Pcbnew, plot: Fix: masks derived from custom pad shape have incorrect margin.

Fixes: lp:1771526
https://bugs.launchpad.net/kicad/+bug/1771526
This commit is contained in:
jean-pierre charras 2018-05-16 18:26:43 +02:00
parent afc28ef5db
commit 144549ebca
1 changed files with 26 additions and 3 deletions

View File

@ -368,7 +368,7 @@ void PlotStandardLayer( BOARD *aBoard, PLOTTER* aPlotter,
}
// Now offset the pad size by margin + width_adj
// this is easy for most shapes, but not for a trapezoid
// this is easy for most shapes, but not for a trapezoid or a custom shape
wxSize padPlotsSize;
wxSize extraSize = margin * 2;
extraSize.x += width_adj;
@ -425,12 +425,13 @@ void PlotStandardLayer( BOARD *aBoard, PLOTTER* aPlotter,
// Temporary set the pad size to the required plot size:
wxSize tmppadsize = pad->GetSize();
pad->SetSize( padPlotsSize );
switch( pad->GetShape() )
{
case PAD_SHAPE_CIRCLE:
case PAD_SHAPE_OVAL:
pad->SetSize( padPlotsSize );
if( aPlotOpt.GetSkipPlotNPTH_Pads() &&
( pad->GetSize() == pad->GetDrillSize() ) &&
( pad->GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED ) )
@ -439,9 +440,31 @@ void PlotStandardLayer( BOARD *aBoard, PLOTTER* aPlotter,
case PAD_SHAPE_TRAPEZOID:
case PAD_SHAPE_RECT:
case PAD_SHAPE_ROUNDRECT:
default:
itemplotter.PlotPad( pad, color, plotMode );
break;
case PAD_SHAPE_CUSTOM:
// inflate/deflate a custom shape is a bit complex.
// so build a similar pad shape, and inflate/deflate the polygonal shape
{
// we expect margin.x = margin.y for custom pads
if( margin.x < 0 )
// be sure the anchor pad is not bigger than the deflated shape
// because this anchor will be added to the pad shape when plotting
// the pad
pad->SetSize( padPlotsSize );
D_PAD dummy( *pad );
SHAPE_POLY_SET shape;
pad->MergePrimitivesAsPolygon( &shape, 64 );
shape.Inflate( margin.x, 32 );
dummy.DeletePrimitivesList();
dummy.AddPrimitive( shape, 0 );
dummy.MergePrimitivesAsPolygon();
itemplotter.PlotPad( &dummy, color, plotMode );
}
break;
}
pad->SetSize( tmppadsize ); // Restore the pad size