[2287] | 1 | !!---------------------------------------------------------------------- |
---|
| 2 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
---|
| 3 | !! $Id$ |
---|
| 4 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
| 5 | !!---------------------------------------------------------------------- |
---|
| 6 | |
---|
[2128] | 7 | SUBROUTINE obs_level_search( kgrd, pgrddep, kobs, pobsdep, kobsk ) |
---|
| 8 | !!---------------------------------------------------------------------- |
---|
| 9 | !! *** ROUTINE obs_level_search *** |
---|
| 10 | !! |
---|
| 11 | !! ** Purpose : Search levels to find matching level to observed depth |
---|
| 12 | !! |
---|
| 13 | !! ** Method : Straightforward search |
---|
| 14 | !! |
---|
[12557] | 15 | !! ** Action : Will return level associated with T-point below the obs |
---|
| 16 | !! depth, except when observation is in the top box will |
---|
| 17 | !! return level 2. Also, if obs depth greater than depth |
---|
| 18 | !! of last wet T-point (kpk-1) will return level kpk. |
---|
[2128] | 19 | !! |
---|
| 20 | !! History : |
---|
| 21 | !! ! 2001-11 (N. Daget, A. Weaver) |
---|
| 22 | !! ! 2006-03 (A. Weaver) NEMOVAR migration. |
---|
| 23 | !! ! 2006-05 (K. Mogensen) Moved to to separate routine. |
---|
| 24 | !! ! 2006-10 (A. Weaver) Cleanup |
---|
| 25 | !! ! 2008-10 (K. Mogensen) Remove assumptions on grid. |
---|
| 26 | !!---------------------------------------------------------------------- |
---|
| 27 | |
---|
| 28 | !! * Arguments |
---|
| 29 | INTEGER, INTENT(IN) :: kgrd ! Number of gridpoints |
---|
| 30 | REAL(KIND=wp), DIMENSION(kgrd), INTENT(INOUT) :: & |
---|
| 31 | & pgrddep ! Depths of gridpoints |
---|
| 32 | INTEGER, INTENT(IN) :: & |
---|
| 33 | & kobs ! Number of observations |
---|
| 34 | REAL(KIND=wp), DIMENSION(kobs), INTENT(INOUT) :: & |
---|
| 35 | & pobsdep ! Depths of observations |
---|
| 36 | INTEGER ,DIMENSION(kobs), INTENT(OUT) :: & |
---|
| 37 | & kobsk ! Level indices of observations |
---|
| 38 | |
---|
| 39 | !! * Local declarations |
---|
| 40 | INTEGER :: ji |
---|
| 41 | INTEGER :: jk |
---|
| 42 | |
---|
| 43 | !------------------------------------------------------------------------ |
---|
| 44 | ! Search levels for each observations to find matching level |
---|
| 45 | !------------------------------------------------------------------------ |
---|
| 46 | DO ji = 1, kobs |
---|
| 47 | kobsk(ji) = 1 |
---|
[12557] | 48 | depk: DO jk = 2, kgrd-1 |
---|
[2128] | 49 | IF ( pgrddep(jk) >= pobsdep(ji) ) EXIT depk |
---|
| 50 | END DO depk |
---|
| 51 | kobsk(ji) = jk |
---|
| 52 | END DO |
---|
| 53 | |
---|
| 54 | END SUBROUTINE obs_level_search |
---|