virtual ElementAndTraceScalarHDGAssemblyHelper & hdgHelper() override
static InputParameters validParams()
Supplies the L-HDG velocity-trace evaluation to the shared advection assembly used by both HDG kernel...
Advection term using a cell velocity in the volume and the velocity trace in face fluxes...
std::unique_ptr< AdvectionLHDGAssemblyHelper > _lhdg_helper
Assembly helper implementing the L-HDG advection weak form.
AdvectionLHDGKernel(const InputParameters ¶ms)