+/*!
+ * Writes a field to the file
+ */
+Driver_Mesh::Status DriverMED_W_Field::Perform()
+{
+ if ( myFile.empty() )
+ return addMessage("File name not set", /*isFatal=*/true ); // 'fatal' means 'bug'
+ int version = -1, major, minor, release;
+ if ( MED::GetMEDVersion( myFile, major, minor, release ))
+ version = major * 10 + minor;
+
+ MED::PWrapper medFile = MED::CrWrapperW( myFile, version );
+ return this->PerformInternal(medFile);
+}
+
+/*!
+ * Writes a field to a chunck of memory
+ */
+Driver_Mesh::Status DriverMED_W_Field_Mem::Perform()
+{
+ Driver_Mesh::Status status = Driver_Mesh::DRS_OK;
+ bool isClosed(false);
+ void *ptr(_data->getPointer());
+ std::size_t sz(_data->getNumberOfTuples());
+ _data->accessToMemArray().setSpecificDeallocator(nullptr);
+ _data->useArray(nullptr,false,MEDCoupling::DeallocType::C_DEALLOC,0,1);
+ {// let braces to flush (call of MED::PWrapper myMed destructor)
+ MED::TMemFile *tfileInst = new MED::TMemFile(&ptr,&sz,&isClosed);
+ MED::PWrapper myMed = MED::CrWrapperW(myFile, -1, tfileInst);
+ status = this->PerformInternal(myMed);
+ }
+ if(!isClosed)
+ EXCEPTION(std::runtime_error, "TFTMemFile destructor : on destruction file has not been closed properly -> chunk of memory data may be invalid !");
+ _data = MEDCoupling::DataArrayByte::New();
+ _data->useArray(reinterpret_cast<char *>(ptr),true,MEDCoupling::DeallocType::C_DEALLOC,sz,1);
+ return status;
+}
+