petsc-3.10.5 2019-03-28
PetscRandomSetSeed
Sets the random seed. You MUST call PetscRandomSeed() after this call to have the new seed used.
Synopsis
#include "petscsys.h"
PetscErrorCode PetscRandomSetSeed(PetscRandom r,unsigned long seed)
Not collective
Input Parameters
| r | - The random number generator context
|
| seed | - The random seed
|
Usage
PetscRandomSetSeed(r,a positive integer);
PetscRandomSeed(r); PetscRandomGetValue() will now start with the new seed.
PetscRandomSeed(r) without a call to PetscRandomSetSeed() re-initializes
the seed. The random numbers generated will be the same as before.
See Also
PetscRandomCreate(), PetscRandomGetSeed(), PetscRandomSeed()
Level
intermediate
Location
src/sys/classes/random/interface/randomc.c
Examples
src/ksp/ksp/examples/tutorials/ex70.c.html
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages