PETSc version 3.16.5
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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

### See Also

PCGASMSetUseDMSubdomains(), PCGASMSetOverlap()
PCGASMCreateSubdomains2D()

### Level

intermediate

### Location

src/ksp/pc/impls/gasm/gasm.c
Index of all PC routines
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