petsc-master 2019-10-20
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PetscFEIntegrateBd

Produce the integral for the given field for a chunk of elements by quadrature integration

Synopsis

#include "petscfe.h" 
PetscErrorCode PetscFEIntegrateBd(PetscDS prob, PetscInt field,
                                  void (*obj_func)(PetscInt, PetscInt, PetscInt,
                                                   const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
                                                   const PetscInt[], const PetscInt[], const PetscScalar[], const PetscScalar[], const PetscScalar[],
                                                   PetscReal, const PetscReal[], const PetscReal[], PetscInt, const PetscScalar[], PetscScalar[]),
                                  PetscInt Ne, PetscFEGeom *geom, const PetscScalar coefficients[], PetscDS probAux, const PetscScalar coefficientsAux[], PetscScalar integral[])
Not collective

Input Parameters

fem - The PetscFE object for the field being integrated
prob - The PetscDS specifying the discretizations and continuum functions
field - The field being integrated
obj_func - The function to be integrated
Ne - The number of elements in the chunk
fgeom - The face geometry for each face in the chunk
coefficients - The array of FEM basis coefficients for the elements
probAux - The PetscDS specifying the auxiliary discretizations
coefficientsAux - The array of FEM auxiliary basis coefficients for the elements

Output Parameter

integral -the integral for this field

See Also

PetscFEIntegrateResidual()

Level

intermediate

Location

src/dm/dt/fe/interface/fe.c

Implementations

src/dm/dt/fe/impls/basic/febasic.c:273:static PetscErrorCode PetscFEIntegrateBd_Basic(PetscDS ds, PetscInt field,
Index of all FE routines
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Index of all manual pages