point_zone_fctry.f90

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module point_zone_fctry
  use point_zone, only: point_zone_t
  use box_point_zone, only: box_point_zone_t
  use sphere_point_zone, only: sphere_point_zone_t
  use cylinder_point_zone, only: cylinder_point_zone_t
  use json_module, only: json_file
  use json_utils, only: json_get
  use dofmap, only: dofmap_t
  use utils, only: neko_error
  implicit none
  private
 
  public :: point_zone_factory
 
contains
 
  subroutine point_zone_factory(point_zone, json, dof)
    class(point_zone_t), allocatable, intent(inout) :: point_zone
    type(json_file), intent(inout) :: json
    type(dofmap_t), intent(inout) :: dof
    character(len=:), allocatable :: zone_type
 
    call json_get(json, "geometry", zone_type)
 
    if (trim(zone_type) .eq. "box") then
       allocate(box_point_zone_t::point_zone)
    else if (trim(zone_type) .eq. "sphere") then
       allocate(sphere_point_zone_t::point_zone)
    else if (trim(zone_type) .eq. "cylinder") then
       allocate(cylinder_point_zone_t::point_zone)
    else
       call neko_error("Unknown source term "//trim(zone_type)//"! Valid &
         &source terms are 'box', 'sphere', 'cylinder'.")
    end if
 
    call point_zone%init(json, dof%size())
 
    call point_zone%map(dof)
    call point_zone%finalize()
 
  end subroutine point_zone_factory
 
end module point_zone_fctry