OOFEM 3.0
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oofem::MicroplaneMaterial Class Reference

#include <microplanematerial.h>

Inheritance diagram for oofem::MicroplaneMaterial:
Collaboration diagram for oofem::MicroplaneMaterial:

Public Member Functions

 MicroplaneMaterial (int n, Domain *d)
double computeNormalStrainComponent (int mnumber, const FloatArray &macroStrain) const
double computeNormalVolumetricStrainComponent (const FloatArray &macroStrain) const
double computeNormalDeviatoricStrainComponent (int mnumber, const FloatArray &macroStrain) const
double computeShearMStrainComponent (int mnumber, const FloatArray &macroStrain) const
double computeShearLStrainComponent (int mnumber, const FloatArray &macroStrain) const
MicroplaneState computeStrainVectorComponents (int mnumber, const FloatArray &macroStrain) const
double giveMicroplaneIntegrationWeight (int mnumber) const
virtual void initializeData (int numberOfMicroplanes)
FloatMatrixF< 6, 6 > give3dMaterialStiffnessMatrix (MatResponseMode mode, GaussPoint *gp, TimeStep *tStep) const override
void initializeFrom (InputRecord &ir) override
void giveInputRecord (DynamicInputRecord &input) override
Public Member Functions inherited from oofem::StructuralMaterial
 StructuralMaterial (int n, Domain *d)
bool hasMaterialModeCapability (MaterialMode mode) const override
const char * giveClassName () const override
void initializeFrom (InputRecord &ir) override
void giveInputRecord (DynamicInputRecord &input) override
void giveCharacteristicMatrix (FloatMatrix &answer, MatResponseMode type, GaussPoint *gp, TimeStep *tStep) const override
 Returns characteristic matrix of the receiver.
void giveCharacteristicVector (FloatArray &answer, FloatArray &flux, MatResponseMode type, GaussPoint *gp, TimeStep *tStep) const override
 Returns characteristic vector of the receiver.
virtual void giveStiffnessMatrix (FloatMatrix &answer, MatResponseMode mode, GaussPoint *gp, TimeStep *tStep) const
virtual void giveRealStressVector (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedStrain, TimeStep *tStep) const
virtual FloatArrayF< 6 > giveRealStressVector_3d (const FloatArrayF< 6 > &strain, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector for second Piola-Kirchoff stress.
virtual FloatArrayF< 4 > giveRealStressVector_PlaneStrain (const FloatArrayF< 4 > &strain, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_3d.
virtual FloatArray giveRealStressVector_StressControl (const FloatArray &reducedE, const IntArray &strainControl, GaussPoint *gp, TimeStep *tStep) const
 Iteratively calls giveRealStressVector_3d to find the stress controlled equal to zero·
virtual FloatArray giveRealStressVector_ShellStressControl (const FloatArray &reducedE, const IntArray &strainControl, GaussPoint *gp, TimeStep *tStep) const
virtual FloatArrayF< 3 > giveRealStressVector_PlaneStress (const FloatArrayF< 3 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 1 > giveRealStressVector_1d (const FloatArrayF< 1 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 2 > giveRealStressVector_Warping (const FloatArrayF< 2 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 2 > giveRealStressVector_2dBeamLayer (const FloatArrayF< 2 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 5 > giveRealStressVector_PlateLayer (const FloatArrayF< 5 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 3 > giveRealStressVector_Fiber (const FloatArrayF< 3 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector_StressControl.
virtual FloatArrayF< 3 > giveRealStressVector_2dPlateSubSoil (const FloatArrayF< 3 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
 Default implementation is not provided.
virtual FloatArrayF< 6 > giveRealStressVector_3dBeamSubSoil (const FloatArrayF< 6 > &reducedE, GaussPoint *gp, TimeStep *tStep) const
virtual FloatArrayF< 9 > giveFirstPKStressVector_3d (const FloatArrayF< 9 > &vF, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveRealStressVector for second Piola-Kirchoff stress.
virtual FloatArrayF< 5 > giveFirstPKStressVector_PlaneStrain (const FloatArrayF< 5 > &vF, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveFirstPKStressVector_3d.
virtual FloatArray giveFirstPKStressVector_StressControl (const FloatArray &reducedvF, const IntArray &FControl, GaussPoint *gp, TimeStep *tStep) const
 Iteratively calls giveRealStressVector_3d to find the stress controlled equal to zero·
virtual FloatArrayF< 4 > giveFirstPKStressVector_PlaneStress (const FloatArrayF< 4 > &vF, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveFirstPKStressVector_StressControl.
virtual FloatArrayF< 1 > giveFirstPKStressVector_1d (const FloatArrayF< 1 > &vF, GaussPoint *gp, TimeStep *tStep) const
 Default implementation relies on giveFirstPKStressVector_StressControl.
virtual void giveCauchyStressVector_3d (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedF, TimeStep *tStep)
virtual void giveCauchyStressVector_PlaneStrain (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedF, TimeStep *tStep)
virtual void giveCauchyStressVector_PlaneStress (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedF, TimeStep *tStep)
virtual void giveCauchyStressVector_1d (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedF, TimeStep *tStep)
virtual void giveEshelbyStressVector_PlaneStrain (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedF, TimeStep *tStep)
virtual FloatArrayF< 6 > giveThermalDilatationVector (GaussPoint *gp, TimeStep *tStep) const
double giveReferenceTemperature ()
virtual FloatArray computeStressIndependentStrainVector (GaussPoint *gp, TimeStep *tStep, ValueModeType mode) const
FloatArrayF< 6 > computeStressIndependentStrainVector_3d (GaussPoint *gp, TimeStep *tStep, ValueModeType mode) const
virtual void giveStiffnessMatrix_dPdF (FloatMatrix &answer, MatResponseMode mode, GaussPoint *gp, TimeStep *tStep)
virtual FloatMatrixF< 9, 9 > give3dMaterialStiffnessMatrix_dPdF (MatResponseMode mode, GaussPoint *gp, TimeStep *tStep) const
virtual void give3dMaterialStiffnessMatrix_dCde (FloatMatrix &answer, MatResponseMode mode, GaussPoint *gp, TimeStep *tStep)
void giveStressDependentPartOfStrainVector (FloatArray &answer, GaussPoint *gp, const FloatArray &reducedStrainVector, TimeStep *tStep, ValueModeType mode) const
int setIPValue (const FloatArray &value, GaussPoint *gp, InternalStateType type) override
int giveIPValue (FloatArray &answer, GaussPoint *gp, InternalStateType type, TimeStep *tStep) override
virtual FloatMatrixF< 3, 3 > givePlaneStressStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 4, 4 > givePlaneStressStiffnessMatrix_dPdF (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual void givePlaneStressStiffMtrx_dCde (FloatMatrix &answer, MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep)
virtual FloatMatrixF< 4, 4 > givePlaneStrainStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 5, 5 > givePlaneStrainStiffnessMatrix_dPdF (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual void givePlaneStrainStiffMtrx_dCde (FloatMatrix &answer, MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep)
virtual FloatMatrixF< 1, 1 > give1dStressStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 1, 1 > give1dStressStiffnessMatrix_dPdF (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual void give1dStressStiffMtrx_dCde (FloatMatrix &answer, MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep)
virtual FloatMatrixF< 2, 2 > give2dBeamLayerStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 5, 5 > givePlateLayerStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 3, 3 > giveFiberStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 3, 3 > give2dPlateSubSoilStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
virtual FloatMatrixF< 6, 6 > give3dBeamSubSoilStiffMtrx (MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const
Public Member Functions inherited from oofem::Material
 Material (int n, Domain *d)
virtual ~Material ()=default
 Destructor.
virtual bool isCharacteristicMtrxSymmetric (MatResponseMode rMode) const
virtual double giveCharacteristicValue (MatResponseMode type, GaussPoint *gp, TimeStep *tStep) const
 Returns characteristic value of the receiver.
virtual double give (int aProperty, GaussPoint *gp) const
virtual bool hasProperty (int aProperty, GaussPoint *gp) const
virtual void modifyProperty (int aProperty, double value, GaussPoint *gp)
double giveCastingTime () const
virtual bool isActivated (TimeStep *tStep) const
virtual bool hasCastingTimeSupport () const
void printYourself () override
 Prints receiver state on stdout. Useful for debugging.
virtual void saveIPContext (DataStream &stream, ContextMode mode, GaussPoint *gp)
virtual void restoreIPContext (DataStream &stream, ContextMode mode, GaussPoint *gp)
int checkConsistency () override
virtual void restoreConsistency (GaussPoint *gp)
virtual int initMaterial (Element *element)
virtual MaterialStatusgiveStatus (GaussPoint *gp) const
virtual int packUnknowns (DataStream &buff, TimeStep *tStep, GaussPoint *ip)
virtual int unpackAndUpdateUnknowns (DataStream &buff, TimeStep *tStep, GaussPoint *ip)
virtual int estimatePackSize (DataStream &buff, GaussPoint *ip)
virtual double predictRelativeComputationalCost (GaussPoint *gp)
virtual double predictRelativeRedistributionCost (GaussPoint *gp)
virtual std::unique_ptr< MaterialStatusCreateStatus (GaussPoint *gp) const
virtual void initTempStatus (GaussPoint *gp) const
void saveContext (DataStream &stream, ContextMode mode) override
void restoreContext (DataStream &stream, ContextMode mode) override
Public Member Functions inherited from oofem::FEMComponent
 FEMComponent (int n, Domain *d)
virtual ~FEMComponent ()=default
 Virtual destructor.
virtual const char * giveInputRecordName () const =0
DomaingiveDomain () const
virtual void setDomain (Domain *d)
int giveNumber () const
void setNumber (int num)
virtual void updateLocalNumbering (EntityRenumberingFunctor &f)
virtual void initializeFrom (InputRecord &ir, int priority)
virtual void initializeFinish ()
virtual void postInitialize ()
 Performs post initialization steps. Called after all components are created and initialized.
virtual void printOutputAt (FILE *file, TimeStep *tStep)
virtual InterfacegiveInterface (InterfaceType t)
std::string errorInfo (const char *func) const
 Returns string for prepending output (used by error reporting macros).

Protected Attributes

int numberOfMicroplanes = 0
 Number of microplanes.
FloatArray microplaneWeights
 Integration weights of microplanes.
std::vector< FloatArrayF< 3 > > microplaneNormals
 Normals of microplanes.
FloatArrayF< 6 > Kronecker
 Kronecker's delta.
std::vector< FloatArrayF< 6 > > N
std::vector< FloatArrayF< 6 > > M
std::vector< FloatArrayF< 6 > > L
double E = 0.
 Young's modulus.
double nu = 0.
 Poisson's ratio.
Protected Attributes inherited from oofem::StructuralMaterial
double referenceTemperature = 0.
 Reference temperature (temperature, when material has been built into structure).
MatResponseMode SCStiffMode = TangentStiffness
 stifness mode used in stress control
double SCRelTol = 1.e-3
 relative tolerance for stress control
double SCAbsTol = 1.e-12
 absolute stress tolerance for stress control
int SCMaxiter = 100000
 maximum iterations for stress-control
Protected Attributes inherited from oofem::Material
Dictionary propertyDictionary
double castingTime
int preCastingTimeMat
 Material existing before casting time - optional parameter, zero by default.
Protected Attributes inherited from oofem::FEMComponent
int number
 Component number.
Domaindomain
 Link to domain object, useful for communicating with other FEM components.

Additional Inherited Members

Static Public Member Functions inherited from oofem::StructuralMaterial
static int giveSymVI (int ind1, int ind2)
static int giveVI (int ind1, int ind2)
static FloatMatrixF< 9, 9 > convert_dSdE_2_dPdF_3D (const FloatMatrixF< 6, 6 > &dSdE, const FloatArrayF< 6 > &S, const FloatArrayF< 9 > &F)
static FloatMatrixF< 5, 5 > convert_dSdE_2_dPdF_PlaneStrain (const FloatMatrixF< 4, 4 > &dSdE, const FloatArrayF< 4 > &S, const FloatArrayF< 5 > &F)
static FloatMatrixF< 4, 4 > convert_dSdE_2_dPdF_PlaneStress (const FloatMatrixF< 3, 3 > &dSdE, const FloatArrayF< 3 > &S, const FloatArrayF< 4 > &F)
static FloatMatrixF< 1, 1 > convert_dSdE_2_dPdF_1D (const FloatMatrixF< 1, 1 > &dSdE, const FloatArrayF< 1 > &S, const FloatArrayF< 1 > &F)
static void computePrincipalValues (FloatArray &answer, const FloatArray &s, stressStrainPrincMode mode)
 Common functions for convenience.
static FloatArrayF< 3 > computePrincipalValues (const FloatMatrixF< 3, 3 > &s)
static FloatArrayF< 3 > computePrincipalValues (double I1, double I2, double I3)
static void computePrincipalValDir (FloatArray &answer, FloatMatrix &dir, const FloatArray &s, stressStrainPrincMode mode)
static std::pair< FloatArrayF< 3 >, FloatMatrixF< 3, 3 > > computePrincipalValDir (const FloatMatrixF< 3, 3 > &s)
static FloatArrayF< 6 > computeDeviator (const FloatArrayF< 6 > &s)
static std::pair< FloatArrayF< 6 >, double > computeDeviatoricVolumetricSplit (const FloatArrayF< 6 > &s)
static FloatArrayF< 6 > computeDeviatoricVolumetricSum (const FloatArrayF< 6 > &dev, double mean)
static FloatArrayF< 6 > applyDeviatoricElasticCompliance (const FloatArrayF< 6 > &stress, double EModulus, double nu)
static FloatArrayF< 6 > applyDeviatoricElasticCompliance (const FloatArrayF< 6 > &stress, double GModulus)
static FloatArrayF< 6 > applyDeviatoricElasticStiffness (const FloatArrayF< 6 > &strain, double EModulus, double nu)
static FloatArrayF< 6 > applyDeviatoricElasticStiffness (const FloatArrayF< 6 > &strain, double GModulus)
static FloatArrayF< 6 > applyElasticStiffness (const FloatArrayF< 6 > &strain, double EModulus, double nu)
static FloatArrayF< 6 > applyElasticCompliance (const FloatArrayF< 6 > &stress, double EModulus, double nu)
static double computeStressNorm (const FloatArrayF< 6 > &stress)
static double computeFirstInvariant (const FloatArrayF< 6 > &s)
static double computeSecondStressInvariant (const FloatArrayF< 6 > &s)
static double computeThirdStressInvariant (const FloatArrayF< 6 > &s)
static double computeFirstCoordinate (const FloatArrayF< 6 > &s)
static double computeSecondCoordinate (const FloatArrayF< 6 > &s)
static double computeThirdCoordinate (const FloatArrayF< 6 > &s)
static int giveVoigtVectorMask (IntArray &answer, MaterialMode mmode)
static int giveVoigtSymVectorMask (IntArray &answer, MaterialMode mmode)
static void giveInvertedVoigtVectorMask (IntArray &answer, MaterialMode mmode)
static int giveSizeOfVoigtVector (MaterialMode mmode)
static int giveSizeOfVoigtSymVector (MaterialMode mmode)
static void giveFullVectorForm (FloatArray &answer, const FloatArray &strainVector, MaterialMode matMode)
 Converts the reduced symmetric Voigt vector (2nd order tensor) to full form.
static void giveFullVectorFormF (FloatArray &answer, const FloatArray &strainVector, MaterialMode matMode)
 Converts the reduced deformation gradient Voigt vector (2nd order tensor).
static void giveFullSymVectorForm (FloatArray &answer, const FloatArray &vec, MaterialMode matMode)
 Converts the reduced unsymmetric Voigt vector (2nd order tensor) to full form.
static void giveReducedVectorForm (FloatArray &answer, const FloatArray &vec, MaterialMode matMode)
 Converts the full symmetric Voigt vector (2nd order tensor) to reduced form.
static void giveReducedSymVectorForm (FloatArray &answer, const FloatArray &vec, MaterialMode matMode)
 Converts the full unsymmetric Voigt vector (2nd order tensor) to reduced form.
static void giveFullSymMatrixForm (FloatMatrix &answer, const FloatMatrix &red, MaterialMode matMode)
 Converts the full unsymmetric Voigt matrix (4th order tensor) to reduced form.
static void giveReducedMatrixForm (FloatMatrix &answer, const FloatMatrix &full, MaterialMode matMode)
 Converts the full symmetric Voigt matrix (4th order tensor) to reduced form.
static void giveReducedSymMatrixForm (FloatMatrix &answer, const FloatMatrix &full, MaterialMode matMode)
 Converts the full unsymmetric Voigt matrix (4th order tensor) to reduced form.
static FloatArrayF< 6 > transformStrainVectorTo (const FloatMatrixF< 3, 3 > &base, const FloatArrayF< 6 > &strain, bool transpose=false)
static FloatArrayF< 6 > transformStressVectorTo (const FloatMatrixF< 3, 3 > &base, const FloatArrayF< 6 > &stress, bool transpose=false)
static double computeVonMisesStress (const FloatArray &currentStress)
static double computeVonMisesStress_3D (const FloatArrayF< 6 > &stress)
static double computeVonMisesStress_PlaneStress (const FloatArrayF< 3 > &stress)
static FloatMatrixF< 6, 6 > giveStrainVectorTranformationMtrx (const FloatMatrixF< 3, 3 > &base, bool transpose=false)
static FloatMatrixF< 3, 3 > give2DStrainVectorTranformationMtrx (const FloatMatrixF< 2, 2 > &base, bool transpose=false)
static FloatMatrixF< 6, 6 > giveStressVectorTranformationMtrx (const FloatMatrixF< 3, 3 > &base, bool transpose=false)
static FloatMatrixF< 3, 3 > givePlaneStressVectorTranformationMtrx (const FloatMatrixF< 2, 2 > &base, bool transpose=false)
static void sortPrincDirAndValCloseTo (FloatArray &pVal, FloatMatrix &pDir, const FloatMatrix &toPDir)
Static Public Attributes inherited from oofem::StructuralMaterial
static std::array< std::array< int, 3 >, 3 > vIindex
 Voigt index map.
static std::array< std::array< int, 3 >, 3 > svIndex
 Symmetric Voigt index map.

Detailed Description

Abstract base class for all microplane models.

This class provides methods for setting up the integration weights and normals for particular microplanes. Also projection tensors are computed in advance (see method initializeData) and stored. Methods for computing macro strain projections onto particular microplanes and for homogenization of stress vector are provided.

Definition at line 72 of file microplanematerial.h.

Constructor & Destructor Documentation

◆ MicroplaneMaterial()

oofem::MicroplaneMaterial::MicroplaneMaterial ( int n,
Domain * d )
inline

Constructor. Creates Microplane Material belonging to domain d, with number n.

Parameters
nMaterial number.
dDomain to which newly created material belongs.

Definition at line 115 of file microplanematerial.h.

References oofem::StructuralMaterial::StructuralMaterial().

Referenced by oofem::M1Material::M1Material(), oofem::MDM::MDM(), and oofem::MicroplaneMaterial_Bazant::MicroplaneMaterial_Bazant().

Member Function Documentation

◆ computeNormalDeviatoricStrainComponent()

double oofem::MicroplaneMaterial::computeNormalDeviatoricStrainComponent ( int mnumber,
const FloatArray & macroStrain ) const

Computes the normal deviatoric component of macro strain on given microplane.

Definition at line 69 of file microplanematerial.C.

References computeNormalStrainComponent(), and computeNormalVolumetricStrainComponent().

◆ computeNormalStrainComponent()

double oofem::MicroplaneMaterial::computeNormalStrainComponent ( int mnumber,
const FloatArray & macroStrain ) const

Computes the length of normal strain vector on given microplane.

Definition at line 51 of file microplanematerial.C.

References N.

Referenced by oofem::MDM::computeDamageOnPlane(), computeNormalDeviatoricStrainComponent(), and oofem::M1Material::giveRealStressVector_3d().

◆ computeNormalVolumetricStrainComponent()

double oofem::MicroplaneMaterial::computeNormalVolumetricStrainComponent ( const FloatArray & macroStrain) const

Computes the normal volumetric component of macro strain on given microplane.

Definition at line 63 of file microplanematerial.C.

References oofem::FloatArray::at().

Referenced by computeNormalDeviatoricStrainComponent().

◆ computeShearLStrainComponent()

double oofem::MicroplaneMaterial::computeShearLStrainComponent ( int mnumber,
const FloatArray & macroStrain ) const

Computes the shear component (in l direction) of macro strain on given microplane.

Definition at line 89 of file microplanematerial.C.

References L.

Referenced by oofem::MDM::computeDamageOnPlane().

◆ computeShearMStrainComponent()

double oofem::MicroplaneMaterial::computeShearMStrainComponent ( int mnumber,
const FloatArray & macroStrain ) const

Computes the shear component (in m direction) of macro strain on given microplane.

Definition at line 77 of file microplanematerial.C.

References M.

Referenced by oofem::MDM::computeDamageOnPlane().

◆ computeStrainVectorComponents()

MicroplaneState oofem::MicroplaneMaterial::computeStrainVectorComponents ( int mnumber,
const FloatArray & macroStrain ) const

Computes the vector of all micro stress components (Ev, En, Em, El) of macro strain vector on given microplane.

Definition at line 102 of file microplanematerial.C.

References oofem::FloatArray::at(), L, oofem::MicroplaneState::l, M, oofem::MicroplaneState::m, N, oofem::MicroplaneState::n, and oofem::MicroplaneState::v.

Referenced by oofem::MicroplaneMaterial_Bazant::giveRealStressVector_3d().

◆ give3dMaterialStiffnessMatrix()

FloatMatrixF< 6, 6 > oofem::MicroplaneMaterial::give3dMaterialStiffnessMatrix ( MatResponseMode mode,
GaussPoint * gp,
TimeStep * tStep ) const
overridevirtual

Computes full 3d material stiffness matrix at given integration point, time, respecting load history in integration point.

Parameters
answerComputed results.
modeMaterial response mode.
gpIntegration point.
tStepTime step (most models are able to respond only when tStep is current time step).

Reimplemented from oofem::StructuralMaterial.

Definition at line 119 of file microplanematerial.C.

References oofem::FloatMatrixF< N, M >::at(), E, and nu.

◆ giveInputRecord()

void oofem::MicroplaneMaterial::giveInputRecord ( DynamicInputRecord & input)
overridevirtual

Setups the input record string of receiver.

Parameters
inputDynamic input record to be filled by receiver.

Reimplemented from oofem::Material.

Definition at line 147 of file microplanematerial.C.

References _IFT_MicroplaneMaterial_nmp, numberOfMicroplanes, and oofem::DynamicInputRecord::setField().

◆ giveMicroplaneIntegrationWeight()

double oofem::MicroplaneMaterial::giveMicroplaneIntegrationWeight ( int mnumber) const

Returns microplane integration weight.

Parameters
mplaneMicroplane.
Returns
Integration weight of given microplane.

Definition at line 45 of file microplanematerial.C.

References microplaneWeights.

Referenced by oofem::MicroplaneMaterial_Bazant::giveRealStressVector_3d().

◆ initializeData()

void oofem::MicroplaneMaterial::initializeData ( int numberOfMicroplanes)
virtual

Initializes internal data (integration weights, microplane normals and computes projection tensors).

Parameters
numberOfMicroplanesNumber of required microplanes.

Reimplemented in oofem::MDM.

Definition at line 155 of file microplanematerial.C.

References oofem::FloatArray::at(), oofem::FloatArray::beVectorProductOf(), Kronecker, L, M, microplaneNormals, microplaneWeights, N, numberOfMicroplanes, and OOFEM_ERROR.

Referenced by initializeFrom().

◆ initializeFrom()

void oofem::MicroplaneMaterial::initializeFrom ( InputRecord & ir)
overridevirtual

Initializes receiver according to object description stored in input record. This function is called immediately after creating object using constructor. Input record can be imagined as data record in component database belonging to receiver. Receiver may use value-name extracting functions to extract particular field from record. Note that initializeFrom may be called mutiple times.

See also
IR_GIVE_FIELD
IR_GIVE_OPTIONAL_FIELD
Parameters
irInput record to initialize from.
priorityPriority of the input record. This is used to determine the order of initialization

Reimplemented from oofem::Material.

Definition at line 133 of file microplanematerial.C.

References _IFT_MicroplaneMaterial_e, _IFT_MicroplaneMaterial_n, _IFT_MicroplaneMaterial_nmp, E, initializeData(), IR_GIVE_FIELD, nu, and numberOfMicroplanes.

Member Data Documentation

◆ E

◆ Kronecker

FloatArrayF<6> oofem::MicroplaneMaterial::Kronecker
protected

Kronecker's delta.

Definition at line 84 of file microplanematerial.h.

Referenced by oofem::MicroplaneMaterial_Bazant::giveRealStressVector_3d(), and initializeData().

◆ L

std::vector<FloatArrayF<6> > oofem::MicroplaneMaterial::L
protected

Shear projection tensors (l direction) for all microplanes. Due to symmetry, compressed form is stored.

Definition at line 100 of file microplanematerial.h.

Referenced by computeShearLStrainComponent(), computeStrainVectorComponents(), oofem::MicroplaneMaterial_Bazant::giveRealStressVector_3d(), oofem::MDM::initializeData(), and initializeData().

◆ M

std::vector<FloatArrayF<6> > oofem::MicroplaneMaterial::M
protected

Shear projection tensors (m direction) for all microplanes. Due to symmetry, compressed form is stored.

Definition at line 95 of file microplanematerial.h.

Referenced by computeShearMStrainComponent(), computeStrainVectorComponents(), oofem::MicroplaneMaterial_Bazant::giveRealStressVector_3d(), oofem::MDM::initializeData(), and initializeData().

◆ microplaneNormals

std::vector<FloatArrayF<3> > oofem::MicroplaneMaterial::microplaneNormals
protected

Normals of microplanes.

Definition at line 81 of file microplanematerial.h.

Referenced by oofem::MDM::initializeData(), and initializeData().

◆ microplaneWeights

◆ N

◆ nu

double oofem::MicroplaneMaterial::nu = 0.
protected

◆ numberOfMicroplanes


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

This page is part of the OOFEM-3.0 documentation. Copyright Copyright (C) 1994-2025 Borek Patzak Bořek Patzák
Project e-mail: oofem@fsv.cvut.cz
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