PCGASMDestroySubdomains#

Destroys the index sets created with PCGASMCreateSubdomains() or PCGASMCreateSubdomains2D(). Should be called after setting subdomains with PCGASMSetSubdomains().

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCGASMDestroySubdomains(PetscInt n, IS **iis, IS **ois)

Collective

Input Parameters#

  • n - the number of index sets

  • iis - the array of inner subdomains

  • ois - the array of outer subdomains, can be NULL

Note#

This is a convenience subroutine that walks each list, destroys each IS on the list, and then frees the list. At the end the list pointers are set to NULL.

See Also#

KSP: Linear System Solvers, PCGASM, PCGASMCreateSubdomains(), PCGASMSetSubdomains()

Level#

intermediate

Location#

src/ksp/pc/impls/gasm/gasm.c

Examples#

src/ksp/ksp/tutorials/ex62.c


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