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# PetscQuadratureComputePermutations
Compute permutations of quadrature points corresponding to domain orientations 
## Synopsis
```
#include "petscdt.h" 
PetscErrorCode PetscQuadratureComputePermutations(PetscQuadrature quad, PetscInt *Np, IS *perm[])
```

## Input Parameter

- ***quad -*** The `PetscQuadrature`



## Output Parameters

- ***Np   -*** The number of domain orientations
- ***perm -*** An array of `IS` permutations, one for ech orientation,





## See Also
 `PetscQuadratureSetCellType()`, `PetscQuadrature`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/dt/interface/dt.c.html#PetscQuadratureComputePermutations">src/dm/dt/interface/dt.c</A>


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