petsc-3.7.3 2016-07-24
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# PCGASMGetUseDMSubdomains

Returns flag indicating whether to use DMCreateDomainDecomposition() to define the subdomains, whenever possible. Not Collective

### Synopsis

    #include "petscpc.h"
    PetscErrorCode  PCGASMGetUseDMSubdomains(PC pc,PetscBool* flg)

### Input Parameter

pc -the preconditioner

### Output Parameter

flg -boolean indicating whether to use subdomains defined by the DM

### Keywords

PC, ASM, DM, set, subdomains, additive Schwarz

### See Also

PCGASMSetUseDMSubdomains(), PCGASMSetOverlap()
PCGASMCreateSubdomains2D()

Level:intermediate
Location: src/ksp/pc/impls/gasm/gasm.c
Index of all PC routines
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Index of all manual pages