kicad/pcbnew/drc/drc_courtyard_tester.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2010 Dick Hollenbeck, dick@softplc.com
* Copyright (C) 2004-2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2018-2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <drc/drc_courtyard_tester.h>
#include <class_module.h>
#include <drc/drc.h>
#include <widgets/ui_common.h>
#include <memory>
#include <drc/drc_item.h>
DRC_COURTYARD_TESTER::DRC_COURTYARD_TESTER( MARKER_HANDLER aMarkerHandler ) :
DRC_TEST_PROVIDER( std::move( aMarkerHandler ) )
{
}
bool DRC_COURTYARD_TESTER::RunDRC( EDA_UNITS aUnits, BOARD& aBoard )
{
// Detects missing (or malformed) footprint courtyards and courtyard incursions (for those
// with a courtyard).
wxString msg;
bool success = true;
// Update courtyard polygons, and test for missing courtyard definition:
for( MODULE* footprint : aBoard.Modules() )
{
if( footprint->BuildPolyCourtyard() )
{
if( !aBoard.GetDesignSettings().Ignore( DRCE_MISSING_COURTYARD )
&& footprint->GetPolyCourtyardFront().OutlineCount() == 0
&& footprint->GetPolyCourtyardBack().OutlineCount() == 0 )
{
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std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_MISSING_COURTYARD );
drcItem->SetItems( footprint );
HandleMarker( new MARKER_PCB( drcItem, footprint->GetPosition() ) );
success = false;
}
else
{
footprint->GetPolyCourtyardFront().BuildBBoxCaches();
footprint->GetPolyCourtyardBack().BuildBBoxCaches();
}
}
else
{
if( !aBoard.GetDesignSettings().Ignore( DRCE_MALFORMED_COURTYARD ) )
{
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std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_MALFORMED_COURTYARD );
msg.Printf( drcItem->GetErrorText() + _( " (not a closed shape)" ) );
drcItem->SetErrorMessage( msg );
drcItem->SetItems( footprint );
HandleMarker( new MARKER_PCB( drcItem, footprint->GetPosition() ) );
success = false;
}
}
}
if( !aBoard.GetDesignSettings().Ignore( DRCE_OVERLAPPING_FOOTPRINTS ) )
{
for( auto it1 = aBoard.Modules().begin(); it1 != aBoard.Modules().end(); it1++ )
{
MODULE* footprint = *it1;
SHAPE_POLY_SET& footprintFront = footprint->GetPolyCourtyardFront();
SHAPE_POLY_SET& footprintBack = footprint->GetPolyCourtyardBack();
if( footprintFront.OutlineCount() == 0 && footprintBack.OutlineCount() == 0 )
continue; // No courtyards defined
for( auto it2 = it1 + 1; it2 != aBoard.Modules().end(); it2++ )
{
MODULE* test = *it2;
SHAPE_POLY_SET& testFront = test->GetPolyCourtyardFront();
SHAPE_POLY_SET& testBack = test->GetPolyCourtyardBack();
SHAPE_POLY_SET intersection;
bool overlap = false;
wxPoint pos;
if( footprintFront.OutlineCount() > 0 && testFront.OutlineCount() > 0
&& footprintFront.BBoxFromCaches().Intersects( testFront.BBoxFromCaches() ) )
{
intersection.RemoveAllContours();
intersection.Append( footprintFront );
// Build the common area between footprint and the test:
intersection.BooleanIntersection( testFront, SHAPE_POLY_SET::PM_FAST );
// If the intersection exists then they overlap
if( intersection.OutlineCount() > 0 )
{
overlap = true;
pos = (wxPoint) intersection.CVertex( 0, 0, -1 );
}
}
if( footprintBack.OutlineCount() > 0 && testBack.OutlineCount() > 0
&& footprintBack.BBoxFromCaches().Intersects( testBack.BBoxFromCaches() ) )
{
intersection.RemoveAllContours();
intersection.Append( footprintBack );
intersection.BooleanIntersection( testBack, SHAPE_POLY_SET::PM_FAST );
if( intersection.OutlineCount() > 0 )
{
overlap = true;
pos = (wxPoint) intersection.CVertex( 0, 0, -1 );
}
}
if( overlap )
{
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std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( DRCE_OVERLAPPING_FOOTPRINTS );
drcItem->SetItems( footprint, test );
HandleMarker( new MARKER_PCB( drcItem, pos ) );
success = false;
}
}
}
}
if( !aBoard.GetDesignSettings().Ignore( DRCE_PTH_IN_COURTYARD )
|| !aBoard.GetDesignSettings().Ignore( DRCE_NPTH_IN_COURTYARD ) )
{
for( MODULE* footprint : aBoard.Modules() )
{
SHAPE_POLY_SET& footprintFront = footprint->GetPolyCourtyardFront();
SHAPE_POLY_SET& footprintBack = footprint->GetPolyCourtyardBack();
if( footprintFront.OutlineCount() == 0 && footprintBack.OutlineCount() == 0 )
continue; // No courtyards defined
for( MODULE* candidate : aBoard.Modules() )
{
if( footprint == candidate )
continue;
for( D_PAD* pad : candidate->Pads() )
{
if( pad->GetDrillSize().x == 0 || pad->GetDrillSize().y == 0 )
continue;
wxPoint pos = pad->GetPosition();
if( footprintFront.Contains( pos, -1, 0, true /* use bbox caches */ )
|| footprintBack.Contains( pos, -1, 0, true /* use bbox caches */ ) )
{
int code = pad->GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED ?
DRCE_NPTH_IN_COURTYARD :
DRCE_PTH_IN_COURTYARD;
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std::shared_ptr<DRC_ITEM> drcItem = DRC_ITEM::Create( code );
drcItem->SetItems( footprint, pad );
HandleMarker( new MARKER_PCB( drcItem, pos ) );
success = false;
}
}
}
}
}
return success;
}