On Tue, Nov 1, 2011 at 10:06, Alexander Grayver <agrayver at gfz-potsdam.de>wrote:
> Thanks Jed, looks easy. I've read about this parameter in documentation, > but it wasn't obvious how to use it. > May be it's worth to mention it shortly in "2.4.4 Accessing the Vector > Entries for DMDA Vectors" or somewhere else. > I'll add a note. The most common approach is to declare a struct typedef struct { PetscScalar u,v,omega,temp; } Field; and then access as x[j][i].omega, etc. An example: http://www.mcs.anl.gov/petsc/petsc-as/snapshots/petsc-current/src/snes/examples/tutorials/ex50.c.html -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20111101/9b3b7e1b/attachment.htm>