DUNE PDELab (git)
densevector.hh
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3// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
27 typedef typename FieldTraits< typename DenseMatVecTraits<V>::value_type >::field_type field_type;
132 friend class DenseIterator<typename std::remove_const<C>::type, typename std::remove_const<T>::type, typename mutable_reference<R>::type >;
133 friend class DenseIterator<const typename std::remove_const<C>::type, const typename std::remove_const<T>::type, typename const_reference<R>::type >;
135 typedef DenseIterator<typename std::remove_const<C>::type, typename std::remove_const<T>::type, typename mutable_reference<R>::type > MutableIterator;
136 typedef DenseIterator<const typename std::remove_const<C>::type, const typename std::remove_const<T>::type, typename const_reference<R>::type > ConstIterator;
200 DifferenceType distanceTo(DenseIterator<const typename std::remove_const<C>::type,const typename std::remove_const<T>::type> other) const
203 return static_cast< DifferenceType >( other.position_ ) - static_cast< DifferenceType >( position_ );
206 DifferenceType distanceTo(DenseIterator<typename std::remove_const<C>::type, typename std::remove_const<T>::type> other) const
209 return static_cast< DifferenceType >( other.position_ ) - static_cast< DifferenceType >( position_ );
591 typename PromotionTraits<field_type,typename DenseVector<Other>::field_type>::PromotedType operator* (const DenseVector<Other>& x) const {
592 typedef typename PromotionTraits<field_type, typename DenseVector<Other>::field_type>::PromotedType PromotedType;
609 typename PromotionTraits<field_type,typename DenseVector<Other>::field_type>::PromotedType dot(const DenseVector<Other>& x) const {
610 typedef typename PromotionTraits<field_type, typename DenseVector<Other>::field_type>::PromotedType PromotedType;
Macro for wrapping boundary checks.
Generic iterator class for dense vector and matrix implementations.
Definition: densevector.hh:131
std::ptrdiff_t DifferenceType
The type of the difference between two positions.
Definition: densevector.hh:142
C::size_type SizeType
The type to index the underlying container.
Definition: densevector.hh:147
Interface for a class of dense vectors over a given field.
Definition: densevector.hh:229
Traits::value_type value_type
export the type representing the field
Definition: densevector.hh:250
FieldTraits< value_type >::real_type two_norm2() const
square of two norm (sum over squared values of entries), need for block recursion
Definition: densevector.hh:650
ConstIterator const_iterator
typedef for stl compliant access
Definition: densevector.hh:381
Iterator iterator
typedef for stl compliant access
Definition: densevector.hh:344
ConstIterator find(size_type i) const
return iterator to given element or end()
Definition: densevector.hh:410
value_type & front()
return reference to first element
Definition: densevector.hh:306
FieldTraits< value_type >::real_type two_norm() const
two norm sqrt(sum over squared values of entries)
Definition: densevector.hh:641
bool operator==(const DenseVector< Other > &x) const
Binary vector comparison.
Definition: densevector.hh:555
DenseIterator< const DenseVector, const value_type > ConstIterator
ConstIterator class for sequential access.
Definition: densevector.hh:379
Traits::derived_type derived_type
type of derived vector class
Definition: densevector.hh:247
const value_type & front() const
return reference to first element
Definition: densevector.hh:312
derived_type operator+(const DenseVector< Other > &b) const
Binary vector addition.
Definition: densevector.hh:439
size_type dim() const
dimension of the vector space
Definition: densevector.hh:733
FieldTraits< vt >::real_type infinity_norm() const
infinity norm (maximum of absolute values of entries)
Definition: densevector.hh:661
derived_type & axpy(const field_type &a, const DenseVector< Other > &x)
vector space axpy operation ( *this += a x )
Definition: densevector.hh:575
derived_type & operator=(const value_type &k)
Assignment operator for scalar.
Definition: densevector.hh:266
static constexpr int blocklevel
The number of block levels we contain. This is the leaf, that is, 1.
Definition: densevector.hh:262
Traits::size_type size_type
The type used for the index access and size operation.
Definition: densevector.hh:259
DenseIterator< DenseVector, value_type > Iterator
Iterator class for sequential access.
Definition: densevector.hh:342
derived_type & operator-=(const DenseVector< Other > &x)
vector space subtraction
Definition: densevector.hh:429
derived_type & operator+=(const DenseVector< Other > &x)
vector space addition
Definition: densevector.hh:419
std::enable_if< std::is_convertible< FieldType, field_type >::value, derived_type >::type & operator*=(const FieldType &kk)
vector space multiplication with scalar
Definition: densevector.hh:523
bool operator!=(const DenseVector< Other > &x) const
Binary vector incomparison.
Definition: densevector.hh:567
const value_type & back() const
return reference to last element
Definition: densevector.hh:324
ConstIterator begin() const
begin ConstIterator
Definition: densevector.hh:384
PromotionTraits< field_type, typenameDenseVector< Other >::field_type >::PromotedType operator*(const DenseVector< Other > &x) const
indefinite vector dot product which corresponds to Petsc's VecTDot
Definition: densevector.hh:591
FieldTraits< vt >::real_type infinity_norm_real() const
simplified infinity norm (uses Manhattan norm for complex values)
Definition: densevector.hh:677
DenseVector & operator=(const DenseVector &)=default
Assignment operator for other DenseVector of same type.
Traits::value_type block_type
export the type representing the components
Definition: densevector.hh:256
value_type & operator[](size_type i)
random access
Definition: densevector.hh:295
FieldTraits< value_type >::field_type field_type
export the type representing the field
Definition: densevector.hh:253
value_type & back()
return reference to last element
Definition: densevector.hh:318
derived_type operator-() const
Vector negation.
Definition: densevector.hh:454
std::enable_if< std::is_convertible< FieldType, field_type >::value, derived_type >::type & operator/=(const FieldType &kk)
vector space division by scalar
Definition: densevector.hh:545
FieldTraits< value_type >::real_type one_norm_real() const
simplified one norm (uses Manhattan norm for complex values)
Definition: densevector.hh:632
PromotionTraits< field_type, typenameDenseVector< Other >::field_type >::PromotedType dot(const DenseVector< Other > &x) const
vector dot product which corresponds to Petsc's VecDot
Definition: densevector.hh:609
Iterator find(size_type i)
return iterator to given element or end()
Definition: densevector.hh:373
FieldTraits< value_type >::real_type one_norm() const
one norm (sum over absolute values of entries)
Definition: densevector.hh:622
size_type N() const
number of blocks in the vector (are of size 1 here)
Definition: densevector.hh:727
bool empty() const
checks whether the container is empty
Definition: densevector.hh:330
Base class for stl conformant forward iterators.
Definition: iteratorfacades.hh:435
Provides the functions dot(a,b) := and dotT(a,b) := .
Type traits to determine the type of reals (when working with complex numbers)
Implements a generic iterator class for writing stl conformant iterators.
#define DUNE_ASSERT_BOUNDS(cond)
If DUNE_CHECK_BOUNDS is defined: check if condition cond holds; otherwise, do nothing.
Definition: boundschecking.hh:30
auto dot(const A &a, const B &b) -> typename std::enable_if< IsNumber< A >::value &&!IsVector< A >::value &&!std::is_same< typename FieldTraits< A >::field_type, typename FieldTraits< A >::real_type > ::value, decltype(conj(a) *b)>::type
computes the dot product for fundamental data types according to Petsc's VectDot function: dot(a,...
Definition: dotproduct.hh:42
constexpr auto max
Function object that returns the greater of the given values.
Definition: hybridutilities.hh:484
constexpr auto min
Function object that returns the smaller of the given values.
Definition: hybridutilities.hh:506
Documentation of the traits classes you need to write for each implementation of DenseVector or Dense...
bool isNaN(const FieldVector< K, SIZE > &b, PriorityTag< 2 >, ADLTag)
Returns whether any entry is NaN.
Definition: fvector.hh:627
STL namespace.
Compute type of the result of an arithmetic operation involving two different number types.
Compute type of the result of an arithmetic operation involving two different number types.
Definition: promotiontraits.hh:27
get the 'mutable' version of a reference to a const object
Definition: genericiterator.hh:116
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