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More robust condition to avoid division by 0 in D_PAD::ViewGetLOD()

This commit is contained in:
Maciej Suminski 2017-02-11 09:18:02 +01:00
parent 3ec6f1d33b
commit 092c61e021
1 changed files with 6 additions and 4 deletions
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10
pcbnew/class_pad.cpp
View File

@ -972,12 +972,14 @@ unsigned int D_PAD::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
// Netnames will be shown only if zoom is appropriate
if( IsNetnameLayer( aLayer ) )
{
// Pad sizes can be zero briefly when someone is typing a number like "0.5" in the pad properties dialog.
// Fail gracefully if this happens.
if( ( m_Size.x == 0 ) && ( m_Size.y == 0 ) )
int divisor = std::max( m_Size.x, m_Size.y );
// Pad sizes can be zero briefly when someone is typing a number like "0.5"
// in the pad properties dialog
if( divisor == 0 )
return UINT_MAX;
return ( Millimeter2iu( 100 ) / std::max( m_Size.x, m_Size.y ) );
return ( Millimeter2iu( 100 ) / divisor );
}
// Other layers are shown without any conditions