PetscOptionsReal
Gets the PetscReal value for a particular option in the database.
Synopsis
#include "petsc.h"
int PetscOptionsReal(char *opt,char *text,char *man,PetscReal defaultv,PetscReal *value,PetscTruth *set)
Collective on the communicator passed in PetscOptionsBegin()
Input Parameters
| opt | - option name
|
| text | - short string that describes the option
|
| man | - manual page with additional information on option
|
| defaultv | - the default (current) value
|
Output Parameter
| value | - the value to return
|
| flg | - PETSC_TRUE if found, else PETSC_FALSE
|
Notes: Must be between a PetscOptionsBegin() and a PetscOptionsEnd()
See Also
PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsLogical()
PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsLogical(),
PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(),
PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(),
PetscOptionsLogicalGroupBegin(), PetscOptionsLogicalGroup(), PetscOptionsLogicalGroupEnd(),
PetscOptionsList(), PetscOptionsEList()
Level:beginner
Location:src/sys/src/objects/ams/aoptions.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages