:orphan:
# PetscViewerGLVisSetSnapId
Set the snapshot id. Only relevant when the `PetscViewerGLVisType` is `PETSC_VIEWER_GLVIS_DUMP` 
## Synopsis
```
#include "petscviewer.h" 
#include "petscsys.h"    
PetscErrorCode PetscViewerGLVisSetSnapId(PetscViewer viewer, PetscInt id)
```
Logically Collective


## Input Parameters

- ***viewer -*** the `PetscViewer` of type `PETSCVIEWERGLVIS`
- ***id     -*** the current snapshot id in a time-dependent simulation





## See Also
 [](sec_viewers), `PETSCVIEWERGLVIS`, `PetscViewerGLVisOpen()`, `PetscViewerGLVisSetFields()`, `PetscViewerCreate()`, `PetscViewerSetType()`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/sys/classes/viewer/impls/glvis/glvis.c.html#PetscViewerGLVisSetSnapId">src/sys/classes/viewer/impls/glvis/glvis.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/sys/classes/viewer/impls/glvis/glvis.c.html#PetscViewerGLVisSetSnapId_GLVis">PetscViewerGLVisSetSnapId_GLVis in src/sys/classes/viewer/impls/glvis/glvis.c</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/classes/viewer/impls/glvis/glvis.c)


[Index of all Viewer routines](index.md)  
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[Index of all manual pages](/manualpages/singleindex.md)