340 lines
11 KiB
C++
340 lines
11 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <drc/drc_keepout_tester.h>
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#include <class_module.h>
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#include <drc/drc.h>
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DRC_KEEPOUT_TESTER::DRC_KEEPOUT_TESTER( MARKER_HANDLER aMarkerHandler ) :
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DRC_TEST_PROVIDER( std::move( aMarkerHandler ) ),
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m_units( EDA_UNITS::MILLIMETRES ),
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m_board( nullptr ),
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m_zone( nullptr ),
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m_keepoutFlags( 0 )
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{
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}
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bool DRC_KEEPOUT_TESTER::RunDRC( EDA_UNITS aUnits, BOARD& aBoard )
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{
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bool success = true;
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m_units = aUnits;
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m_board = &aBoard;
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// Get a list of all zones to inspect, from both board and footprints
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std::list<ZONE_CONTAINER*> areasToInspect = m_board->GetZoneList( true );
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// Test keepout areas for vias, tracks and pads inside keepout areas
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for( ZONE_CONTAINER* area : areasToInspect )
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{
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m_keepoutFlags = area->GetKeepouts( &m_sources );
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if( m_keepoutFlags > 0 )
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{
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m_zone = area;
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m_zoneBBox = area->GetBoundingBox();
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success &= checkTracksAndVias();
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success &= checkFootprints();
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success &= checkDrawings();
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}
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}
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return success;
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}
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bool DRC_KEEPOUT_TESTER::checkTracksAndVias()
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{
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constexpr int VIA_MASK = DISALLOW_VIAS | DISALLOW_MICRO_VIAS | DISALLOW_BB_VIAS;
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constexpr int CHECK_VIAS_MASK = VIA_MASK | DISALLOW_HOLES;
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constexpr int CHECK_TRACKS_AND_VIAS_MASK = CHECK_VIAS_MASK | DISALLOW_TRACKS;
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if(( m_keepoutFlags & CHECK_TRACKS_AND_VIAS_MASK ) == 0 )
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return true;
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bool success = true;
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for( TRACK* segm : m_board->Tracks() )
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{
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if( !m_zoneBBox.Intersects( segm->GetBoundingBox() ) )
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continue;
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if( segm->Type() == PCB_TRACE_T && ( m_keepoutFlags & DISALLOW_TRACKS ) != 0 )
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{
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// Ignore if the keepout zone is not on the same layer
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if( !m_zone->IsOnLayer( segm->GetLayer() ) )
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continue;
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int widths = segm->GetWidth() / 2;
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SEG trackSeg( segm->GetStart(), segm->GetEnd() );
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SEG::ecoord center2center_squared = m_zone->Outline()->SquaredDistance( trackSeg );
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if( center2center_squared <= SEG::Square( widths) )
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{
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ),
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m_sources.at( DISALLOW_TRACKS ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( segm, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, DRC::GetLocation( segm, m_zone ) ) );
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success = false;
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}
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}
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else if( segm->Type() == PCB_VIA_T && ( m_keepoutFlags & CHECK_VIAS_MASK ) != 0 )
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{
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VIA* via = static_cast<VIA*>( segm );
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int sourceId = 0;
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if( ( m_keepoutFlags & DISALLOW_VIAS ) > 0 )
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{
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sourceId = DISALLOW_VIAS;
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}
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else if( via->GetViaType() == VIATYPE::MICROVIA
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&& ( m_keepoutFlags & DISALLOW_MICRO_VIAS ) > 0 )
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{
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sourceId = DISALLOW_MICRO_VIAS;
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}
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else if( via->GetViaType() == VIATYPE::BLIND_BURIED
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&& ( m_keepoutFlags & DISALLOW_BB_VIAS ) > 0 )
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{
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sourceId = DISALLOW_BB_VIAS;
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}
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else if( ( m_keepoutFlags & DISALLOW_HOLES ) > 0 )
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{
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sourceId = DISALLOW_HOLES;
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}
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else
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continue;
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int widths = via->GetWidth() / 2;
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wxPoint viaPos = via->GetPosition();
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if( sourceId == DISALLOW_HOLES )
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widths = via->GetDrillValue() / 2;
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SEG::ecoord center2center_squared = m_zone->Outline()->SquaredDistance( viaPos );
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if( center2center_squared <= SEG::Square( widths ) )
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{
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ), m_sources.at( sourceId ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( segm, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, DRC::GetLocation( segm, m_zone ) ) );
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success = false;
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}
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}
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}
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return success;
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}
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bool DRC_KEEPOUT_TESTER::checkFootprints()
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{
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constexpr int CHECK_PADS_MASK = DISALLOW_PADS | DISALLOW_HOLES;
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constexpr int CHECK_FOOTPRINTS_MASK = CHECK_PADS_MASK | DISALLOW_FOOTPRINTS;
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if(( m_keepoutFlags & CHECK_FOOTPRINTS_MASK ) == 0 )
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return true;
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bool success = true;
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for( MODULE* fp : m_board->Modules() )
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{
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if( !m_zoneBBox.Intersects( fp->GetBoundingBox() ) )
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continue;
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if( ( m_keepoutFlags & DISALLOW_FOOTPRINTS ) > 0
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&& ( fp->IsFlipped() ? m_zone->CommonLayerExists( LSET::BackMask() )
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: m_zone->CommonLayerExists( LSET::FrontMask() ) ) )
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{
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SHAPE_POLY_SET poly;
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if( fp->BuildPolyCourtyard() )
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poly = fp->IsFlipped() ? fp->GetPolyCourtyardBack() : fp->GetPolyCourtyardFront();
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if( poly.OutlineCount() == 0 )
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poly = fp->GetBoundingPoly();
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// Build the common area between footprint and the keepout area:
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poly.BooleanIntersection( *m_zone->Outline(), SHAPE_POLY_SET::PM_FAST );
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// If it's not empty then we have a violation
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if( poly.OutlineCount() )
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{
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const VECTOR2I& pt = poly.CVertex( 0, 0, -1 );
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ),
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m_sources.at( DISALLOW_FOOTPRINTS ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( fp, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, (wxPoint) pt ) );
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success = false;
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}
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}
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if( ( m_keepoutFlags & CHECK_PADS_MASK ) > 0 )
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{
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success &= checkPads( fp );
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}
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}
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return success;
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}
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bool DRC_KEEPOUT_TESTER::checkPads( MODULE* aModule )
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{
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bool success = true;
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for( D_PAD* pad : aModule->Pads() )
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{
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if( !m_zone->CommonLayerExists( pad->GetLayerSet() ) )
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continue;
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// Fast test to detect a pad inside the keepout area bounding box.
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EDA_RECT padBBox( pad->GetPosition(), wxSize() );
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padBBox.Inflate( pad->GetBoundingRadius() );
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if( !m_zoneBBox.Intersects( padBBox ) )
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continue;
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if( ( m_keepoutFlags & DISALLOW_PADS ) > 0 )
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{
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SHAPE_POLY_SET outline;
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pad->TransformShapeWithClearanceToPolygon( outline, 0 );
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// Build the common area between pad and the keepout area:
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outline.BooleanIntersection( *m_zone->Outline(), SHAPE_POLY_SET::PM_FAST );
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// If it's not empty then we have a violation
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if( outline.OutlineCount() )
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{
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const VECTOR2I& pt = outline.CVertex( 0, 0, -1 );
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ),
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m_sources.at( DISALLOW_PADS ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( pad, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, (wxPoint) pt ) );
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success = false;
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}
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}
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else if( ( m_keepoutFlags & DISALLOW_HOLES ) > 0 )
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{
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wxPoint slotStart, slotEnd;
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int slotWidth;
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pad->GetOblongGeometry( pad->GetDrillSize(), &slotStart, &slotEnd, &slotWidth );
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slotStart += pad->GetPosition();
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slotEnd += pad->GetPosition();
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SEG slotSeg( slotStart, slotEnd );
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SHAPE_POLY_SET* outline = m_zone->Outline();
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SEG::ecoord center2center_sq = outline->SquaredDistance( slotSeg );
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if( center2center_sq <= SEG::Square( slotWidth) )
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{
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ),
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m_sources.at( DISALLOW_HOLES ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( pad, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, pad->GetPosition() ) );
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success = false;
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}
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}
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}
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return success;
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}
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bool DRC_KEEPOUT_TESTER::checkDrawings()
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{
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constexpr int CHECK_DRAWINGS_MASK = DISALLOW_TEXTS | DISALLOW_GRAPHICS;
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constexpr KICAD_T graphicTypes[] = { PCB_LINE_T, PCB_DIMENSION_T, PCB_TARGET_T, EOT };
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if(( m_keepoutFlags & CHECK_DRAWINGS_MASK ) == 0 )
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return true;
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bool success = true;
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for( BOARD_ITEM* drawing : m_board->Drawings() )
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{
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if( !m_zoneBBox.Intersects( drawing->GetBoundingBox() ) )
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continue;
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int sourceId = 0;
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if( drawing->IsType( graphicTypes ) && ( m_keepoutFlags & DISALLOW_GRAPHICS ) > 0 )
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sourceId = DISALLOW_GRAPHICS;
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else if( drawing->Type() == PCB_TEXT_T && ( m_keepoutFlags & DISALLOW_TEXTS ) > 0 )
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sourceId = DISALLOW_TEXTS;
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else
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continue;
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SHAPE_POLY_SET poly;
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drawing->TransformShapeWithClearanceToPolygon( poly, 0 );
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// Build the common area between footprint and the keepout area:
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poly.BooleanIntersection( *m_zone->Outline(), SHAPE_POLY_SET::PM_FAST );
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// If it's not empty then we have a violation
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if( poly.OutlineCount() )
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{
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const VECTOR2I& pt = poly.CVertex( 0, 0, -1 );
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DRC_ITEM* drcItem = DRC_ITEM::Create( DRCE_KEEPOUT );
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m_msg.Printf( drcItem->GetErrorText() + _( " (%s)" ), m_sources.at( sourceId ) );
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drcItem->SetErrorMessage( m_msg );
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drcItem->SetItems( drawing, m_zone );
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HandleMarker( new MARKER_PCB( drcItem, (wxPoint) pt ) );
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success = false;
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}
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}
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return success;
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}
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