DUNE-ACFEM (2.5.1)

modelexpression.hh
1#ifndef __MODELEXPRESSION_HH__
2#define __MODELEXPRESSION_HH__
3
4#include "../models/modelinterface.hh"
5#include "../models/modelexpressionbase.hh"
6#include "../models/modeloperations.hh"
7#include "../models/zeromodel.hh"
8#include "operatorparts/operatorpartsexpression.hh"
9#include "../functions/gridfunctionexpression.hh"
10#include "../functions/gridfunctionwrapper.hh"
11#include "../operators/functionals/l2innerproductfunctional.hh"
12#include "../operators/functionals/functionalexpression.hh"
13
14namespace Dune
15{
16
17 namespace ACFem
18 {
19
33 template<class BinOp, class LeftModelType, class RightModelType>
34 class BinaryModelExpression;
35
37 template<class UnOp, class ModelType>
39
41 template<class Model>
43 : public ModelExpression<UnaryModelExpression<IdentityOperation, Model> >
44 {
45 typedef Model ModelType;
48 typedef ModelExpression<ThisType> BaseType;
51 public:
53 typedef ModelType ContainedExpressionType;
54
56 typedef typename InterfaceType::FunctionSpaceType FunctionSpaceType;
57
59 typedef typename InterfaceType::GridPartType GridPartType;
60
62 typedef typename InterfaceType::EntityType EntityType;
63 typedef typename InterfaceType::IntersectionType IntersectionType;
64
66 typedef typename InterfaceType::DomainFieldType DomainFieldType ;
68 typedef typename InterfaceType::RangeFieldType RangeFieldType ;
70 typedef typename InterfaceType::DomainType DomainType ;
72 typedef typename InterfaceType::RangeType RangeType ;
74 typedef typename InterfaceType::JacobianRangeType JacobianRangeType;
76 typedef typename InterfaceType::HessianRangeType HessianRangeType;
77
78 enum { dimDomain = FunctionSpaceType::dimDomain, dimRange = FunctionSpaceType::dimRange };
79
80 typedef typename InterfaceType::OperatorPartsType OperatorPartsType;
81
82 typedef typename InterfaceType::BulkForcesFunctionType BulkForcesFunctionType;
83 typedef typename InterfaceType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
84 typedef typename InterfaceType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
85
86 typedef typename InterfaceType::DirichletIndicatorType DirichletIndicatorType;
87 typedef typename InterfaceType::NeumannIndicatorType NeumannIndicatorType;
88
89 public:
90
91 // constructor
92 UnaryModelExpression(const ModelType& f)
93 : model_(f)
94 {}
95
96 // copy constructor
97 UnaryModelExpression(const ThisType &other)
98 : model_( other.model_ )
99 {}
100
102 std::string name() const
103 {
104 return OpType::name() + "(" + model_().name() + ")";
105 }
106
108 OperatorPartsType operatorParts() const
109 {
110 return model_().operatorParts();
111 }
112
114 BulkForcesFunctionType
115 bulkForcesFunction(const GridPartType& gridPart) const
116 {
117 return model_().bulkForcesFunction(gridPart);
118 }
119
121 template<class DiscreteFunctionSpace>
122 typename TraitsType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
123 forcesFunctional(const DiscreteFunctionSpace& space) const
124 {
125 return model_().forcesFunctional(space);
126 }
127
129 DirichletBoundaryFunctionType
131 {
132 return model_().dirichletBoundaryFunction(gridPart);
133 }
134
136 NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType& gridPart) const
137 {
138 return model_().neumannBoundaryFunction(gridPart);
139 }
140
142 DirichletIndicatorType dirichletIndicator() const {
143 return model_().dirichletIndicator();
144 }
145
147 NeumannIndicatorType neumannIndicator() const {
148 return model_().neumannIndicator();
149 }
150
151 const ContainedExpressionType& containedExpression() const
152 {
153 return model_();
154 }
155
156 protected:
157 ExpressionStorage<ModelType> model_;
158 };
159
160 //traits
161 template<class Model>
162 struct ModelTraits<UnaryModelExpression<IdentityOperation, Model> >
163 : public DefaultModelTraits<typename Model::FunctionSpaceType, typename Model::GridPartType>
164 {
165 protected:
166 typedef Model ModelType;
167 public:
169 template<class DiscreteFunctionSpace>
170 struct ForcesFunctionalTraits
171 : public ModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace>
172 {};
173
175 typedef typename ModelType::FunctionSpaceType FunctionSpaceType;
176 typedef typename ModelType::GridPartType GridPartType;
177
178 typedef typename ModelType::OperatorPartsType OperatorPartsType;
179
180 typedef typename ModelType::BulkForcesFunctionType BulkForcesFunctionType;
181 typedef typename ModelType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
182 typedef typename ModelType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
183 typedef typename ModelType::DirichletWeightFunctionType DirichletWeightFunctionType;
184
185 typedef typename ModelType::DirichletIndicatorType DirichletIndicatorType;
186 typedef typename ModelType::NeumannIndicatorType NeumannIndicatorType;
187 };
188
190 template<class Model>
192 : public ModelExpression<UnaryModelExpression<MinusOperation, Model> >
193 {
194 typedef Model ModelType;
195 typedef MinusOperation OpType;
197 typedef ModelExpression<ThisType> BaseType;
200 public:
202 typedef ModelType ContainedExpressionType;
203
205 typedef typename InterfaceType::FunctionSpaceType FunctionSpaceType;
206
208 typedef typename InterfaceType::GridPartType GridPartType;
209
211 typedef typename InterfaceType::EntityType EntityType;
212 typedef typename InterfaceType::IntersectionType IntersectionType;
213
215 typedef typename InterfaceType::DomainFieldType DomainFieldType ;
217 typedef typename InterfaceType::RangeFieldType RangeFieldType ;
219 typedef typename InterfaceType::DomainType DomainType ;
221 typedef typename InterfaceType::RangeType RangeType ;
223 typedef typename InterfaceType::JacobianRangeType JacobianRangeType;
225 typedef typename InterfaceType::HessianRangeType HessianRangeType;
226
227 enum { dimDomain = FunctionSpaceType::dimDomain, dimRange = FunctionSpaceType::dimRange };
228
229 typedef typename InterfaceType::OperatorPartsType OperatorPartsType;
230
231 typedef typename InterfaceType::BulkForcesFunctionType BulkForcesFunctionType;
232 typedef typename InterfaceType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
233 typedef typename InterfaceType::DirichletWeightFunctionType DirichletWeightFunctionType;
234 typedef typename InterfaceType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
235
236 typedef typename InterfaceType::DirichletIndicatorType DirichletIndicatorType;
237 typedef typename InterfaceType::NeumannIndicatorType NeumannIndicatorType;
238
239 public:
240
241 // constructor
242 UnaryModelExpression(const ModelType& f)
243 : model_(f)
244 {}
245
246 // copy constructor
247 UnaryModelExpression(const ThisType &other)
248 : model_( other.model_ )
249 {}
250
251
253 std::string name() const
254 {
255 return OpType::name() + "(" + model_().name() + ")";
256 }
257
259 OperatorPartsType operatorParts() const
260 {
261 return -model_().operatorParts();
262 }
263
265 BulkForcesFunctionType
266 bulkForcesFunction(const GridPartType& gridPart) const
267 {
268 return -model_().bulkForcesFunction(gridPart);
269 }
270
272 template<class DiscreteFunctionSpace>
273 typename TraitsType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
274 forcesFunctional(const DiscreteFunctionSpace& space) const
275 {
276 return -model_().forcesFunctional(space);
277 }
278
280 DirichletBoundaryFunctionType
282 {
283 return -model_().dirichletBoundaryFunction(gridPart);
284 }
285
287 DirichletWeightFunctionType
289 {
290 return -model_().dirichletWeightFunction(gridPart);
291 }
292
294 NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType& gridPart) const
295 {
296 return -model_().neumannBoundaryFunction(gridPart);
297 }
298
300 DirichletIndicatorType dirichletIndicator() const {
301 return model_().dirichletIndicator();
302 }
303
305 NeumannIndicatorType neumannIndicator() const {
306 return model_().neumannIndicator();
307 }
308
309 const ContainedExpressionType& containedExpression() const
310 {
311 return model_();
312 }
313
314 protected:
315 ExpressionStorage<ModelType> model_;
316 };
317
318 //traits
319 template<class Model>
320 struct ModelTraits<UnaryModelExpression<MinusOperation, Model> >
321 : public DefaultModelTraits<typename Model::FunctionSpaceType, typename Model::GridPartType>
322 {
323 protected:
324 typedef Model ModelType;
325 public:
327 template<class DiscreteFunctionSpace>
328 struct ForcesFunctionalTraits
329 : public ModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace>
330 {
331 protected:
332 typedef typename ModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace> BaseType;
333 public:
334 typedef
336 FunctionalType;
337 };
338
339 typedef typename ModelType::FunctionSpaceType FunctionSpaceType;
340 typedef typename ModelType::GridPartType GridPartType;
341
342 typedef
344 OperatorPartsType;
345
346 typedef
348 BulkForcesFunctionType;
349 typedef
351 NeumannBoundaryFunctionType;
352 typedef
354 DirichletBoundaryFunctionType;
355 typedef
357 DirichletWeightFunctionType;
358
359 typedef typename ModelType::DirichletIndicatorType DirichletIndicatorType;
360 typedef typename ModelType::NeumannIndicatorType NeumannIndicatorType;
361 };
362
363 // BinaryModelExpression
364 // -------------------
365
369 template<class BinOp, class LeftModelType, class RightModelType>
371 : public ModelExpression<BinaryModelExpression<BinOp, LeftModelType, RightModelType> >
372 {
373 typedef BinOp BinOpType;
375 typedef ModelExpression<ThisType> BaseType;
377 typedef BinaryModelExpressionOperation<BinOpType> OperationType;
379 public:
381 typedef typename InterfaceType::FunctionSpaceType FunctionSpaceType;
382
384 typedef typename InterfaceType::GridPartType GridPartType;
385
387 typedef typename InterfaceType::EntityType EntityType;
388 typedef typename InterfaceType::IntersectionType IntersectionType;
389
391 typedef typename InterfaceType::DomainFieldType DomainFieldType ;
393 typedef typename InterfaceType::RangeFieldType RangeFieldType ;
395 typedef typename InterfaceType::DomainType DomainType ;
397 typedef typename InterfaceType::RangeType RangeType ;
399 typedef typename InterfaceType::JacobianRangeType JacobianRangeType;
401 typedef typename InterfaceType::HessianRangeType HessianRangeType;
402
403 enum { dimDomain = FunctionSpaceType::dimDomain, dimRange = FunctionSpaceType::dimRange };
404
405 typedef typename InterfaceType::OperatorPartsType OperatorPartsType;
406
407 typedef typename InterfaceType::BulkForcesFunctionType BulkForcesFunctionType;
408 typedef typename InterfaceType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
409 typedef typename InterfaceType::DirichletWeightFunctionType DirichletWeightFunctionType;
410 typedef typename InterfaceType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
411
412 typedef typename InterfaceType::DirichletIndicatorType DirichletIndicatorType;
413 typedef typename InterfaceType::NeumannIndicatorType NeumannIndicatorType;
414
415 public:
416
417 // constructor
418 BinaryModelExpression(const LeftModelType &f,
419 const RightModelType &g)
420 : leftModel_( f ), rightModel_( g )
421 {}
422
423 // copy constructor
424 BinaryModelExpression(const ThisType &other )
425 : leftModel_( other.leftModel_ ),
426 rightModel_( other.rightModel_ )
427 {}
428
430 std::string name() const
431 {
432 return "(" + leftModel_().name() + " " + BinOpType::name() + " " + rightModel_().name() + ")";
433 }
434
436 OperatorPartsType operatorParts() const
437 {
438 return makeExpression(BinOpType(),
439 leftModel_().operatorParts(),
440 rightModel_().operatorParts());
441 }
442
444 BulkForcesFunctionType
445 bulkForcesFunction(const GridPartType& gridPart) const
446 {
447 return makeExpression(BinOpType(),
448 leftModel_().bulkForcesFunction(gridPart),
449 rightModel_().bulkForcesFunction(gridPart));
450 }
451
453 template<class DiscreteFunctionSpace>
454 typename TraitsType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
455 forcesFunctional(const DiscreteFunctionSpace& space) const
456 {
457 return makeExpression(BinOpType(),
458 leftModel_().forcesFunctional(space),
459 rightModel_().forcesFunctional(space));
460 }
461
463 DirichletBoundaryFunctionType
465 {
466 return makeExpression(BinOpType(),
467 leftModel_().dirichletBoundaryFunction(gridPart),
468 rightModel_().dirichletBoundaryFunction(gridPart));
469 }
470
472 DirichletWeightFunctionType
474 {
475 return makeExpression(BinOpType(),
476 leftModel_().dirichletWeightFunction(gridPart),
477 rightModel_().dirichletWeightFunction(gridPart));
478 }
479
481 NeumannBoundaryFunctionType
483 {
484 return makeExpression(BinOpType(),
485 leftModel_().neumannBoundaryFunction(gridPart),
486 rightModel_().neumannBoundaryFunction(gridPart));
487 }
488
490 DirichletIndicatorType dirichletIndicator() const {
491 return *leftModel_().dirichletIndicator() || *rightModel_().dirichletIndicator();
492 }
493
495 NeumannIndicatorType neumannIndicator() const {
496 return *leftModel_().neumannIndicator() || *rightModel_().neumannIndicator();
497 }
498
499 protected:
502 };
503
507 template<class BinOp, class LeftModel, class RightModel>
508 struct ModelTraits<BinaryModelExpression<BinOp, LeftModel, RightModel> >
509 : public DefaultModelTraits<typename LeftModel::FunctionSpaceType, typename LeftModel::GridPartType>
510 {
511 private:
512 typedef LeftModel LeftModelType;
513 typedef RightModel RightModelType;
514 typedef typename LeftModelType::FunctionSpaceType LeftFunctionSpaceType;
515 typedef typename RightModelType::FunctionSpaceType RightFunctionSpaceType;
516 typedef typename LeftModelType::GridPartType LeftGridPartType;
517 typedef typename RightModelType::GridPartType RightGridPartType;
518
520
521 static_assert((std::is_same<LeftFunctionSpaceType, RightFunctionSpaceType>::value),
522 "Function spaces must agree, cannot combine them");
523 static_assert((std::is_same<LeftGridPartType, RightGridPartType>::value),
524 "Grid-parts must agree, cannot combine them");
525 public:
527 template<class DiscreteFunctionSpace>
528 struct ForcesFunctionalTraits
529 {
530 protected:
531 typedef
532 typename LeftModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
533 LeftFunctionalType;
534 typedef
535 typename RightModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
536 RightFunctionalType;
537 public:
538 typedef DiscreteFunctionSpace DiscreteFunctionSpaceType;
539 typedef
541 FunctionalType;
542 };
543
544 typedef LeftFunctionSpaceType FunctionSpaceType;
545 typedef LeftGridPartType GridPartType;
546
547 typedef
548 typename ExpressionResult<BinOp,
549 typename LeftModelType::OperatorPartsType,
550 typename RightModelType::OperatorPartsType>::Type
551 OperatorPartsType;
552
553 typedef
554 typename ExpressionResult<BinOp,
555 typename LeftModelType::BulkForcesFunctionType,
556 typename RightModelType::BulkForcesFunctionType>::Type
557 BulkForcesFunctionType;
558 typedef
559 typename ExpressionResult<BinOp,
560 typename LeftModelType::DirichletBoundaryFunctionType,
561 typename RightModelType::DirichletBoundaryFunctionType>::Type
562 DirichletBoundaryFunctionType;
563 typedef
564 typename ExpressionResult<BinOp,
565 typename LeftModelType::DirichletWeightFunctionType,
566 typename RightModelType::DirichletWeightFunctionType>::Type
567 DirichletWeightFunctionType;
568 typedef
569 typename ExpressionResult<BinOp,
570 typename LeftModelType::NeumannBoundaryFunctionType,
571 typename RightModelType::NeumannBoundaryFunctionType>::Type
572 NeumannBoundaryFunctionType;
573
578 typedef
579 decltype(*std::declval<typename LeftModelType::DirichletIndicatorType>()
580 ||
581 *std::declval<typename RightModelType::DirichletIndicatorType>())
583
588 typedef
589 decltype(*std::declval<typename LeftModelType::NeumannIndicatorType>()
590 ||
591 *std::declval<typename RightModelType::NeumannIndicatorType>())
593 };
594
596 //
597 // Addition
598
600 template<class LeftModelType, class RightModelType>
602 operator+(const ModelInterface<LeftModelType>& f_,
604 {
605 const LeftModelType& f(static_cast<const LeftModelType&>(f_));
606 const RightModelType& g(static_cast<const RightModelType&>(g_));
607
609
610 return ExpressionType(f, g);
611 }
612
613
615 //
616 // Subtraction
617
619 template<class LeftModelType, class RightModelType>
620 BinaryModelExpression<MinusOperation, LeftModelType, RightModelType>
621 operator-(const ModelInterface<LeftModelType>& f_,
623 {
624 const LeftModelType& f(static_cast<const LeftModelType&>(f_));
625 const RightModelType& g(static_cast<const RightModelType&>(g_));
626
628
629 return ExpressionType(f, g);
630 }
631
647 template<class Factor, class ModelType>
649 : public ModelExpression<BinaryModelExpression<SMultiplyOperation, Factor, ModelType> >
650 {
653 typedef ModelExpression<ThisType> BaseType;
656 public:
657 typedef Factor FactorType;
658
660 typedef typename InterfaceType::FunctionSpaceType FunctionSpaceType;
661
663 typedef typename InterfaceType::GridPartType GridPartType;
664
666 typedef typename InterfaceType::EntityType EntityType;
667 typedef typename InterfaceType::IntersectionType IntersectionType;
668
670 typedef typename InterfaceType::DomainFieldType DomainFieldType ;
672 typedef typename InterfaceType::RangeFieldType RangeFieldType ;
674 typedef typename InterfaceType::DomainType DomainType ;
676 typedef typename InterfaceType::RangeType RangeType ;
678 typedef typename InterfaceType::JacobianRangeType JacobianRangeType;
680 typedef typename InterfaceType::HessianRangeType HessianRangeType;
681
682 enum { dimDomain = FunctionSpaceType::dimDomain, dimRange = FunctionSpaceType::dimRange };
683
684 typedef typename InterfaceType::OperatorPartsType OperatorPartsType;
685
686 typedef typename InterfaceType::BulkForcesFunctionType BulkForcesFunctionType;
687 typedef typename InterfaceType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
688 typedef typename InterfaceType::DirichletWeightFunctionType DirichletWeightFunctionType;
689 typedef typename InterfaceType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
690
691 typedef typename InterfaceType::DirichletIndicatorType DirichletIndicatorType;
692 typedef typename InterfaceType::NeumannIndicatorType NeumannIndicatorType;
693
694 public:
695
696 // constructor
697 BinaryModelExpression(const FactorType& s, const ModelType& f)
698 : scalar_(s), model_(f)
699 {}
700
701 // copy constructor
702 BinaryModelExpression (const ThisType &other)
703 : scalar_( other.scalar_ ), model_( other.model_ )
704 {}
705
707 std::string name() const
708 {
709 return "(" + std::to_string(parameterValue(scalar_())) + " " + BinOpType::name() + " " + model_().name() + ")";
710 }
711
713 OperatorPartsType operatorParts() const
714 {
715 return makeExpression(BinOpType(), scalar_(), model_().operatorParts());
716 }
717
719 BulkForcesFunctionType
720 bulkForcesFunction(const GridPartType& gridPart) const
721 {
722 typedef BulkForcesFunctionType FunctionType;
723
724 return makeExpression(BinOpType(), scalar_(), model_().bulkForcesFunction(gridPart));
725 }
726
728 template<class DiscreteFunctionSpace>
729 typename TraitsType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
730 forcesFunctional(const DiscreteFunctionSpace& space) const
731 {
732 return makeExpression(BinOpType(), scalar_(), model_().forcesFunctional(space));
733 }
734
736 DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType& gridPart) const
737 {
738 // We treat even Dirichlet Boundary Values in a natural way,
739 // i.e. as one half of some functional having its origin in a
740 // bilinear form.
741 return makeExpression(BinOpType(), scalar_(), model_().dirichletBoundaryFunction(gridPart));
742 }
743
745 DirichletWeightFunctionType dirichletWeightFunction(const GridPartType& gridPart) const
746 {
747 return makeExpression(BinOpType(), scalar_(), model_().dirichletWeightFunction(gridPart));
748 }
749
751 NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType& gridPart) const
752 {
753 return makeExpression(BinOpType(), scalar_(), model_().neumannBoundaryFunction(gridPart));
754 }
755
757 DirichletIndicatorType dirichletIndicator() const {
758 return model_().dirichletIndicator();
759 }
760
762 NeumannIndicatorType neumannIndicator() const {
763 return model_().neumannIndicator();
764 }
765
766 public:
767 const FactorType& scalar() const { return scalar_(); }
768 const ModelType& model() const { return model_(); }
769 protected:
770 ExpressionStorage<FactorType> scalar_;
771 ExpressionStorage<ModelType> model_;
772 };
773
774 //traits
775 template<class Factor, class Model>
776 struct ModelTraits<BinaryModelExpression<SMultiplyOperation, Factor, Model> >
777 : public DefaultModelTraits<typename Model::FunctionSpaceType, typename Model::GridPartType>
778 {
779 protected:
780 typedef Model ModelType;
781 typedef Factor FactorType;
782 typedef typename ModelType::FunctionSpaceType::ScalarFunctionSpaceType ScalarFunctionSpaceType;
783 public:
784 typedef SMultiplyOperation BinOpType;
785 typedef typename ModelType::FunctionSpaceType FunctionSpaceType;
786 typedef typename ModelType::GridPartType GridPartType;
787
789 template<class DiscreteFunctionSpace>
790 struct ForcesFunctionalTraits
791 {
792 protected:
793 typedef
794 typename ModelType::template ForcesFunctionalTraits<DiscreteFunctionSpace>::FunctionalType
795 ModelFunctionalType;
796 public:
797 typedef DiscreteFunctionSpace DiscreteFunctionSpaceType;
798 typedef
800 FunctionalType;
801 };
802
803 typedef
805 OperatorPartsType;
806
807 typedef
809 BulkForcesFunctionType;
810 typedef
812 NeumannBoundaryFunctionType;
813 typedef
815 DirichletBoundaryFunctionType;
816 typedef
818 DirichletWeightFunctionType;
819
820 typedef typename ModelType::DirichletIndicatorType DirichletIndicatorType;
821 typedef typename ModelType::NeumannIndicatorType NeumannIndicatorType;
822 };
823
824
826 template<class ModelType>
828 operator*(const typename ModelType::RangeFieldType& s_,
830 {
831 typedef typename ModelType::RangeFieldType RangeFieldType;
832 const ModelType& f(static_cast<const ModelType&>(f_));
833
835
836 return ExpressionType(s_, f);
837 }
838
840 template<class ModelType>
842 const typename ModelType::RangeFieldType& s_)
843 -> decltype(s_ * asImp(m_))
844 {
845 return s_ * asImp(m_);
846 }
847
849 template<class Parameter, class ModelType>
850 BinaryModelExpression<SMultiplyOperation, Parameter, ModelType>
853 {
854 typedef Parameter ParameterType;
855
856 const ParameterType& s(static_cast<const ParameterType&>(s_));
857 const ModelType& f(static_cast<const ModelType&>(f_));
858
860
861 return ExpressionType(s, f);
862 }
863
865 template<class Parameter, class ModelType>
868 -> decltype(asImp(s_) * asImp(m_))
869 {
870 return asImp(s_) * asImp(m_);
871 }
872
873#if 0
874 // We have real unary minus by now.
875 // unary minus operator
876 template<class ModelType>
877 BinaryModelExpression<SMultiplyOperation, typename ModelType::RangeFieldType, ModelType>
878 operator*(const ModelInterface<ModelType>& f_)
879 {
880 typedef typename ModelType::RangeFieldType RangeFieldType;
881 const ModelType& f(static_cast<const ModelType&>(f_));
882
883 typedef BinaryModelExpression<SMultiplyOperation, RangeFieldType, ModelType> ExpressionType;
884
885 return ExpressionType(-1.0, f);
886 }
887#endif
888
910 template<class FactorFunction, class ModelType>
911 class BinaryModelExpression<MultiplyOperation, FactorFunction, ModelType>
912 : public ModelExpression<BinaryModelExpression<MultiplyOperation, FactorFunction, ModelType> >
913 {
916 typedef ModelExpression<ThisType> BaseType;
919 typedef FactorFunction FactorFunctionType;
920 typedef typename FactorFunctionType::LocalFunctionType FactorLocalFunctionType;
921 typedef typename FactorFunctionType::RangeType FactorRangeType;
922 typedef typename FactorFunctionType::JacobianRangeType FactorJacobianRangeType;
923
924 public:
926 typedef typename InterfaceType::FunctionSpaceType FunctionSpaceType;
927
929 typedef typename InterfaceType::GridPartType GridPartType;
930
932 typedef typename InterfaceType::EntityType EntityType;
933 typedef typename InterfaceType::IntersectionType IntersectionType;
934
936 typedef typename InterfaceType::DomainFieldType DomainFieldType ;
938 typedef typename InterfaceType::RangeFieldType RangeFieldType ;
940 typedef typename InterfaceType::DomainType DomainType ;
942 typedef typename InterfaceType::RangeType RangeType ;
944 typedef typename InterfaceType::JacobianRangeType JacobianRangeType;
946 typedef typename InterfaceType::HessianRangeType HessianRangeType;
947
948 enum { dimDomain = FunctionSpaceType::dimDomain, dimRange = FunctionSpaceType::dimRange };
949
950 typedef typename InterfaceType::OperatorPartsType OperatorPartsType;
951
952 typedef typename InterfaceType::BulkForcesFunctionType BulkForcesFunctionType;
953 typedef typename InterfaceType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType;
954 typedef typename InterfaceType::DirichletWeightFunctionType DirichletWeightFunctionType;
955 typedef typename InterfaceType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType;
956
957 typedef typename InterfaceType::DirichletIndicatorType DirichletIndicatorType;
958 typedef typename InterfaceType::NeumannIndicatorType NeumannIndicatorType;
959
960 public:
961
962 // constructor
963 BinaryModelExpression(const FactorFunctionType& f, const ModelType& m)
964 : factor_(f), model_(m), localFactor_(factor_())
965 {}
966
967 // copy constructor
968 BinaryModelExpression(const ThisType &other)
969 : factor_(other.factor_), model_(other.model_), localFactor_(factor_())
970 {}
971
973 std::string name() const
974 {
975 return "(" + factor_().name() + " " + BinOpType::name() + " " + model_().name() + ")";
976 }
977
979 OperatorPartsType operatorParts() const
980 {
981 return makeExpression(BinOpType(), factor_(), model_().operatorParts());
982 }
983
985 BulkForcesFunctionType bulkForcesFunction(const GridPartType& gridPart) const
986 {
987 return makeExpression(BinOpType(), factor_(), model_().bulkForcesFunction(gridPart));
988 }
989
991 DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType& gridPart) const
992 {
993 return makeExpression(BinOpType(), factor_(), model_().dirichletBoundaryFunction(gridPart));
994 }
995
997 DirichletWeightFunctionType dirichletWeightFunction(const GridPartType& gridPart) const
998 {
999 return makeExpression(BinOpType(), factor_(), model_().dirichletWeightFunction(gridPart));
1000 }
1001
1003 NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType& gridPart) const
1004 {
1005 return makeExpression(BinOpType(), factor_(), model_().neumannBoundaryFunction(gridPart));
1006 }
1007
1009 DirichletIndicatorType dirichletIndicator() const {
1010 return model_().dirichletIndicator();
1011 }
1012
1014 NeumannIndicatorType neumannIndicator() const {
1015 return model_().neumannIndicator();
1016 }
1017
1018 protected:
1021 mutable FactorLocalFunctionType localFactor_;
1022 };
1023
1024 //traits
1025 template<class FactorFunction, class Model>
1026 struct ModelTraits<BinaryModelExpression<MultiplyOperation, FactorFunction, Model> >
1027 : public DefaultModelTraits<typename Model::FunctionSpaceType, typename Model::GridPartType>
1028 {
1029 protected:
1030 typedef MultiplyOperation BinOpType;
1031 typedef FactorFunction FactorFunctionType;
1032 typedef Model FactorModelType;
1033 enum {
1034 hasForcesFunctional = ModelConstituents<FactorModelType>::hasForcesFunctional
1035 };
1036
1037 static_assert(!hasForcesFunctional,
1038 "Multiplication by functions is not allowed if the model carries a forces-functional.");
1039 public:
1040
1041 typedef typename FactorModelType::FunctionSpaceType FunctionSpaceType;
1042 typedef typename FactorModelType::GridPartType GridPartType;
1043
1044 typedef
1045 typename ExpressionResult<BinOpType,
1046 FactorFunctionType,
1047 typename FactorModelType::OperatorPartsType>::Type
1048 OperatorPartsType;
1049
1050 typedef
1051 typename ExpressionResult<BinOpType,
1052 FactorFunctionType,
1053 typename FactorModelType::BulkForcesFunctionType>::Type
1054 BulkForcesFunctionType;
1055 typedef
1056 typename ExpressionResult<BinOpType,
1057 FactorFunctionType,
1058 typename FactorModelType::NeumannBoundaryFunctionType>::Type
1059 NeumannBoundaryFunctionType;
1060 typedef
1061 typename ExpressionResult<BinOpType,
1062 FactorFunctionType,
1063 typename FactorModelType::DirichletBoundaryFunctionType>::Type
1064 DirichletBoundaryFunctionType;
1065 typedef
1066 typename ExpressionResult<BinOpType,
1067 FactorFunctionType,
1068 typename FactorModelType::DirichletWeightFunctionType>::Type
1069 DirichletWeightFunctionType;
1070
1071 typedef typename FactorModelType::DirichletIndicatorType DirichletIndicatorType;
1072 typedef typename FactorModelType::NeumannIndicatorType NeumannIndicatorType;
1073 };
1074
1089 template<class FactorFunction, class ModelType>
1090 BinaryModelExpression<MultiplyOperation, FactorFunction, ModelType>
1091 operator*(const Fem::Function<typename FactorFunction::FunctionSpaceType::ScalarFunctionSpaceType, FactorFunction>& f_,
1092 const ModelInterface<ModelType>& m_)
1093 {
1094 const FactorFunction& f(static_cast<const FactorFunction&>(f_));
1095 const ModelType& m(static_cast<const ModelType&>(m_));
1096
1098
1099 return ExpressionType(f, m);
1100 }
1101
1103 template<class FactorFunction, class ModelType>
1104 BinaryModelExpression<MultiplyOperation, FactorFunction, ModelType>
1106 const Fem::Function<typename FactorFunction::FunctionSpaceType::ScalarFunctionSpaceType, FactorFunction>& f_)
1107 {
1108 const FactorFunction& f(static_cast<const FactorFunction&>(f_));
1109 const ModelType& m(static_cast<const ModelType&>(m_));
1110
1111 return f * m;
1112 }
1113
1115 template<class Model>
1116 class UnaryModelExpression<MinusOperation, Model>
1117 operator-(const ModelInterface<Model>& m_)
1118 {
1119 const Model& m(static_cast<const Model&>(m_));
1120
1121 typedef UnaryModelExpression<MinusOperation, Model> ExpressionType;
1122
1123 return ExpressionType(m);
1124 }
1125
1131 template<class Model>
1132 class UnaryModelExpression<IdentityOperation, Model>
1133 operator*(const ModelInterface<Model>& m_)
1134 {
1135 const Model& m(static_cast<const Model&>(m_));
1136
1138
1139 return ExpressionType(m);
1140 }
1141
1143 template<class Model>
1144 auto
1146 -> decltype(*m_)
1147 {
1148 return *m_;
1149 }
1150
1161 template<class Model, class DiscreteFunctionSpace, class Traits>
1162 auto
1165 -> decltype(m_
1166 + // PLUS __IS__ CORRECT HERE (see above)
1167 std::declval<ForcesFunctionalModel<typename Traits::GlobalFunctionalType> >())
1168 {
1170
1171 return m_ + FunctionalModelType(phi_);
1172 }
1173
1187 template<class Model, class DiscreteFunctionSpace, class Traits>
1188 auto
1191 -> decltype(m_
1192 - // MINUS __IS__ CORRECT HERE (see above)
1193 std::declval<ForcesFunctionalModel<typename Traits::GlobalFunctionalType> >())
1194 {
1196
1197 return m_ - FunctionalModelType(phi_);
1198 }
1199
1211 template<class Model, class GridFunction>
1212 auto
1214 const Fem::Function<typename Model::FunctionSpaceType, GridFunction>& f)
1215 -> decltype(m
1216 + // PLUS __IS__ CORRECT HERE (see above)
1217 std::declval<BulkForcesFunctionModel<GridFunction> >())
1218 {
1219 typedef BulkForcesFunctionModel<GridFunction> BulkForcesModelType;
1220
1221 return m + BulkForcesModelType(f);
1222 }
1223
1239 template<class Model, class GridFunction>
1240 auto
1242 const Fem::Function<typename Model::FunctionSpaceType, GridFunction>& f)
1243 -> decltype(m_
1244 - // MINUS __IS__ CORRECT HERE (see above)
1245 std::declval<BulkForcesFunctionModel<GridFunction> >())
1246 {
1247 typedef BulkForcesFunctionModel<GridFunction> BulkForcesModelType;
1248
1249 return m_ - BulkForcesModelType(f);
1250 }
1251
1260 template<class Expression>
1261 Expression
1262 operator*(const ModelExpression<Expression>& m_)
1263 {
1264 return m_.expression();
1265 }
1266
1268 template<class Model>
1269 static inline
1270 auto operator*(const typename Model::RangeFieldType& s_,
1272 -> decltype((s_ * m_.scalar()) * m_.model())
1273 {
1274 return (s_ * m_.scalar()) * m_.model();
1275 }
1276
1277#if 0
1279 template<class Parameter, class Field, class Model>
1280 static inline
1281 auto operator*(const ParameterInterface<Parameter>& p_,
1282 const BinaryModelExpression<SMultiplyOperation, Field, Model>& m_)
1283 -> decltype(m_.scalar() * (asImp(p_) * m_.model()))
1284 {
1285 return m_.scalar() * (asImp(p_) * m_.model());
1286 }
1287#else
1289 template<class Parameter, class Model>
1290 static inline
1293 -> decltype(asImp(m_).scalar() * (asImp(p_) * asImp(m_).model()))
1294 {
1295 return asImp(m_).scalar() * (asImp(p_) * asImp(m_).model());
1296 }
1297#endif
1298
1300 template<class Field, class Parameter, class Model>
1301 static inline
1302 auto operator*(const BinaryParameterExpression<SMultiplyOperation, Field, Parameter>& p_,
1303 const ModelInterface<Model>& m_)
1304 -> decltype(p_.left() * (p_.right() * asImp(m_)))
1305 {
1306 return p_.left() * (p_.right() * asImp(m_));
1307 }
1308
1310 template<class Function, class Field, class Model>
1311 static inline
1312 auto operator*(const Fem::Function<typename Function::FunctionSpaceType, Function>& f_,
1314 -> decltype(m_.scalar() * (asImp(f_) * m_.model()))
1315 {
1316 return m_.scalar() * (asImp(f_) * m_.model());
1317 }
1318
1320 template<class Field, class Function, class Model>
1321 static inline
1323 const ModelInterface<Model>& m_)
1324 -> decltype(f_.scalar() * (f_.function() * asImp(m_)))
1325 {
1326 return f_.scalar() * (f_.function() * asImp(m_));
1327 }
1328
1336 template<class Model>
1337 auto
1339 -> decltype(*m_.containedExpression())
1340 {
1341 return *m_.containedExpression();
1342 }
1343
1345 template<class Model,
1346 class DiscreteFunctionSpace,
1347 class GridFunction, template<class> class QuadratureTraits>
1348 auto
1350 const L2InnerProductFunctional<DiscreteFunctionSpace, GridFunction, QuadratureTraits>& phi_)
1351 -> decltype(m_ - phi_.function())
1352 {
1353 return m_ - phi_.function();
1354 }
1355
1357 template<class Model>
1358 auto
1361 -> decltype(*asImp(m))
1362 {
1363 return *asImp(m);
1364 }
1365
1367 template<class Model>
1368 auto
1370 const ModelInterface<Model>& m)
1371 -> decltype(*asImp(m))
1372 {
1373 return *asImp(m);
1374 }
1375
1377 template<class FunctionSpace, class GridPart>
1378 auto
1381 -> decltype(*z1)
1382 {
1383 return *z1;
1384 }
1385
1387 template<class Model>
1388 auto
1391 -> decltype(*asImp(m))
1392 {
1393 return *asImp(m);
1394 }
1395
1397 template<class Model>
1398 auto
1400 const ModelInterface<Model>& m)
1401 -> decltype(-m)
1402 {
1403 return -m;
1404 }
1405
1407 template<class FunctionSpace, class GridPart>
1408 auto
1411 -> decltype(*z1)
1412 {
1413 return *z1;
1414 }
1415
1417 template<class FunctionSpace, class GridPart>
1418 auto
1419 operator*(const typename FunctionSpace::RangeFieldType& s_,
1421 ->decltype(*z)
1422 {
1423 return *z;
1424 }
1425
1427 template<class FunctionSpace, class GridPart>
1428 auto
1430 const typename FunctionSpace::RangeFieldType& s)
1431 ->decltype(*z)
1432 {
1433 return *z;
1434 }
1435
1437 template<class Parameter, class FunctionSpace, class GridPart>
1438 auto
1441 ->decltype(*z)
1442 {
1443 return *z;
1444 }
1445
1447 template<class Parameter, class FunctionSpace, class GridPart>
1448 auto
1451 ->decltype(*z)
1452 {
1453 return *z;
1454 }
1455
1457 template<class Function, class ScalarSpace, class FunctionSpace, class GridPart>
1458 auto
1459 operator*(const Fem::Function<ScalarSpace, Function>& f,
1461 ->decltype(*z)
1462 {
1463 static_assert(std::is_same<ScalarSpace, typename FunctionSpace::ScalarFunctionSpaceType>::value,
1464 "Incompatible function spaces.");
1465 return *z;
1466 }
1467
1469 template<class Function, class ScalarSpace, class FunctionSpace, class GridPart>
1470 auto
1472 const Fem::Function<ScalarSpace, Function>& f)
1473 ->decltype(*z)
1474 {
1475 static_assert(std::is_same<ScalarSpace, typename FunctionSpace::ScalarFunctionSpaceType>::value,
1476 "Incompatible function spaces.");
1477 return *z;
1478 }
1479
1481
1483
1485
1486 } // namespace ACFem
1487
1488} // namespace Dune
1489
1490#endif // __MODELEXPRESSION_HH__
BinaryGridFunctionExpression implements point-wise vector-space operations for GridFunction-types.
Definition: gridfunctionexpression.hh:423
Multiplication with grid-functions.
Definition: modelexpression.hh:913
DirichletWeightFunctionType dirichletWeightFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:997
InterfaceType::RangeType RangeType
range type (from function space)
Definition: modelexpression.hh:942
InterfaceType::JacobianRangeType JacobianRangeType
jacobian type (from function space)
Definition: modelexpression.hh:944
std::string name() const
Print a descriptive name for debugging and output.
Definition: modelexpression.hh:973
InterfaceType::DomainFieldType DomainFieldType
domain type (from function space)
Definition: modelexpression.hh:936
NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Neumann boundary values as a Fem grid-function.
Definition: modelexpression.hh:1003
NeumannIndicatorType neumannIndicator() const
Generate an object to identify parts of the boundary subject to Neumann boundary conditions.
Definition: modelexpression.hh:1014
DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:991
InterfaceType::DomainType DomainType
domain type (from function space)
Definition: modelexpression.hh:940
InterfaceType::GridPartType GridPartType
type of the grid-part we live on
Definition: modelexpression.hh:929
InterfaceType::HessianRangeType HessianRangeType
hessian type (from function space)
Definition: modelexpression.hh:946
BulkForcesFunctionType bulkForcesFunction(const GridPartType &gridPart) const
Generate an instance of a class defining the bulk-forces the model is subject to.
Definition: modelexpression.hh:985
DirichletIndicatorType dirichletIndicator() const
Generate an object to identify parts of the boundary subject to Dirichlet boundary conditions.
Definition: modelexpression.hh:1009
InterfaceType::RangeFieldType RangeFieldType
range type (from function space)
Definition: modelexpression.hh:938
OperatorPartsType operatorParts() const
Return the integral kernels for the bilinear form.
Definition: modelexpression.hh:979
InterfaceType::EntityType EntityType
type of the codim-0 Entity from the GridPartType
Definition: modelexpression.hh:932
InterfaceType::FunctionSpaceType FunctionSpaceType
type of discrete function space
Definition: modelexpression.hh:926
DirichletIndicatorType dirichletIndicator() const
Generate an object to identify parts of the boundary subject to Dirichlet boundary conditions.
Definition: modelexpression.hh:757
std::string name() const
Print a descriptive name for debugging and output.
Definition: modelexpression.hh:707
NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Neumann boundary values as a Fem grid-function.
Definition: modelexpression.hh:751
InterfaceType::GridPartType GridPartType
type of the grid-part we live on
Definition: modelexpression.hh:663
InterfaceType::JacobianRangeType JacobianRangeType
jacobian type (from function space)
Definition: modelexpression.hh:678
InterfaceType::RangeType RangeType
range type (from function space)
Definition: modelexpression.hh:676
BulkForcesFunctionType bulkForcesFunction(const GridPartType &gridPart) const
Generate an instance of a class defining the bulk-forces the model is subject to.
Definition: modelexpression.hh:720
DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:736
NeumannIndicatorType neumannIndicator() const
Generate an object to identify parts of the boundary subject to Neumann boundary conditions.
Definition: modelexpression.hh:762
InterfaceType::RangeFieldType RangeFieldType
range type (from function space)
Definition: modelexpression.hh:672
OperatorPartsType operatorParts() const
Return the integral kernels for the bilinear form.
Definition: modelexpression.hh:713
InterfaceType::FunctionSpaceType FunctionSpaceType
type of discrete function space
Definition: modelexpression.hh:660
InterfaceType::DomainFieldType DomainFieldType
domain type (from function space)
Definition: modelexpression.hh:670
InterfaceType::DomainType DomainType
domain type (from function space)
Definition: modelexpression.hh:674
InterfaceType::HessianRangeType HessianRangeType
hessian type (from function space)
Definition: modelexpression.hh:680
DirichletWeightFunctionType dirichletWeightFunction(const GridPartType &gridPart) const
Generate an instance of a class defining a "left hand side" weight on the Dirichlet boundary conditio...
Definition: modelexpression.hh:745
InterfaceType::EntityType EntityType
type of the codim-0 Entity from the GridPartType
Definition: modelexpression.hh:666
TraitsType::template ForcesFunctionalTraits< DiscreteFunctionSpace >::FunctionalType forcesFunctional(const DiscreteFunctionSpace &space) const
Generate an instance of a class defining a functional which forms part of the force-terms for the mod...
Definition: modelexpression.hh:730
Template for binary operations.
Definition: modelexpression.hh:372
InterfaceType::FunctionSpaceType FunctionSpaceType
type of discrete function space
Definition: modelexpression.hh:381
BulkForcesFunctionType bulkForcesFunction(const GridPartType &gridPart) const
Generate an instance of a class defining the bulk-forces the model is subject to.
Definition: modelexpression.hh:445
InterfaceType::RangeFieldType RangeFieldType
range type (from function space)
Definition: modelexpression.hh:393
InterfaceType::DomainFieldType DomainFieldType
domain type (from function space)
Definition: modelexpression.hh:391
DirichletIndicatorType dirichletIndicator() const
Generate an object to identify parts of the boundary subject to Dirichlet boundary conditions.
Definition: modelexpression.hh:490
OperatorPartsType operatorParts() const
Return the integral kernels for the bilinear form.
Definition: modelexpression.hh:436
NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Neumann boundary values as a Fem grid-function.
Definition: modelexpression.hh:482
InterfaceType::JacobianRangeType JacobianRangeType
jacobian type (from function space)
Definition: modelexpression.hh:399
InterfaceType::GridPartType GridPartType
type of the grid-part we live on
Definition: modelexpression.hh:384
InterfaceType::RangeType RangeType
range type (from function space)
Definition: modelexpression.hh:397
NeumannIndicatorType neumannIndicator() const
Generate an object to identify parts of the boundary subject to Neumann boundary conditions.
Definition: modelexpression.hh:495
TraitsType::template ForcesFunctionalTraits< DiscreteFunctionSpace >::FunctionalType forcesFunctional(const DiscreteFunctionSpace &space) const
Generate an instance of a class defining a functional which forms part of the force-terms for the mod...
Definition: modelexpression.hh:455
DirichletWeightFunctionType dirichletWeightFunction(const GridPartType &gridPart) const
Definition: modelexpression.hh:473
InterfaceType::DomainType DomainType
domain type (from function space)
Definition: modelexpression.hh:395
InterfaceType::EntityType EntityType
type of the codim-0 Entity from the GridPartType
Definition: modelexpression.hh:387
std::string name() const
Print a descriptive name for debugging and output.
Definition: modelexpression.hh:430
InterfaceType::HessianRangeType HessianRangeType
hessian type (from function space)
Definition: modelexpression.hh:401
DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:464
Interface class for a discrete linear functional.
Definition: linearfunctional.hh:52
Interface class for second order elliptic models.
Definition: modelinterface.hh:192
TraitsType::DirichletBoundaryFunctionType DirichletBoundaryFunctionType
A BoundarySupportedFunction which must be sub-ordinate to the DirichletIndicatorType.
Definition: modelinterface.hh:241
TraitsType::DirichletIndicatorType DirichletIndicatorType
A BoundarySupportedFunction which must be sub-ordinate to the DirichletIndicatorType.
Definition: modelinterface.hh:243
TraitsType::BulkForcesFunctionType BulkForcesFunctionType
A function modelling "force" terms in the bulk-phase.
Definition: modelinterface.hh:226
TraitsType::DirichletWeightFunctionType DirichletWeightFunctionType
A BoundarySupportedFunction which must be sub-ordinate to the DirichletIndicatorType.
Definition: modelinterface.hh:242
TraitsType::NeumannBoundaryFunctionType NeumannBoundaryFunctionType
A function modelling "force" terms in the bulk-phase.
Definition: modelinterface.hh:227
TraitsType::NeumannIndicatorType NeumannIndicatorType
A function modelling "force" terms in the bulk-phase.
Definition: modelinterface.hh:228
Parameters are quasi-constant quantities, like the time-step size in one time-step when solving trans...
Definition: parameterinterface.hh:80
Unary identity operation which simply wraps the underlying model.
Definition: modelexpression.hh:44
OperatorPartsType operatorParts() const
Return the integral kernels for the bilinear form.
Definition: modelexpression.hh:108
std::string name() const
Print a descriptive name for debugging and output.
Definition: modelexpression.hh:102
BulkForcesFunctionType bulkForcesFunction(const GridPartType &gridPart) const
Generate an instance of a class defining the bulk-forces the model is subject to.
Definition: modelexpression.hh:115
InterfaceType::RangeFieldType RangeFieldType
range type (from function space)
Definition: modelexpression.hh:68
InterfaceType::EntityType EntityType
type of the codim-0 Entity from the GridPartType
Definition: modelexpression.hh:62
NeumannIndicatorType neumannIndicator() const
Generate an object to identify parts of the boundary subject to Neumann boundary conditions.
Definition: modelexpression.hh:147
InterfaceType::FunctionSpaceType FunctionSpaceType
type of discrete function space
Definition: modelexpression.hh:56
InterfaceType::RangeType RangeType
range type (from function space)
Definition: modelexpression.hh:72
InterfaceType::GridPartType GridPartType
type of the grid-part we live on
Definition: modelexpression.hh:59
InterfaceType::HessianRangeType HessianRangeType
hessian type (from function space)
Definition: modelexpression.hh:76
InterfaceType::DomainFieldType DomainFieldType
domain type (from function space)
Definition: modelexpression.hh:66
InterfaceType::JacobianRangeType JacobianRangeType
jacobian type (from function space)
Definition: modelexpression.hh:74
DirichletIndicatorType dirichletIndicator() const
Generate an object to identify parts of the boundary subject to Dirichlet boundary conditions.
Definition: modelexpression.hh:142
NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Neumann boundary values as a Fem grid-function.
Definition: modelexpression.hh:136
InterfaceType::DomainType DomainType
domain type (from function space)
Definition: modelexpression.hh:70
ModelType ContainedExpressionType
type of the contained expression
Definition: modelexpression.hh:53
DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:130
TraitsType::template ForcesFunctionalTraits< DiscreteFunctionSpace >::FunctionalType forcesFunctional(const DiscreteFunctionSpace &space) const
Generate an instance of a class defining a functional which forms part of the force-terms for the mod...
Definition: modelexpression.hh:123
Unary minus.
Definition: modelexpression.hh:193
DirichletWeightFunctionType dirichletWeightFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:288
TraitsType::template ForcesFunctionalTraits< DiscreteFunctionSpace >::FunctionalType forcesFunctional(const DiscreteFunctionSpace &space) const
Generate an instance of a class defining a functional which forms part of the force-terms for the mod...
Definition: modelexpression.hh:274
DirichletBoundaryFunctionType dirichletBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Dirichlet boundary values as a Fem grid-function.
Definition: modelexpression.hh:281
InterfaceType::EntityType EntityType
type of the codim-0 Entity from the GridPartType
Definition: modelexpression.hh:211
InterfaceType::RangeType RangeType
range type (from function space)
Definition: modelexpression.hh:221
InterfaceType::DomainFieldType DomainFieldType
domain type (from function space)
Definition: modelexpression.hh:215
InterfaceType::FunctionSpaceType FunctionSpaceType
type of discrete function space
Definition: modelexpression.hh:205
NeumannIndicatorType neumannIndicator() const
Generate an object to identify parts of the boundary subject to Neumann boundary conditions.
Definition: modelexpression.hh:305
InterfaceType::HessianRangeType HessianRangeType
hessian type (from function space)
Definition: modelexpression.hh:225
ModelType ContainedExpressionType
type of the contained expression
Definition: modelexpression.hh:202
BulkForcesFunctionType bulkForcesFunction(const GridPartType &gridPart) const
Generate an instance of a class defining the bulk-forces the model is subject to.
Definition: modelexpression.hh:266
InterfaceType::DomainType DomainType
domain type (from function space)
Definition: modelexpression.hh:219
InterfaceType::RangeFieldType RangeFieldType
range type (from function space)
Definition: modelexpression.hh:217
DirichletIndicatorType dirichletIndicator() const
Generate an object to identify parts of the boundary subject to Dirichlet boundary conditions.
Definition: modelexpression.hh:300
std::string name() const
Print a descriptive name for debugging and output.
Definition: modelexpression.hh:253
InterfaceType::GridPartType GridPartType
type of the grid-part we live on
Definition: modelexpression.hh:208
InterfaceType::JacobianRangeType JacobianRangeType
jacobian type (from function space)
Definition: modelexpression.hh:223
OperatorPartsType operatorParts() const
Return the integral kernels for the bilinear form.
Definition: modelexpression.hh:259
NeumannBoundaryFunctionType neumannBoundaryFunction(const GridPartType &gridPart) const
Generate an instance of a class defining Neumann boundary values as a Fem grid-function.
Definition: modelexpression.hh:294
Template for unary operations.
Definition: modelexpression.hh:38
Define a simple zero model to optimize expression templates.
Definition: zeromodel.hh:28
const Implementation & asImp(const Fem::BartonNackmanInterface< Interface, Implementation > &arg)
Up-cast to the implementation for any Fem::BartonNackmanInterface.
Definition: expressionoperations.hh:71
auto operator-(const ZeroModel< FunctionSpace, GridPart > &z1, const ZeroModel< FunctionSpace, GridPart > &z2) -> decltype(*z1)
Zero - Zero = Zero.
Definition: modelexpression.hh:1409
auto operator+(const ZeroModel< FunctionSpace, GridPart > &z1, const ZeroModel< FunctionSpace, GridPart > &z2) -> decltype(*z1)
Zero + Zero = Zero.
Definition: modelexpression.hh:1379
ParameterValue< Value >::ResultType parameterValue(const Value &value)
Return the unaltered argument for non-parameters and otherwise the parameter value.
Definition: parameterinterface.hh:263
BinaryParameterExpression< MultiplyOperation, Left, Right > operator*(const ParameterInterface< Left > &left, const ParameterInterface< Right > &right)
Scalar product between parameters.
Definition: parameterexpression.hh:321
Wrap an existing GridFunction into a model which only conatains this ModelConstituent.
Definition: bulkforcesmodel.hh:42
A structure defining some trivial default values for the template structure ModelTraits<ModelType>,...
Definition: modelinterface.hh:57
EmptyBoundaryIndicatorType NeumannIndicatorType
Something satisfying the BoundaryIndicatorInterface.
Definition: modelinterface.hh:138
EmptyBoundaryIndicatorType DirichletIndicatorType
Something satisfying the BoundaryIndicatorInterface.
Definition: modelinterface.hh:80
Automatically deduce the type by applying the respective operation.
Definition: expressionoperations.hh:476
Wrap an existing DiscreteLinearFunctional into a model which only conatains this ModelConstituent.
Definition: forcesfunctionalmodel.hh:42
Identity, i.e. just wrap the object.
Definition: expressionoperations.hh:284
Subtraction of two objects and unary minus.
Definition: expressionoperations.hh:239
Traits-template which has to be specialized for each individual model.
Definition: modelinterface.hh:48
Multiplication of two objects.
Definition: expressionoperations.hh:248
Multiplication by scalars from the left.
Definition: expressionoperations.hh:257
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