kicad/pcbnew/router/pns_topology.h

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/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2015 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/>.
*/
#ifndef __PNS_TOPOLOGY_H
#define __PNS_TOPOLOGY_H
#include <vector>
#include <set>
#include "pns_itemset.h"
namespace PNS {
class NODE;
class SEGMENT;
class JOINT;
class ITEM;
class SOLID;
class DIFF_PAIR;
class TOPOLOGY
{
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public:
typedef std::set<JOINT*> JOINT_SET;
TOPOLOGY( NODE* aNode ):
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m_world( aNode ) {};
~TOPOLOGY() {};
bool SimplifyLine( LINE *aLine );
ITEM* NearestUnconnectedItem( JOINT* aStart, int* aAnchor = NULL, int aKindMask = ITEM::ANY_T );
bool LeadingRatLine( const LINE* aTrack, SHAPE_LINE_CHAIN& aRatLine );
const JOINT_SET ConnectedJoints( JOINT* aStart );
const ITEM_SET ConnectedItems( JOINT* aStart, int aKindMask = ITEM::ANY_T );
const ITEM_SET ConnectedItems( ITEM* aStart, int aKindMask = ITEM::ANY_T );
int64_t ShortestConnectionLength( ITEM* aFrom, ITEM* aTo );
const ITEM_SET AssembleTrivialPath( ITEM* aStart );
const DIFF_PAIR AssembleDiffPair( SEGMENT* aStart );
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int DpCoupledNet( int aNet );
int DpNetPolarity( int aNet );
const LINE DpCoupledLine( LINE* aLine );
bool AssembleDiffPair( ITEM* aStart, DIFF_PAIR& aPair );
const std::set<ITEM*> AssembleCluster( ITEM* aStart, int aLayer );
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private:
bool followTrivialPath( LINE* aLine, bool aLeft, ITEM_SET& aSet, std::set<ITEM*>& aVisited );
NODE *m_world;
};
}
#endif