chkp_output.f90

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module chkp_output
  use checkpoint, only : chkp_t
  use output, only : output_t
  use num_types, only : dp
  implicit none
  private
 
  type, public, extends(output_t) :: chkp_output_t
     type(chkp_t), pointer :: chkp
   contains
     procedure, pass(this) :: init => chkp_output_init
     procedure, pass(this) :: free => chkp_output_free
     procedure, pass(this) :: sample => chkp_output_sample
  end type chkp_output_t
 
contains
 
  subroutine chkp_output_init(this, chkp, name, path, fmt, overwrite)
    class(chkp_output_t), intent(inout) :: this
    type(chkp_t), intent(in), target :: chkp
    character(len=*), intent(in), optional :: name
    character(len=*), intent(in), optional :: path
    character(len=*), intent(in), optional :: fmt
    logical, intent(in), optional :: overwrite
    character(len=1024) :: fname
    character(len=10) :: suffix
 
    suffix = '.chkp'
    if (present(fmt)) then
       if (fmt .eq. 'hdf5') then
          suffix = '.h5'
       end if
    end if
 
    fname = 'fluid'
    if (present(name)) fname = trim(name)
    if (present(path)) fname = trim(path) // trim(fname)
    fname = trim(fname) // trim(suffix)
 
    call this%init_base(fname, overwrite = overwrite)
    this%chkp => chkp
  end subroutine chkp_output_init
 
  subroutine chkp_output_free(this)
    class(chkp_output_t), intent(inout) :: this
 
    call this%free_base()
    nullify(this%chkp)
 
  end subroutine chkp_output_free
 
  subroutine chkp_output_sample(this, t)
    class(chkp_output_t), intent(inout) :: this
    real(kind=dp), intent(in) :: t
 
    call this%chkp%sync_host()
    call this%file_%write(this%chkp, t)
 
  end subroutine chkp_output_sample
 
end module chkp_output