# VecTaggerCDFGetBox
Get the cumulative box (multi-dimensional box) defining the values to be tagged by the tagger, where cumulative boxes are subsets of [0,1], where 0 indicates the smallest value present in the vector and 1 indicates the largest. 
## Synopsis
```
#include "petscvec.h" 
PetscErrorCode VecTaggerCDFGetBox(VecTagger tagger, const VecTaggerBox **box)
```
Logically Collective


## Input Parameter

- ***tagger -*** the VecTagger context



## Output Parameter

- ***boxes -*** a blocksize array of VecTaggerBox boxes





## See Also
 `VecTaggerCDFSetBox()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/utils/tagger/impls/cdf.c.html#VecTaggerCDFGetBox">src/vec/vec/utils/tagger/impls/cdf.c</A>


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/vec/vec/utils/tagger/impls/cdf.c)


[Index of all Vec routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
