petsc-3.13.6 2020-09-29
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VecStrideScaleAll

Scales the subvectors of a vector defined by a starting point and a stride.

Synopsis

#include "petscvec.h" 
PetscErrorCode  VecStrideScaleAll(Vec v,const PetscScalar *scales)
Logically Collective on Vec

Input Parameter

v - the vector
scales - values to multiply each subvector entry by

Notes

One must call VecSetBlockSize() before this routine to set the stride information, or use a vector created from a multicomponent DMDA.

The dimension of scales must be the same as the vector block size

See Also

VecNorm(), VecStrideScale(), VecScale(), VecStrideGather(), VecStrideScatter(), VecStrideMin(), VecStrideMax()

Level

advanced

Location

src/vec/vec/utils/vinv.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages