kicad/pcbnew/router/pns_item.cpp

93 lines
2.3 KiB
C++

/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016 KiCad Developers, see AUTHORS.txt for contributors.
* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "pns_item.h"
#include "pns_line.h"
namespace PNS {
bool ITEM::collideSimple( const ITEM* aOther, int aClearance, bool aNeedMTV,
VECTOR2I& aMTV, bool aDifferentNetsOnly ) const
{
// same nets? no collision!
if( aDifferentNetsOnly && m_net == aOther->m_net && m_net >= 0 && aOther->m_net >= 0 )
return false;
// check if we are not on completely different layers first
if( !m_layers.Overlaps( aOther->m_layers ) )
return false;
return Shape()->Collide( aOther->Shape(), aClearance );
// fixme: MTV
}
bool ITEM::Collide( const ITEM* aOther, int aClearance, bool aNeedMTV,
VECTOR2I& aMTV, bool aDifferentNetsOnly ) const
{
if( collideSimple( aOther, aClearance, aNeedMTV, aMTV, aDifferentNetsOnly ) )
return true;
// special case for "head" line with a via attached at the end.
if( aOther->m_kind == LINE_T )
{
const LINE* line = static_cast<const LINE*>( aOther );
if( line->EndsWithVia() )
return collideSimple( &line->Via(), aClearance - line->Width() / 2, aNeedMTV, aMTV, aDifferentNetsOnly );
}
return false;
}
const std::string ITEM::KindStr() const
{
switch( m_kind )
{
case LINE_T:
return "line";
case SEGMENT_T:
return "segment";
case VIA_T:
return "via";
case JOINT_T:
return "joint";
case SOLID_T:
return "solid";
default:
return "unknown";
}
}
ITEM::~ITEM()
{
}
}