Model Class Reference

Base class for MR model solver. More...

#include <Model.h>

Inheritance diagram for Model:

Collaboration diagram for Model:

List of all members.

Public Member Functions
	Model ()
	Constructor.
virtual	~Model ()
	Default Destructor.
void	Prepare (CoilArray *pRxCoilArray, CoilArray *pTxCoilArray, ConcatSequence *pConcatSequence, Sample *pSample)
	Prepare for simulations.
void	SetSequence (ConcatSequence *pConcatSequence)
	Set MR sequence.
void	Solve ()
	Solve differential equations.
Static Public Member Functions
static void	saveEvolution (long index, bool close_files)
	Save time evolution to disk.
Protected Member Functions
virtual void	InitSolver ()=0
	Initialise solver.
virtual void	FreeSolver ()=0
	Free solver.
virtual bool	Calculate (double next_tStop)=0
	Calculate specific solution.
void	RunSequenceTree (double &dTimeShift, long &lIndexShift, Module *module)
Protected Attributes
World *	m_world
	Simulation world.
CoilArray *	m_rx_coil_array
	Receive coil array.
CoilArray *	m_tx_coil_array
	Transmit coil array.
ConcatSequence *	m_concat_sequence
	Top node of the sequence tree for simulation.
Sample *	m_sample
	Sample.
double	m_accuracy_factor
	increase accuracy by thid factor in case of numerical problems
bool	m_do_dump_progress
	If true, percentage progress during Solve() is written to .jemris_progress.out.

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Detailed Description

Base class for MR model solver.

Definition at line 43 of file Model.h.

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Member Function Documentation

virtual bool Model::Calculate

(

double

next_tStop

)

[protected, pure virtual]

Calculate specific solution.

Calculate specific solution in an atomic sequence All setting for the computation are in m_World

Implemented in Bloch_CV_Model.

Referenced by RunSequenceTree().

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void Model::Prepare	(	CoilArray *	pRxCoilArray,
		CoilArray *	pTxCoilArray,
		ConcatSequence *	pConcatSequence,
		Sample *	pSample
	)

Prepare for simulations.

Parameters:

	pRxCoilArray	Coil array receiving and storing the signal processed.
	pTxCoilArray	Coil array transmitting the sequence to be processed.
	pConcatSequence	Complete MR sequence.
	pSample	Sample.

Definition at line 46 of file Model.cpp.

References m_concat_sequence, m_rx_coil_array, m_sample, and m_tx_coil_array.

Referenced by Simulator::SetModel().

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void Model::RunSequenceTree	(	double &	dTimeShift,
		long &	lIndexShift,
		Module *	module
	)			[protected]

Run through the sequence tree and execute Calculate for each atom

Parameters:

	dTimeShift	The time shift with which this run starts within the sequence time frame
	lIndexShift	More elaborate description here please
	module	The Atomic sequence simulated in this run

Definition at line 101 of file Model.cpp.

References ConcatSequence::begin(), Calculate(), AtomicSequence::CollectTPOIs(), ConcatSequence::end(), FreeSolver(), Pulse::GetAxis(), Module::GetChildren(), AtomicSequence::GetDuration(), Sequence::GetNumOfADCs(), Module::GetNumOfTPOIs(), TPOI::GetPhase(), Pulse::GetPhaseLock(), TPOI::GetTime(), Module::GetTPOIs(), InitSolver(), m_accuracy_factor, m_rx_coil_array, m_tx_coil_array, m_world, World::NonLinGradField, World::pAtom, World::phase, CoilArray::Receive(), World::saveEvolFunPtr, World::saveEvolStepSize, Pulse::SetTPOIs(), World::solution, World::SpinNumber, World::time, World::total_time, World::TotalADCNumber, and World::TotalSpinNumber.

Referenced by Solve().

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void Model::saveEvolution	(	long	index,
		bool	close_files
	)			[static]

Save time evolution to disk.

Static function to write the time-evolution of the magnetisation for every spin to binary file.

Definition at line 243 of file Model.cpp.

References World::instance(), PHASE, World::saveEvolFileName, World::saveEvolOfstream, World::saveEvolStepSize, World::solution, World::SpinNumber, World::time, World::TotalADCNumber, World::TotalSpinNumber, World::Values, XC, YC, and ZC.

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The documentation for this class was generated from the following files:

• Model.h
• Model.cpp