diff options
Diffstat (limited to 'src/gui/painting/qdrawhelper.cpp')
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index 63e14ca..a846566 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -6931,7 +6931,7 @@ static void qt_alphamapblit_quint16(QRasterBuffer *rasterBuffer, } void qt_build_pow_tables() { - qreal smoothing = 1.7; + qreal smoothing = qreal(1.7); #ifdef Q_WS_MAC // decided by testing a few things on an iMac, should probably get this from the @@ -6953,17 +6953,17 @@ void qt_build_pow_tables() { } #else for (int i=0; i<256; ++i) { - qt_pow_rgb_gamma[i] = uchar(qRound(pow(i / 255.0, smoothing) * 255)); - qt_pow_rgb_invgamma[i] = uchar(qRound(pow(i / 255.0, 1 / smoothing) * 255)); + qt_pow_rgb_gamma[i] = uchar(qRound(pow(i / qreal(255.0), smoothing) * 255)); + qt_pow_rgb_invgamma[i] = uchar(qRound(pow(i / qreal(255.), 1 / smoothing) * 255)); } #endif #if defined(Q_OS_WIN) && !defined(Q_OS_WINCE) - const qreal gray_gamma = 2.31; + const qreal gray_gamma = qreal(2.31); for (int i=0; i<256; ++i) - qt_pow_gamma[i] = uint(qRound(pow(i / 255.0, gray_gamma) * 2047)); + qt_pow_gamma[i] = uint(qRound(pow(i / qreal(255.), gray_gamma) * 2047)); for (int i=0; i<2048; ++i) - qt_pow_invgamma[i] = uchar(qRound(pow(i / 2047.0, 1 / gray_gamma) * 255)); + qt_pow_invgamma[i] = uchar(qRound(pow(i / qreal(2047.), 1 / gray_gamma) * 255)); #endif } |