Line data    Source code

       1              : ! ***********************************************************************
       2              : !
       3              : !   Copyright (C) 2012  Bill Paxton, Pablo Marchant & The MESA Team
       4              : !
       5              : !   This program is free software: you can redistribute it and/or modify
       6              : !   it under the terms of the GNU Lesser General Public License
       7              : !   as published by the Free Software Foundation,
       8              : !   either version 3 of the License, or (at your option) any later version.
       9              : !
      10              : !   This program is distributed in the hope that it will be useful,
      11              : !   but WITHOUT ANY WARRANTY; without even the implied warranty of
      12              : !   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
      13              : !   See the GNU Lesser General Public License for more details.
      14              : !
      15              : !   You should have received a copy of the GNU Lesser General Public License
      16              : !   along with this program. If not, see <https://www.gnu.org/licenses/>.
      17              : !
      18              : ! ***********************************************************************
      19              : 
      20              :       module mod_other_sync_spin_to_orbit
      21              : 
      22              :       ! NOTE: remember to set true:
      23              :       ! use_other_sync_spin_to_orbit = .true.
      24              : 
      25              :       implicit none
      26              : 
      27              :       contains
      28              : 
      29            0 :       subroutine null_other_sync_spin_to_orbit(id, nz, osep, qratio, rl, dt_next, Ftid, sync_type, sync_mode, ierr)
      30              :          use const_def, only: dp, strlen
      31              :          use binary_def, only : binary_info, binary_ptr
      32              :          use star_def, only : star_info, star_ptr
      33              :          integer, intent(in) :: id
      34              :          integer, intent(in) :: nz
      35              :          real(dp), intent(in) :: osep  ! orbital separation (cm)
      36              :          real(dp), intent(in) :: qratio  ! mass_other_star/mass_this_star
      37              :          real(dp), intent(in) :: rl  ! roche lobe radius (cm)
      38              :          real(dp), intent(in) :: dt_next  ! next timestep
      39              :          real(dp), intent(in) :: Ftid  ! efficiency of tidal synchronization. (time scale / Ftid ).
      40              : 
      41              :          character (len=strlen), intent(in) :: sync_type  ! synchronization timescale
      42              :          character (len=strlen), intent(in) :: sync_mode  ! where to put/take angular momentum
      43              :          integer, intent(out) :: ierr
      44              : 
      45              :          type (star_info), pointer :: s
      46              :          integer :: k
      47              : 
      48            0 :          call star_ptr(id, s, ierr)
      49            0 :          if (ierr /= 0) then
      50            0 :             write(*,*) 'failed in binary_ptr'
      51              :             return
      52              :          end if
      53              : 
      54            0 :          do k=1,nz
      55              :             s% extra_jdot(k) = s% extra_jdot(k) - 0d0
      56              :          end do
      57              : 
      58            0 :          write(*,*) "Warning: no implementation for other_sync_spin_to_orbit"
      59            0 :          write(*,*) "Not tidal torques are being included"
      60            0 :       end subroutine null_other_sync_spin_to_orbit
      61              : 
      62              :       end module mod_other_sync_spin_to_orbit
      63              :