90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
|
|
* KiRouter - a push-and-(sometimes-)shove PCB router
|
|
*
|
|
* Copyright (C) 2013-2014 CERN
|
|
* Copyright (C) 2016-2019 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_node.h"
|
|
#include "pns_item.h"
|
|
#include "pns_line.h"
|
|
|
|
typedef VECTOR2I::extended_type ecoord;
|
|
|
|
namespace PNS {
|
|
|
|
bool ITEM::collideSimple( const ITEM* aOther, int aClearance, bool aNeedMTV, VECTOR2I* aMTV,
|
|
const NODE* aParentNode, 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;
|
|
|
|
if( aNeedMTV )
|
|
return Shape()->Collide( aOther->Shape(), aClearance, *aMTV );
|
|
else
|
|
return Shape()->Collide( aOther->Shape(), aClearance );
|
|
}
|
|
|
|
|
|
bool ITEM::Collide( const ITEM* aOther, int aClearance, bool aNeedMTV, VECTOR2I* aMTV,
|
|
const NODE* aParentNode, bool aDifferentNetsOnly ) const
|
|
{
|
|
if( collideSimple( aOther, aClearance, aNeedMTV, aMTV, aParentNode, 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 );
|
|
int clearance = aClearance - line->Width() / 2;
|
|
|
|
if( line->EndsWithVia() )
|
|
{
|
|
return collideSimple( &line->Via(), clearance, aNeedMTV, aMTV, aParentNode,
|
|
aDifferentNetsOnly );
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
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()
|
|
{
|
|
}
|
|
|
|
}
|