On 20 July 2011 01:34, khalid ashraf <khalid_eee at yahoo.com> wrote: > Hello, > In my application, I need to do both Finite element(FEM) and Finite > Difference(FD) computations. > I am doing the FD using the DA and FEM using natural numbering(x changes > fastest, then y then z). > My question is what would be the fastest way to copy the FEM vectors to the > FD vectors. Looks like > DAGetAO may provide a mapping between DA vector layout and natural layout. > Since I am not very familiar with programming using AO, just wanted to ask > if there is a more efficient/easier way to copy from the naturally ordered > vector to the DA vector before delving into AO. If I have to use AO, could > you please redirect me to some related example. > Thanks in advance. > Khalid
DMDAGlobalToNaturalBegin/End and DMDANaturalToGlobalBegin/End -- Lisandro Dalcin --------------- CIMEC (INTEC/CONICET-UNL) Predio CONICET-Santa Fe Colectora RN 168 Km 472, Paraje El Pozo 3000 Santa Fe, Argentina Tel: +54-342-4511594 (ext 1011) Tel/Fax: +54-342-4511169
