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checking against divison by 0

This commit is contained in:
Uwe Rathmann 2021-10-14 17:08:54 +02:00
parent 6957ab4086
commit 83beba341a
1 changed files with 5 additions and 1 deletions
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6
src/controls/QskBoundedControl.cpp
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@ -144,7 +144,11 @@ qreal QskBoundedControl::boundedValue( qreal value ) const
qreal QskBoundedControl::valueAsRatio( qreal value ) const qreal QskBoundedControl::valueAsRatio( qreal value ) const
{ {
return ( value - m_minimum ) / ( m_maximum - m_minimum ); const auto range = m_maximum - m_minimum;
if ( qFuzzyIsNull( range ) )
return 0.0;
return ( value - m_minimum ) / range;
} }
qreal QskBoundedControl::valueFromRatio( qreal ratio ) const qreal QskBoundedControl::valueFromRatio( qreal ratio ) const