diff options
Diffstat (limited to 'src/gui/painting')
| -rw-r--r-- | src/gui/painting/qblendfunctions.cpp | 12 | ||||
| -rw-r--r-- | src/gui/painting/qpaintengine_raster.cpp | 6 |
2 files changed, 7 insertions, 11 deletions
diff --git a/src/gui/painting/qblendfunctions.cpp b/src/gui/painting/qblendfunctions.cpp index dd7b016..93f11e1 100644 --- a/src/gui/painting/qblendfunctions.cpp +++ b/src/gui/painting/qblendfunctions.cpp @@ -44,8 +44,6 @@ QT_BEGIN_NAMESPACE -static const qreal aliasedCoordinateDelta = 0.5 - 0.015625; - struct SourceOnlyAlpha { inline uchar alpha(uchar src) const { return src; } @@ -140,14 +138,11 @@ struct Blend_ARGB32_on_RGB16_SourceAndConstAlpha { template <typename SRC, typename T> void qt_scale_image_16bit(uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, - const QRectF &target, + const QRectF &targetRect, const QRectF &srcRect, const QRect &clip, T blender) { - const QRectF targetRect = target.translated(aliasedCoordinateDelta, - aliasedCoordinateDelta); - qreal sx = targetRect.width() / (qreal) srcRect.width(); qreal sy = targetRect.height() / (qreal) srcRect.height(); @@ -618,14 +613,11 @@ struct Blend_ARGB32_on_ARGB32_SourceAndConstAlpha { template <typename T> void qt_scale_image_32bit(uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, - const QRectF &target, + const QRectF &targetRect, const QRectF &srcRect, const QRect &clip, T blender) { - const QRectF targetRect = target.translated(aliasedCoordinateDelta, - aliasedCoordinateDelta); - qreal sx = targetRect.width() / (qreal) srcRect.width(); qreal sy = targetRect.height() / (qreal) srcRect.height(); diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp index 788b722..cbfd5e3 100644 --- a/src/gui/painting/qpaintengine_raster.cpp +++ b/src/gui/painting/qpaintengine_raster.cpp @@ -2573,7 +2573,11 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe QRasterPaintEngineState *s = state(); const bool aa = s->flags.antialiased || s->flags.bilinear; if (!aa && sr.size() == QSize(1, 1)) { - fillRect(r, QColor::fromRgba(img.pixel(sr.x(), sr.y()))); + // as fillRect will apply the aliased coordinate delta we need to + // subtract it here as we don't use it for image drawing + const QRectF targetRect = r.translated(-aliasedCoordinateDelta, + -aliasedCoordinateDelta); + fillRect(targetRect, QColor::fromRgba(img.pixel(sr.x(), sr.y()))); return; } |