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A better blob vs web detector. 

Since we're in a deflated state, a long web *could* still have a very
small area.  So check max extents instead.

(cherry picked from commit 1dae5eb7c4)
This commit is contained in:
Jeff Young 2022-04-10 19:48:45 +01:00
parent 601995c759
commit a60e7e27b6
2 changed files with 15 additions and 7 deletions
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9
include/eda_rect.h
View File

@ -50,6 +50,15 @@ public:
m_init( true ) m_init( true )
{ } { }
template<class T>
EDA_RECT( const BOX2<T> aBox )
{
m_pos = (wxPoint) aBox.GetPosition();
m_size.x = aBox.GetWidth();
m_size.y = aBox.GetHeight();
m_init = true;
}
virtual ~EDA_RECT() { }; virtual ~EDA_RECT() { };
wxPoint Centre() const wxPoint Centre() const

13
pcbnew/zone_filler.cpp
View File

@ -1190,15 +1190,14 @@ bool ZONE_FILLER::computeRawFilledArea( const ZONE* aZone,
// Min-thickness is the web thickness. On the other hand, a blob min-thickness by // Min-thickness is the web thickness. On the other hand, a blob min-thickness by
// min-thickness is not useful. Since there's no obvious definition of web vs. blob, we // min-thickness is not useful. Since there's no obvious definition of web vs. blob, we
// arbitrarily choose "at least 2X the area". // arbitrarily choose "at least 1/2 min-thickness on one axis".
double minArea = (double) aZone->GetMinThickness() * aZone->GetMinThickness() * 2; for( int ii = aRawPolys.OutlineCount() - 1; ii >= 0; ii-- )
for( int ii = aFillPolys.OutlineCount() - 1; ii >= 0; ii-- )
{ {
std::vector<SHAPE_LINE_CHAIN>& island = aFillPolys.Polygon( ii ); std::vector<SHAPE_LINE_CHAIN>& island = aRawPolys.Polygon( ii );
EDA_RECT islandExtents = island.front().BBox();
if( island.empty() || island.front().Area() < minArea ) if( islandExtents.GetSizeMax() < half_min_width )
aFillPolys.DeletePolygon( ii ); aRawPolys.DeletePolygon( ii );
} }
DUMP_POLYS_TO_COPPER_LAYER( aRawPolys, In9_Cu, wxT( "deflated" ) ); DUMP_POLYS_TO_COPPER_LAYER( aRawPolys, In9_Cu, wxT( "deflated" ) );