petsc-3.7.7 2017-09-25
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
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| name | - the option one is seeking
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| nmax | - maximum number of values to retrieve
|
Output Parameters
| dvalue | - the double values to return
|
| nmax | - actual number of values retreived
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| 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