diff options
author | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-02-24 01:49:02 +0000 |
---|---|---|
committer | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2010-02-24 01:49:02 +0000 |
commit | 5de3dd4762ca33a0f92e79ffa4fe2ff67069d531 (patch) | |
tree | bad482b7afa4cdf47422d60a5dd2c61c7e333b09 /src/electronics/simulation/circuit.h | |
download | ktechlab-5de3dd4762ca33a0f92e79ffa4fe2ff67069d531.tar.gz ktechlab-5de3dd4762ca33a0f92e79ffa4fe2ff67069d531.zip |
Added KDE3 version of ktechlab
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktechlab@1095338 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'src/electronics/simulation/circuit.h')
-rw-r--r-- | src/electronics/simulation/circuit.h | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/electronics/simulation/circuit.h b/src/electronics/simulation/circuit.h new file mode 100644 index 0000000..2455edc --- /dev/null +++ b/src/electronics/simulation/circuit.h @@ -0,0 +1,137 @@ +/*************************************************************************** + * Copyright (C) 2003-2005 by David Saxton * + * david@bluehaze.org * + * * + * 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 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ + +#ifndef CIRCUIT_H +#define CIRCUIT_H + +#include <qguardedptr.h> +#include "qstringlist.h" +#include "qvaluelist.h" + +#include "elementset.h" + +class CircuitDocument; +class Wire; +class Pin; +class Element; +class LogicOut; + +typedef QValueList<QGuardedPtr<Pin> > PinList; +typedef QValueList<Element*> ElementList; + + +class LogicCacheNode +{ + public: + LogicCacheNode(); + ~LogicCacheNode(); + + LogicCacheNode * high; + LogicCacheNode * low; + Vector * data; +}; + + +/** +Usage of this class (usually invoked from CircuitDocument): +(1) Add Wires, Pins and Elements to the class as appropriate +(2) Call init to initialize the simulation +(3) Control the simulation with step() + +This class can be considered a bridge between the gui-tainted CircuitDocument - specific +to this implementation, and the pure untainted ElementSet. Please keep it that way. + +@short Simulates a collection of components +@author David Saxton +*/ +class Circuit +{ + public: + Circuit(); + ~Circuit(); + + void addPin( Pin *node ); + void addElement( Element *element ); + + bool contains( Pin *node ); + bool containsNonLinear() const { return m_elementSet->containsNonLinear(); } + + void init(); + /** + * Called after everything else has been setup - before doNonLogic or + * doLogic are called for the first time. Preps the circuit. + */ + void initCache(); + /** + * Marks all cached results as invalidated and removes them. + */ + void setCacheInvalidated(); + /** + * Solves for non-logic elements + */ + void doNonLogic(); + /** + * Solves for logic elements (i.e just does fbSub) + */ + void doLogic() { m_elementSet->doLinear(false); } + + void displayEquations(); + void updateCurrents(); + + void createMatrixMap(); + /** + * This will identify the ground node and non-ground nodes in the given set. + * Ground will be given the eqId -1, non-ground of 0. + * @param highest The highest ground type of the groundnodes found. If no + ground nodes were found, this will be (gt_never-1). + * @returns the number of ground nodes. If all nodes are at or below the + * gt_never threshold, then this will be zero. + */ + static int identifyGround( PinList nodeList, int *highest = 0l ); + + void setNextChanged( Circuit * circuit, unsigned char chain ) { m_pNextChanged[chain] = circuit; } + Circuit * nextChanged( unsigned char chain ) const { return m_pNextChanged[chain]; } + void setCanAddChanged( bool canAdd ) { m_bCanAddChanged = canAdd; } + bool canAddChanged() const { return m_bCanAddChanged; } + + protected: + void cacheAndUpdate(); + /** + * Update the nodal voltages from those calculated in ElementSet + */ + void updateNodalVoltages(); + /** + * Step the reactive elements. + */ + void stepReactive(); + /** + * Returns true if any of the nodes are ground + */ + static bool recursivePinAdd( Pin *node, PinList *unassignedNodes, PinList *associated, PinList *nodes ); + + int m_cnodeCount; + int m_branchCount; + int m_prepNLCount; // Count until next m_elementSet->prepareNonLinear() is called + + PinList m_pinList; + ElementList m_elementList; + ElementSet *m_elementSet; + + //Stuff for caching + bool m_bCanCache; + LogicCacheNode * m_pLogicCacheBase; + unsigned m_logicOutCount; + LogicOut ** m_pLogicOut; + + bool m_bCanAddChanged; + Circuit * m_pNextChanged[2]; +}; + +#endif |