 |
KratosMultiphysics
KRATOS Multiphysics (Kratos) is a framework for building parallel, multi-disciplinary simulation software, aiming at modularity, extensibility, and high performance. Kratos is written in C++, and counts with an extensive Python interface.
|
Short class definition. More...
#include <mpm_grid_line_load_condition_2d.h>
Public Member Functions | |
Life Cycle | |
| MPMGridLineLoadCondition2D (IndexType NewId, GeometryType::Pointer pGeometry) | |
| Default constructor. More... | |
| MPMGridLineLoadCondition2D (IndexType NewId, GeometryType::Pointer pGeometry, PropertiesType::Pointer pProperties) | |
| ~MPMGridLineLoadCondition2D () override | |
| Destructor. More... | |
Operations | |
| Condition::Pointer | Create (IndexType NewId, GeometryType::Pointer pGeometry, PropertiesType::Pointer pProperties) const override |
| It creates a new condition pointer. More... | |
| Condition::Pointer | Create (IndexType NewId, NodesArrayType const &ThisNodes, PropertiesType::Pointer pProperties) const override |
| It creates a new condition pointer. More... | |
 Public Member Functions inherited from Kratos::MPMGridBaseLoadCondition | |
| MPMGridBaseLoadCondition () | |
| MPMGridBaseLoadCondition (IndexType NewId, GeometryType::Pointer pGeometry) | |
| MPMGridBaseLoadCondition (IndexType NewId, GeometryType::Pointer pGeometry, PropertiesType::Pointer pProperties) | |
| ~MPMGridBaseLoadCondition () override | |
| void | EquationIdVector (EquationIdVectorType &rResult, const ProcessInfo &rCurrentProcessInfo) const override |
| void | GetDofList (DofsVectorType &ElementalDofList, const ProcessInfo &rCurrentProcessInfo) const override |
| void | GetValuesVector (Vector &rValues, int Step=0) const override |
| void | GetFirstDerivativesVector (Vector &rValues, int Step=0) const override |
| void | GetSecondDerivativesVector (Vector &rValues, int Step=0) const override |
| void | CalculateLocalSystem (MatrixType &rLeftHandSideMatrix, VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) override |
| void | CalculateRightHandSide (VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) override |
| void | CalculateMassMatrix (MatrixType &rMassMatrix, const ProcessInfo &rCurrentProcessInfo) override |
| void | CalculateDampingMatrix (MatrixType &rDampingMatrix, const ProcessInfo &rCurrentProcessInfo) override |
| void | AddExplicitContribution (const VectorType &rRHS, const Variable< VectorType > &rRHSVariable, const Variable< array_1d< double, 3 > > &rDestinationVariable, const ProcessInfo &rCurrentProcessInfo) override |
| int | Check (const ProcessInfo &rCurrentProcessInfo) const override |
| bool | HasRotDof () |
| unsigned int | GetBlockSize () |
| KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION (MPMGridBaseLoadCondition) | |
| Public Member Functions inherited from Kratos::Condition | |
| Condition (IndexType NewId=0) | |
| Condition (IndexType NewId, const NodesArrayType &ThisNodes) | |
| Condition (IndexType NewId, GeometryType::Pointer pGeometry) | |
| Condition (IndexType NewId, GeometryType::Pointer pGeometry, PropertiesType::Pointer pProperties) | |
| Condition (Condition const &rOther) | |
| Copy constructor. More... | |
| ~Condition () override | |
| Destructor. More... | |
| Condition & | operator= (Condition const &rOther) |
| Assignment operator. More... | |
| virtual Pointer | Clone (IndexType NewId, NodesArrayType const &ThisNodes) const |
| It creates a new condition pointer and clones the previous condition data. More... | |
| virtual IntegrationMethod | GetIntegrationMethod () const |
| virtual void | Initialize (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | ResetConstitutiveLaw () |
| virtual void | InitializeSolutionStep (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | InitializeNonLinearIteration (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | FinalizeNonLinearIteration (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | FinalizeSolutionStep (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateLeftHandSide (MatrixType &rLeftHandSideMatrix, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateFirstDerivativesContributions (MatrixType &rLeftHandSideMatrix, VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateFirstDerivativesLHS (MatrixType &rLeftHandSideMatrix, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateFirstDerivativesRHS (VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateSecondDerivativesContributions (MatrixType &rLeftHandSideMatrix, VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateSecondDerivativesLHS (MatrixType &rLeftHandSideMatrix, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateSecondDerivativesRHS (VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | AddExplicitContribution (const ProcessInfo &rCurrentProcessInfo) |
| virtual void | AddExplicitContribution (const VectorType &rRHSVector, const Variable< VectorType > &rRHSVariable, const Variable< double > &rDestinationVariable, const ProcessInfo &rCurrentProcessInfo) |
| This function is designed to make the condition to assemble an rRHS vector identified by a variable rRHSVariable by assembling it to the nodes on the variable rDestinationVariable. (This is the double version) More... | |
| virtual void | AddExplicitContribution (const MatrixType &rLHSMatrix, const Variable< MatrixType > &rLHSVariable, const Variable< Matrix > &rDestinationVariable, const ProcessInfo &rCurrentProcessInfo) |
| This function is designed to make the condition to assemble an rRHS vector identified by a variable rRHSVariable by assembling it to the nodes on the variable rDestinationVariable. (This is the matrix version) More... | |
| virtual void | Calculate (const Variable< double > &rVariable, double &Output, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | Calculate (const Variable< array_1d< double, 3 > > &rVariable, array_1d< double, 3 > &Output, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | Calculate (const Variable< Vector > &rVariable, Vector &Output, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | Calculate (const Variable< Matrix > &rVariable, Matrix &Output, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< bool > &rVariable, std::vector< bool > &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< int > &rVariable, std::vector< int > &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< double > &rVariable, std::vector< double > &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< array_1d< double, 3 >> &rVariable, std::vector< array_1d< double, 3 >> &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< array_1d< double, 4 >> &rVariable, std::vector< array_1d< double, 4 >> &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< array_1d< double, 6 >> &rVariable, std::vector< array_1d< double, 6 >> &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< array_1d< double, 9 >> &rVariable, std::vector< array_1d< double, 9 >> &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< Vector > &rVariable, std::vector< Vector > &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateOnIntegrationPoints (const Variable< Matrix > &rVariable, std::vector< Matrix > &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< bool > &rVariable, const std::vector< bool > &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< int > &rVariable, const std::vector< int > &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< double > &rVariable, const std::vector< double > &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< array_1d< double, 3 >> &rVariable, const std::vector< array_1d< double, 3 >> &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< array_1d< double, 4 >> &rVariable, const std::vector< array_1d< double, 4 >> &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< array_1d< double, 6 >> &rVariable, const std::vector< array_1d< double, 6 >> &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< array_1d< double, 9 >> &rVariable, const std::vector< array_1d< double, 9 >> &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< Vector > &rVariable, const std::vector< Vector > &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | SetValuesOnIntegrationPoints (const Variable< Matrix > &rVariable, const std::vector< Matrix > &rValues, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | MassMatrix (MatrixType &rMassMatrix, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | AddMassMatrix (MatrixType &rLeftHandSideMatrix, double coeff, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | DampMatrix (MatrixType &rDampMatrix, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | AddInertiaForces (VectorType &rRightHandSideVector, double coeff, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateLocalVelocityContribution (MatrixType &rDampingMatrix, VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateSensitivityMatrix (const Variable< double > &rDesignVariable, Matrix &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| virtual void | CalculateSensitivityMatrix (const Variable< array_1d< double, 3 > > &rDesignVariable, Matrix &rOutput, const ProcessInfo &rCurrentProcessInfo) |
| PropertiesType::Pointer | pGetProperties () |
| returns the pointer to the property of the condition. Does not throw an error, to allow copying of conditions which don't have any property assigned. More... | |
| const PropertiesType::Pointer | pGetProperties () const |
| PropertiesType & | GetProperties () |
| PropertiesType const & | GetProperties () const |
| void | SetProperties (PropertiesType::Pointer pProperties) |
| bool | HasProperties () const |
| Check that the Condition has a correctly initialized pointer to a Properties instance. More... | |
| virtual const Parameters | GetSpecifications () const |
| This method provides the specifications/requirements of the element. More... | |
| std::string | Info () const override |
| Turn back information as a string. More... | |
| void | PrintInfo (std::ostream &rOStream) const override |
| Print information about this object. More... | |
| void | PrintData (std::ostream &rOStream) const override |
| Print object's data. More... | |
| KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION (Condition) | |
| Pointer definition of Condition. More... | |
| Public Member Functions inherited from Kratos::GeometricalObject | |
| GeometricalObject (IndexType NewId=0) | |
| Default constructor. More... | |
| GeometricalObject (IndexType NewId, GeometryType::Pointer pGeometry) | |
| Default constructor. More... | |
| ~GeometricalObject () override | |
| Destructor. More... | |
| GeometricalObject (GeometricalObject const &rOther) | |
| Copy constructor. More... | |
| GeometricalObject & | operator= (GeometricalObject const &rOther) |
| Assignment operator. More... | |
| virtual void | SetGeometry (GeometryType::Pointer pGeometry) |
| Sets the pointer to the geometry. More... | |
| GeometryType::Pointer | pGetGeometry () |
| Returns the pointer to the geometry. More... | |
| const GeometryType::Pointer | pGetGeometry () const |
| Returns the pointer to the geometry (const version) More... | |
| GeometryType & | GetGeometry () |
| Returns the reference of the geometry. More... | |
| GeometryType const & | GetGeometry () const |
| Returns the reference of the geometry (const version) More... | |
| Flags & | GetFlags () |
| Returns the flags of the object. More... | |
| Flags const & | GetFlags () const |
| Returns the flags of the object (const version) More... | |
| void | SetFlags (Flags const &rThisFlags) |
| Sets the flags of the object. More... | |
| DataValueContainer & | Data () |
| DataValueContainer & | GetData () |
| DataValueContainer const & | GetData () const |
| void | SetData (DataValueContainer const &rThisData) |
| template<class TDataType > | |
| bool | Has (const Variable< TDataType > &rThisVariable) const |
| template<class TVariableType > | |
| void | SetValue (const TVariableType &rThisVariable, typename TVariableType::Type const &rValue) |
| template<class TVariableType > | |
| TVariableType::Type & | GetValue (const TVariableType &rThisVariable) |
| template<class TVariableType > | |
| TVariableType::Type const & | GetValue (const TVariableType &rThisVariable) const |
| std::string | Info () const override |
| Turn back information as a string. More... | |
| void | PrintInfo (std::ostream &rOStream) const override |
| Print information about this object. More... | |
| void | PrintData (std::ostream &rOStream) const override |
| Print object's data. More... | |
| unsigned int | use_count () const noexcept |
| KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION (GeometricalObject) | |
| Pointer definition of GeometricalObject. More... | |
| bool | IsActive () const |
| Checks if the GeometricalObject is active. More... | |
| Public Member Functions inherited from Kratos::IndexedObject | |
| IndexedObject (IndexType NewId=0) | |
| Default constructor. More... | |
| virtual | ~IndexedObject () |
| Destructor. More... | |
| IndexedObject (IndexedObject const &rOther) | |
| Copy constructor. More... | |
| IndexedObject & | operator= (IndexedObject const &rOther) |
| Assignment operator. More... | |
| template<class TObjectType > | |
| IndexType | operator() (TObjectType const &rThisObject) const |
| IndexType | Id () const |
| IndexType | GetId () const |
| virtual void | SetId (IndexType NewId) |
| IndexType & | DepricatedIdAccess () |
| TODO: remove this function when removing data_file_io object. More... | |
| KRATOS_CLASS_POINTER_DEFINITION (IndexedObject) | |
| Pointer definition of IndexedObject. More... | |
| Public Member Functions inherited from Kratos::Flags | |
| Flags & | operator= (Flags const &rOther) |
| Assignment operator. More... | |
| operator bool () const | |
| Flags | operator~ () const |
| bool | operator! () const |
| void | AssignFlags (Flags const &rOther) |
| void | Set (const Flags ThisFlag) |
| void | Set (const Flags ThisFlag, bool Value) |
| void | Reset (const Flags ThisFlag) |
| void | Flip (const Flags ThisFlag) |
| void | SetPosition (IndexType Position, bool Value=true) |
| bool | GetPosition (IndexType Position) const |
| void | FlipPosition (IndexType Position) |
| void | ClearPosition (IndexType Position) |
| void | Clear () |
| Flags | AsFalse () const |
| bool | Is (Flags const &rOther) const |
| bool | IsDefined (Flags const &rOther) const |
| bool | IsNot (Flags const &rOther) const |
| bool | IsNotDefined (Flags const &rOther) const |
| KRATOS_CLASS_POINTER_DEFINITION (Flags) | |
| Pointer definition of Flags. More... | |
| const Flags & | operator|= (const Flags &Other) |
| const Flags & | operator&= (const Flags &Other) |
| Flags () | |
| Default constructor. More... | |
| Flags (Flags const &rOther) | |
| Copy constructor. More... | |
| virtual | ~Flags () |
| Destructor. More... | |
Protected Member Functions | |
Protected Operations | |
| void | CalculateAll (MatrixType &rLeftHandSideMatrix, VectorType &rRightHandSideVector, const ProcessInfo &rCurrentProcessInfo, bool CalculateStiffnessMatrixFlag, bool CalculateResidualVectorFlag) override |
| void | CalculateAndSubKp (Matrix &rK, const Matrix &rDN_De, const RowMatrix &rN, const double Pressure, const double IntegrationWeight) |
| void | CalculateAndAddPressureForce (VectorType &rRightHandSideVector, const RowMatrix &N, const array_1d< double, 3 > &Normal, const double Pressure, const double IntegrationWeight) |
Protected LifeCycle | |
| MPMGridLineLoadCondition2D () | |
| Protected Member Functions inherited from Kratos::MPMGridBaseLoadCondition | |
| virtual double | GetIntegrationWeight (const GeometryType::IntegrationPointsArrayType &IntegrationPoints, const unsigned int PointNumber, const double detJ) |
Type Definitions | |
| typedef Vector | RowMatrix |
| KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION (MPMGridLineLoadCondition2D) | |
| Counted pointer of MPMGridLineLoadCondition2D. More... | |
Serialization | |
| class | Serializer |
Additional Inherited Members | |
| Public Types inherited from Kratos::MPMGridBaseLoadCondition | |
| typedef std::size_t | SizeType |
| Public Types inherited from Kratos::Condition | |
| typedef Condition | ConditionType |
| definition of condition type More... | |
| typedef GeometricalObject | BaseType |
| base type: an GeometricalObject that automatically has a unique number More... | |
| typedef Node | NodeType |
| definition of node type (default is: Node) More... | |
| typedef Properties | PropertiesType |
| typedef Geometry< NodeType > | GeometryType |
| definition of the geometry type with given NodeType More... | |
| typedef Geometry< NodeType >::PointsArrayType | NodesArrayType |
| definition of nodes container type, redefined from GeometryType More... | |
| typedef Vector | VectorType |
| typedef Matrix | MatrixType |
| typedef std::size_t | IndexType |
| typedef std::size_t | SizeType |
| typedef Dof< double > | DofType |
| typedef std::vector< std::size_t > | EquationIdVectorType |
| typedef std::vector< DofType::Pointer > | DofsVectorType |
| typedef PointerVectorSet< DofType > | DofsArrayType |
| typedef GeometryData::IntegrationMethod | IntegrationMethod |
| Type definition for integration methods. More... | |
| typedef GeometryData | GeometryDataType |
| Public Types inherited from Kratos::GeometricalObject | |
| typedef Node | NodeType |
| Definition of the node type. More... | |
| typedef Geometry< NodeType > | GeometryType |
| The geometry type definition. More... | |
| typedef std::size_t | IndexType |
| Defines the index type. More... | |
| typedef std::size_t | result_type |
| Defines the result type. More... | |
| Public Types inherited from Kratos::IndexedObject | |
| typedef std::size_t | IndexType |
| The definition of the index type. More... | |
| typedef std::size_t | result_type |
| The definition of the result_type. More... | |
| Public Types inherited from Kratos::Flags | |
| enum | FlagsList { Flag0 = BlockType(1) , Flag1 = BlockType(1) << 1 , Flag2 = BlockType(1) << 2 , Flag3 = BlockType(1) << 3 , Flag4 = BlockType(1) << 4 , Flag5 = BlockType(1) << 5 , Flag6 = BlockType(1) << 6 , Flag7 = BlockType(1) << 7 , Flag8 = BlockType(1) << 8 , Flag9 = BlockType(1) << 9 , Flag10 = BlockType(1) << 10 , Flag11 = BlockType(1) << 11 , Flag12 = BlockType(1) << 12 , Flag13 = BlockType(1) << 13 , Flag14 = BlockType(1) << 14 , Flag15 = BlockType(1) << 15 , Flag16 = BlockType(1) << 16 , Flag17 = BlockType(1) << 17 , Flag18 = BlockType(1) << 18 , Flag19 = BlockType(1) << 19 , Flag20 = BlockType(1) << 20 , Flag21 = BlockType(1) << 21 , Flag22 = BlockType(1) << 22 , Flag23 = BlockType(1) << 23 , Flag24 = BlockType(1) << 24 , Flag25 = BlockType(1) << 25 , Flag26 = BlockType(1) << 26 , Flag27 = BlockType(1) << 27 , Flag28 = BlockType(1) << 28 , Flag29 = BlockType(1) << 29 , Flag30 = BlockType(1) << 30 } |
| typedef int64_t | BlockType |
| typedef int64_t | FlagType |
| typedef std::size_t | IndexType |
| Static Public Member Functions inherited from Kratos::GeometricalObject | |
| static bool | HasSameType (const GeometricalObject &rLHS, const GeometricalObject &rRHS) |
| Checks if two GeometricalObject have the same type. More... | |
| static bool | HasSameType (const GeometricalObject *rLHS, const GeometricalObject *rRHS) |
| Checks if two GeometricalObject have the same type (pointer version) More... | |
| static bool | HasSameGeometryType (const GeometricalObject &rLHS, const GeometricalObject &rRHS) |
| Checks if two GeometricalObject have the same geometry type. More... | |
| static bool | HasSameGeometryType (const GeometricalObject *rLHS, const GeometricalObject *rRHS) |
| Checks if two GeometricalObject have the same geometry type (pointer version) More... | |
| static bool | IsSame (const GeometricalObject &rLHS, const GeometricalObject &rRHS) |
| Checks if two GeometricalObject are the same. More... | |
| static bool | IsSame (const GeometricalObject *rLHS, const GeometricalObject *rRHS) |
| Checks if two GeometricalObject are the same (pointer version) More... | |
| Static Public Member Functions inherited from Kratos::Flags | |
| static const Flags | AllDefined () |
| static const Flags | AllTrue () |
| static Flags | Create (IndexType ThisPosition, bool Value=true) |
Short class definition.
Detail class definition.
| Kratos::MPMGridLineLoadCondition2D::MPMGridLineLoadCondition2D | ( | IndexType | NewId, |
| GeometryType::Pointer | pGeometry | ||
| ) |
Default constructor.
| Kratos::MPMGridLineLoadCondition2D::MPMGridLineLoadCondition2D | ( | IndexType | NewId, |
| GeometryType::Pointer | pGeometry, | ||
| PropertiesType::Pointer | pProperties | ||
| ) |
|
override |
Destructor.
|
inlineprotected |
|
overrideprotectedvirtual |
This functions calculates both the RHS and the LHS
| rLeftHandSideMatrix | The LHS |
| rRightHandSideVector | The RHS |
| rCurrentProcessInfo | The current process info instance |
| CalculateStiffnessMatrixFlag | The flag to set if compute the LHS |
| CalculateResidualVectorFlag | The flag to set if compute the RHS |
Reimplemented from Kratos::MPMGridBaseLoadCondition.
|
protected |
|
protected |
|
overridevirtual |
It creates a new condition pointer.
| NewId | the ID of the new condition |
| pGeom | the geometry to be employed |
| pProperties | the properties assigned to the new condition |
Reimplemented from Kratos::Condition.
|
overridevirtual |
It creates a new condition pointer.
CONDITIONS inherited from this class have to implement next Create and Clone methods: MANDATORY
| NewId | the ID of the new condition |
| ThisNodes | the nodes of the new condition |
| pProperties | the properties assigned to the new condition |
Reimplemented from Kratos::Condition.
| Kratos::MPMGridLineLoadCondition2D::KRATOS_CLASS_INTRUSIVE_POINTER_DEFINITION | ( | MPMGridLineLoadCondition2D | ) |
Counted pointer of MPMGridLineLoadCondition2D.
|
friend |
1.9.1