347 lines
11 KiB
C++
347 lines
11 KiB
C++
/*
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* This program source code file is part of KICAD, a free EDA CAD application.
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*
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* Copyright (C) 2013-2017 CERN
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* Copyright (C) 2018-2020 KiCad Developers, see AUTHORS.txt for contributors.
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* @author Maciej Suminski <maciej.suminski@cern.ch>
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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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __CONNECTIVITY_DATA_H
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#define __CONNECTIVITY_DATA_H
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#include <core/typeinfo.h>
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#include <core/spinlock.h>
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#include <memory>
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#include <mutex>
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#include <vector>
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#include <wx/string.h>
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#include <math/vector2d.h>
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#include <geometry/shape_poly_set.h>
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#include <zone.h>
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class FROM_TO_CACHE;
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class CN_CLUSTER;
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class CN_CONNECTIVITY_ALGO;
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class CN_EDGE;
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class BOARD;
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class BOARD_COMMIT;
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class BOARD_CONNECTED_ITEM;
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class BOARD_ITEM;
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class ZONE;
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class RN_DATA;
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class RN_NET;
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class PCB_TRACK;
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class PAD;
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class FOOTPRINT;
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class PROGRESS_REPORTER;
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struct CN_DISJOINT_NET_ENTRY
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{
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int net;
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BOARD_CONNECTED_ITEM *a, *b;
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VECTOR2I anchorA, anchorB;
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};
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/**
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* A structure used for calculating isolated islands on a given zone across all its layers
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*/
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struct CN_ZONE_ISOLATED_ISLAND_LIST
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{
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CN_ZONE_ISOLATED_ISLAND_LIST( ZONE* aZone ) :
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m_zone( aZone )
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{}
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ZONE* m_zone;
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std::map<PCB_LAYER_ID, std::vector<int>> m_islands;
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};
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struct RN_DYNAMIC_LINE
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{
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int netCode;
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VECTOR2I a, b;
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};
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/**
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* Controls how nets are propagated through clusters
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*/
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enum class PROPAGATE_MODE
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{
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SKIP_CONFLICTS, /// Clusters with conflicting drivers are not updated (default)
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RESOLVE_CONFLICTS /// Clusters with conflicting drivers are updated to the most popular net
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};
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// a wrapper class encompassing the connectivity computation algorithm and the
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class CONNECTIVITY_DATA
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{
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public:
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CONNECTIVITY_DATA();
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~CONNECTIVITY_DATA();
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CONNECTIVITY_DATA( const std::vector<BOARD_ITEM*>& aItems, bool aSkipItems = false );
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/**
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* Function Build()
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* Builds the connectivity database for the board aBoard.
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*/
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void Build( BOARD* aBoard, PROGRESS_REPORTER* aReporter = nullptr );
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/**
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* Function Build()
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* Builds the connectivity database for a set of items aItems.
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*/
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void Build( const std::vector<BOARD_ITEM*>& aItems );
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/**
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* Function Add()
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* Adds an item to the connectivity data.
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* @param aItem is an item to be added.
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* @return True if operation succeeded.
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*/
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bool Add( BOARD_ITEM* aItem );
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/**
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* Function Remove()
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* Removes an item from the connectivity data.
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* @param aItem is an item to be updated.
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* @return True if operation succeeded.
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*/
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bool Remove( BOARD_ITEM* aItem );
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/**
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* Function Update()
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* Updates the connectivity data for an item.
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* @param aItem is an item to be updated.
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* @return True if operation succeeded.
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*/
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bool Update( BOARD_ITEM* aItem );
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/**
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* Moves the connectivity list anchors. N.B., this does not move the bounding
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* boxes for the RTree, so the use of this function will invalidate the
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* connectivity data for uses other than the dynamic ratsnest
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*
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* @param aDelta vector for movement of the tree
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*/
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void Move( const VECTOR2I& aDelta );
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/**
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* Function Clear()
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* Erases the connectivity database.
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*/
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void Clear();
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/**
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* Function GetNetCount()
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* Returns the total number of nets in the connectivity database.
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*/
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int GetNetCount() const;
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/**
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* Function GetRatsnestForNet()
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* Returns the ratsnest, expressed as a set of graph edges for a given net.
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*/
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RN_NET* GetRatsnestForNet( int aNet );
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/**
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* Propagates the net codes from the source pads to the tracks/vias.
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* @param aCommit is used to save the undo state of items modified by this call
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* @param aMode controls how conflicts between pads are resolved
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*/
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void PropagateNets( BOARD_COMMIT* aCommit = nullptr,
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PROPAGATE_MODE aMode = PROPAGATE_MODE::SKIP_CONFLICTS );
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bool CheckConnectivity( std::vector<CN_DISJOINT_NET_ENTRY>& aReport );
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/**
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* Function FindIsolatedCopperIslands()
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* Searches for copper islands in zone aZone that are not connected to any pad.
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* @param aZone zone to test
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* @param aIslands list of islands that have no connections (outline indices in the polygon set)
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*/
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void FindIsolatedCopperIslands( ZONE* aZone, std::vector<int>& aIslands );
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void FindIsolatedCopperIslands( std::vector<CN_ZONE_ISOLATED_ISLAND_LIST>& aZones,
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bool aConnectivityAlreadyRebuilt = false );
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/**
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* Function RecalculateRatsnest()
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* Updates the ratsnest for the board.
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* @param aCommit is used to save the undo state of items modified by this call
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*/
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void RecalculateRatsnest( BOARD_COMMIT* aCommit = nullptr );
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/**
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* Function GetUnconnectedCount()
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* Returns the number of remaining edges in the ratsnest.
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*/
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unsigned int GetUnconnectedCount() const;
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bool IsConnectedOnLayer( const BOARD_CONNECTED_ITEM* aItem,
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int aLayer,
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const std::initializer_list<KICAD_T>& aTypes = {},
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bool aCheckOptionalFlashing = false ) const;
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unsigned int GetNodeCount( int aNet = -1 ) const;
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unsigned int GetPadCount( int aNet = -1 ) const;
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const std::vector<PCB_TRACK*> GetConnectedTracks( const BOARD_CONNECTED_ITEM* aItem ) const;
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const std::vector<PAD*> GetConnectedPads( const BOARD_CONNECTED_ITEM* aItem ) const;
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void GetConnectedPads( const BOARD_CONNECTED_ITEM* aItem, std::set<PAD*>* pads ) const;
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/**
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* Function GetConnectedItemsAtAnchor()
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* Returns a list of items connected to a source item aItem at position aAnchor
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* with an optional maximum distance from the defined anchor.
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* @param aItem is the reference item to find other connected items.
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* @param aAnchor is the position to find connected items on.
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* @param aTypes allows one to filter by item types.
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* @param aMaxError Maximum distance of the found items' anchors to aAnchor in IU
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* @return
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*/
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const std::vector<BOARD_CONNECTED_ITEM*> GetConnectedItemsAtAnchor(
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const BOARD_CONNECTED_ITEM* aItem,
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const VECTOR2I& aAnchor,
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const KICAD_T aTypes[],
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const int& aMaxError = 0 ) const;
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void GetUnconnectedEdges( std::vector<CN_EDGE>& aEdges ) const;
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bool TestTrackEndpointDangling( PCB_TRACK* aTrack, VECTOR2I* aPos = nullptr );
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/**
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* Function ClearDynamicRatsnest()
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* Erases the temporary dynamic ratsnest (i.e. the ratsnest lines that
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* pcbnew displays when moving an item/set of items)
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*/
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void ClearDynamicRatsnest();
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/**
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* Hides the temporary dynamic ratsnest lines.
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*/
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void HideDynamicRatsnest();
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/**
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* Function ComputeDynamicRatsnest()
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* Calculates the temporary dynamic ratsnest (i.e. the ratsnest lines that)
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* for the set of items aItems.
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*/
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void ComputeDynamicRatsnest( const std::vector<BOARD_ITEM*>& aItems,
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const CONNECTIVITY_DATA* aDynamicData,
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VECTOR2I aInternalOffset = { 0, 0 } );
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const std::vector<RN_DYNAMIC_LINE>& GetDynamicRatsnest() const
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{
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return m_dynamicRatsnest;
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}
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/**
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* Function GetConnectedItems()
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* Returns a list of items connected to a source item aItem.
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* @param aItem is the reference item to find other connected items.
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* @param aTypes allows one to filter by item types.
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*/
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const std::vector<BOARD_CONNECTED_ITEM*> GetConnectedItems( const BOARD_CONNECTED_ITEM* aItem,
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const std::initializer_list<KICAD_T>& aTypes, bool aIgnoreNetcodes = false ) const;
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/**
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* Function GetNetItems()
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* Returns the list of items that belong to a certain net.
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* @param aNetCode is the net code.
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* @param aTypes allows one to filter by item types.
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*/
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const std::vector<BOARD_CONNECTED_ITEM*> GetNetItems( int aNetCode,
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const KICAD_T aTypes[] ) const;
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void BlockRatsnestItems( const std::vector<BOARD_ITEM*>& aItems );
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std::shared_ptr<CN_CONNECTIVITY_ALGO> GetConnectivityAlgo() const
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{
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return m_connAlgo;
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}
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KISPINLOCK& GetLock()
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{
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return m_lock;
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}
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void MarkItemNetAsDirty( BOARD_ITEM* aItem );
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void SetProgressReporter( PROGRESS_REPORTER* aReporter );
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const std::map<int, wxString>& GetNetclassMap() const
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{
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return m_netclassMap;
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}
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void AddExclusion( const KIID& aBoardItemId1, const KIID& aBoardItemId2 );
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void RemoveExclusion( const KIID& aBoardItemId1, const KIID& aBoardItemId2 );
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#ifndef SWIG
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const std::vector<CN_EDGE> GetRatsnestForItems( const std::vector<BOARD_ITEM*> aItems );
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const std::vector<CN_EDGE> GetRatsnestForPad( const PAD* aPad );
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const std::vector<CN_EDGE> GetRatsnestForComponent( FOOTPRINT* aComponent,
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bool aSkipInternalConnections = false );
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#endif
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std::shared_ptr<FROM_TO_CACHE> GetFromToCache()
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{
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return m_fromToCache;
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}
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private:
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void updateRatsnest();
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void addRatsnestCluster( const std::shared_ptr<CN_CLUSTER>& aCluster );
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private:
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std::shared_ptr<CN_CONNECTIVITY_ALGO> m_connAlgo;
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std::shared_ptr<FROM_TO_CACHE> m_fromToCache;
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std::vector<RN_DYNAMIC_LINE> m_dynamicRatsnest;
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std::vector<RN_NET*> m_nets;
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/// Used to suppress ratsnest calculations on dynamic ratsnests
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bool m_skipRatsnest = false;
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/// Ratsnest lines that have been excluded in DRC
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std::set<std::pair<KIID, KIID>> m_exclusions;
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KISPINLOCK m_lock;
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/// Map of netcode -> netclass the net is a member of; used for ratsnest painting
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std::map<int, wxString> m_netclassMap;
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PROGRESS_REPORTER* m_progressReporter;
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};
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#endif
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