petsc-3.11.4 2019-09-28

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

Notes

this is merely 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.

Keywords

PC, GASM, additive Schwarz, create, subdomains, unstructured grid

Level

intermediate

Location

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

Examples

src/ksp/ksp/examples/tutorials/ex62.c.html

Index of all PC routines
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Index of all manual pages