diff options
| author | Friedemann Kleint <Friedemann.Kleint@nokia.com> | 2012-03-27 08:30:47 +0200 |
|---|---|---|
| committer | Qt by Nokia <qt-info@nokia.com> | 2012-03-27 12:33:42 +0200 |
| commit | 4f92f9b7251addef556b25e8ab88e00acfaf61b0 (patch) | |
| tree | cadb3a0fe7e4c2564e609c3d27d2bc47be516029 /src/gui/painting/qdrawhelper_p.h | |
| parent | 8d28f263aa14cc450085c9df3623a483b6021c56 (diff) | |
Introduce FontSmoothingGamma as a platform style hint.
- Allocate gamma tables on the heap in a thread-safe way, use
font smoothing returned by the style hints of the platform to
calculate them.
- Improve font rendering on Windows.
Change-Id: I8cd39b51cf03cbd642474c02b9076814baecd597
Reviewed-by: Samuel Rødal <samuel.rodal@nokia.com>
Diffstat (limited to 'src/gui/painting/qdrawhelper_p.h')
| -rw-r--r-- | src/gui/painting/qdrawhelper_p.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/gui/painting/qdrawhelper_p.h b/src/gui/painting/qdrawhelper_p.h index 442fd8bcd7..2e9f064951 100644 --- a/src/gui/painting/qdrawhelper_p.h +++ b/src/gui/painting/qdrawhelper_p.h @@ -328,6 +328,18 @@ struct QSpanData void adjustSpanMethods(); }; +struct QDrawHelperGammaTables +{ + explicit QDrawHelperGammaTables(qreal smoothing); + + void refresh(qreal smoothing); + + uchar qt_pow_rgb_gamma[256]; + uchar qt_pow_rgb_invgamma[256]; + uint qt_pow_gamma[256]; + uchar qt_pow_invgamma[2048]; +}; + static inline uint qt_gradient_clamp(const QGradientData *data, int ipos) { if (ipos < 0 || ipos >= GRADIENT_STOPTABLE_SIZE) { |