Nektar++
All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Pages
Static Public Member Functions | Static Public Attributes | Protected Member Functions | Protected Attributes | Friends | List of all members
Nektar::GlobalMapping::MappingTranslation Class Reference

#include <MappingTranslation.h>

Inheritance diagram for Nektar::GlobalMapping::MappingTranslation:
[legend]

Static Public Member Functions

static GLOBAL_MAPPING_EXPORT MappingSharedPtr create (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const TiXmlElement *pMapping)
 Creates an instance of this class. More...
 
- Static Public Member Functions inherited from Nektar::GlobalMapping::Mapping
static GLOBAL_MAPPING_EXPORT MappingSharedPtr Load (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
 Return a pointer to the mapping, creating it on first call. More...
 

Static Public Attributes

static std::string className
 Name of the class. More...
 

Protected Member Functions

 MappingTranslation (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
 
virtual GLOBAL_MAPPING_EXPORT void v_InitObject (const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const TiXmlElement *pMapping) override
 
virtual GLOBAL_MAPPING_EXPORT void v_ContravarToCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_CovarToCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_ContravarFromCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_CovarFromCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_GetJacobian (Array< OneD, NekDouble > &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_DotGradJacobian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, NekDouble > &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_GetMetricTensor (Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_GetInvMetricTensor (Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_LowerIndex (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_RaiseIndex (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_ApplyChristoffelContravar (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_ApplyChristoffelCovar (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray) override
 
virtual GLOBAL_MAPPING_EXPORT void v_UpdateGeomInfo () override
 
- Protected Member Functions inherited from Nektar::GlobalMapping::Mapping
GLOBAL_MAPPING_EXPORT Mapping (const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
 Constructor. More...
 
GLOBAL_MAPPING_EXPORT void EvaluateFunction (Array< OneD, MultiRegions::ExpListSharedPtr > pFields, LibUtilities::SessionReaderSharedPtr pSession, std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, NekDouble pTime=NekDouble(0))
 
GLOBAL_MAPPING_EXPORT void EvaluateTimeFunction (LibUtilities::SessionReaderSharedPtr pSession, std::string pFieldName, Array< OneD, NekDouble > &pArray, const std::string &pFunctionName, NekDouble pTime=NekDouble(0))
 
virtual GLOBAL_MAPPING_EXPORT void v_GetCartesianCoordinates (Array< OneD, NekDouble > &out0, Array< OneD, NekDouble > &out1, Array< OneD, NekDouble > &out2)
 
virtual GLOBAL_MAPPING_EXPORT void v_GetCoordVelocity (Array< OneD, Array< OneD, NekDouble >> &outarray)
 
virtual GLOBAL_MAPPING_EXPORT void v_Divergence (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, NekDouble > &outarray)
 
virtual GLOBAL_MAPPING_EXPORT void v_VelocityLaplacian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const NekDouble alpha)
 
virtual GLOBAL_MAPPING_EXPORT void v_gradgradU (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 
virtual GLOBAL_MAPPING_EXPORT void v_CurlCurlField (Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const bool generalized)
 
virtual GLOBAL_MAPPING_EXPORT void v_UpdateMapping (const NekDouble time, const Array< OneD, Array< OneD, NekDouble >> &coords=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &coordsVel=NullNekDoubleArrayOfArray)
 
virtual GLOBAL_MAPPING_EXPORT void v_UpdateBCs (const NekDouble time)
 

Protected Attributes

std::string m_velFuncName
 
- Protected Attributes inherited from Nektar::GlobalMapping::Mapping
LibUtilities::SessionReaderSharedPtr m_session
 Session reader. More...
 
LibUtilities::FieldIOSharedPtr m_fld
 
Array< OneD, MultiRegions::ExpListSharedPtrm_fields
 
Array< OneD, Array< OneD, NekDouble > > m_coords
 Array with the Cartesian coordinates. More...
 
Array< OneD, Array< OneD, NekDouble > > m_coordsVel
 Array with the velocity of the coordinates. More...
 
Array< OneD, Array< OneD, NekDouble > > m_GeometricInfo
 Array with metric terms of the mapping. More...
 
int m_nConvectiveFields
 Number of velocity components. More...
 
std::string m_funcName
 Name of the function containing the coordinates. More...
 
std::string m_velFuncName
 Name of the function containing the velocity of the coordinates. More...
 
bool m_constantJacobian
 Flag defining if the Jacobian is constant. More...
 
bool m_timeDependent
 Flag defining if the Mapping is time-dependent. More...
 
bool m_fromFunction
 Flag defining if the Mapping is defined by a function. More...
 
Array< OneD, Array< OneD, NekDouble > > m_wk1
 
Array< OneD, Array< OneD, NekDouble > > m_wk2
 
Array< OneD, Array< OneD, NekDouble > > m_tmp
 

Friends

class MemoryManager< MappingTranslation >
 

Additional Inherited Members

- Public Member Functions inherited from Nektar::GlobalMapping::Mapping
virtual GLOBAL_MAPPING_EXPORT ~Mapping ()
 Destructor. More...
 
GLOBAL_MAPPING_EXPORT void InitObject (const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const TiXmlElement *pMapping)
 Initialise the mapping object. More...
 
GLOBAL_MAPPING_EXPORT void ReplaceField (const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
 Replace the Expansion List used by the mapping. More...
 
GLOBAL_MAPPING_EXPORT void Output (LibUtilities::FieldMetaDataMap &fieldMetaDataMap, const std::string &outname)
 Output function called when a chk or fld file is written. More...
 
GLOBAL_MAPPING_EXPORT void ContravarToCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Convert a contravariant vector to the Cartesian system. More...
 
GLOBAL_MAPPING_EXPORT void CovarToCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Convert a covariant vector to the Cartesian system. More...
 
GLOBAL_MAPPING_EXPORT void ContravarFromCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Convert a contravariant vector to the transformed system. More...
 
GLOBAL_MAPPING_EXPORT void CovarFromCartesian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Convert a covariant vector to the transformed system. More...
 
GLOBAL_MAPPING_EXPORT void GetCartesianCoordinates (Array< OneD, NekDouble > &out0, Array< OneD, NekDouble > &out1, Array< OneD, NekDouble > &out2)
 Get the Cartesian coordinates in the field. More...
 
GLOBAL_MAPPING_EXPORT void GetJacobian (Array< OneD, NekDouble > &outarray)
 Get the Jacobian of the transformation. More...
 
GLOBAL_MAPPING_EXPORT void DotGradJacobian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, NekDouble > &outarray)
 Calculate the dot product with the gradient of the Jacobian. More...
 
GLOBAL_MAPPING_EXPORT void GetMetricTensor (Array< OneD, Array< OneD, NekDouble >> &outarray)
 Get the metric tensor \(g_{ij}\). More...
 
GLOBAL_MAPPING_EXPORT void GetInvMetricTensor (Array< OneD, Array< OneD, NekDouble >> &outarray)
 Get the inverse of metric tensor \(g^{ij}\). More...
 
GLOBAL_MAPPING_EXPORT void LowerIndex (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Lower index of vector: \(v_{i} = g_{ij}*v^{j}\). More...
 
GLOBAL_MAPPING_EXPORT void RaiseIndex (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Raise index of vector: \(v^{i} = g^{ij}*v_{j}\). More...
 
GLOBAL_MAPPING_EXPORT void ApplyChristoffelContravar (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Apply the Christoffel symbols to a contravariant vector. More...
 
GLOBAL_MAPPING_EXPORT void ApplyChristoffelCovar (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Apply the Christoffel symbols to a covariant vector. More...
 
GLOBAL_MAPPING_EXPORT void GetCoordVelocity (Array< OneD, Array< OneD, NekDouble >> &outarray)
 Obtain the velocity of the coordinates. More...
 
GLOBAL_MAPPING_EXPORT void Divergence (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, NekDouble > &outarray)
 Calculate the generalised divergence operator. More...
 
GLOBAL_MAPPING_EXPORT void VelocityLaplacian (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const NekDouble alpha=0.0)
 Generalised (correction to the) velocity Laplacian operator. More...
 
GLOBAL_MAPPING_EXPORT void gradgradU (const Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray)
 Second order covariant derivatives of a contravariant vector. More...
 
GLOBAL_MAPPING_EXPORT void CurlCurlField (Array< OneD, Array< OneD, NekDouble >> &inarray, Array< OneD, Array< OneD, NekDouble >> &outarray, const bool generalized)
 CurlCurl calculated on the whole field. More...
 
GLOBAL_MAPPING_EXPORT bool IsTimeDependent ()
 Get flag defining if mapping is time-dependent. More...
 
GLOBAL_MAPPING_EXPORT void SetTimeDependent (const bool value)
 Set flag defining if mapping is time-dependent. More...
 
GLOBAL_MAPPING_EXPORT bool IsFromFunction ()
 Get flag defining if mapping is defined by a function. More...
 
GLOBAL_MAPPING_EXPORT void SetFromFunction (const bool value)
 Set flag defining if mapping is defined by a function. More...
 
GLOBAL_MAPPING_EXPORT bool HasConstantJacobian ()
 Get flag defining if mapping has constant Jacobian. More...
 
GLOBAL_MAPPING_EXPORT bool IsDefined ()
 Get flag determining if the mapping was defined or is trivial. More...
 
GLOBAL_MAPPING_EXPORT void UpdateBCs (const NekDouble time)
 Update the Dirichlet Boundary Conditions when using Mappings. More...
 
GLOBAL_MAPPING_EXPORT void UpdateMapping (const NekDouble time, const Array< OneD, Array< OneD, NekDouble >> &coords=NullNekDoubleArrayOfArray, const Array< OneD, Array< OneD, NekDouble >> &coordsVel=NullNekDoubleArrayOfArray)
 Update the Mapping with new coordinates. More...
 
GLOBAL_MAPPING_EXPORT void UpdateGeomInfo ()
 Recompute the metric terms of the Mapping. More...
 
- Static Protected Attributes inherited from Nektar::GlobalMapping::Mapping
static MappingSharedPtr m_mappingPtr = MappingSharedPtr()
 
static bool m_init = false
 
static bool m_isDefined = false
 

Detailed Description

This class implements a trivial mapping defined by

\[ \bar{x} = x + c_1 \]

\[ \bar{y} = y + c_2 \]

\[ \bar{z} = z + c_3 \]

where \(c_i\) are constants, \((\bar{x},\bar{y},\bar{z})\) are the Cartesian (physical) coordinates and \((x,y,z)\) are the transformed (computational) coordinates.

Definition at line 51 of file MappingTranslation.h.

Constructor & Destructor Documentation

◆ MappingTranslation()

Nektar::GlobalMapping::MappingTranslation::MappingTranslation ( const LibUtilities::SessionReaderSharedPtr pSession,
const Array< OneD, MultiRegions::ExpListSharedPtr > &  pFields 
)
protected

Definition at line 60 of file MappingTranslation.cpp.

63  : Mapping(pSession, pFields)
64 {
65 }
GLOBAL_MAPPING_EXPORT Mapping(const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields)
Constructor.
Definition: Mapping.cpp:59

Member Function Documentation

◆ create()

static GLOBAL_MAPPING_EXPORT MappingSharedPtr Nektar::GlobalMapping::MappingTranslation::create ( const LibUtilities::SessionReaderSharedPtr pSession,
const Array< OneD, MultiRegions::ExpListSharedPtr > &  pFields,
const TiXmlElement *  pMapping 
)
inlinestatic

Creates an instance of this class.

Definition at line 58 of file MappingTranslation.h.

62  {
65  pFields);
66  p->InitObject(pFields, pMapping);
67  return p;
68  }
static std::shared_ptr< DataType > AllocateSharedPtr(const Args &...args)
Allocate a shared pointer from the memory pool.
GLOBAL_MAPPING_EXPORT typedef std::shared_ptr< Mapping > MappingSharedPtr
A shared pointer to a Mapping object.
Definition: Mapping.h:50

References Nektar::MemoryManager< DataType >::AllocateSharedPtr(), Nektar::GlobalMapping::MappingSharedPtr, and CellMLToNektar.cellml_metadata::p.

◆ v_ApplyChristoffelContravar()

void Nektar::GlobalMapping::MappingTranslation::v_ApplyChristoffelContravar ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 243 of file MappingTranslation.cpp.

246 {
247  boost::ignore_unused(inarray);
248 
249  int physTot = m_fields[0]->GetTotPoints();
250  int nvel = m_nConvectiveFields;
251 
252  for (int i = 0; i < nvel; i++)
253  {
254  for (int j = 0; j < nvel; j++)
255  {
256  outarray[i * nvel + j] = Array<OneD, NekDouble>(physTot, 0.0);
257  }
258  }
259 }
int m_nConvectiveFields
Number of velocity components.
Definition: Mapping.h:414
Array< OneD, MultiRegions::ExpListSharedPtr > m_fields
Definition: Mapping.h:406

References Nektar::GlobalMapping::Mapping::m_fields, and Nektar::GlobalMapping::Mapping::m_nConvectiveFields.

◆ v_ApplyChristoffelCovar()

void Nektar::GlobalMapping::MappingTranslation::v_ApplyChristoffelCovar ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 261 of file MappingTranslation.cpp.

264 {
265  boost::ignore_unused(inarray);
266 
267  int physTot = m_fields[0]->GetTotPoints();
268  int nvel = m_nConvectiveFields;
269 
270  for (int i = 0; i < nvel; i++)
271  {
272  for (int j = 0; j < nvel; j++)
273  {
274  outarray[i * nvel + j] = Array<OneD, NekDouble>(physTot, 0.0);
275  }
276  }
277 }

References Nektar::GlobalMapping::Mapping::m_fields, and Nektar::GlobalMapping::Mapping::m_nConvectiveFields.

◆ v_ContravarFromCartesian()

void Nektar::GlobalMapping::MappingTranslation::v_ContravarFromCartesian ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 130 of file MappingTranslation.cpp.

133 {
134  int physTot = m_fields[0]->GetTotPoints();
135 
136  for (int i = 0; i < m_nConvectiveFields; ++i)
137  {
138  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
139  }
140 }
void Vcopy(int n, const T *x, const int incx, T *y, const int incy)
Definition: Vmath.cpp:1255

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_ContravarToCartesian()

void Nektar::GlobalMapping::MappingTranslation::v_ContravarToCartesian ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 106 of file MappingTranslation.cpp.

109 {
110  int physTot = m_fields[0]->GetTotPoints();
111 
112  for (int i = 0; i < m_nConvectiveFields; ++i)
113  {
114  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
115  }
116 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_CovarFromCartesian()

void Nektar::GlobalMapping::MappingTranslation::v_CovarFromCartesian ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 142 of file MappingTranslation.cpp.

145 {
146  int physTot = m_fields[0]->GetTotPoints();
147 
148  for (int i = 0; i < m_nConvectiveFields; ++i)
149  {
150  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
151  }
152 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_CovarToCartesian()

void Nektar::GlobalMapping::MappingTranslation::v_CovarToCartesian ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 118 of file MappingTranslation.cpp.

121 {
122  int physTot = m_fields[0]->GetTotPoints();
123 
124  for (int i = 0; i < m_nConvectiveFields; ++i)
125  {
126  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
127  }
128 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_DotGradJacobian()

void Nektar::GlobalMapping::MappingTranslation::v_DotGradJacobian ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, NekDouble > &  outarray 
)
overrideprotectedvirtual

Reimplemented from Nektar::GlobalMapping::Mapping.

Definition at line 160 of file MappingTranslation.cpp.

163 {
164  boost::ignore_unused(inarray);
165 
166  int physTot = m_fields[0]->GetTotPoints();
167 
168  Vmath::Zero(physTot, outarray, 1);
169 }
void Zero(int n, T *x, const int incx)
Zero vector.
Definition: Vmath.cpp:492

References Nektar::GlobalMapping::Mapping::m_fields, and Vmath::Zero().

◆ v_GetInvMetricTensor()

void Nektar::GlobalMapping::MappingTranslation::v_GetInvMetricTensor ( Array< OneD, Array< OneD, NekDouble >> &  outarray)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 189 of file MappingTranslation.cpp.

191 {
192  int physTot = m_fields[0]->GetTotPoints();
193  int nvel = m_nConvectiveFields;
194 
195  for (int i = 0; i < nvel * nvel; i++)
196  {
197  outarray[i] = Array<OneD, NekDouble>(physTot, 0.0);
198  }
199  // Fill diagonal with 1.0
200  for (int i = 0; i < nvel; i++)
201  {
202  Vmath::Sadd(physTot, 1.0, outarray[i + nvel * i], 1,
203  outarray[i + nvel * i], 1);
204  }
205 }
void Sadd(int n, const T alpha, const T *x, const int incx, T *y, const int incy)
Add scalar y = alpha + x.
Definition: Vmath.cpp:384

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Sadd().

◆ v_GetJacobian()

void Nektar::GlobalMapping::MappingTranslation::v_GetJacobian ( Array< OneD, NekDouble > &  outarray)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 154 of file MappingTranslation.cpp.

155 {
156  int physTot = m_fields[0]->GetTotPoints();
157  Vmath::Fill(physTot, 1.0, outarray, 1);
158 }
void Fill(int n, const T alpha, T *x, const int incx)
Fill a vector with a constant value.
Definition: Vmath.cpp:45

References Vmath::Fill(), and Nektar::GlobalMapping::Mapping::m_fields.

◆ v_GetMetricTensor()

void Nektar::GlobalMapping::MappingTranslation::v_GetMetricTensor ( Array< OneD, Array< OneD, NekDouble >> &  outarray)
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 171 of file MappingTranslation.cpp.

173 {
174  int physTot = m_fields[0]->GetTotPoints();
175  int nvel = m_nConvectiveFields;
176 
177  for (int i = 0; i < nvel * nvel; i++)
178  {
179  outarray[i] = Array<OneD, NekDouble>(physTot, 0.0);
180  }
181  // Fill diagonal with 1.0
182  for (int i = 0; i < nvel; i++)
183  {
184  Vmath::Sadd(physTot, 1.0, outarray[i + nvel * i], 1,
185  outarray[i + nvel * i], 1);
186  }
187 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Sadd().

◆ v_InitObject()

void Nektar::GlobalMapping::MappingTranslation::v_InitObject ( const Array< OneD, MultiRegions::ExpListSharedPtr > &  pFields,
const TiXmlElement *  pMapping 
)
overrideprotectedvirtual

This function initialises the Mapping object. It computes the coordinates and velocity coordinates, initialises the workspace variables, and calls UpdateGeomInfo, which will perform the calculations specific for each type of Mapping.

Parameters
pFieldsExpList array used in the mapping
pMappingxml element describing the mapping

Reimplemented from Nektar::GlobalMapping::Mapping.

Definition at line 70 of file MappingTranslation.cpp.

73 {
74  m_constantJacobian = true;
75  // When there is no Mapping object defined, use the identity
76  // transformation as a default
77  if (m_session->DefinesElement("Nektar/Mapping"))
78  {
79  Mapping::v_InitObject(pFields, pMapping);
80  }
81  else
82  {
83  int phystot = pFields[0]->GetTotPoints();
84 
85  m_timeDependent = false;
86 
87  m_coords = Array<OneD, Array<OneD, NekDouble>>(3);
88  m_coordsVel = Array<OneD, Array<OneD, NekDouble>>(3);
89  for (int i = 0; i < 3; i++)
90  {
91  m_coords[i] = Array<OneD, NekDouble>(phystot);
92  m_coordsVel[i] = Array<OneD, NekDouble>(phystot, 0.0);
93  }
94 
95  m_fields[0]->GetCoords(m_coords[0], m_coords[1], m_coords[2]);
96 
97  // Initialise workspace variables
98  m_tmp = Array<OneD, Array<OneD, NekDouble>>(m_nConvectiveFields);
99  for (int i = 0; i < m_nConvectiveFields; i++)
100  {
101  m_tmp[i] = Array<OneD, NekDouble>(phystot, 0.0);
102  }
103  }
104 }
LibUtilities::SessionReaderSharedPtr m_session
Session reader.
Definition: Mapping.h:402
Array< OneD, Array< OneD, NekDouble > > m_coords
Array with the Cartesian coordinates.
Definition: Mapping.h:408
Array< OneD, Array< OneD, NekDouble > > m_coordsVel
Array with the velocity of the coordinates.
Definition: Mapping.h:410
virtual GLOBAL_MAPPING_EXPORT void v_InitObject(const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const TiXmlElement *pMapping)
Definition: Mapping.cpp:101
Array< OneD, Array< OneD, NekDouble > > m_tmp
Definition: Mapping.h:437
bool m_constantJacobian
Flag defining if the Jacobian is constant.
Definition: Mapping.h:423
bool m_timeDependent
Flag defining if the Mapping is time-dependent.
Definition: Mapping.h:425

References Nektar::GlobalMapping::Mapping::m_constantJacobian, Nektar::GlobalMapping::Mapping::m_coords, Nektar::GlobalMapping::Mapping::m_coordsVel, Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, Nektar::GlobalMapping::Mapping::m_session, Nektar::GlobalMapping::Mapping::m_timeDependent, Nektar::GlobalMapping::Mapping::m_tmp, and Nektar::GlobalMapping::Mapping::v_InitObject().

◆ v_LowerIndex()

void Nektar::GlobalMapping::MappingTranslation::v_LowerIndex ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Reimplemented from Nektar::GlobalMapping::Mapping.

Definition at line 225 of file MappingTranslation.cpp.

228 {
229  int physTot = m_fields[0]->GetTotPoints();
230  int nvel = m_nConvectiveFields;
231 
232  for (int i = 0; i < nvel; i++)
233  {
234  outarray[i] = Array<OneD, NekDouble>(physTot, 0.0);
235  }
236  // Copy
237  for (int i = 0; i < nvel; i++)
238  {
239  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
240  }
241 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_RaiseIndex()

void Nektar::GlobalMapping::MappingTranslation::v_RaiseIndex ( const Array< OneD, Array< OneD, NekDouble >> &  inarray,
Array< OneD, Array< OneD, NekDouble >> &  outarray 
)
overrideprotectedvirtual

Reimplemented from Nektar::GlobalMapping::Mapping.

Definition at line 207 of file MappingTranslation.cpp.

210 {
211  int physTot = m_fields[0]->GetTotPoints();
212  int nvel = m_nConvectiveFields;
213 
214  for (int i = 0; i < nvel; i++)
215  {
216  outarray[i] = Array<OneD, NekDouble>(physTot, 0.0);
217  }
218  // Copy
219  for (int i = 0; i < nvel; i++)
220  {
221  Vmath::Vcopy(physTot, inarray[i], 1, outarray[i], 1);
222  }
223 }

References Nektar::GlobalMapping::Mapping::m_fields, Nektar::GlobalMapping::Mapping::m_nConvectiveFields, and Vmath::Vcopy().

◆ v_UpdateGeomInfo()

void Nektar::GlobalMapping::MappingTranslation::v_UpdateGeomInfo ( )
overrideprotectedvirtual

Implements Nektar::GlobalMapping::Mapping.

Definition at line 279 of file MappingTranslation.cpp.

280 {
281 }

Friends And Related Function Documentation

◆ MemoryManager< MappingTranslation >

friend class MemoryManager< MappingTranslation >
friend

Definition at line 1 of file MappingTranslation.h.

Member Data Documentation

◆ className

std::string Nektar::GlobalMapping::MappingTranslation::className
static
Initial value:
=
"Translation mapping (X_i = x_i + constant)")
static GLOBAL_MAPPING_EXPORT MappingSharedPtr create(const LibUtilities::SessionReaderSharedPtr &pSession, const Array< OneD, MultiRegions::ExpListSharedPtr > &pFields, const TiXmlElement *pMapping)
Creates an instance of this class.
tKey RegisterCreatorFunction(tKey idKey, CreatorFunction classCreator, std::string pDesc="")
Register a class with the factory.
Definition: NekFactory.hpp:198
MappingFactory & GetMappingFactory()
Declaration of the mapping factory singleton.
Definition: Mapping.cpp:53

Name of the class.

Definition at line 71 of file MappingTranslation.h.

◆ m_velFuncName

std::string Nektar::GlobalMapping::MappingTranslation::m_velFuncName
protected

Definition at line 75 of file MappingTranslation.h.