petsc-3.7.7 2017-09-25
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PetscOptionsGetRealArray

Gets an array of double precision values for a particular option in the database. The values must be separated with commas with no intervening spaces.

Synopsis

#include "petscsys.h"   
PetscErrorCode  PetscOptionsGetRealArray(PetscOptions options,const char pre[],const char name[],PetscReal dvalue[],PetscInt *nmax,PetscBool  *set)
Not Collective

Input Parameters

options - options database use NULL for default global database
pre - string to prepend to each name or NULL
name - the option one is seeking
nmax - maximum number of values to retrieve

Output Parameters

dvalue - the double values to return
nmax - actual number of values retreived
set - PETSC_TRUE if found, else PETSC_FALSE

See Also

PetscOptionsGetInt(), PetscOptionsHasName(),
PetscOptionsGetString(), PetscOptionsGetIntArray(), PetscOptionsBool(), PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(), PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(), PetscOptionsBoolGroupBegin(), PetscOptionsBoolGroup(), PetscOptionsBoolGroupEnd(), PetscOptionsFList(), PetscOptionsEList()

Level:beginner
Location:
src/sys/objects/options.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex49.c.html
src/ksp/ksp/examples/tutorials/ex54f.F.html