# DMInterpolationGetCoordinates
Gets a `Vec` with the coordinates of each interpolation point 
## Synopsis
```
#include "petscdmplex.h" 
#include "petscsnes.h"   
PetscErrorCode DMInterpolationGetCoordinates(DMInterpolationInfo ctx, Vec *coordinates)
```
Collective on ctx


## Input Parameter

- ***ctx -*** the context



## Output Parameter

- ***coordinates  -*** the coordinates of interpolation points



## Note
The local vector entries correspond to interpolation points lying on this process, according to the associated `DM`.
This is a borrowed vector that the user should not destroy.




## See Also
 `DMInterpolationInfo`, `DMInterpolationEvaluate()`, `DMInterpolationAddPoints()`, `DMInterpolationCreate()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/utils/dmplexsnes.c.html#DMInterpolationGetCoordinates">src/snes/utils/dmplexsnes.c</A>


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