26 #ifndef GRINS_VELOCITY_DRAG_BASE_H
27 #define GRINS_VELOCITY_DRAG_BASE_H
30 #include "grins_config.h"
34 #include "libmesh/function_base.h"
35 #include "libmesh/getpot.h"
36 #include "libmesh/tensor_value.h"
44 template<
class Viscosity>
57 const libMesh::Real time,
58 const libMesh::NumberVectorValue& U,
59 libMesh::NumberVectorValue& F,
60 libMesh::NumberTensorValue *dFdU = NULL);
65 libMesh::AutoPtr<libMesh::FunctionBase<libMesh::Number> >
_coefficient;
74 #endif // GRINS_VELOCITY_DRAG_BASE_H
bool compute_force(const libMesh::Point &point, const libMesh::Real time, const libMesh::NumberVectorValue &U, libMesh::NumberVectorValue &F, libMesh::NumberTensorValue *dFdU=NULL)
Physics class for Incompressible Navier-Stokes.
virtual void read_input_options(const GetPot &input)
Read options from GetPot input file.
libMesh::AutoPtr< libMesh::FunctionBase< libMesh::Number > > _coefficient