4#ifndef DUNE_PDELAB_ORDERING_LEAFGRIDVIEWORDERING_HH
5#define DUNE_PDELAB_ORDERING_LEAFGRIDVIEWORDERING_HH
7#include <dune/pdelab/ordering/directleaflocalordering.hh>
8#include <dune/pdelab/ordering/leaforderingbase.hh>
17 template<
typename LocalOrdering>
22 typedef typename LocalOrdering::Traits Traits;
26 using ES =
typename Traits::EntitySet;
34 :
BaseT(local_ordering, container_blocked, gfs_data)
35 , _es(this->
template child<0>().entitySet())
65 typename Traits::SizeType
size(
typename Traits::ContainerIndex suffix)
const
71 using size_type =
typename Traits::SizeType;
72 if (suffix.size() == Traits::ContainerIndex::max_depth)
74 if (suffix.size() == 0)
78 typename Traits::DOFIndex::EntityIndex entity_index;
81 auto back_index = suffix.back();
84 auto& _gt_entity_offsets = this->localOrdering()._gt_entity_offsets;
85 auto& _entity_dof_offsets = this->localOrdering()._entity_dof_offsets;
86 bool _fixed_size = this->localOrdering()._fixed_size;
88 if (_container_blocked) {
90 auto gt_begin = _fixed_size ? _gt_dof_offsets.begin() : _gt_entity_offsets.begin();
91 auto gt_end = _fixed_size ? _gt_dof_offsets.end() : _gt_entity_offsets.end();
92 auto gt_it = std::prev(std::upper_bound(gt_begin, gt_end, back_index));
93 size_type
gt = std::distance(gt_begin, gt_it);
94 assert(back_index >= *gt_it);
95 size_type ei = back_index - *gt_it;
96 Traits::DOFIndexAccessor::GeometryIndex::store(entity_index,
gt,ei);
98 auto dof_begin = _fixed_size ? _gt_dof_offsets.begin() : _entity_dof_offsets.begin();
99 auto dof_end = _fixed_size ? _gt_dof_offsets.end() : _entity_dof_offsets.end();
100 auto dof_it = std::prev(std::upper_bound(dof_begin, dof_end, back_index));
101 size_type dof_dist = std::distance(dof_begin, dof_it);
104 Traits::DOFIndexAccessor::GeometryIndex::store(entity_index,dof_dist,~size_type{0});
106 auto gt_begin = _gt_entity_offsets.begin();
107 auto gt_end = _gt_entity_offsets.end();
108 auto gt_it = std::prev(std::upper_bound(gt_begin, gt_end, dof_dist));
109 size_type
gt = std::distance(gt_begin, gt_it);
110 assert(dof_dist >= *gt_it);
111 size_type ei = dof_dist - *gt_it;
112 Traits::DOFIndexAccessor::GeometryIndex::store(entity_index,
gt,ei);
116 return this->localOrdering().size(suffix, entity_index);
122 LocalOrdering& lo = this->localOrdering();
123 lo.update_a_priori_fixed_size();
125 const std::size_t dim = ES::dimension;
127 typename ES::CodimMask codims;
129 lo.collect_used_codims(codims);
131 for (
typename ES::dim_type codim = 0; codim <= ES::dimension; ++codim)
132 if (codims.test(codim))
137 typedef typename Traits::SizeType size_type;
138 auto geom_types = _es.indexSet().types();
142 lo.update_fixed_size(geom_types.begin(),geom_types.end());
146 lo.pre_collect_used_geometry_types_from_cell();
148 for (
const auto& element : elements(_es))
150 lo.collect_used_geometry_types_from_cell(element);
153 lo.allocate_entity_offset_vector(geom_types.begin(),geom_types.end());
155 for (
const auto& element : elements(_es))
157 lo.extract_per_entity_sizes_from_cell(element);
161 lo.finalize_non_fixed_size_update();
171 for (
auto gt : geom_types)
174 size_type gt_size = lo.size(gt_index,0);
175 size_type entity_count = _es.indexSet().size(
gt);
176 _size += gt_size * entity_count;
177 if (_container_blocked)
178 gt_size = gt_size > 0;
179 _gt_dof_offsets[gt_index + 1] = gt_size * entity_count;
181 std::partial_sum(_gt_dof_offsets.begin(),_gt_dof_offsets.end(),_gt_dof_offsets.begin());
182 _block_count = _gt_dof_offsets.back();
183 _codim_fixed_size.set();
187 _block_count = _size = lo._entity_dof_offsets.back();
188 _codim_fixed_size.reset();
191 _fixed_size = lo._fixed_size;
192 _max_local_size = lo.maxLocalSize();
194 _codim_used = lo._codim_used;
195 _codim_fixed_size = lo._codim_fixed_size;
199 using BaseT::fixedSize;
203 using BaseT::_max_local_size;
205 using BaseT::_block_count;
206 using BaseT::_container_blocked;
207 using BaseT::_fixed_size;
208 using BaseT::_codim_used;
209 using BaseT::_codim_fixed_size;
210 using BaseT::_gt_dof_offsets;
212 typename Traits::EntitySet _es;
216 template<
typename GFS,
typename Transformation>
217 struct direct_leaf_gfs_to_gridview_ordering_descriptor
220 static const bool recursive =
false;
222 typedef DirectLeafLocalOrdering<
typename GFS::Traits::OrderingTag,
223 typename GFS::Traits::FiniteElementMap,
224 typename GFS::Traits::EntitySet,
225 typename Transformation::DOFIndex,
226 typename Transformation::ContainerIndex
229 typedef LeafGridViewOrdering<LocalOrdering> GridViewOrdering;
231 typedef GridViewOrdering transformed_type;
232 typedef std::shared_ptr<transformed_type> transformed_storage_type;
234 static transformed_type transform(
const GFS& gfs,
const Transformation& t)
236 return transformed_type(make_tuple(std::make_shared<LocalOrdering>(gfs.finiteElementMapStorage(),gfs.entitySet())),gfs.backend().blocked(gfs),
const_cast<GFS*
>(&gfs));
239 static transformed_storage_type transform_storage(std::shared_ptr<const GFS> gfs,
const Transformation& t)
241 return std::make_shared<transformed_type>(make_tuple(std::make_shared<LocalOrdering>(gfs->finiteElementMapStorage(),gfs->entitySet())),gfs->backend().blocked(*gfs),
const_cast<GFS*
>(gfs.get()));
247 template<
typename GFS,
typename Transformation,
typename Params>
248 direct_leaf_gfs_to_gridview_ordering_descriptor<GFS,Transformation>
249 register_leaf_gfs_to_ordering_descriptor(GFS*,Transformation*,LeafOrderingTag<Params>*);
static constexpr std::size_t index(const GeometryType >)
Compute the index for the given geometry type over all dimensions.
Definition: typeindex.hh:136
static constexpr std::size_t size(std::size_t maxdim)
Compute total number of geometry types up to and including the given dimension.
Definition: typeindex.hh:123
Gridview ordering for leaf spaces.
Definition: leafgridviewordering.hh:20
virtual void update() override
Definition: leafgridviewordering.hh:120
Traits::SizeType size(typename Traits::ContainerIndex suffix) const
Gives the size for a given suffix.
Definition: leafgridviewordering.hh:65
Generic infrastructure for orderings for leaf spaces.
Definition: leaforderingbase.hh:27
std::tuple< std::shared_ptr< Children >... > NodeStorage
The type used for storing the children.
Definition: compositenode.hh:34
bool gt(const T &first, const T &second, typename EpsilonType< T >::Type epsilon)
test if first greater than second
Definition: float_cmp.cc:156
Dune namespace.
Definition: alignedallocator.hh:11