Intrepid2
Intrepid2_HGRAD_LINE_C1_FEMDef.hpp
Go to the documentation of this file.
1 // @HEADER
2 // ************************************************************************
3 //
4 // Intrepid2 Package
5 // Copyright (2007) Sandia Corporation
6 //
7 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
8 // license for use of this work by or on behalf of the U.S. Government.
9 //
10 // Redistribution and use in source and binary forms, with or without
11 // modification, are permitted provided that the following conditions are
12 // met:
13 //
14 // 1. Redistributions of source code must retain the above copyright
15 // notice, this list of conditions and the following disclaimer.
16 //
17 // 2. Redistributions in binary form must reproduce the above copyright
18 // notice, this list of conditions and the following disclaimer in the
19 // documentation and/or other materials provided with the distribution.
20 //
21 // 3. Neither the name of the Corporation nor the names of the
22 // contributors may be used to endorse or promote products derived from
23 // this software without specific prior written permission.
24 //
25 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
26 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
29 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 //
37 // Questions? Contact Kyungjoo Kim (kyukim@sandia.gov), or
38 // Mauro Perego (mperego@sandia.gov)
39 //
40 // ************************************************************************
41 // @HEADER
42 
49 #ifndef __INTREPID2_HGRAD_LINE_C1_FEM_DEF_HPP__
50 #define __INTREPID2_HGRAD_LINE_C1_FEM_DEF_HPP__
51 
52 namespace Intrepid2 {
53 
54  // -------------------------------------------------------------------------------------
55 
56  namespace Impl {
57 
58  template<EOperator opType>
59  template<typename outputViewType,
60  typename inputViewType>
61  KOKKOS_INLINE_FUNCTION
62  void
63  Basis_HGRAD_LINE_C1_FEM::Serial<opType>::
64  getValues( outputViewType output,
65  const inputViewType input ) {
66  switch (opType) {
67  case OPERATOR_VALUE : {
68  const auto x = input(0);
69 
70  output.access(0) = (1.0 - x)/2.0;
71  output.access(1) = (1.0 + x)/2.0;
72  break;
73  }
74  case OPERATOR_GRAD : {
75  output.access(0, 0) = -0.5;
76  output.access(1, 0) = 0.5;
77  break;
78  }
79  case OPERATOR_MAX : {
80  const ordinal_type jend = output.extent(1);
81  const ordinal_type iend = output.extent(0);
82 
83  for (ordinal_type j=0;j<jend;++j)
84  for (ordinal_type i=0;i<iend;++i)
85  output.access(i, j) = 0.0;
86  break;
87  }
88  default: {
89  INTREPID2_TEST_FOR_ABORT( opType != OPERATOR_VALUE &&
90  opType != OPERATOR_GRAD &&
91  opType != OPERATOR_MAX,
92  ">>> ERROR: (Intrepid2::Basis_HGRAD_LINE_C1_FEM::Serial::getValues) operator is not supported");
93 
94  }
95  }
96  }
97 
98  template<typename SpT,
99  typename outputValueValueType, class ...outputValueProperties,
100  typename inputPointValueType, class ...inputPointProperties>
101  void
102  Basis_HGRAD_LINE_C1_FEM::
103  getValues( Kokkos::DynRankView<outputValueValueType,outputValueProperties...> outputValues,
104  const Kokkos::DynRankView<inputPointValueType, inputPointProperties...> inputPoints,
105  const EOperator operatorType ) {
106  typedef Kokkos::DynRankView<outputValueValueType,outputValueProperties...> outputValueViewType;
107  typedef Kokkos::DynRankView<inputPointValueType, inputPointProperties...> inputPointViewType;
108  typedef typename ExecSpace<typename inputPointViewType::execution_space,SpT>::ExecSpaceType ExecSpaceType;
109 
110  // Number of evaluation points = dim 0 of inputPoints
111  const auto loopSize = inputPoints.extent(0);
112  Kokkos::RangePolicy<ExecSpaceType,Kokkos::Schedule<Kokkos::Static> > policy(0, loopSize);
113 
114  switch (operatorType) {
115 
116  case OPERATOR_VALUE: {
117  typedef Functor<outputValueViewType,inputPointViewType,OPERATOR_VALUE> FunctorType;
118  Kokkos::parallel_for( policy, FunctorType(outputValues, inputPoints) );
119  break;
120  }
121  case OPERATOR_GRAD:
122  case OPERATOR_DIV:
123  case OPERATOR_CURL:
124  case OPERATOR_D1: {
125  typedef Functor<outputValueViewType,inputPointViewType,OPERATOR_GRAD> FunctorType;
126  Kokkos::parallel_for( policy, FunctorType(outputValues, inputPoints) );
127  break;
128  }
129  case OPERATOR_D2:
130  case OPERATOR_D3:
131  case OPERATOR_D4:
132  case OPERATOR_D5:
133  case OPERATOR_D6:
134  case OPERATOR_D7:
135  case OPERATOR_D8:
136  case OPERATOR_D9:
137  case OPERATOR_D10: {
138  typedef Functor<outputValueViewType,inputPointViewType,OPERATOR_MAX> FunctorType;
139  Kokkos::parallel_for( policy, FunctorType(outputValues, inputPoints) );
140  break;
141  }
142  default: {
143  INTREPID2_TEST_FOR_EXCEPTION( !Intrepid2::isValidOperator(operatorType), std::invalid_argument,
144  ">>> ERROR (Basis_HGRAD_LINE_C1_FEM): Invalid operator type");
145  }
146  }
147  }
148 
149 
150 
151  }
152 
153  // -------------------------------------------------------------------------------------
154 
155  template<typename SpT, typename OT, typename PT>
158  this->basisCardinality_ = 2;
159  this->basisDegree_ = 1;
160  this->basisCellTopology_ = shards::CellTopology(shards::getCellTopologyData<shards::Line<2> >() );
161  this->basisType_ = BASIS_FEM_DEFAULT;
162  this->basisCoordinates_ = COORDINATES_CARTESIAN;
163 
164  // initialize tags
165  {
166  // Basis-dependent intializations
167  const ordinal_type tagSize = 4; // size of DoF tag, i.e., number of fields in the tag
168  const ordinal_type posScDim = 0; // position in the tag, counting from 0, of the subcell dim
169  const ordinal_type posScOrd = 1; // position in the tag, counting from 0, of the subcell ordinal
170  const ordinal_type posDfOrd = 2; // position in the tag, counting from 0, of DoF ordinal relative to the subcell
171 
172  // An array with local DoF tags assigned to basis functions, in the order of their local enumeration
173  ordinal_type tags[8] = { 0, 0, 0, 1,
174  0, 1, 0, 1 };
175 
176  // host tags
177  ordinal_type_array_1d_host tagView(&tags[0], 8);
178 
179  // Basis-independent function sets tag and enum data in tagToOrdinal_ and ordinalToTag_ arrays:
180  // tags are constructed on host and sent to devices
181  //ordinal_type_array_2d_host ordinalToTag;
182  //ordinal_type_array_3d_host tagToOrdinal;
183  this->setOrdinalTagData(this->tagToOrdinal_,
184  this->ordinalToTag_,
185  tagView,
186  this->basisCardinality_,
187  tagSize,
188  posScDim,
189  posScOrd,
190  posDfOrd);
191 
192  //this->tagToOrdinal_ = Kokkos::create_mirror_view(typename SpT::memory_space(), tagToOrdinal);
193  //Kokkos::deep_copy(this->tagToOrdinal_, tagToOrdinal);
194 
195  //this->ordinalToTag_ = Kokkos::create_mirror_view(typename SpT::memory_space(), ordinalToTag);
196  //Kokkos::deep_copy(this->ordinalToTag_, ordinalToTag);
197  }
198 
199  // dofCoords on host and create its mirror view to device
200  Kokkos::DynRankView<typename scalarViewType::value_type,typename SpT::array_layout,Kokkos::HostSpace>
201  dofCoords("dofCoordsHost", this->basisCardinality_,this->basisCellTopology_.getDimension());
202 
203  dofCoords(0,0) = -1.0;
204  dofCoords(1,0) = 1.0;
205 
206  this->dofCoords_ = Kokkos::create_mirror_view(typename SpT::memory_space(), dofCoords);
207  Kokkos::deep_copy(this->dofCoords_, dofCoords);
208  }
209 
210 }
211 
212 #endif
Kokkos::View< ordinal_type *,typename ExecSpaceType::array_layout, Kokkos::HostSpace > ordinal_type_array_1d_host
View type for 1d host array.