11#if QT_VERSION >= 0x050a00 
   20double qwtNormalizeRadians( 
double radians )
 
   22    double a = std::fmod( radians, 2.0 * M_PI );
 
   35double qwtNormalizeDegrees( 
double degrees )
 
   37    double a = std::fmod( degrees, 360.0 );
 
   50#if QT_VERSION >= 0x050a00 
   51    return QRandomGenerator::global()->generate();
 
   53    return static_cast< quint32 
>( qrand() );