MatRegister#

  • Adds a new matrix type implementation

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatRegister(const char sname[], PetscErrorCode (*function)(Mat))

Not Collective

Input Parameters#

  • sname - name of a new user-defined matrix type

  • function - routine to create method context

Note#

MatRegister() may be called multiple times to add several user-defined solvers.

Example Usage#

   MatRegister("my_mat", MyMatCreate);

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

MatSetType(Mat, "my_mat")

or at runtime via the option

-mat_type my_mat

See Also#

Matrices, Mat, MatType, MatSetType(), MatRegisterAll()

Level#

advanced

Location#

src/mat/interface/matreg.c

Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages