petsc-dev 2014-04-22
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MatOrderingRegister

Adds a new sparse matrix ordering to the matrix package.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatOrderingRegister(const char sname[],PetscErrorCode (*function)(Mat,MatOrderingType,IS*,IS*))
Not Collective

Input Parameters

sname - name of ordering (for example MATORDERINGND)
function - function pointer that creates the ordering

Sample usage

   MatOrderingRegister("my_order", MyOrder);

Then, your partitioner can be chosen with the procedural interface via

    MatOrderingSetType(part,"my_order)
or at runtime via the option
    -pc_factor_mat_ordering_type my_order

Keywords

matrix, ordering, register

See Also

MatOrderingRegisterDestroy(), MatOrderingRegisterAll()

Level:developer
Location:
src/mat/order/sorder.c
Index of all MatOrderings routines
Table of Contents for all manual pages
Index of all manual pages