artisynth.core.femmodels.integration

Class MonteCarloFemElementIntegrator

java.lang.Object

artisynth.core.femmodels.integration.MonteCarloIntegrator

artisynth.core.femmodels.integration.MonteCarloFemElementIntegrator

All Implemented Interfaces:

FemElementIntegrator

public class MonteCarloFemElementIntegrator
extends MonteCarloIntegrator
implements FemElementIntegrator

Monte-Carlo integration over FEM element

Nested Class Summary

Nested classes/interfaces inherited from class artisynth.core.femmodels.integration.MonteCarloIntegrator

MonteCarloIntegrator.FunctionNdSampler, MonteCarloIntegrator.FunctionSampler

Constructor Summary

Constructors

Constructor and Description
MonteCarloFemElementIntegrator(FemElementSampler sampler)

Method Summary

Modifier and Type	Method and Description
double	integrate(FemElement3d elem, Function3x1 func) Integrates a function defined over the finite element
double	integrateRest(FemElement3d elem, Function3x1 func) Integrates a function defined over the finite element at rest coordinates
void	integrateShapeFunctionProduct(FemElement3d elem, Function3x1 func, VectorNd out) Integrates a function times the shape functions
void	integrateShapeFunctionProductRest(FemElement3d elem, Function3x1 func, VectorNd out) Integrates a function times the shape functions at rest coordinates
void	setSampler(FemElementSampler sampler)

Methods inherited from class artisynth.core.femmodels.integration.MonteCarloIntegrator

integrate, integrate, integrate, integrate, integrate, integrate, setLimits, setMaxSamples, setMaxVariance, setMinSamples

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MonteCarloFemElementIntegrator

public MonteCarloFemElementIntegrator(FemElementSampler sampler)

Method Detail

setSampler

public void setSampler(FemElementSampler sampler)

integrate

public double integrate(FemElement3d elem,
                        Function3x1 func)

Description copied from interface: FemElementIntegrator

Integrates a function defined over the finite element

Specified by:

integrate in interface FemElementIntegrator

Parameters:

elem - finite element

func - function to integrate

Returns:

result of integral

integrateShapeFunctionProduct

public void integrateShapeFunctionProduct(FemElement3d elem,
                                          Function3x1 func,
                                          VectorNd out)

Description copied from interface: FemElementIntegrator

Integrates a function times the shape functions

Specified by:

integrateShapeFunctionProduct in interface FemElementIntegrator

Parameters:

elem - finite element

func - function to integrate

out - output, length equal to number of shape functions (i.e. FEM nodes)

integrateRest

public double integrateRest(FemElement3d elem,
                            Function3x1 func)

Description copied from interface: FemElementIntegrator

Integrates a function defined over the finite element at rest coordinates

Specified by:

integrateRest in interface FemElementIntegrator

Parameters:

elem - finite element

func - function to integrate

Returns:

result of integral

integrateShapeFunctionProductRest

public void integrateShapeFunctionProductRest(FemElement3d elem,
                                              Function3x1 func,
                                              VectorNd out)

Description copied from interface: FemElementIntegrator

Integrates a function times the shape functions at rest coordinates

Specified by:

integrateShapeFunctionProductRest in interface FemElementIntegrator

Parameters:

elem - finite element

func - function to integrate

out - output, length equal to number of shape functions (i.e. FEM nodes)