Declaration of the variables associated to the phase advection equations.

Variables
integer	n_phases = 1
	Number of phases.

integer, dimension(:), allocatable	phase_advection_representation
	Phase type enum_phase_representation.

integer, dimension(:), allocatable	phase_advection_phase_method
	Advection scheme (depends on the phase representation)

double precision	phase_advection_time_step
	Advection current time step.

double precision	phase_advection_time_step_n
	Advection previous time step.

double precision	phase_advection_max_time_step
	Advection maximum time step.

type(t_boundary_condition), dimension(:), allocatable	phase_advection_boundary_condition
	Boundary conditions for advection schemes. One per phase. Main grid.

type(t_boundary_condition), dimension(:), allocatable	phase_advection_boundary_condition_r
	Refined grid.

type(t_boundary_condition), dimension(:), allocatable	phase_advection_boundary_condition_t
	Temporary grid.

integer, dimension(:), allocatable	phase_advection_isd_target
	List of enabled immersed boundaries for the advection of phases.

integer	n_ibc_phases = 0
	Number of immersed boundaries enabled for the advection of phases.

logical	is_advection_refined_grid = .false.
	Refined grids.

integer	advection_refined_grid_level = 0

logical	is_refined_grid = .false.

integer	refined_grid_level = 0

logical	phase_advection_is_advection_term = .true.
	Flag to disable the advection.

class(t_phase_advection_bc_initializer), pointer	phase_advection_bc_initializer => null()
	Boundary condition initializers.

Variables