petsc-3.5.1 2014-07-24
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MatCoarsenRegister

Adds a new sparse matrix coarsen to the matrix package.

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatCoarsenRegister(const char sname[],PetscErrorCode (*function)(MatCoarsen))
Not Collective

Input Parameters

sname - name of coarsen (for example MATCOARSENMIS)
function - function pointer that creates the coarsen type

Sample usage

   MatCoarsenRegister("my_agg",MyAggCreate);

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

    MatCoarsenSetType(agg,"my_agg")
or at runtime via the option
    -mat_coarsen_type my_agg

Keywords

matrix, coarsen, register

See Also

MatCoarsenRegisterDestroy(), MatCoarsenRegisterAll()

Level:developer
Location:
src/mat/coarsen/coarsen.c
Index of all MatOrderings routines
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Index of all manual pages