kicad/pcbnew/router/pns_router.h

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/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016 KiCad Developers, see AUTHORS.txt for contributors.
* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
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*
* 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.
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*
* 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.
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*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
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#ifndef __PNS_ROUTER_H
#define __PNS_ROUTER_H
#include <list>
#include <memory>
#include <optional>
#include <math/box2.h>
#include "pns_routing_settings.h"
#include "pns_sizes_settings.h"
#include "pns_node.h"
namespace KIGFX
{
class VIEW;
class VIEW_GROUP;
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}
namespace PNS {
class DEBUG_DECORATOR;
class NODE;
class DIFF_PAIR_PLACER;
class PLACEMENT_ALGO;
class LINE_PLACER;
class ITEM;
class ARC;
class LINE;
class SOLID;
class SEGMENT;
class JOINT;
class VIA;
class RULE_RESOLVER;
class SHOVE;
class DRAGGER;
class DRAG_ALGO;
class LOGGER;
enum ROUTER_MODE {
PNS_MODE_ROUTE_SINGLE = 1,
PNS_MODE_ROUTE_DIFF_PAIR,
PNS_MODE_TUNE_SINGLE,
PNS_MODE_TUNE_DIFF_PAIR,
PNS_MODE_TUNE_DIFF_PAIR_SKEW
};
enum DRAG_MODE
{
DM_CORNER = 0x1,
DM_SEGMENT = 0x2,
DM_VIA = 0x4,
DM_FREE_ANGLE = 0x8,
DM_ARC = 0x10,
DM_ANY = 0x17,
DM_COMPONENT = 0x20
};
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/**
* ROUTER
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*
* Main router class.
*/
class ROUTER_IFACE
{
public:
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ROUTER_IFACE() {};
virtual ~ROUTER_IFACE() {};
virtual void SyncWorld( NODE* aNode ) = 0;
virtual void AddItem( ITEM* aItem ) = 0;
virtual void UpdateItem( ITEM* aItem ) = 0;
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virtual void RemoveItem( ITEM* aItem ) = 0;
virtual bool IsAnyLayerVisible( const LAYER_RANGE& aLayer ) const = 0;
virtual bool IsItemVisible( const PNS::ITEM* aItem ) const = 0;
virtual bool IsFlashedOnLayer( const PNS::ITEM* aItem, int aLayer ) const = 0;
virtual bool IsFlashedOnLayer( const PNS::ITEM* aItem, const LAYER_RANGE& aLayer ) const = 0;
virtual void DisplayItem( const ITEM* aItem, int aClearance, bool aEdit = false, bool aIsHeadTrace = false ) = 0;
virtual void DisplayPathLine( const SHAPE_LINE_CHAIN& aLine, int aImportance ) = 0;
virtual void DisplayRatline( const SHAPE_LINE_CHAIN& aRatline, int aNetCode ) = 0;
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virtual void HideItem( ITEM* aItem ) = 0;
virtual void Commit() = 0;
virtual bool ImportSizes( SIZES_SETTINGS& aSizes, ITEM* aStartItem, int aNet ) = 0;
virtual int StackupHeight( int aFirstLayer, int aSecondLayer ) const = 0;
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virtual void EraseView() = 0;
virtual void UpdateNet( int aNetCode ) = 0;
virtual PNS::NODE* GetWorld() const = 0;
virtual RULE_RESOLVER* GetRuleResolver() = 0;
virtual DEBUG_DECORATOR* GetDebugDecorator() = 0;
};
class ROUTER
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{
public:
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enum RouterState
{
IDLE,
DRAG_SEGMENT,
DRAG_COMPONENT,
ROUTE_TRACK
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};
public:
ROUTER();
~ROUTER();
void SetInterface( ROUTER_IFACE* aIface );
void SetMode ( ROUTER_MODE aMode );
ROUTER_MODE Mode() const { return m_mode; }
RouterState GetState() const { return m_state; }
DRAG_ALGO* GetDragger() { return m_dragger.get(); }
static ROUTER* GetInstance();
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void ClearWorld();
void SyncWorld();
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bool RoutingInProgress() const;
bool StartRouting( const VECTOR2I& aP, ITEM* aItem, int aLayer );
bool Move( const VECTOR2I& aP, ITEM* aItem );
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bool Finish();
bool ContinueFromEnd();
bool FixRoute( const VECTOR2I& aP, ITEM* aItem, bool aForceFinish = false );
void BreakSegment( ITEM *aItem, const VECTOR2I& aP );
void UndoLastSegment();
void CommitRouting();
void GetUpdatedItems( std::vector<PNS::ITEM*>& aRemoved, std::vector<PNS::ITEM*>& aAdded,
std::vector<PNS::ITEM*>& aHeads );
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void StopRouting();
void ClearViewDecorations();
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NODE* GetWorld() const { return m_world.get(); }
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void FlipPosture();
bool SwitchLayer( int layer );
void ToggleViaPlacement();
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void SetOrthoMode( bool aEnable );
void ToggleCornerMode();
int GetCurrentLayer() const;
const std::vector<int> GetCurrentNets() const;
LOGGER* Logger();
RULE_RESOLVER* GetRuleResolver() const { return m_iface->GetRuleResolver(); }
bool IsPlacingVia() const;
const ITEM_SET QueryHoverItems( const VECTOR2I& aP, bool aUseClearance = false );
bool StartDragging( const VECTOR2I& aP, ITEM* aItem, int aDragMode = DM_ANY );
bool StartDragging( const VECTOR2I& aP, ITEM_SET aItems, int aDragMode = DM_COMPONENT );
void SetIterLimit( int aX ) { m_iterLimit = aX; }
int GetIterLimit() const { return m_iterLimit; };
ROUTING_SETTINGS& Settings() { return *m_settings; }
void CommitRouting( NODE* aNode );
/**
* Applies stored settings.
* @see Settings()
*/
void UpdateSizes( const SIZES_SETTINGS& aSizes );
/**
* Changes routing settings to ones passed in the parameter.
* @param aSettings are the new settings.
*/
void LoadSettings( ROUTING_SETTINGS* aSettings )
{
m_settings = aSettings;
}
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SIZES_SETTINGS& Sizes() { return m_sizes; }
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void SetFailureReason( const wxString& aReason ) { m_failureReason = aReason; }
const wxString& FailureReason() const { return m_failureReason; }
PLACEMENT_ALGO* Placer() { return m_placer.get(); }
ROUTER_IFACE* GetInterface() const { return m_iface; }
void SetVisibleViewArea( const BOX2I& aExtents ) { m_visibleViewArea = aExtents; }
const BOX2I& VisibleViewArea() const { return m_visibleViewArea; }
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private:
bool movePlacing( const VECTOR2I& aP, ITEM* aItem );
bool moveDragging( const VECTOR2I& aP, ITEM* aItem );
void updateView( NODE* aNode, ITEM_SET& aCurrent, bool aDragging = false );
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// optHoverItem queryHoverItemEx(const VECTOR2I& aP);
void markViolations( NODE* aNode, ITEM_SET& aCurrent, NODE::ITEM_VECTOR& aRemoved );
bool isStartingPointRoutable( const VECTOR2I& aWhere, ITEM* aItem, int aLayer );
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bool getNearestRatnestAnchor( VECTOR2I& aOtherEnd, LAYER_RANGE& aOtherEndLayers );
private:
BOX2I m_visibleViewArea;
RouterState m_state;
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std::unique_ptr<NODE> m_world;
NODE* m_lastNode;
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std::unique_ptr<PLACEMENT_ALGO> m_placer;
std::unique_ptr<DRAG_ALGO> m_dragger;
std::unique_ptr<SHOVE> m_shove;
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ROUTER_IFACE* m_iface;
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int m_iterLimit;
bool m_forceMarkObstaclesMode = false;
ROUTING_SETTINGS* m_settings;
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SIZES_SETTINGS m_sizes;
ROUTER_MODE m_mode;
LOGGER* m_logger;
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wxString m_toolStatusbarName;
wxString m_failureReason;
};
}
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#endif