const Real _activate_distance
define the distance of the element to the point on the path, below which the element will be activate...
virtual bool isElementActivated() override
const Function * _function_x
path of the heat source, x, y, z components
const Function * _function_y
static InputParameters validParams()
const Function * _function_z
Base class for function objects.
const InputParameters & parameters() const
Get the parameters of the object.