89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
/*
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* KiRouter - a push-and-(sometimes-)shove PCB router
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*
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* Copyright (C) 2013 CERN
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* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program. If not, see <http://www.gnu.or/licenses/>.
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*/
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#include "pns_item.h"
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#include "pns_line.h"
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bool PNS_ITEM::collideSimple( const PNS_ITEM* aOther, int aClearance, bool aNeedMTV,
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VECTOR2I& aMTV ) const
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{
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// same nets? no collision!
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if( m_net == aOther->m_net )
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return false;
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// check if we are not on completely different layers first
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if( !m_layers.Overlaps( aOther->m_layers ) )
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return false;
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return GetShape()->Collide( aOther->GetShape(), aClearance );
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// fixme: MTV
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}
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bool PNS_ITEM::Collide( const PNS_ITEM* aOther, int aClearance, bool aNeedMTV,
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VECTOR2I& aMTV ) const
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{
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if( collideSimple( aOther, aClearance, aNeedMTV, aMTV ) )
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return true;
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// special case for "head" line with a via attached at the end.
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if( aOther->m_kind == LINE )
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{
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const PNS_LINE* line = static_cast<const PNS_LINE*>( aOther );
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if( line->EndsWithVia() )
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return collideSimple( &line->GetVia(), aClearance - line->GetWidth() / 2, aNeedMTV,
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aMTV );
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}
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return false;
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}
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const std::string PNS_ITEM::GetKindStr() const
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{
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switch( m_kind )
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{
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case LINE:
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return "line";
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case SEGMENT:
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return "segment";
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case VIA:
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return "via";
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case JOINT:
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return "joint";
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case SOLID:
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return "solid";
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default:
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return "unknown";
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}
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}
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PNS_ITEM::~PNS_ITEM()
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{
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}
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