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more C++11 specifier

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This commit is contained in:
Uwe Rathmann 2020-05-03 13:46:23 +02:00
parent 2dece458e4
commit 97be72453b
1 changed files with 2 additions and 3 deletions
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5
src/common/QskRgbValue.h
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@ -448,10 +448,9 @@ namespace QskRgbValue
return toTransparent( QColor( color ), alpha );
}
inline QRgb toTransparent( QRgb rgb, int alpha = 0 )
inline constexpr QRgb toTransparent( QRgb rgb, int alpha = 0 ) noexcept
{
const auto alphaU = static_cast< uint >( alpha );
return ( rgb & ColorMask ) | ( ( alphaU & 0xffu ) << 24 );
return ( rgb & ColorMask ) | ( ( static_cast< uint >( alpha ) & 0xffu ) << 24 );
}
}