pns_meander_skew_placer.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 <[email protected]>
 *
 * 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_MEANDER_SKEW_PLACER_H
#define __PNS_MEANDER_SKEW_PLACER_H
 
#include "pns_meander_placer.h"
#include "pns_diff_pair.h"
 
namespace PNS {
 
class ROUTER;
class SHOVE;
class OPTIMIZER;
 
class MEANDER_SKEW_PLACER : public MEANDER_PLACER
{
public:
 MEANDER_SKEW_PLACER( ROUTER* aRouter );
 ~MEANDER_SKEW_PLACER();
 
 bool Start( const VECTOR2I& aP, ITEM* aStartItem ) override;
 
 bool Move( const VECTOR2I& aP, ITEM* aEndItem ) override;
 
 long long int TuningResult() const override;
 
 long long int CurrentSkew() const;
 
private:
 long long int origPathLength() const override;
 
 DIFF_PAIR m_originPair;
 ITEM_SET m_tunedPathP, m_tunedPathN;
 
 long long int m_coupledLength;
 int m_padToDieP;
 int m_padToDieN;
};
 
}
 
#endif // __PNS_MEANDER_SKEW_PLACER_H