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Fix HPGL plot divide by zero bug.

This commit is contained in:
jean-pierre charras 2016-02-11 19:12:06 -05:00 committed by Wayne Stambaugh
parent 3cdac44ac2
commit e9bfcc28c3
1 changed files with 6 additions and 3 deletions
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9
common/common_plotHPGL_functions.cpp
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@ -223,8 +223,6 @@ void HPGL_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
paperSize.y *= 10.0 * aIusPerDecimil; paperSize.y *= 10.0 * aIusPerDecimil;
SetDefaultLineWidth( 0 ); // HPGL has pen sizes instead SetDefaultLineWidth( 0 ); // HPGL has pen sizes instead
m_plotMirror = aMirror; m_plotMirror = aMirror;
penOverlap = 0;
penDiameter = 0;
} }
@ -685,7 +683,12 @@ void HPGL_PLOTTER::FlashPadTrapez( const wxPoint& aPadPos, const wxPoint* aCorne
} }
// Calculation of dd = number of segments was traced to fill. // Calculation of dd = number of segments was traced to fill.
jj = jj / (int) ( penDiameter - penOverlap ); int delta = (int) ( penDiameter - penOverlap );
if( delta )
jj = jj / delta;
else
jj = 0;
// Trace the outline. // Trace the outline.
for( ; jj > 0; jj-- ) for( ; jj > 0; jj-- )