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| author | Bjoern Erik Nilsen <bjorn.nilsen@nokia.com> | 2009-04-07 14:50:23 (GMT) |
|---|---|---|
| committer | Bjoern Erik Nilsen <bjorn.nilsen@nokia.com> | 2009-04-08 08:24:38 (GMT) |
| commit | 72f84ad17d0905f91e9d3988bb0f6482df6c6c78 (patch) | |
| tree | fa1c345ee0d052db81733659f9fcdc161ede0b95 /src/gui/painting/qmatrix.h | |
| parent | 6fd4a720870775a4d9a645d9000b0259caa74178 (diff) | |
| download | Qt-72f84ad17d0905f91e9d3988bb0f6482df6c6c78.zip Qt-72f84ad17d0905f91e9d3988bb0f6482df6c6c78.tar.gz Qt-72f84ad17d0905f91e9d3988bb0f6482df6c6c78.tar.bz2 | |
Use qIsFuzzyNull rather than the more expensive qFuzzyCompare
See also fde7f3d03782c801901f511131458d6fcb1021a5
Reviewed-by: Olivier
Reviewed-by: Samuel
Diffstat (limited to 'src/gui/painting/qmatrix.h')
| -rw-r--r-- | src/gui/painting/qmatrix.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/painting/qmatrix.h b/src/gui/painting/qmatrix.h index 1b6bd6d..71c1e34 100644 --- a/src/gui/painting/qmatrix.h +++ b/src/gui/painting/qmatrix.h @@ -99,7 +99,7 @@ public: QMatrix &shear(qreal sh, qreal sv); QMatrix &rotate(qreal a); - bool isInvertible() const { return !qFuzzyCompare(_m11*_m22 - _m12*_m21 + 1, 1); } + bool isInvertible() const { return !qIsFuzzyNull(_m11*_m22 - _m12*_m21); } qreal det() const { return _m11*_m22 - _m12*_m21; } QMatrix inverted(bool *invertible = 0) const; |