PetscRandomGetValue

 Generates a random number. Call this after first calling PetscRandomCreate().

Synopsis

#include "petscsys.h" 
int PetscRandomGetValue(PetscRandom r,PetscScalar *val)
Not Collective

Intput Parameter

r -the random number generator context

Output Parameter

val -the value

Notes

Use VecSetRandom() to set the elements of a vector to random numbers.

Example of Usage

      PetscRandomCreate(PETSC_COMM_WORLD,RANDOM_DEFAULT,&r);
      PetscRandomGetValue(r,&value1);
      PetscRandomGetValue(r,&value2);
      PetscRandomGetValue(r,&value3);
      PetscRandomDestroy(r);

See Also

PetscRandomCreate(), PetscRandomDestroy(), VecSetRandom()

Level:intermediate
Location:src/sys/src/utils/random.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/sles/examples/tutorials/ex11.c.html
src/sles/examples/tutorials/ex11f.F.html