wall_model_fctry.f90

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submodule(wall_model) wall_model_fctry
  use vreman, only : vreman_t
  use spalding, only : spalding_t
  use rough_log_law, only : rough_log_law_t
  use utils, only : neko_type_error
  use utils, only : neko_type_registration_error
  implicit none
 
  ! List of all possible types created by the factory routine
  character(len=20) :: WALLM_KNOWN_TYPES(2) = [character(len=20) :: &
       "spalding", &
       "rough_log_law"]
 
contains
 
  module subroutine wall_model_factory(object, scheme_name, coef, msk, facet, &
       json)
    class(wall_model_t), allocatable, intent(inout) :: object
    character(len=*), intent(in) :: scheme_name
    type(coef_t), intent(in) :: coef
    integer, intent(in) :: msk(:)
    integer, intent(in) :: facet(:)
    type(json_file), intent(inout) :: json
    character(len=:), allocatable :: type_name
    character(len=:), allocatable :: type_string
    integer :: h_index
 
    call json_get(json, "model", type_name)
    call json_get(json, "h_index", h_index)
 
    call wall_model_allocator(object, type_name)
 
    ! Initialize
    call object%init(scheme_name, coef, msk, facet, h_index, json)
 
  end subroutine wall_model_factory
 
  module subroutine wall_model_allocator(object, type_name)
    class(wall_model_t), allocatable, intent(inout) :: object
    character(len=:), allocatable, intent(in) :: type_name
    integer :: i
 
    if (allocated(object)) then
       call object%free()
       deallocate(object)
    end if
 
    select case (trim(type_name) )
    case ("spalding")
       allocate(spalding_t::object)
    case ("rough_log_law")
       allocate(rough_log_law_t::object)
    case default
       do i = 1, wall_model_registry_size
          if (trim(type_name) .eq. trim(wall_model_registry(i)%type_name)) then
             call wall_model_registry(i)%allocator(object)
             return
          end if
       end do
       call neko_type_error("wall model", trim(type_name), wallm_known_types)
    end select
  end subroutine wall_model_allocator
 
  module subroutine register_wall_model(type_name, allocator)
    character(len=*), intent(in) :: type_name
    procedure(wall_model_allocate), pointer, intent(in) :: allocator
    type(allocator_entry), allocatable :: temp(:)
    integer :: i
 
    do i = 1, size(wallm_known_types)
       if (trim(type_name) .eq. trim(wallm_known_types(i))) then
          call neko_type_registration_error("wall model", type_name, .true.)
       end if
    end do
 
    do i = 1, wall_model_registry_size
       if (trim(type_name) .eq. trim(wall_model_registry(i)%type_name)) then
          call neko_type_registration_error("wall model", type_name, .false.)
       end if
    end do
 
    ! Expand registry
    if (wall_model_registry_size .eq. 0) then
       allocate(wall_model_registry(1))
    else
       allocate(temp(wall_model_registry_size + 1))
       temp(1:wall_model_registry_size) = wall_model_registry
       call move_alloc(temp, wall_model_registry)
    end if
 
    wall_model_registry_size = wall_model_registry_size + 1
    wall_model_registry(wall_model_registry_size)%type_name = type_name
    wall_model_registry(wall_model_registry_size)%allocator => allocator
  end subroutine register_wall_model
 
end submodule wall_model_fctry