5#ifndef DUNE_ISTL_OPERATORS_HH
6#define DUNE_ISTL_OPERATORS_HH
14#include <dune/common/exceptions.hh>
15#include <dune/common/shared_ptr.hh>
66 template<
class X,
class Y>
80 virtual void apply (
const X& x, Y& y)
const = 0;
90#if DUNE_ISTL_SUPPORT_OLD_CATEGORY_INTERFACE
92 DUNE_THROW(Dune::Exception,
"It is necessary to implement the category method in a derived classes, in the future this method will pure virtual.");
108 template<
class M,
class X,
class Y>
135 template<
class M,
class X,
class Y>
152 void apply (
const X& x, Y& y)
const override
160 _A_->usmv(alpha,x,y);
176 const std::shared_ptr<const M> _A_;
Definition allocator.hh:11
A linear operator.
Definition operators.hh:67
virtual ~LinearOperator()
every abstract base class has a virtual destructor
Definition operators.hh:86
X::field_type field_type
The field type of the operator.
Definition operators.hh:74
virtual void applyscaleadd(field_type alpha, const X &x, Y &y) const =0
apply operator to x, scale and add:
virtual SolverCategory::Category category() const =0
Category of the linear operator (see SolverCategory::Category)
Y range_type
The type of the range of the operator.
Definition operators.hh:72
virtual void apply(const X &x, Y &y) const =0
apply operator to x: The input vector is consistent and the output must also be consistent on the in...
X domain_type
The type of the domain of the operator.
Definition operators.hh:70
A linear operator exporting itself in matrix form.
Definition operators.hh:109
virtual const M & getmat() const =0
get matrix via *
X domain_type
Definition operators.hh:113
X::field_type field_type
Definition operators.hh:115
Y range_type
Definition operators.hh:114
M matrix_type
export types, usually they come from the derived class
Definition operators.hh:112
virtual ~AssembledLinearOperator()
every abstract base class has a virtual destructor
Definition operators.hh:121
Adapter to turn a matrix into a linear operator.
Definition operators.hh:137
MatrixAdapter(std::shared_ptr< const M > A)
constructor: store an std::shared_ptr to a matrix
Definition operators.hh:149
MatrixAdapter(const M &A)
constructor: just store a reference to a matrix
Definition operators.hh:146
void applyscaleadd(field_type alpha, const X &x, Y &y) const override
apply operator to x, scale and add:
Definition operators.hh:158
Y range_type
Definition operators.hh:142
X domain_type
Definition operators.hh:141
X::field_type field_type
Definition operators.hh:143
const M & getmat() const override
get matrix via *
Definition operators.hh:164
SolverCategory::Category category() const override
Category of the solver (see SolverCategory::Category)
Definition operators.hh:170
void apply(const X &x, Y &y) const override
apply operator to x:
Definition operators.hh:152
M matrix_type
export types
Definition operators.hh:140
Category
Definition solvercategory.hh:23
@ sequential
Category for sequential solvers.
Definition solvercategory.hh:25