DMCompositeSetCoupling#
Sets user provided routines that compute the coupling between the separate components DM in a DMCOMPOSITE to build the correct matrix nonzero structure.
Synopsis#
#include "petscdmcomposite.h"
PetscErrorCode DMCompositeSetCoupling(DM dm, PetscErrorCode (*FormCoupleLocations)(DM, Mat, PetscInt *, PetscInt *, PetscInt, PetscInt, PetscInt, PetscInt))
Logically Collective; No Fortran Support
Input Parameters#
dm - the composite object
FormCoupleLocations - routine to set the nonzero locations in the matrix
Note#
See DMSetApplicationContext() and DMGetApplicationContext() for how to get user information into
this routine
See Also#
Level#
advanced
Location#
Index of all DMComposite routines
Table of Contents for all manual pages
Index of all manual pages