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_D3 :
148  case OPERATOR_MAX : {
149  auto output = Kokkos::subview( _outputValues, Kokkos::ALL(), pt, Kokkos::ALL() );
150  const auto input = Kokkos::subview( _inputPoints, pt, Kokkos::ALL() );
151  Serial<opType>::getValues( output, input );
152  break;
153  }
154  default: {
155  INTREPID2_TEST_FOR_ABORT( opType != OPERATOR_VALUE &&
156  opType != OPERATOR_GRAD &&
157  opType != OPERATOR_D2 &&
158  opType != OPERATOR_D3 &&
159  opType != OPERATOR_MAX,
160  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::Serial::getValues) operator is not supported");
161  }
162  }
163  }
164  };
165  };
166  }
167 
168  template<typename ExecSpaceType = void,
169  typename outputValueType = double,
170  typename pointValueType = double>
171  class Basis_HGRAD_HEX_C1_FEM : public Basis<ExecSpaceType,outputValueType,pointValueType> {
172  public:
176 
180 
184 
186 
187  virtual
188  void
189  getValues( OutputViewType outputValues,
190  const PointViewType inputPoints,
191  const EOperator operatorType = OPERATOR_VALUE ) const {
192 #ifdef HAVE_INTREPID2_DEBUG
193  // Verify arguments
194  Intrepid2::getValues_HGRAD_Args(outputValues,
195  inputPoints,
196  operatorType,
197  this->getBaseCellTopology(),
198  this->getCardinality() );
199 #endif
200  Impl::Basis_HGRAD_HEX_C1_FEM::
201  getValues<ExecSpaceType>( outputValues,
202  inputPoints,
203  operatorType );
204  }
205 
206  virtual
207  void
208  getDofCoords( ScalarViewType dofCoords ) const {
209 #ifdef HAVE_INTREPID2_DEBUG
210  // Verify rank of output array.
211  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.rank() != 2, std::invalid_argument,
212  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) rank = 2 required for dofCoords array");
213  // Verify 0th dimension of output array.
214  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoords.extent(0)) != this->getCardinality(), std::invalid_argument,
215  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) mismatch in number of dof and 0th dimension of dofCoords array");
216  // Verify 1st dimension of output array.
217  INTREPID2_TEST_FOR_EXCEPTION( dofCoords.extent(1) != this->getBaseCellTopology().getDimension(), std::invalid_argument,
218  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getDofCoords) incorrect reference cell (1st) dimension in dofCoords array");
219 #endif
220  Kokkos::deep_copy(dofCoords, this->dofCoords_);
221  }
222 
223  virtual
224  void
225  getDofCoeffs( ScalarViewType dofCoeffs ) const {
226 #ifdef HAVE_INTREPID2_DEBUG
227  // Verify rank of output array.
228  INTREPID2_TEST_FOR_EXCEPTION( dofCoeffs.rank() != 1, std::invalid_argument,
229  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getdofCoeffs) rank = 1 required for dofCoeffs array");
230  // Verify 0th dimension of output array.
231  INTREPID2_TEST_FOR_EXCEPTION( static_cast<ordinal_type>(dofCoeffs.extent(0)) != this->getCardinality(), std::invalid_argument,
232  ">>> ERROR: (Intrepid2::Basis_HGRAD_HEX_C1_FEM::getdofCoeffs) mismatch in number of dof and 0th dimension of dofCoeffs array");
233 #endif
234  Kokkos::deep_copy(dofCoeffs, 1.0);
235  }
236 
237  virtual
238  const char*
239  getName() const {
240  return "Intrepid2_HGRAD_HEX_C1_FEM";
241  }
242 
243  };
244 }// namespace Intrepid2
245 
247 
248 #endif
virtual void getDofCoeffs(ScalarViewType dofCoeffs) const
Coefficients for computing degrees of freedom for Lagrangian basis If P is an element of the space sp...
Kokkos::View< ordinal_type *, typename ExecSpaceType::array_layout, Kokkos::HostSpace > OrdinalTypeArray1DHost
View type for 1d host array.
Kokkos::View< ordinal_type **, typename ExecSpaceType::array_layout, Kokkos::HostSpace > OrdinalTypeArray2DHost
View type for 2d host array.
Definition file for FEM basis functions of degree 1 for H(grad) functions on HEX cells.
An abstract base class that defines interface for concrete basis implementations for Finite Element (...
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.
virtual void getValues(OutputViewType outputValues, const PointViewType inputPoints, const EOperator operatorType=OPERATOR_VALUE) const
Evaluation of a FEM basis on a reference cell.
Kokkos::DynRankView< OutputValueType, Kokkos::LayoutStride, ExecSpaceType > OutputViewType
View type for basis value output.
Kokkos::View< ordinal_type ***, typename ExecSpaceType::array_layout, Kokkos::HostSpace > OrdinalTypeArray3DHost
View type for 3d host array.
Kokkos::DynRankView< PointValueType, Kokkos::LayoutStride, ExecSpaceType > PointViewType
View type for input points.
See Intrepid2::Basis_HGRAD_HEX_C1_FEM.
virtual const char * getName() const
Returns basis name.
Kokkos::DynRankView< scalarType, Kokkos::LayoutStride, ExecSpaceType > ScalarViewType
View type for scalars.
Implementation of the default H(grad)-compatible FEM basis of degree 1 on Hexahedron cell...
virtual void getDofCoords(ScalarViewType dofCoords) const
Returns spatial locations (coordinates) of degrees of freedom on the reference cell.
Header file for the abstract base class Intrepid2::Basis.