-// Copyright (C) 2007-2015 CEA/DEN, EDF R&D
+// Copyright (C) 2007-2016 CEA/DEN, EDF R&D
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
#include "MEDCouplingSkyLineArray.hxx"
+#include <sstream>
+#include <deque>
+#include <set>
+
using namespace MEDCoupling;
MEDCouplingSkyLineArray::MEDCouplingSkyLineArray():
- _index( DataArrayInt::New() ), _value( DataArrayInt::New() )
+ _super_index( DataArrayInt::New() ), _index( DataArrayInt::New() ), _values( DataArrayInt::New() )
{
}
-MEDCouplingSkyLineArray::MEDCouplingSkyLineArray(const MEDCouplingSkyLineArray &myArray)
+MEDCouplingSkyLineArray::~MEDCouplingSkyLineArray()
{
- _index=myArray._index;
- _value=myArray._value;
}
-MEDCouplingSkyLineArray::~MEDCouplingSkyLineArray()
+MEDCouplingSkyLineArray* MEDCouplingSkyLineArray::New()
+{
+ return new MEDCouplingSkyLineArray();
+}
+
+MEDCouplingSkyLineArray* MEDCouplingSkyLineArray::New( const std::vector<int>& index,
+ const std::vector<int>& value )
+{
+ MEDCouplingSkyLineArray * ret = new MEDCouplingSkyLineArray();
+ ret->_index->reserve( index.size() );
+ ret->_index->insertAtTheEnd( index.begin(), index.end() );
+ ret->_values->reserve( value.size() );
+ ret->_values->insertAtTheEnd( value.begin(), value.end() );
+ return ret;
+}
+
+MEDCouplingSkyLineArray* MEDCouplingSkyLineArray::New( DataArrayInt* index, DataArrayInt* value )
+{
+ MEDCouplingSkyLineArray* ret = new MEDCouplingSkyLineArray();
+ ret->set(index, value);
+ return ret;
+}
+
+MEDCouplingSkyLineArray* MEDCouplingSkyLineArray::New( const MEDCouplingSkyLineArray & other )
+{
+ MEDCouplingSkyLineArray* ret = new MEDCouplingSkyLineArray();
+ ret->_super_index = other._super_index;
+ ret->_index = other._index;
+ ret->_values = other._values;
+ return ret;
+}
+
+/**! Build a three level SkyLine array from the dynamic connectivity of a dynamic mesh (i.e. containing only
+ * polyhedrons or polygons).
+ * The input arrays are deep copied, contrary to the other ctors.
+ */
+MEDCouplingSkyLineArray * MEDCouplingSkyLineArray::BuildFromPolyhedronConn( const DataArrayInt* c, const DataArrayInt* cI )
+{
+ using namespace std;
+
+ MEDCouplingSkyLineArray* ret = new MEDCouplingSkyLineArray();
+
+ const int * cP(c->begin()), * cIP(cI->begin());
+ int prev = -1;
+ if ((int)c->getNbOfElems() != *(cI->end()-1))
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::BuildFromDynamicConn: misformatted connectivity (wrong nb of tuples)!");
+ for (std::size_t i=0; i < cI->getNbOfElems(); i++)
+ {
+ int j = cIP[i];
+ if (cIP[i] < prev)
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::BuildFromDynamicConn: misformatted connectivity (indices not monotonic ascending)!");
+ prev = cIP[i];
+ if (i!=cI->getNbOfElems()-1)
+ if (cP[j] != INTERP_KERNEL::NORM_POLYHED)
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::BuildFromDynamicConn: connectivity containing other types than POLYHED!");
+ }
+
+ vector<int> superIdx, idx, vals;
+ int cnt = 0, cnt2 = 0;
+ superIdx.reserve(cI->getNbOfElems());
+ superIdx.push_back(0);
+ idx.push_back(0);
+ vals.resize(c->getNbOfElems()); // too much because of the type and the -1, but still better than push_back().
+ for (std::size_t i=0; i < cI->getNbOfElems()-1; i++)
+ {
+ int start = cIP[i]+1, end = cIP[i+1];
+ int * work = vals.data() + cnt;
+ const int * w = cP+start;
+ const int * w2 = find(w, cP+end, -1);
+ while (w2 != cP+end)
+ {
+ copy(w, w2, work);
+ int d = distance(w, w2);
+ cnt += d; work +=d;
+ idx.push_back(cnt); cnt2++;
+ w = w2+1; // skip the -1
+ w2 = find(w, cP+end, -1);
+ }
+ copy(w, cP+end, work);
+ cnt += distance(w, cP+end);
+ idx.push_back(cnt); cnt2++;
+ superIdx.push_back(cnt2);
+ }
+ ret->_super_index->alloc(superIdx.size(),1);
+ copy(superIdx.begin(), superIdx.end(), ret->_super_index->getPointer());
+ ret->_index->alloc(idx.size(),1);
+ copy(idx.begin(), idx.end(), ret->_index->getPointer());
+ ret->_values->alloc(cnt,1);
+ copy(vals.begin(), vals.begin()+cnt, ret->_values->getPointer());
+
+ return ret;
+}
+
+/**
+ * Convert a three-level SkyLineArray into a polyhedral connectivity.
+ * The super-packs are interpreted as cell description, and the packs represent the face connectivity.
+ */
+void MEDCouplingSkyLineArray::convertToPolyhedronConn( MCAuto<DataArrayInt>& c, MCAuto<DataArrayInt>& cI) const
{
+ // TODO: in this case an iterator would be nice
+ using namespace std;
+
+ checkSuperIndex("convertToPolyhedronConn");
+
+ const int * siP(_super_index->begin()), * iP(_index->begin()), *vP(_values->begin());
+ int cnt = 0;
+ cI->alloc(_super_index->getNbOfElems(),1); // same number of super packs as number of cells
+ int * cIVecP(cI->getPointer());
+ MCAuto <DataArrayInt> dsi = _index->deltaShiftIndex();
+ int sz = dsi->accumulate(0) + dsi->getNbOfElems(); // think about it: one slot for the type, -1 at the end of each face of the cell
+ c->alloc(sz, 1);
+ int * cVecP(c->getPointer());
+
+ for ( std::size_t i=0; i < _super_index->getNbOfElems()-1; i++)
+ {
+ cIVecP[i]= cnt;
+ int endId = siP[i+1];
+ cVecP[cnt++] = INTERP_KERNEL::NORM_POLYHED;
+ for (int j=siP[i]; j < endId; j++)
+ {
+ int startId2 = iP[j], endId2 = iP[j+1];
+ copy(vP+startId2, vP+endId2, cVecP+cnt);
+ cnt += endId2-startId2;
+ if(j != endId-1)
+ cVecP[cnt++] = -1;
+ }
+ }
+ cIVecP[_super_index->getNbOfElems()-1] = cnt;
}
-MEDCouplingSkyLineArray::MEDCouplingSkyLineArray(DataArrayInt* index, DataArrayInt* value)
+std::size_t MEDCouplingSkyLineArray::getHeapMemorySizeWithoutChildren() const
{
- set( index, value );
+ return _index->getHeapMemorySizeWithoutChildren()+_values->getHeapMemorySizeWithoutChildren()+_super_index->getHeapMemorySizeWithoutChildren();
}
-MEDCouplingSkyLineArray::MEDCouplingSkyLineArray( const std::vector<int>& index,
- const std::vector<int>& value ):
- _index( DataArrayInt::New() ), _value( DataArrayInt::New() )
+std::vector<const BigMemoryObject *> MEDCouplingSkyLineArray::getDirectChildrenWithNull() const
{
- _index->reserve( index.size() );
- _index->insertAtTheEnd( index.begin(), index.end() );
- _value->reserve( value.size() );
- _value->insertAtTheEnd( value.begin(), value.end() );
+ std::vector<const BigMemoryObject *> ret;
+ ret.push_back(_super_index);
+ ret.push_back(_index);
+ ret.push_back(_values);
+ return ret;
}
+
void MEDCouplingSkyLineArray::set( DataArrayInt* index, DataArrayInt* value )
{
_index=index;
- _value=value;
+ _values=value;
if ( (DataArrayInt*)_index ) _index->incrRef();
else _index = DataArrayInt::New();
- if ( (DataArrayInt*)_value ) _value->incrRef();
- else _value = DataArrayInt::New();
+ if ( (DataArrayInt*)_values ) _values->incrRef();
+ else _values = DataArrayInt::New();
+}
+
+void MEDCouplingSkyLineArray::set3( DataArrayInt* superIndex, DataArrayInt* index, DataArrayInt* value )
+{
+ _super_index=superIndex;
+ if ( (DataArrayInt*)_super_index ) _super_index->incrRef();
+ else _super_index = DataArrayInt::New();
+ set(index, value);
}
+DataArrayInt* MEDCouplingSkyLineArray::getSuperIndexArray() const
+{
+ return const_cast<MEDCouplingSkyLineArray*>(this)->_super_index;
+}
+
+
DataArrayInt* MEDCouplingSkyLineArray::getIndexArray() const
{
- return ((MEDCouplingSkyLineArray*)this)->_index;
+ return const_cast<MEDCouplingSkyLineArray*>(this)->_index;
+}
+
+DataArrayInt* MEDCouplingSkyLineArray::getValuesArray() const
+{
+ return const_cast<MEDCouplingSkyLineArray*>(this)->_values;
+}
+
+void MEDCouplingSkyLineArray::checkSuperIndex(const std::string& func) const
+{
+ if (!_super_index->getNbOfElems())
+ {
+ std::ostringstream oss;
+ oss << "MEDCouplingSkyLineArray::"<< func << ": not a three level SkyLineArray! Method is not available for two-level SkyLineArray.";
+ throw INTERP_KERNEL::Exception(oss.str());
+ }
}
-DataArrayInt* MEDCouplingSkyLineArray::getValueArray() const
+void MEDCouplingSkyLineArray::validSuperIndex(const std::string& func, int superIndex) const
{
- return ((MEDCouplingSkyLineArray*)this)->_value;
+ if(superIndex < 0 || superIndex >= (int)_super_index->getNbOfElems())
+ {
+ std::ostringstream oss;
+ oss << "MEDCouplingSkyLineArray::" << func << ": invalid super index!";
+ throw INTERP_KERNEL::Exception(oss.str());
+ }
+}
+
+void MEDCouplingSkyLineArray::validIndex(const std::string& func, int idx) const
+{
+ if(idx < 0 || idx >= (int)_index->getNbOfElems())
+ {
+ std::ostringstream oss;
+ oss << "MEDCouplingSkyLineArray::" << func << ": invalid index!";
+ throw INTERP_KERNEL::Exception(oss.str());
+ }
+}
+
+void MEDCouplingSkyLineArray::validSuperIndexAndIndex(const std::string& func, int superIndex, int index) const
+{
+ validSuperIndex(func, superIndex);
+ int idx = _super_index->begin()[superIndex] + index;
+ if(idx < 0 || idx >= (int)_index->getNbOfElems())
+ {
+ std::ostringstream oss;
+ oss << "MEDCouplingSkyLineArray::" << func << ": invalid index!";
+ throw INTERP_KERNEL::Exception(oss.str());
+ }
}
std::string MEDCouplingSkyLineArray::simpleRepr() const
{
std::ostringstream oss;
- oss << "MEDCouplingSkyLineArray" << std::endl;
- oss << " Nb of items: " << getNumberOf() << std::endl;
+ oss << "MEDCouplingSkyLineArray (" << this << ")" << std::endl;
+ MCAuto<DataArrayInt> super_index = _super_index->deepCopy();
+ if (_super_index->getNbOfElems())
+ oss << " Nb of super-packs: " << getSuperNumberOf() << std::endl;
+ else
+ {
+ super_index->alloc(2,1);
+ super_index->setIJSilent(0,0,0);
+ super_index->setIJSilent(1,0,_index->getNbOfElems()-1);
+ }
+ oss << " Nb of packs: " << getNumberOf() << std::endl;
oss << " Nb of values: " << getLength() << std::endl;
- oss << " Index:" << std::endl;
+
+ if (_super_index->getNbOfElems())
+ {
+ oss << " Super-indices:" << std::endl;
+ oss << " ";
+ const int * i = _super_index->begin();
+ for ( ; i != _super_index->end(); ++i )
+ oss << *i << " ";
+ oss << std::endl;
+ }
+
+ oss << " Indices:" << std::endl;
oss << " ";
const int * i = _index->begin();
for ( ; i != _index->end(); ++i )
oss << *i << " ";
oss << std::endl;
- oss << " Value:" << std::endl;
- oss << " ";
- const int * v = _value->begin();
- int cnt = 0;
- for ( i = _index->begin(); v != _value->end(); ++v, ++cnt )
+ oss << " Values:" << std::endl;
+ oss << " ";
+ const int * v = _values->begin();
+ int cnt = 0, cntI = 0;
+ i = _index->begin();
+ for ( const int * si = super_index->begin()+1; v != _values->end(); ++v, ++cnt )
{
if ( cnt == *i )
{
+ if ( cntI == *si && cnt != 0)
+ {
+ oss << std::endl << " ";
+ ++si;
+ }
+
oss << "| ";
- ++i;
+ ++i; ++cntI;
}
oss << *v << " ";
}
return oss.str();
}
+
+/**
+ * For a 2- or 3-level SkyLine array, return a copy of the absolute pack with given identifier.
+ */
+void MEDCouplingSkyLineArray::getSimplePackSafe(const int absolutePackId, std::vector<int> & pack) const
+{
+ if(absolutePackId < 0 || absolutePackId >= (int)_index->getNbOfElems())
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::getPackSafe: invalid index!");
+ const int * iP(_index->begin()), *vP(_values->begin());
+ int sz = iP[absolutePackId+1]-iP[absolutePackId];
+ pack.resize(sz);
+ std::copy(vP+iP[absolutePackId], vP+iP[absolutePackId+1],pack.begin());
+}
+
+/**
+ * Same as getPackSafe, but directly returns a pointer to the internal data with the size of the pack.
+ */
+const int * MEDCouplingSkyLineArray::getSimplePackSafePtr(const int absolutePackId, int & packSize) const
+{
+ if(absolutePackId < 0 || absolutePackId >= (int)_index->getNbOfElems())
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::getPackSafe: invalid index!");
+ const int * iP(_index->begin()), *vP(_values->begin());
+ packSize = iP[absolutePackId+1]-iP[absolutePackId];
+ return vP+iP[absolutePackId];
+}
+
+
+/**!
+ * For each given super-pack ID, provide the sub-index of the first matching pack. If no matching pack is found for the
+ * given super-pack -1 is returned.
+ * \param[in] superPackIndices the list of super-packs that should be inspected
+ * \param[in] packBg the pack that the function is looking for in each of the provided super-pack
+ * \param[in] packEnd the pack that the function is looking for in each of the provided super-pack
+ * \param[out] a vector of int, having the same size as superPackIndices and containing for each inspected super-pack
+ * the index of the first matching pack, or -1 if none found.
+ */
+void MEDCouplingSkyLineArray::findPackIds(const std::vector<int> & superPackIndices,
+ const int *packBg, const int *packEnd,
+ std::vector<int>& out) const
+{
+ using namespace std;
+
+ checkSuperIndex("findPackIds");
+
+ int packSz = std::distance(packBg, packEnd);
+ if (!packSz)
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::findPackIds: void pack!");
+
+ out.resize(superPackIndices.size());
+ int i = 0;
+ const int * siP(_super_index->begin()), * iP(_index->begin()), *vP(_values->begin());
+ for(vector<int>::const_iterator it=superPackIndices.begin(); it!=superPackIndices.end(); ++it, i++)
+ {
+ out[i] = -1;
+ const int sPackIdx = *it;
+ // for each pack
+ for (int idx=siP[sPackIdx], j=0; idx < siP[sPackIdx+1]; idx++, j++)
+ {
+ if (packSz == (iP[idx+1] - iP[idx]))
+ if (equal(&vP[iP[idx]], &vP[iP[idx+1]], packBg))
+ {
+ out[i] = j;
+ break;
+ }
+ }
+ }
+}
+
+/**!
+ * Delete pack number 'idx' in super-pack number 'superIdx'.
+ * \param[in] superIdx is the super-pack number
+ * \param[in] idx is the pack index inside the super-pack 'superIdx'.
+ */
+void MEDCouplingSkyLineArray::deletePack(const int superIdx, const int idx)
+{
+ checkSuperIndex("deletePack");
+ validSuperIndexAndIndex("deletePack", superIdx, idx);
+
+ int * vP = _values->getPointer();
+ int * siP(_super_index->getPointer()), *iP(_index->getPointer());
+ const int start = iP[siP[superIdx]+idx], end = iP[siP[superIdx]+idx+1];
+ // _values
+ std::copy(vP+end, vP+_values->getNbOfElems(), vP+start);
+ _values->reAlloc(_values->getNbOfElems() - (end-start));
+
+ // _index
+ int nt = _index->getNbOfElems();
+ std::copy(iP+siP[superIdx]+idx+1, iP+nt, iP+siP[superIdx]+idx);
+ _index->reAlloc(nt-1); iP = _index->getPointer(); // better not forget this ...
+ for(int ii = siP[superIdx]+idx; ii < nt-1; ii++)
+ iP[ii] -= (end-start);
+
+ // _super_index
+ for(int ii = superIdx+1; ii < (int)_super_index->getNbOfElems(); ii++)
+ (siP[ii])--;
+}
+
+void MEDCouplingSkyLineArray::deleteSimplePack(const int idx)
+{
+ validIndex("deleteSimplePack", idx);
+
+ int* iP(_index->getPointer());
+ const int start(iP[idx]), end(iP[idx+1]);
+
+ // _values
+ int initValSz( _values->getNbOfElems() );
+ int deltaSz( start-end ); // should be negative
+ int *vP(_values->getPointer());
+ if (deltaSz < 0)
+ {
+ std::copy(vP+end, vP+initValSz, vP+start);
+ _values->reAlloc(initValSz+deltaSz);
+ }
+ else
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::deleteSimplePack");
+ // _index
+ int nt(_index->getNbOfElems());
+ std::copy(iP+idx+1, iP+nt, iP+idx);
+ for(int ii = idx; ii < nt-1; ii++)
+ iP[ii] += deltaSz;
+ _index->reAlloc(nt-1);
+}
+
+void MEDCouplingSkyLineArray::replaceSimplePacks(const DataArrayInt* idx, const std::vector<const DataArrayInt*>& packs)
+{
+ if (idx->empty())
+ return;
+
+ for (const int * id = idx->begin(); id != idx->end(); id++)
+ validIndex("deleteSimplePacks", *id);
+
+ if (idx->getNbOfElems() != packs.size())
+ throw INTERP_KERNEL::Exception("MEDCouplingSkyLineArray::deleteSimplePacks: size of list of pack is incorrect");
+
+ // copy _index, _values into a deque<set<int>>
+ std::deque< std::set<int> > valuesByIdx;
+ int* vP(_values->getPointer());
+ int* iP(_index->getPointer());
+ std::size_t nt ( _index->getNbOfElems() );
+ for (int ii = 0; ii < nt-1; ii++)
+ valuesByIdx.push_back(std::set<int>(vP+iP[ii], vP+iP[ii+1]));
+
+ // modify the deque<set<int>> according to idx and packs
+ int ii(0);
+ for (const int *id = idx->begin(); id != idx->end(); id++)
+ {
+ valuesByIdx[*id] = std::set<int>(packs[ii]->begin(), packs[ii]->end());
+ ii++;
+ }
+ // copy back the deque<set<int>> into _index, _values
+ int valSz(0);
+ *iP = 0;
+ for (std::deque< std::set<int> >::const_iterator values=valuesByIdx.begin();values!=valuesByIdx.end();values++)
+ {
+ valSz += (*values).size();
+ *(++iP) = valSz;
+ }
+ _values->reAlloc(valSz);
+ iP = _index->getPointer();
+ vP = _values->getPointer();
+ for (auto values : valuesByIdx)
+ {
+ std::copy(values.begin(), values.end(), vP+(*iP));
+ iP++;
+ }
+}
+
+void MEDCouplingSkyLineArray::deleteSimplePacks(const DataArrayInt* idx)
+{
+ for (auto id = idx->begin(); id != idx->end(); id++)
+ validIndex("deleteSimplePacks", *id);
+
+ std::set<int> packsToDelete(idx->begin(), idx->end());
+
+ // _values
+ int* iP(_index->getPointer());
+ int initValSz = _values->getNbOfElems();
+ int *vP(_values->getPointer());
+ int end_prec(0),start_prec(0);
+ for(std::set<int>::const_iterator ii=packsToDelete.begin();ii!=packsToDelete.end();ii++)
+ {
+ int start = iP[*ii];
+ if (end_prec != 0)
+ std::copy(vP+end_prec, vP+start, vP+start_prec);
+ start_prec += start-end_prec;
+ end_prec = iP[*ii+1];
+ }
+ if (end_prec != 0)
+ std::copy(vP+end_prec, vP+initValSz, vP+start_prec);
+ _values->reAlloc(initValSz-(end_prec-start_prec));
+
+ // _index
+ int nt = _index->getNbOfElems();
+ int offset = 0;
+ end_prec = 0;
+ start_prec = 0;
+ int deleted = 0;
+ for(std::set<int>::const_iterator ii=packsToDelete.begin();ii!=packsToDelete.end();ii++)
+ {
+ if (end_prec != 0)
+ {
+ std::copy(iP+end_prec, iP+*ii, iP+start_prec);
+ for (int i=start_prec; i<*ii; i++)
+ iP[i] -= offset;
+ }
+ offset += iP[*ii+1] - iP[*ii];
+ start_prec = *ii-deleted;
+ end_prec = *ii+1;
+ deleted += 1;
+ }
+ if (end_prec != 0)
+ {
+ std::copy(iP+end_prec, iP+nt, iP+start_prec);
+ for (int i=start_prec; i<nt; i++)
+ iP[i] -= offset;
+ }
+ _index->reAlloc(nt-deleted);
+}
+
+/**!
+ * Insert a new pack in super-pack at index 'superIdx'. The pack is inserted at the end of the pack list of the chosen super-pack.
+ */
+void MEDCouplingSkyLineArray::pushBackPack(const int superIdx, const int * packBg, const int * packEnd)
+{
+ using namespace std;
+
+ checkSuperIndex("pushBackPack");
+ validSuperIndex("pushBackPack", superIdx);
+
+ int *siP(_super_index->getPointer()), *iP(_index->getPointer());
+ const int sz(distance(packBg, packEnd));
+
+ // _values
+ _values->reAlloc(_values->getNbOfElems()+sz);
+ int * vPE(_values->getPointer()+_values->getNbOfElems());
+ int *vP(_values->getPointer());
+ copy(vP+iP[siP[superIdx+1]], vPE-sz, vP+iP[siP[superIdx+1]]+sz);
+ // insert pack
+ copy(packBg, packEnd, vP+iP[siP[superIdx+1]]);
+
+ // _index
+ int nt = _index->getNbOfElems();
+ _index->reAlloc(nt+1); iP = _index->getPointer();
+ copy(iP+siP[superIdx+1]+1, iP+nt, iP+siP[superIdx+1]+2);
+ iP[siP[superIdx+1]+1] = iP[siP[superIdx+1]] + sz;
+ for(int ii = siP[superIdx+1]+2; ii < nt+1; ii++)
+ iP[ii] += sz;
+
+ // _super_index
+ for(int ii = superIdx+1; ii < (int)_super_index->getNbOfElems(); ii++)
+ (siP[ii])++;
+}
+
+/**
+ * Replace pack with absolute index 'idx' with the provided new pack. Function can be used either
+ * for 2-level SkyLine or 3-level SkyLine.
+ */
+void MEDCouplingSkyLineArray::replaceSimplePack(const int idx, const int * packBg, const int * packEnd)
+{
+ validIndex("replaceSimplePack", idx);
+
+ int * iP(_index->getPointer());
+ int newSz = std::distance(packBg, packEnd);
+ const int start = iP[idx], end = iP[idx+1];
+
+ // _values
+ int initValSz = _values->getNbOfElems();
+ int deltaSz = newSz-(end-start); // can be negative
+ if (deltaSz)
+ {
+ if (deltaSz > 0)
+ _values->reAlloc(initValSz+deltaSz);
+ int *vP(_values->getPointer());
+ std::copy(vP+end, vP+initValSz, vP+end+deltaSz);
+ if (deltaSz < 0)
+ _values->reAlloc(initValSz+deltaSz);
+ }
+
+ // copy new pack
+ std::copy(packBg, packEnd, _values->getPointer()+start);
+
+ // _index
+ for(int ii = idx+1; ii < (int)_index->getNbOfElems(); ii++)
+ iP[ii] += deltaSz;
+}
+
+/**
+ * Replace pack with super index 'superIdx' and index 'idx' with the provided new pack.
+ * Function can be used only for 3-level SkyLine.
+ */
+void MEDCouplingSkyLineArray::replacePack(const int superIdx, const int idx, const int *packBg, const int *packEnd)
+{
+ checkSuperIndex("replacePack");
+ validSuperIndexAndIndex("replacePack", superIdx, idx);
+
+ int * siP(_super_index->getPointer()), *iP(_index->getPointer());
+ int newSz = std::distance(packBg, packEnd);
+ const int start = iP[siP[superIdx]+idx], end = iP[siP[superIdx]+idx+1];
+
+ // _values
+ int initValSz = _values->getNbOfElems();
+ int deltaSz = newSz-(end-start); // can be negative
+ if (deltaSz)
+ {
+ if (deltaSz > 0)
+ _values->reAlloc(initValSz+deltaSz);
+ int *vP(_values->getPointer());
+ std::copy(vP+end, vP+initValSz, vP+end+deltaSz);
+ if (deltaSz < 0)
+ _values->reAlloc(initValSz+deltaSz);
+ }
+
+ // copy new pack
+ std::copy(packBg, packEnd, _values->getPointer()+start);
+
+ // _index
+ for(int ii = siP[superIdx]+idx+1; ii < (int)_index->getNbOfElems(); ii++)
+ iP[ii] += deltaSz;
+}