This routine will provide the external pressure-gradient, either from analytical expressions or read-in from a file. The subroutine is called in get_all_obs() as part of the main integration loop. In case of observations from file the temporal interpolation is done in this routine.
use time, only: time_diff,julian_day,fsecs use observations, only: init_saved_vars,read_obs use observations, only: pi,h_press,dpdx,dpdy use observations, only: AmpMu,AmpMv,PhaseMu,PhaseMv,PeriodM use observations, only: AmpSu,AmpSv,PhaseSu,PhaseSv,PeriodS use observations, only: PressConstU,PressConstV,PressHeight IMPLICIT NONEINPUT PARAMETERS:
integer, intent(in) :: method,unit,jul,secsREVISION HISTORY:
Original author(s): Karsten Bolding $Log: get_ext_pressure.F90,v $ Revision 1.11 2010-09-17 12:53:49 jorn extensive code clean-up to ensure proper initialization and clean-up of all variables Revision 1.10 2009-03-23 10:00:28 lars compute h_press also for method=1 Revision 1.9 2006-12-07 16:47:50 hb Bug removed for PressMethod=1 Revision 1.8 2006-11-27 09:25:18 kbk use logical var init_saved_vars to initialise saved variables Revision 1.7 2005/11/15 11:02:32 lars documentation finish for print Revision 1.6 2005/06/27 13:44:07 kbk modified + removed traling blanks Revision 1.5 2003/03/28 09:20:35 kbk added new copyright to files Revision 1.4 2003/03/28 09:02:09 kbk removed tabs Revision 1.3 2003/03/10 08:51:57 gotm Improved documentation and cleaned up code Revision 1.2 2001/05/31 12:00:52 gotm Correction in the calculation of the shear squared calculation - now according to Burchard 1995 (Ph.D. thesis). Also some cosmetics and cleaning of Makefiles. Revision 220.127.116.11 2001/02/12 15:55:58 gotm initial import into CVS