Intrepid2
Intrepid2_HCURL_TRI_In_FEM.hpp
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49 #ifndef __INTREPID2_HCURL_TRI_IN_FEM_HPP__
50 #define __INTREPID2_HCURL_TRI_IN_FEM_HPP__
51 
52 #include "Intrepid2_Basis.hpp"
55 
56 #include "Intrepid2_PointTools.hpp"
57 #include "Teuchos_LAPACK.hpp"
58 
59 namespace Intrepid2 {
60 
81 #define CardinalityHCurlTri(order) (order*(order+2))
82 
83 namespace Impl {
84 
89 public:
90  typedef struct Triangle<3> cell_topology_type;
91 
95  template<EOperator opType>
96  struct Serial {
97  template<typename outputValueViewType,
98  typename inputPointViewType,
99  typename workViewType,
100  typename vinvViewType>
101  KOKKOS_INLINE_FUNCTION
102  static void
103  getValues( outputValueViewType outputValues,
104  const inputPointViewType inputPoints,
105  workViewType work,
106  const vinvViewType vinv );
107 
108  KOKKOS_INLINE_FUNCTION
109  static ordinal_type
110  getWorkSizePerPoint(ordinal_type order) {
111  auto cardinality = CardinalityHCurlTri(order);
112  switch (opType) {
113  case OPERATOR_GRAD:
114  case OPERATOR_CURL:
115  case OPERATOR_D1:
116  return 5*cardinality;
117  default:
118  return getDkCardinality<opType,2>()*cardinality;
119  }
120  }
121  };
122 
123  template<typename DeviceType, ordinal_type numPtsPerEval,
124  typename outputValueValueType, class ...outputValueProperties,
125  typename inputPointValueType, class ...inputPointProperties,
126  typename vinvValueType, class ...vinvProperties>
127  static void
128  getValues( Kokkos::DynRankView<outputValueValueType,outputValueProperties...> outputValues,
129  const Kokkos::DynRankView<inputPointValueType, inputPointProperties...> inputPoints,
130  const Kokkos::DynRankView<vinvValueType, vinvProperties...> vinv,
131  const EOperator operatorType);
132 
136  template<typename outputValueViewType,
137  typename inputPointViewType,
138  typename vinvViewType,
139  typename workViewType,
140  EOperator opType,
141  ordinal_type numPtsEval>
142  struct Functor {
143  outputValueViewType _outputValues;
144  const inputPointViewType _inputPoints;
145  const vinvViewType _coeffs;
146  workViewType _work;
147 
148  KOKKOS_INLINE_FUNCTION
149  Functor( outputValueViewType outputValues_,
150  inputPointViewType inputPoints_,
151  vinvViewType coeffs_,
152  workViewType work_)
153  : _outputValues(outputValues_), _inputPoints(inputPoints_),
154  _coeffs(coeffs_), _work(work_) {}
155 
156  KOKKOS_INLINE_FUNCTION
157  void operator()(const size_type iter) const {
158  const auto ptBegin = Util<ordinal_type>::min(iter*numPtsEval, _inputPoints.extent(0));
159  const auto ptEnd = Util<ordinal_type>::min(ptBegin+numPtsEval, _inputPoints.extent(0));
160 
161  const auto ptRange = Kokkos::pair<ordinal_type,ordinal_type>(ptBegin, ptEnd);
162  const auto input = Kokkos::subview( _inputPoints, ptRange, Kokkos::ALL() );
163 
164 
165  typename workViewType::pointer_type ptr = _work.data() + _work.extent(0)*ptBegin*get_dimension_scalar(_work);
166 
167  auto vcprop = Kokkos::common_view_alloc_prop(_work);
168  workViewType work(Kokkos::view_wrap(ptr,vcprop), (ptEnd-ptBegin)*_work.extent(0));
169 
170  switch (opType) {
171  case OPERATOR_VALUE : {
172  auto output = Kokkos::subview( _outputValues, Kokkos::ALL(), ptRange, Kokkos::ALL() );
173  Serial<opType>::getValues( output, input, work, _coeffs );
174  break;
175  }
176  case OPERATOR_CURL: {
177  auto output = Kokkos::subview( _outputValues, Kokkos::ALL(), ptRange);
178  Serial<opType>::getValues( output, input, work, _coeffs );
179  break;
180  }
181  default: {
182  INTREPID2_TEST_FOR_ABORT( true,
183  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::Functor) operator is not supported");
184 
185  }
186  }
187  }
188  };
189 };
190 }
191 
192 template<typename DeviceType = void,
193  typename outputValueType = double,
194  typename pointValueType = double>
196  : public Basis<DeviceType,outputValueType,pointValueType> {
197  public:
198  typedef typename Basis<DeviceType,outputValueType,pointValueType>::OrdinalTypeArray1DHost OrdinalTypeArray1DHost;
199  typedef typename Basis<DeviceType,outputValueType,pointValueType>::OrdinalTypeArray2DHost OrdinalTypeArray2DHost;
200  typedef typename Basis<DeviceType,outputValueType,pointValueType>::OrdinalTypeArray3DHost OrdinalTypeArray3DHost;
201 
204  Basis_HCURL_TRI_In_FEM(const ordinal_type order,
205  const EPointType pointType = POINTTYPE_EQUISPACED);
206 
207 
211 
213 
215 
216  virtual
217  void
218  getValues( OutputViewType outputValues,
219  const PointViewType inputPoints,
220  const EOperator operatorType = OPERATOR_VALUE) const override {
221 #ifdef HAVE_INTREPID2_DEBUG
222  Intrepid2::getValues_HCURL_Args(outputValues,
223  inputPoints,
224  operatorType,
225  this->getBaseCellTopology(),
226  this->getCardinality() );
227 #endif
228  constexpr ordinal_type numPtsPerEval = Parameters::MaxNumPtsPerBasisEval;
229  Impl::Basis_HCURL_TRI_In_FEM::
230  getValues<DeviceType,numPtsPerEval>( outputValues,
231  inputPoints,
232  this->coeffs_,
233  operatorType);
234  }
235 
236  virtual
237  void
238  getDofCoords( ScalarViewType dofCoords ) const override {
239 #ifdef HAVE_INTREPID2_DEBUG
240  // Verify rank of output array.
241  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.rank() != 2, std::invalid_argument,
242  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoords) rank = 2 required for dofCoords array");
243  // Verify 0th dimension of output array.
244  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoords.extent(0)) != this->getCardinality(), std::invalid_argument,
245  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoords) mismatch in number of dof and 0th dimension of dofCoords array");
246  // Verify 1st dimension of output array.
247  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.extent(1) != this->getBaseCellTopology().getDimension(), std::invalid_argument,
248  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoords) incorrect reference cell (1st) dimension in dofCoords array");
249 #endif
250  Kokkos::deep_copy(dofCoords, this->dofCoords_);
251  }
252 
253  virtual
254  void
255  getDofCoeffs( ScalarViewType dofCoeffs ) const override {
256 #ifdef HAVE_INTREPID2_DEBUG
257  // Verify rank of output array.
258  INTREPID2_TEST_FOR_EXCEPTION( dofCoeffs.rank() != 2, std::invalid_argument,
259  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoeffs) rank = 2 required for dofCoeffs array");
260  // Verify 0th dimension of output array.
261  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoeffs.extent(0)) != this->getCardinality(), std::invalid_argument,
262  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoeffs) mismatch in number of dof and 0th dimension of dofCoeffs array");
263  // Verify 1st dimension of output array.
264  INTREPID2_TEST_FOR_EXCEPTION( dofCoeffs.extent(1) != this->getBaseCellTopology().getDimension(), std::invalid_argument,
265  ">>> ERROR: (Intrepid2::Basis_HCURL_TRI_In_FEM::getDofCoeffs) incorrect reference cell (1st) dimension in dofCoeffs array");
266 #endif
267  Kokkos::deep_copy(dofCoeffs, this->dofCoeffs_);
268  }
269 
270  void
271  getExpansionCoeffs( ScalarViewType coeffs ) const {
272  // has to be same rank and dimensions
273  Kokkos::deep_copy(coeffs, this->coeffs_);
274  }
275 
276  virtual
277  const char*
278  getName() const override {
279  return "Intrepid2_HCURL_TRI_In_FEM";
280  }
281 
282  virtual
283  bool
284  requireOrientation() const override {
285  return true;
286  }
287 
298  getSubCellRefBasis(const ordinal_type subCellDim, const ordinal_type subCellOrd) const override{
299  if(subCellDim == 1) {
300  return Teuchos::rcp(new
302  ( this->basisDegree_ - 1, pointType_) );
303  }
304  INTREPID2_TEST_FOR_EXCEPTION(true,std::invalid_argument,"Input parameters out of bounds");
305  }
306 
308  getHostBasis() const override{
310  }
311  private:
312 
315  Kokkos::DynRankView<scalarType,DeviceType> coeffs_;
316 
318  EPointType pointType_;
319 
320 };
321 
322 }// namespace Intrepid2
323 
325 
326 #endif
Header file for the abstract base class Intrepid2::Basis.
Teuchos::RCP< Basis< DeviceType, OutputType, PointType > > BasisPtr
Basis Pointer.
void getValues_HCURL_Args(const outputValueViewType outputValues, const inputPointViewType inputPoints, const EOperator operatorType, const shards::CellTopology cellTopo, const ordinal_type basisCard)
Runtime check of the arguments for the getValues method in an HCURL-conforming FEM basis....
Definition file for FEM basis functions of degree n for H(curl) functions on TRI.
Header file for the Intrepid2::Basis_HGRAD_TRI_Cn_FEM_ORTH class.
Header file for the Intrepid2::Basis_HVOL_LINE_Cn_FEM class.
Header file for Intrepid2::PointTools class to provide utilities for barycentric coordinates,...
Implementation of the default H(curl)-compatible Nedelec (first kind) basis of arbitrary degree on Tr...
virtual const char * getName() const override
Returns basis name.
BasisPtr< typename Kokkos::HostSpace::device_type, outputValueType, pointValueType > getHostBasis() const override
Creates and returns a Basis object whose DeviceType template argument is Kokkos::HostSpace::device_ty...
BasisPtr< DeviceType, outputValueType, pointValueType > getSubCellRefBasis(const ordinal_type subCellDim, const ordinal_type subCellOrd) const override
returns the basis associated to a subCell.
Kokkos::DynRankView< scalarType, DeviceType > coeffs_
expansion coefficients of the nodal basis in terms of the orthgonal one
virtual bool requireOrientation() const override
True if orientation is required.
Basis_HCURL_TRI_In_FEM(const ordinal_type order, const EPointType pointType=POINTTYPE_EQUISPACED)
Constructor.
EPointType pointType_
type of lattice used for creating the DoF coordinates
virtual void getValues(OutputViewType outputValues, const PointViewType inputPoints, const EOperator operatorType=OPERATOR_VALUE) const override
Evaluation of a FEM basis on a reference cell.
virtual void getDofCoords(ScalarViewType dofCoords) const override
Returns spatial locations (coordinates) of degrees of freedom on the reference cell.
virtual void getDofCoeffs(ScalarViewType dofCoeffs) const override
Coefficients for computing degrees of freedom for Lagrangian basis If P is an element of the space sp...
Implementation of the locally HVOL-compatible FEM basis of variable order on the [-1,...
An abstract base class that defines interface for concrete basis implementations for Finite Element (...
Kokkos::DynRankView< PointValueType, Kokkos::LayoutStride, DeviceType > PointViewType
View type for input points.
Kokkos::DynRankView< OutputValueType, Kokkos::LayoutStride, DeviceType > OutputViewType
View type for basis value output.
Kokkos::View< ordinal_type ***, typename ExecutionSpace::array_layout, Kokkos::HostSpace > OrdinalTypeArray3DHost
View type for 3d host array.
ordinal_type basisDegree_
Degree of the largest complete polynomial space that can be represented by the basis.
ordinal_type getCardinality() const
Returns cardinality of the basis.
Kokkos::DynRankView< scalarType, Kokkos::LayoutStride, DeviceType > ScalarViewType
View type for scalars.
Kokkos::DynRankView< scalarType, DeviceType > dofCoords_
Coordinates of degrees-of-freedom for basis functions defined in physical space.
Kokkos::DynRankView< scalarType, DeviceType > dofCoeffs_
Coefficients for computing degrees of freedom for Lagrangian basis If P is an element of the space sp...
Kokkos::View< ordinal_type **, typename ExecutionSpace::array_layout, Kokkos::HostSpace > OrdinalTypeArray2DHost
View type for 2d host array.
ScalarTraits< pointValueType >::scalar_type scalarType
Scalar type for point values.
shards::CellTopology getBaseCellTopology() const
Returns the base cell topology for which the basis is defined. See Shards documentation https://trili...
Kokkos::View< ordinal_type *, typename ExecutionSpace::array_layout, Kokkos::HostSpace > OrdinalTypeArray1DHost
View type for 1d host array.
See Intrepid2::Basis_HCURL_TRI_In_FEM.
static constexpr ordinal_type MaxNumPtsPerBasisEval
The maximum number of points to eval in serial mode.
small utility functions