32 std::vector<std::pair<const Function *, Real>>
_fw;
Sum_over_i (w_i * functions_i)
Base class for function objects.
static InputParameters validParams()
virtual RealVectorValue vectorValue(Real t, const Point &p) const override
Override this to evaluate the vector function at a point (t,x,y,z), by default this returns a zero ve...
LinearCombinationFunction(const InputParameters ¶meters)
std::vector< std::pair< const Function *, Real > > _fw
DIE A HORRIBLE DEATH HERE typedef LIBMESH_DEFAULT_SCALAR_TYPE Real
virtual Real value(Real t, const Point &pt) const override
Override this to evaluate the scalar function at point (t,x,y,z), by default this returns zero...
const InputParameters & parameters() const
Get the parameters of the object.
virtual RealGradient gradient(Real t, const Point &p) const override
Function objects can optionally provide a gradient at a point.
virtual Real value(Real t, const Point &p) const
Override this to evaluate the scalar function at point (t,x,y,z), by default this returns zero...
Interface for objects that need to use functions.