filter_fctry.f90

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submodule(filter) filter_fctry
  use elementwise_filter, only : elementwise_filter_t
  use pde_filter, only : pde_filter_t
  use utils, only : concat_string_array, neko_type_error
  implicit none
 
  ! List of all possible types created by the factory routine
  character(len=20) :: FILTER_KNOWN_TYPES(2) = [character(len=20) :: &
       "elementwise", &
       "PDE"]
 
contains
  module subroutine filter_factory(object, type_name, json, coef)
    class(filter_t), allocatable, intent(inout) :: object
    character(len=*), intent(in) :: type_name
    type(coef_t), intent(in) :: coef
    type(json_file), intent(inout) :: json
    character(len=:), allocatable :: type_string
 
    if (allocated(object)) then
       deallocate(object)
    else if (trim(type_name) .eq. 'elementwise') then
       allocate(elementwise_filter_t::object)
    else if (trim(type_name) .eq. 'PDE') then
       allocate(pde_filter_t::object)
    else
       call neko_type_error("filter type: ", type_name, &
            filter_known_types)
    end if
 
    call object%init(json, coef)
  end subroutine filter_factory
 
end submodule filter_fctry