Integrator Class Reference

Generalized-alpha integrator. More...

#include <Integrator.h>

Public Member Functions
	Integrator (Model *model, double time_step_size, double rho, double atol, int max_iter)
	Construct a new Integrator object.
	Integrator ()
	Construct a new Integrator object.
	~Integrator ()
	Destroy the Integrator object.
void	clean ()
	Delete dynamically allocated memory (in class member SparseSystem<double> system).
void	update_params (double time_step_size)
	Update integrator parameter and system matrices with model parameter updates.
State	step (const State &state, double time)
	Perform a time step.
double	avg_nonlin_iter ()
	Get average number of nonlinear iterations in all step calls.

Detailed Description

Generalized-alpha integrator.

This class handles the time integration scheme for solving 0D blood flow system using the generalized- method [1].

Mathematical details are available on the SimVascular documentation.

Constructor & Destructor Documentation

Integrator() [1/2]

Integrator::Integrator	(	Model *	model,
		double	time_step_size,
		double	rho,
		double	atol,
		int	max_iter )

Construct a new Integrator object.

Parameters

model	The model to simulate
time_step_size	Time step size for generalized-alpha step
rho	Spectral radius for generalized-alpha step
atol	Absolut tolerance for non-linear iteration termination
max_iter	Maximum number of non-linear iterations

Integrator() [2/2]

Integrator::Integrator

(

)

Construct a new Integrator object.

~Integrator()

Integrator::~Integrator

(

)

Destroy the Integrator object.

Member Function Documentation

avg_nonlin_iter()

double Integrator::avg_nonlin_iter

(

)

Get average number of nonlinear iterations in all step calls.

Returns

Average number of nonlinear iterations in all step calls

clean()

void Integrator::clean

(

)

Delete dynamically allocated memory (in class member SparseSystem<double> system).

step()

State Integrator::step	(	const State &	state,
		double	time )

Perform a time step.

Parameters

state	Current state
time	Current time

Returns

New state

update_params()

void Integrator::update_params

(

double

time_step_size

)

Update integrator parameter and system matrices with model parameter updates.

Parameters

time_step_size

Time step size for 0D model

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

• algebra/Integrator.h
• algebra/Integrator.cpp