DOLFIN
DOLFIN C++ interface
assemble.h
1 // Copyright (C) 2007-2015 Anders Logg
2 //
3 // This file is part of DOLFIN.
4 //
5 // DOLFIN is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU Lesser General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
9 //
10 // DOLFIN is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU Lesser General Public License for more details.
14 //
15 // You should have received a copy of the GNU Lesser General Public License
16 // along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
17 //
18 // Modified by Garth N. Wells, 2008-2013.
19 // Modified by Johan Hake, 2009.
20 // Modified by Joachim B. Haga, 2012.
21 // Modified by Martin S. Alnaes, 2013.
22 // Modified by Cecile Daversin-Catty, 2018.
23 //
24 // This file duplicates the Assembler::assemble* and
25 // SystemAssembler::assemble* functions in namespace dolfin, and adds
26 // special versions returning the value directly for scalars. For
27 // documentation, refer to Assemble.h and SystemAssemble.h
28 
29 #ifndef __ASSEMBLE_H
30 #define __ASSEMBLE_H
31 
32 #include <memory>
33 #include <vector>
34 
35 namespace dolfin
36 {
37 
38  class DirichletBC;
39  class Form;
40  class GenericMatrix;
41  class GenericTensor;
42  class GenericVector;
43  template<typename T> class MeshFunction;
44  class MultiMeshForm;
45 
47  void assemble(GenericTensor& A, const Form& a);
48 
50  void assemble_mixed(GenericTensor& A, const Form& a, bool add=false);
51 
53  void assemble_system(GenericMatrix& A, GenericVector& b,
54  const Form& a, const Form& L,
55  std::vector<std::shared_ptr<const DirichletBC>> bcs);
56 
59  void assemble_system(GenericMatrix& A, GenericVector& b,
60  const Form& a, const Form& L,
61  std::vector<std::shared_ptr<const DirichletBC>> bcs,
62  const GenericVector& x0);
63 
65  void assemble_multimesh(GenericTensor& A, const MultiMeshForm& a);
66 
67  //--- Specialized version for scalars ---
68 
70  double assemble(const Form& a);
71 
73  double assemble_mixed(const Form& a, bool add=false);
74 
76  double assemble_multimesh(const MultiMeshForm& a);
77 }
78 
79 #endif
dolfin::assemble_mixed
void assemble_mixed(GenericTensor &A, const Form &a, bool add=false)
Assemble tensor.
Definition: assemble.cpp:38
dolfin::assemble_multimesh
void assemble_multimesh(GenericTensor &A, const MultiMeshForm &a)
Assemble tensor from multimesh form.
Definition: assemble.cpp:64
dolfin::assemble
void assemble(GenericTensor &A, const Form &a)
Assemble tensor.
Definition: assemble.cpp:32
dolfin::assemble_system
void assemble_system(GenericMatrix &A, GenericVector &b, const Form &a, const Form &L, std::vector< std::shared_ptr< const DirichletBC >> bcs)
Assemble system (A, b) and apply Dirichlet boundary conditions.
Definition: assemble.cpp:45
dolfin
Definition: adapt.h:29