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Gerber export to pcb: handle rect aperture to draw lines on non copper layers

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On copper layers, all lines are exported as tracks, so they always use a round
aperture.
Note also rect aperture to draw lines and arcs are deprecated since 2020

Fixes https://gitlab.com/kicad/code/kicad/-/issues/19553
This commit is contained in:
jean-pierre charras 2025-01-09 11:02:15 +01:00
parent 4a22570e87
commit 89e80586cd
1 changed files with 25 additions and 11 deletions

36
gerbview/export_to_pcbnew.cpp
View File

@ -207,19 +207,33 @@ void GBR_TO_PCB_EXPORTER::export_non_copper_item( const GERBER_DRAW_ITEM* aGbrIt
break;
case GBR_SEGMENT:
// Reverse Y axis:
seg_start.y = -seg_start.y;
seg_end.y = -seg_end.y;
if( d_codeDescr->m_ApertType == APT_RECT )
{
// Using a rectangular aperture to draw a line is deprecated since 2020
// However old gerber file can use it (rare case) and can generate
// strange shapes, because the rect aperture is not rotated to match the
// line orientation.
// So draw this line as polygon
SHAPE_POLY_SET polyshape;
aGbrItem->ConvertSegmentToPolygon( &polyshape );
writePcbPolygon( polyshape, aLayer );
}
else
{
// Reverse Y axis:
seg_start.y = -seg_start.y;
seg_end.y = -seg_end.y;
fprintf( m_fp, "\t(gr_line\n\t\t(start %s %s) (end %s %s) (layer %s)\n",
FormatDouble2Str( MapToPcbUnits( seg_start.x ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_start.y ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_end.x ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_end.y ) ).c_str(),
LSET::Name( PCB_LAYER_ID( aLayer ) ).ToStdString().c_str() );
fprintf( m_fp, "\t(gr_line\n\t\t(start %s %s) (end %s %s) (layer %s)\n",
FormatDouble2Str( MapToPcbUnits( seg_start.x ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_start.y ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_end.x ) ).c_str(),
FormatDouble2Str( MapToPcbUnits( seg_end.y ) ).c_str(),
LSET::Name( PCB_LAYER_ID( aLayer ) ).ToStdString().c_str() );
export_stroke_info( aGbrItem->m_Size.x );
fprintf( m_fp, "\t)\n" );
export_stroke_info( aGbrItem->m_Size.x );
fprintf( m_fp, "\t)\n" );
}
break;
}
}