150 lines
4.2 KiB
C++
150 lines
4.2 KiB
C++
/*
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* KiRouter - a push-and-(sometimes-)shove PCB router
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*
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* Copyright (C) 2013-2014 CERN
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* Copyright (C) 2016-2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __PNS_DP_MEANDER_PLACER_H
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#define __PNS_DP_MEANDER_PLACER_H
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#include <math/vector2d.h>
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#include <geometry/shape.h>
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#include <geometry/shape_line_chain.h>
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#include "pns_node.h"
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#include "pns_via.h"
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#include "pns_line.h"
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#include "pns_placement_algo.h"
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#include "pns_meander.h"
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#include "pns_meander_placer_base.h"
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#include "pns_diff_pair.h"
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#include "pns_debug_decorator.h"
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namespace PNS {
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class ROUTER;
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/**
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* Differential Pair length-matching/meandering tool.
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*/
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class DP_MEANDER_PLACER : public MEANDER_PLACER_BASE
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{
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public:
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DP_MEANDER_PLACER( ROUTER* aRouter );
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~DP_MEANDER_PLACER();
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/**
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* Start routing a single track at point \a aP, taking item \a aStartItem as anchor
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* (unless NULL).
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*/
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bool Start( const VECTOR2I& aP, ITEM* aStartItem ) override;
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/**
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* Move the end of the currently routed trace to the point \a aP, taking \a aEndItem as
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* anchor (if not NULL).
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*/
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bool Move( const VECTOR2I& aP, ITEM* aEndItem ) override;
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/**
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* Commit the currently routed track to the parent node, taking \a aP as the final end
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* point and \a aEndItem as the final anchor (if provided).
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*
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* @return true if route has been committed. May return false if the routing result is
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* violating design rules. In such cases, the track is only committed if
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* Settings.CanViolateDRC() is on.
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*/
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bool FixRoute( const VECTOR2I& aP, ITEM* aEndItem, bool aForceFinish = false ) override;
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/// @copydoc PLACEMENT_ALGO::CommitPlacement()
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bool CommitPlacement() override;
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/// @copydoc PLACEMENT_ALGO::AbortPlacement()
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bool AbortPlacement() override;
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/// @copydoc PLACEMENT_ALGO::HasPlacedAnything()
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bool HasPlacedAnything() const override;
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const LINE Trace() const;
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/**
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* Return the most recent world state.
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*/
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NODE* CurrentNode( bool aLoopsRemoved = false ) const override;
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const ITEM_SET Traces() override;
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const VECTOR2I& CurrentEnd() const override;
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/// @copydoc PLACEMENT_ALGO::CurrentNets()
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const std::vector<int> CurrentNets() const override;
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int CurrentLayer() const override;
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long long int totalLength();
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const wxString TuningInfo( EDA_UNITS aUnits ) const override;
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TUNING_STATUS TuningStatus() const override;
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bool CheckFit( MEANDER_SHAPE* aShape ) override;
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private:
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friend class MEANDER_SHAPE;
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void meanderSegment( const SEG& aBase );
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// void addMeander ( PNS_MEANDER *aM );
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// void addCorner ( const VECTOR2I& aP );
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const SEG baselineSegment( const DIFF_PAIR::COUPLED_SEGMENTS& aCoupledSegs );
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bool pairOrientation( const DIFF_PAIR::COUPLED_SEGMENTS& aPair );
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void setWorld( NODE* aWorld );
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void release();
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long long int origPathLength() const;
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///< Current routing start point (end of tail, beginning of head).
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VECTOR2I m_currentStart;
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///< Current world state.
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NODE* m_currentNode;
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DIFF_PAIR m_originPair;
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DIFF_PAIR::COUPLED_SEGMENTS_VEC m_coupledSegments;
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LINE m_currentTraceN, m_currentTraceP;
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ITEM_SET m_tunedPath, m_tunedPathP, m_tunedPathN;
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SHAPE_LINE_CHAIN m_finalShapeP, m_finalShapeN;
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MEANDERED_LINE m_result;
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LINKED_ITEM* m_initialSegment;
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long long int m_lastLength;
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int m_padToDieP;
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int m_padToDieN;
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TUNING_STATUS m_lastStatus;
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};
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}
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#endif // __PNS_DP_MEANDER_PLACER_H
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