From 3f9ec946744a73649b093417e99c0214f7f330c3 Mon Sep 17 00:00:00 2001
From: ageay <ageay>
Date: Wed, 15 Dec 2010 15:18:30 +0000
Subject: [PATCH] *** empty log message ***

---
 src/MEDCoupling/MEDCouplingMemArray.cxx | 36 +++++++++++++++++++++++++
 src/MEDCoupling/MEDCouplingMemArray.hxx |  2 ++
 2 files changed, 38 insertions(+)

diff --git a/src/MEDCoupling/MEDCouplingMemArray.cxx b/src/MEDCoupling/MEDCouplingMemArray.cxx
index 8c94de8b4..48c6d39e6 100644
--- a/src/MEDCoupling/MEDCouplingMemArray.cxx
+++ b/src/MEDCoupling/MEDCouplingMemArray.cxx
@@ -484,6 +484,24 @@ DataArrayDouble *DataArrayDouble::changeNbOfComponents(int newNbOfComp, double d
   return ret;
 }
 
+/*!
+ * Contrary to DataArrayDouble::changeNbOfComponents method this method is \b not const. The content 
+ * This method \b do \b not change the content of data but changes the splitting of this data seen by the caller.
+ * This method makes the assumption that 'this' is already allocated. If not an exception will be thrown.
+ * This method checks that getNbOfElems()%newNbOfCompo==0. If not an exception will be throw !
+ * This method erases all components info set before call !
+ */
+void DataArrayDouble::morphToNewNbOfComponents(int newNbOfCompo) throw(INTERP_KERNEL::Exception)
+{
+  checkAllocated();
+  int nbOfElems=getNbOfElems();
+  if(nbOfElems%newNbOfCompo!=0)
+    throw INTERP_KERNEL::Exception("DataArrayDouble::morphToNewNbOfComponents : nbOfElems%newNbOfCompo!=0 !");
+  _info_on_compo.clear();
+  _info_on_compo.resize(newNbOfCompo);
+  declareAsNew();
+}
+
 DataArrayDouble *DataArrayDouble::keepSelectedComponents(const std::vector<int>& compoIds) const throw(INTERP_KERNEL::Exception)
 {
   checkAllocated();
@@ -1819,6 +1837,24 @@ DataArrayInt *DataArrayInt::substr(int tupleIdBg, int tupleIdEnd) const throw(IN
   return ret;
 }
 
+/*!
+ * Contrary to DataArrayInt::changeNbOfComponents method this method is \b not const. The content 
+ * This method \b do \b not change the content of data but changes the splitting of this data seen by the caller.
+ * This method makes the assumption that 'this' is already allocated. If not an exception will be thrown.
+ * This method checks that getNbOfElems()%newNbOfCompo==0. If not an exception will be throw !
+ * This method erases all components info set before call !
+ */
+void DataArrayInt::morphToNewNbOfComponents(int newNbOfCompo) throw(INTERP_KERNEL::Exception)
+{
+  checkAllocated();
+  int nbOfElems=getNbOfElems();
+  if(nbOfElems%newNbOfCompo!=0)
+    throw INTERP_KERNEL::Exception("DataArrayInt::morphToNewNbOfComponents : nbOfElems%newNbOfCompo!=0 !");
+  _info_on_compo.clear();
+  _info_on_compo.resize(newNbOfCompo);
+  declareAsNew();
+}
+
 /*!
  * This method builds a new instance of DataArrayInt (to deal with) that is reduction or an extension of 'this'.
  * if 'newNbOfComp' < this->getNumberOfComponents() a reduction is done and for each tuple 'newNbOfComp' first components are kept.
diff --git a/src/MEDCoupling/MEDCouplingMemArray.hxx b/src/MEDCoupling/MEDCouplingMemArray.hxx
index 354f73253..7ef03d8c3 100644
--- a/src/MEDCoupling/MEDCouplingMemArray.hxx
+++ b/src/MEDCoupling/MEDCouplingMemArray.hxx
@@ -146,6 +146,7 @@ namespace ParaMEDMEM
     MEDCOUPLING_EXPORT DataArrayDouble *selectByTupleId(const int *new2OldBg, const int *new2OldEnd) const;
     MEDCOUPLING_EXPORT DataArrayDouble *selectByTupleIdSafe(const int *new2OldBg, const int *new2OldEnd) const throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT DataArrayDouble *substr(int tupleIdBg, int tupleIdEnd=-1) const throw(INTERP_KERNEL::Exception);
+    MEDCOUPLING_EXPORT void morphToNewNbOfComponents(int newNbOfCompo) throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT DataArrayDouble *changeNbOfComponents(int newNbOfComp, double dftValue) const throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT DataArrayDouble *keepSelectedComponents(const std::vector<int>& compoIds) const throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT void meldWith(const DataArrayDouble *other) throw(INTERP_KERNEL::Exception);
@@ -249,6 +250,7 @@ namespace ParaMEDMEM
     MEDCOUPLING_EXPORT bool isIdentity() const;
     MEDCOUPLING_EXPORT bool isUniform(int val) const;
     MEDCOUPLING_EXPORT DataArrayInt *substr(int tupleIdBg, int tupleIdEnd=-1) const throw(INTERP_KERNEL::Exception);
+    MEDCOUPLING_EXPORT void morphToNewNbOfComponents(int newNbOfCompo) throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT DataArrayInt *changeNbOfComponents(int newNbOfComp, int dftValue) const throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT DataArrayInt *keepSelectedComponents(const std::vector<int>& compoIds) const throw(INTERP_KERNEL::Exception);
     MEDCOUPLING_EXPORT void meldWith(const DataArrayInt *other) throw(INTERP_KERNEL::Exception);
-- 
2.39.2