such thin lines
are painted by the cosmetic stroker, even when they have
non-uniform transformation.
Fixes: QTBUG-73866
Change-Id: I7b5f0fa555903246e0c3fd92cd435cc8c0b15a24
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/painting/qpaintengine_raster.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp index 90b6d16551..ab22a71134 100644 --- a/src/gui/painting/qpaintengine_raster.cpp +++ b/src/gui/painting/qpaintengine_raster.cpp @@ -796,7 +796,7 @@ void QRasterPaintEngine::updatePen(const QPen &pen) s->flags.fast_pen = pen_style > Qt::NoPen && s->penData.blend && ((cosmetic && penWidth <= 1) - || (!cosmetic && s->flags.tx_noshear && penWidth * s->txscale <= 1)); + || (!cosmetic && (s->flags.tx_noshear || !s->flags.antialiased) && penWidth * s->txscale <= 1)); s->flags.non_complex_pen = qpen_capStyle(s->lastPen) <= Qt::SquareCap && s->flags.tx_noshear; |