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Step exporter: workaround to fix issue for boards with main round outline 

Fixes https://gitlab.com/kicad/code/kicad/-/issues/17446
This commit is contained in:
jean-pierre charras 2024-03-19 11:19:37 +01:00
parent 663918107e
commit 3e4ca3a1c7
1 changed files with 34 additions and 11 deletions
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45
pcbnew/exporters/step/step_pcb_model.cpp
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@ -892,21 +892,44 @@ bool STEP_PCB_MODEL::CreatePCB( SHAPE_POLY_SET& aOutline, VECTOR2D aOrigin )
// Support for more than one main outline (more than one board)
for( int cnt = 0; cnt < aOutline.OutlineCount(); cnt++ )
ReportMessage( wxString::Format( wxT( "Build board outlines (%d outlines) with %d points.\n" ),
aOutline.OutlineCount(), aOutline.FullPointCount() ) );
#if 0
// This code should work, and it is working most of time
// However there are issues if the main outline is a circle with holes:
// holes from vias and pads are not working
// see bug https://gitlab.com/kicad/code/kicad/-/issues/17446
// (Holes are missing from STEP export with circular PCB outline)
// Hard to say if the bug is in our code or in OCC 7.7
if( !MakeShapes( m_board_outlines, aOutline, m_boardThickness, 0.0, aOrigin ) )
{
const SHAPE_LINE_CHAIN& outline = aOutline.COutline( cnt );
ReportMessage( wxString::Format( wxT( "Build board main outline %d with %d points.\n" ),
cnt + 1, outline.PointCount() ) );
if( !MakeShapes( m_board_outlines, aOutline, m_boardThickness, 0.0, aOrigin ) )
// Error
ReportMessage( wxString::Format(
wxT( "OCC error creating main outline.\n" ) ) );
}
#else
// Workaround for bug #17446 Holes are missing from STEP export with circular PCB outline
for( const SHAPE_POLY_SET::POLYGON& polygon : aOutline.CPolygons() )
{
for( size_t contId = 0; contId < polygon.size(); contId++ )
{
// Error
ReportMessage( wxString::Format(
wxT( "OCC error adding main outline polygon %d with %d points.\n" ), cnt + 1,
outline.PointCount() ) );
const SHAPE_LINE_CHAIN& contour = polygon[contId];
SHAPE_POLY_SET polyset;
polyset.Append( contour );
if( contId == 0 ) // main Outline
{
if( !MakeShapes( m_board_outlines, polyset, m_boardThickness, 0.0, aOrigin ) )
ReportMessage( wxT( "OCC error creating main outline.\n" ) );
}
else // Hole inside the main outline
{
if( !MakeShapes( m_boardCutouts, polyset, m_boardThickness, 0.0, aOrigin ) )
ReportMessage( wxT( "OCC error creating hole in main outline.\n" ) );
}
}
}
#endif
Bnd_Box brdBndBox;