Trim covered region to bounding hull.
Otherwise a long track crossing a footprint will look
like it covers most of it.
Fixes https://gitlab.com/kicad/code/kicad/-/issues/17299
(cherry picked from commit e400d49af6
)
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@ -2515,6 +2515,8 @@ double FOOTPRINT::CoverageRatio( const GENERAL_COLLECTOR& aCollector ) const
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}
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}
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}
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}
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coveredRegion.BooleanIntersection( footprintRegion, SHAPE_POLY_SET::PM_FAST );
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double footprintRegionArea = polygonArea( footprintRegion );
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double footprintRegionArea = polygonArea( footprintRegion );
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double uncoveredRegionArea = footprintRegionArea - polygonArea( coveredRegion );
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double uncoveredRegionArea = footprintRegionArea - polygonArea( coveredRegion );
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double coveredArea = footprintRegionArea - uncoveredRegionArea;
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double coveredArea = footprintRegionArea - uncoveredRegionArea;
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