Intrepid2
Intrepid2_HGRAD_HEX_C1_FEM.hpp
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49 #ifndef __INTREPID2_HGRAD_HEX_C1_FEM_HPP__
50 #define __INTREPID2_HGRAD_HEX_C1_FEM_HPP__
51 
52 #include "Intrepid2_Basis.hpp"
53 
54 namespace Intrepid2 {
55 
91  namespace Impl {
92 
97  public:
98  typedef struct Hexahedron<8> cell_topology_type;
102  template<EOperator opType>
103  struct Serial {
104  template<typename outputViewType,
105  typename inputViewType>
106  KOKKOS_INLINE_FUNCTION
107  static void
108  getValues( outputViewType output,
109  const inputViewType input );
110 
111  };
112 
113  template<typename ExecSpaceType,
114  typename outputValueValueType, class ...outputValueProperties,
115  typename inputPointValueType, class ...inputPointProperties>
116  static void
117  getValues( Kokkos::DynRankView<outputValueValueType,outputValueProperties...> outputValues,
118  const Kokkos::DynRankView<inputPointValueType, inputPointProperties...> inputPoints,
119  const EOperator operatorType);
120 
124  template<typename outputValueViewType,
125  typename inputPointViewType,
126  EOperator opType>
127  struct Functor {
128  outputValueViewType _outputValues;
129  const inputPointViewType _inputPoints;
130 
131  KOKKOS_INLINE_FUNCTION
132  Functor( outputValueViewType outputValues_,
133  inputPointViewType inputPoints_ )
134  : _outputValues(outputValues_), _inputPoints(inputPoints_) {}
135 
136  KOKKOS_INLINE_FUNCTION
137  void operator()(const ordinal_type pt) const {
138  switch (opType) {
139  case OPERATOR_VALUE : {
140  auto output = Kokkos::subview( _outputValues, Kokkos::ALL(), pt );
141  const auto input = Kokkos::subview( _inputPoints, pt, Kokkos::ALL() );
142  Serial<opType>::getValues( output, input );
143  break;
144  }
145  case OPERATOR_GRAD :
146  case OPERATOR_D2 :
147  case OPERATOR_MAX : {
148  auto output = Kokkos::subview( _outputValues, Kokkos::ALL(), pt, Kokkos::ALL() );
149  const auto input = Kokkos::subview( _inputPoints, pt, Kokkos::ALL() );
150  Serial<opType>::getValues( output, input );
151  break;
152  }
153  default: {
154  INTREPID2_TEST_FOR_ABORT( opType != OPERATOR_VALUE &&
155  opType != OPERATOR_GRAD &&
156  opType != OPERATOR_D2 &&
157  opType != OPERATOR_MAX,
158  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::Serial::getValues) operator is not supported");
159  }
160  }
161  }
162  };
163  };
164  }
165 
166  template<typename ExecSpaceType = void,
167  typename outputValueType = double,
168  typename pointValueType = double>
169  class Basis_HGRAD_HEX_C1_FEM : public Basis<ExecSpaceType,outputValueType,pointValueType> {
170  public:
174 
178 
182 
184 
185  virtual
186  void
187  getValues( outputViewType outputValues,
188  const pointViewType inputPoints,
189  const EOperator operatorType = OPERATOR_VALUE ) const {
190 #ifdef HAVE_INTREPID2_DEBUG
191  // Verify arguments
192  Intrepid2::getValues_HGRAD_Args(outputValues,
193  inputPoints,
194  operatorType,
195  this->getBaseCellTopology(),
196  this->getCardinality() );
197 #endif
198  Impl::Basis_HGRAD_HEX_C1_FEM::
199  getValues<ExecSpaceType>( outputValues,
200  inputPoints,
201  operatorType );
202  }
203 
204  virtual
205  void
206  getDofCoords( scalarViewType dofCoords ) const {
207 #ifdef HAVE_INTREPID2_DEBUG
208  // Verify rank of output array.
209  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.rank() != 2, std::invalid_argument,
210  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) rank = 2 required for dofCoords array");
211  // Verify 0th dimension of output array.
212  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoords.extent(0)) != this->getCardinality(), std::invalid_argument,
213  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) mismatch in number of dof and 0th dimension of dofCoords array");
214  // Verify 1st dimension of output array.
215  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.extent(1) != this->getBaseCellTopology().getDimension(), std::invalid_argument,
216  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) incorrect reference cell (1st) dimension in dofCoords array");
217 #endif
218  Kokkos::deep_copy(dofCoords, this->dofCoords_);
219  }
220 
221  virtual
222  void
223  getDofCoeffs( scalarViewType dofCoeffs ) const {
224 #ifdef HAVE_INTREPID2_DEBUG
225  // Verify rank of output array.
226  INTREPID2_TEST_FOR_EXCEPTION( dofCoeffs.rank() != 1, std::invalid_argument,
227  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getdofCoeffs) rank = 1 required for dofCoeffs array");
228  // Verify 0th dimension of output array.
229  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoeffs.extent(0)) != this->getCardinality(), std::invalid_argument,
230  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getdofCoeffs) mismatch in number of dof and 0th dimension of dofCoeffs array");
231 #endif
232  Kokkos::deep_copy(dofCoeffs, 1.0);
233  }
234 
235  virtual
236  const char*
237  getName() const {
238  return "Intrepid2_HGRAD_HEX_C1_FEM";
239  }
240 
241  };
242 }// namespace Intrepid2
243 
245 
246 #endif
Kokkos::DynRankView< scalarType, Kokkos::LayoutStride, ExecSpaceType > scalarViewType
View type for scalars.
Definition file for FEM basis functions of degree 1 for H(grad) functions on HEX cells.
virtual void getDofCoords(scalarViewType dofCoords) const
Returns spatial locations (coordinates) of degrees of freedom on the reference cell.
An abstract base class that defines interface for concrete basis implementations for Finite Element (...
Kokkos::DynRankView< outputValueType, Kokkos::LayoutStride, ExecSpaceType > outputViewType
View type for basis value output.
shards::CellTopology getBaseCellTopology() const
Returns the base cell topology for which the basis is defined. See Shards documentation https://trili...
Kokkos::DynRankView< scalarType, ExecSpaceType > dofCoords_
Coordinates of degrees-of-freedom for basis functions defined in physical space.
ordinal_type getCardinality() const
Returns cardinality of the basis.
Kokkos::View< ordinal_type ***, typename ExecSpaceType::array_layout, Kokkos::HostSpace > ordinal_type_array_3d_host
View type for 3d host array.
virtual void getValues(outputViewType outputValues, const pointViewType inputPoints, const EOperator operatorType=OPERATOR_VALUE) const
Evaluation of a FEM basis on a reference cell.
Kokkos::View< ordinal_type *,typename ExecSpaceType::array_layout, Kokkos::HostSpace > ordinal_type_array_1d_host
View type for 1d host array.
Kokkos::DynRankView< pointValueType, Kokkos::LayoutStride, ExecSpaceType > pointViewType
View type for input points.
See Intrepid2::Basis_HGRAD_HEX_C1_FEM.
virtual void getDofCoeffs(scalarViewType dofCoeffs) const
Coefficients for computing degrees of freedom for Lagrangian basis If P is an element of the space sp...
virtual const char * getName() const
Returns basis name.
Implementation of the default H(grad)-compatible FEM basis of degree 1 on Hexahedron cell...
Header file for the abstract base class Intrepid2::Basis.
Kokkos::View< ordinal_type **,typename ExecSpaceType::array_layout, Kokkos::HostSpace > ordinal_type_array_2d_host
View type for 2d host array.