/usr/include/dune/grid/onedgrid/onedgridindexsets.hh is in libdune-grid-dev 2.4.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 | // -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_ONEDGRID_INDEXSETS_HH
#define DUNE_ONEDGRID_INDEXSETS_HH
/** \file
\brief The index and id sets for the OneDGrid class
*/
#include <vector>
#include <dune/grid/common/indexidset.hh>
#include <dune/grid/onedgrid/onedgridlist.hh>
#include <dune/grid/onedgrid/onedgridentity.hh>
namespace Dune {
template<class GridImp>
class OneDGridLevelIndexSet : public IndexSet<GridImp,OneDGridLevelIndexSet<GridImp> >
{
public:
/** \brief Constructor for a given level of a given grid
*/
OneDGridLevelIndexSet (const GridImp& grid, int level)
: grid_(&grid), level_(level)
{}
//! get index of an entity
template<int cd>
int index (const typename GridImp::Traits::template Codim<cd>::Entity& e) const
{
return grid_->getRealImplementation(e).levelIndex();
}
//! get index of subentity of an entity
template<int cc>
unsigned int subIndex (const typename GridImp::Traits::template Codim<cc>::Entity& e,
int i,
unsigned int codim) const
{
if( cc == 0 )
return grid_->getRealImplementation(e).subLevelIndex(i,codim);
else
return grid_->getRealImplementation(e).levelIndex();
}
//! get number of entities of given type and on this level
int size (GeometryType type) const
{
return grid_->size(level_,type);
}
//! get number of entities of given codim, type and on this level
int size (int codim) const
{
return grid_->size(level_,codim);
}
std::vector< GeometryType > types ( int codim ) const { return myTypes_[ codim ]; }
/** \brief Deliver all geometry types used in this grid */
const std::vector<GeometryType>& geomTypes (int codim) const
{
return myTypes_[codim];
}
/** \brief Return true if e is contained in the index set.
\warning This implementation takes O(n) time! It also assumes that e belongs
to the correct grid.
*/
template <class EntityType>
bool contains (const EntityType& e) const
{
// If the entity isn't on the same level as this index set it cannot be contained in the index set
if (e.level() != level_)
return false;
enum { cd = EntityType::codimension };
typedef typename GridImp::template Codim<cd>::template Partition<All_Partition>::LevelIterator IteratorType;
IteratorType iend = grid_->levelGridView(level_).template end<cd,All_Partition>();
for (IteratorType it = grid_->levelGridView(level_).template begin<cd,All_Partition>();
it != iend; ++it)
{
if (this->template index<cd>(*it) == this->template index<cd>(e))
return true;
}
return false;
}
/** \brief Sets the corresponding internal fields. Used by the GridFactory */
void setSizesAndTypes(unsigned int numVertices, unsigned int numElements) {
numVertices_ = numVertices;
numElements_ = numElements;
// ///////////////////////////////////////////////
// Update the list of geometry types present
// ///////////////////////////////////////////////
if (numElements_>0) {
myTypes_[0].resize(1);
myTypes_[0][0] = GeometryType(1);
} else
myTypes_[0].resize(0);
if (numVertices_>0) {
myTypes_[1].resize(1);
myTypes_[1][0] = GeometryType(0);
} else
myTypes_[1].resize(0);
}
/** \todo Should be private */
void update() {
// ///////////////////////////////
// Init the element indices
// ///////////////////////////////
numElements_ = 0;
OneDGridList<OneDEntityImp<1> >::const_iterator eIt;
for (eIt = grid_->elements(level_).begin(); eIt != grid_->elements(level_).end(); eIt = eIt->succ_)
/** \todo Remove this const cast */
const_cast<OneDEntityImp<1>*>(eIt)->levelIndex_ = numElements_++;
// //////////////////////////////
// Init the vertex indices
// //////////////////////////////
numVertices_ = 0;
OneDGridList<OneDEntityImp<0> >::const_iterator vIt;
for (vIt = grid_->vertices(level_).begin(); vIt != grid_->vertices(level_).end(); vIt = vIt->succ_)
/** \todo Remove this const cast */
const_cast<OneDEntityImp<0>*>(vIt)->levelIndex_ = numVertices_++;
// set the list of geometry types
setSizesAndTypes(numVertices_, numElements_);
}
private:
const GridImp* grid_;
int level_;
int numElements_;
int numVertices_;
/** \brief The GeometryTypes present for each codim */
std::vector<GeometryType> myTypes_[2];
};
template<class GridImp>
class OneDGridLeafIndexSet :
public IndexSet<GridImp,OneDGridLeafIndexSet<GridImp> >
{
public:
//! constructor stores reference to a grid and level
OneDGridLeafIndexSet (const GridImp& g) : grid_(g)
{}
//! get index of an entity
/*
We use the remove_const to extract the Type from the mutable class,
because the const class is not instantiated yet.
*/
template<int cd>
int index (const typename remove_const<GridImp>::type::Traits::template Codim<cd>::Entity& e) const
{
return grid_.getRealImplementation(e).leafIndex();
}
//! get index of subentity of an entity
template<int cc>
int subIndex (const typename remove_const<GridImp>::type::Traits::template Codim<cc>::Entity& e,
int i,
unsigned int codim) const
{
if( cc == 0 )
return grid_.getRealImplementation(e).subLeafIndex(i,codim);
else
return grid_.getRealImplementation(e).leafIndex();
}
//! get number of entities of given codim, type on the leaf level
int size (GeometryType type) const
{
if (type.isVertex()) {
return numVertices_;
} else if (type.isLine()) {
return numElements_;
}
return 0;
}
//! get number of entities of given codim, type on the leaf level
int size(int codim) const
{
if (codim==1) {
return numVertices_;
} else if (codim==0) {
return numElements_;
}
return 0;
}
std::vector< GeometryType > types ( int codim ) const { return myTypes_[ codim ]; }
/** deliver all geometry types used in this grid */
const std::vector<GeometryType>& geomTypes (int codim) const
{
return myTypes_[codim];
}
/** \brief Return true if e is contained in the index set.
Warning: this implementation takes O(n) time! It also assumes that e belongs
to the correct grid.
*/
template <class EntityType>
bool contains (const EntityType& e) const
{
enum { cd = EntityType::codimension };
typedef typename GridImp::template Codim<cd>::template Partition<All_Partition>::LeafIterator IteratorType;
IteratorType iend = grid_.template leafend<cd,All_Partition>();
for (IteratorType it = grid_.template leafbegin<cd,All_Partition>();
it != iend; ++it)
{
if (it->level() == e.level() && this->template index<cd>(*it) == this->template index<cd>(e))
return true;
}
return false;
}
/** \brief Sets the corresponding internal fields. Used by the GridFactory */
void setSizesAndTypes(unsigned int numVertices, unsigned int numElements) {
numVertices_ = numVertices;
numElements_ = numElements;
// ///////////////////////////////////////////////
// Update the list of geometry types present
// ///////////////////////////////////////////////
if (numElements_>0) {
myTypes_[0].resize(1);
myTypes_[0][0] = GeometryType(1);
} else
myTypes_[0].resize(0);
if (numVertices_>0) {
myTypes_[1].resize(1);
myTypes_[1][0] = GeometryType(0);
} else
myTypes_[1].resize(0);
}
/** \todo Should be private */
void update() {
// ///////////////////////////////
// Init the element indices
// ///////////////////////////////
numElements_ = 0;
typename GridImp::Traits::template Codim<0>::LeafIterator eIt = grid_.template leafbegin<0>();
typename GridImp::Traits::template Codim<0>::LeafIterator eEndIt = grid_.template leafend<0>();
for (; eIt!=eEndIt; ++eIt) {
grid_.getRealImplementation(*eIt).target_->leafIndex_ = numElements_++;
}
// //////////////////////////////
// Init the vertex indices
// //////////////////////////////
numVertices_ = 0;
for (int i=grid_.maxLevel(); i>=0; i--) {
const OneDEntityImp<0>* vIt;
for (vIt = grid_.vertices(i).begin(); vIt != grid_.vertices(i).end(); vIt = vIt->succ_) {
/** \todo Remove the const casts */
if (vIt->isLeaf())
const_cast<OneDEntityImp<0>*>(vIt)->leafIndex_ = numVertices_++;
else
const_cast<OneDEntityImp<0>*>(vIt)->leafIndex_ = vIt->son_->leafIndex_;
}
}
// set the list of geometry types
setSizesAndTypes(numVertices_, numElements_);
}
private:
const GridImp& grid_;
int numElements_;
int numVertices_;
/** \brief The GeometryTypes present for each codim */
std::vector<GeometryType> myTypes_[2];
};
template<class GridImp>
class OneDGridIdSet : public IdSet<GridImp,OneDGridIdSet<GridImp>,unsigned int>
{
public:
//! define the type used for persistent indices
typedef unsigned int IdType;
//! constructor stores reference to a grid
OneDGridIdSet (const GridImp& g) : grid_(g) {}
//! get id of an entity
/*
We use the remove_const to extract the Type from the mutable class,
because the const class is not instantiated yet.
*/
template<int cd>
IdType id (const typename remove_const<GridImp>::type::Traits::template Codim<cd>::Entity& e) const
{
return grid_.getRealImplementation(e).globalId();
}
//! get id of subentity
IdType subId (const typename remove_const<GridImp>::type::Traits::template Codim<0>::Entity& e,
int i,
unsigned int codim) const
{
return grid_.getRealImplementation(e).subId(i,codim);
}
private:
const GridImp& grid_;
};
} // namespace Dune
#endif
|