kicad/pcbnew/router/pns_item.cpp

72 lines
2.0 KiB
C++

/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013 CERN
* 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.or/licenses/>.
*/
#include "pns_item.h"
#include "pns_line.h"
bool PNS_ITEM::collideSimple ( const PNS_ITEM *aOther, int aClearance, bool aNeedMTV, VECTOR2I& aMTV ) const
{
// same nets? no collision!
if( m_net == aOther->m_net )
return false;
// check if we are not on completely different layers first
if (!m_layers.Overlaps (aOther->m_layers))
return false;
return GetShape()->Collide ( aOther->GetShape(), aClearance );
// fixme: MTV
}
bool PNS_ITEM::Collide( const PNS_ITEM *aOther, int aClearance, bool aNeedMTV, VECTOR2I& aMTV ) const
{
if( collideSimple( aOther, aClearance, aNeedMTV, aMTV ) )
return true;
// special case for "head" line with a via attached at the end.
if( aOther->m_kind == LINE )
{
const PNS_LINE *line = static_cast<const PNS_LINE *> (aOther);
if(line -> EndsWithVia())
return collideSimple( &line->GetVia(), aClearance - line->GetWidth() / 2, aNeedMTV, aMTV );
}
return false;
}
const std::string PNS_ITEM::GetKindStr() const
{
switch(m_kind)
{
case LINE: return "line";
case SEGMENT: return "segment";
case VIA: return "via";
case JOINT: return "joint";
case SOLID: return "solid";
default: return "unknown";
}
}
PNS_ITEM::~PNS_ITEM()
{
}