4#ifndef DUNE_PDELAB_ORDERING_UTILITY_HH
5#define DUNE_PDELAB_ORDERING_UTILITY_HH
10#include <dune/pdelab/common/dofindex.hh>
11#include <dune/pdelab/common/globaldofindex.hh>
45 struct update_direct_children
50 template<
typename GFS,
typename Child,
typename TreePath,
typename ChildIndex>
51 void afterChild(
const GFS& gfs,
Child&
child, TreePath tp, ChildIndex childIndex)
const
63 struct DefaultDOFIndexAccessor
66 template<
typename DOFIndex,
typename SizeType,
typename IndexType>
67 static typename std::enable_if<
68 std::is_integral<IndexType>::value
70 store(DOFIndex& dof_index,
const GeometryType&
gt, SizeType entity_index, IndexType tree_index)
74 dof_index.entityIndex()[1] = entity_index;
75 dof_index.treeIndex().push_back(tree_index);
78 template<
typename DOFIndex,
typename SizeType,
typename IndexType>
79 static typename std::enable_if<
80 !std::is_integral<IndexType>::value
82 store(DOFIndex& dof_index,
const GeometryType&
gt, SizeType entity_index, IndexType tree_index)
85 dof_index.entityIndex()[1] = entity_index;
86 dof_index.treeIndex() = tree_index;
89 template<
typename DOFIndex,
typename SizeType,
typename IndexType>
90 static typename std::enable_if<
91 std::is_integral<IndexType>::value
93 store(DOFIndex& dof_index, SizeType gt_index, SizeType entity_index, IndexType tree_index)
96 dof_index.entityIndex()[0] = gt_index;
97 dof_index.entityIndex()[1] = entity_index;
98 dof_index.treeIndex().push_back(tree_index);
101 template<
typename DOFIndex,
typename SizeType,
typename IndexType>
102 static typename std::enable_if<
103 !std::is_integral<IndexType>::value
105 store(DOFIndex& dof_index, SizeType gt_index, SizeType entity_index, IndexType tree_index)
107 dof_index.entityIndex()[0] = gt_index;
108 dof_index.entityIndex()[1] = entity_index;
109 dof_index.treeIndex() = tree_index;
116 template<
typename Index>
117 static std::size_t
geometryType(
const Index& geometry_index)
119 return geometry_index[0];
122 template<
typename Index>
123 static std::size_t entityIndex(
const Index& geometry_index)
125 return geometry_index[1];
128 template<
typename Index,
typename SizeType>
129 static void store(Index& index,
const GeometryType&
gt, SizeType entity_index)
132 index[1] = entity_index;
135 template<
typename Index,
typename SizeType>
136 static void store(Index& index, SizeType geometry_index, SizeType entity_index)
138 index[0] = geometry_index;
139 index[1] = entity_index;
144 template<
typename DOFIndex>
145 static std::size_t
geometryType(
const DOFIndex& dof_index)
147 return GeometryIndex::geometryType(dof_index.entityIndex());
150 template<
typename DOFIndex>
151 static std::size_t entityIndex(
const DOFIndex& dof_index)
153 return GeometryIndex::entityIndex(dof_index.entityIndex());
158 struct SimpleDOFIndexAccessor
161 template<
typename DOFIndex,
typename SizeType>
162 static void store(DOFIndex& dof_index,
const GeometryType&
gt, SizeType entity_index, SizeType tree_index)
164 dof_index = entity_index;
170 template<
typename DI,
typename CI, MultiIndexOrder CIOrder = MultiIndexOrder::Inner2Outer>
171 struct SimpleOrderingTraits
176 typedef CI ContainerIndex;
178 typedef std::size_t SizeType;
180 typedef DefaultDOFIndexAccessor DOFIndexAccessor;
187 template<
typename SizeType_,
typename CI, MultiIndexOrder CIOrder>
188 struct SimpleOrderingTraits<SimpleDOFIndex<SizeType_>,CI,CIOrder>
191 typedef SimpleDOFIndex<SizeType_> DOFIndex;
193 typedef CI ContainerIndex;
195 typedef SizeType_ SizeType;
197 typedef SimpleDOFIndexAccessor DOFIndexAccessor;
203 template <
typename DI,
typename CI,
205 struct OrderingTraits :
public SimpleOrderingTraits<DI, CI, CIOrder> {
209 static const std::size_t max_dim = 32;
211 typedef std::bitset<max_dim> CodimFlag;
213 typedef typename DI::TreeIndex TreeIndex;
215 typedef typename DI::View DOFIndexView;
216 typedef typename DI::View::TreeIndex TreeIndexView;
218 typedef typename DI::size_type SizeType;
219 typedef typename DI::size_type size_type;
222 template <
typename ES,
typename DI,
typename CI,
224 struct LocalOrderingTraits :
public OrderingTraits<DI, CI, CIOrder> {
226 using EntitySet = ES;
227 using GridView =
typename ES::GridView;
230 template<
typename ES,
typename DI,
typename CI>
231 struct GridViewOrderingTraits
232 :
public LocalOrderingTraits<ES,DI,CI>
235 typedef typename DI::EntityIndex EntityIndex;
236 typedef typename DI::View::EntityIndex EntityIndexView;
241 template<
typename DI,
typename CI>
242 class VirtualOrderingBase
246 typedef OrderingTraits<DI,CI> Traits;
248 VirtualOrderingBase() {}
249 virtual ~VirtualOrderingBase() =
default;
251 virtual void map_index_dynamic(
typename Traits::DOFIndexView di,
typename Traits::ContainerIndex& ci)
const = 0;
255 template<
typename child_type>
256 struct extract_child_bases
257 :
public TypeTree::DirectChildrenVisitor
258 ,
public TypeTree::DynamicTraversal
261 template<
typename Node,
typename Child,
typename TreePath,
typename ChildIndex>
264 extract_child(node,
child,child_index);
267 template<
typename Node,
typename Child,
typename ChildIndex>
268 typename std::enable_if<Node::has_dynamic_ordering_children>::type
269 extract_child(
const Node& node,
Child&
child, ChildIndex child_index)
271 _children[child_index] = &
child;
274 template<
typename Node,
typename Child,
typename ChildIndex>
275 typename std::enable_if<!Node::has_dynamic_ordering_children>::type
276 extract_child(
const Node& node,
Child&
child, ChildIndex child_index)
280 extract_child_bases(std::vector<child_type*>& children)
281 : _children(children)
285 std::vector<child_type*>& _children;
303 typedef std::size_t size_type;
337 return !operator==(r);
340 void push_back(size_type i)
362 template <
class Size,
class ContainerIndex_, MultiIndexOrder OriginOrder>
371 template <
class Ordering>
373 : _size_provider([=](const ContainerIndex_ &partial_multiindex) {
374 return ordering->size(partial_multiindex);
376 static_assert(Ordering::Traits::ContainerIndexOrder == OriginOrder);
400 suffix.resize(prefix.size());
401 std::reverse_copy(prefix.begin(), prefix.end(),suffix.begin());
403 return _size_provider(suffix);
406 return _size_provider(prefix);
416 template<
class Ordering>
419 typename Ordering::Traits::ContainerIndex,
420 Ordering::Traits::ContainerIndexOrder>;
static constexpr std::size_t index(const GeometryType >)
Compute the index for the given geometry type over all dimensions.
Definition: typeindex.hh:136
GeometryType geometryType(const Dune::GeometryType &t)
mapping from GeometryType to VTKGeometryType
Definition: common.hh:149
bool gt(const T &first, const T &second, typename EpsilonType< T >::Type epsilon)
test if first greater than second
Definition: float_cmp.cc:156
MultiIndexOrder
Information about order semantics on multi-indices.
Definition: utility.hh:32
SizeProviderAdapter(const std::shared_ptr< const Ordering > &ordering) -> SizeProviderAdapter< typename Ordering::Traits::SizeType, typename Ordering::Traits::ContainerIndex, Ordering::Traits::ContainerIndexOrder >
template deduction guide for orderings
@ Inner2Outer
indices are ordered from inner to outer container: {inner,...,outer}
@ Outer2Inner
indices are ordered from outer to inner container: {outer,...,inner}
Dune namespace.
Definition: alignedallocator.hh:11
Dummy iterator type over DOF indices.
Definition: utility.hh:301
Index merging algorithm for global orderings.
Definition: utility.hh:22
type
Definition: utility.hh:24
@ interleaved
Indices are interleaved according to a user-supplied pattern ([i1,i2],[j1,j2] -> [i1,...
Definition: utility.hh:26
@ lexicographic
Lexicographically ordered ([i1,i2],[j1,j2] -> [i1,i2,j1,j2]).
Definition: utility.hh:25
Adapter to create a size provider from an ordering.
Definition: utility.hh:363
ContainerIndex SizePrefix
Partial MultiIndex of a ContainerIndex.
Definition: utility.hh:383
SizeType size(const SizePrefix &prefix) const
Gives the size for a given prefix.
Definition: utility.hh:396
SizeProviderAdapter(const std::shared_ptr< const Ordering > &ordering)
Construct a new Size Provider Adapter object.
Definition: utility.hh:372
Size SizeType
Type that refers to the size of containers.
Definition: utility.hh:386
ContainerIndex_ ContainerIndex
Partial MultiIndex of a ContainerIndex.
Definition: utility.hh:380
static constexpr MultiIndexOrder ContainerIndexOrder
Inform about ContainerIndex multi-index order semantics.
Definition: utility.hh:389
void afterChild(T &&t, Child &&child, TreePath treePath, ChildIndex childIndex) const
Method for child-parent traversal.
Definition: visitor.hh:120
Convenience base class for visiting the direct children of a node.
Definition: visitor.hh:439
Mixin base class for visitors that only need a dynamic TreePath during traversal.
Definition: visitor.hh:424