/[MITgcm]/MITgcm/model/inc/DYNVARS.h
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revision 1.3 by cnh, Tue May 26 21:29:44 1998 UTC revision 1.20 by jmc, Tue Feb 18 15:12:17 2003 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    C $Name$
3    CBOP
4    C     !ROUTINE: DYNVARS.h
5    C     !INTERFACE:
6    C     include "DYNVARS.h"
7    C     !DESCRIPTION:
8    C     \bv
9    C     *==========================================================*
10    C     | DYNVARS.h                                                
11    C     | o Dynamical model variables (common block DYNVARS_R)      
12    C     *==========================================================*
13    C     | The value and two levels of time tendency are held for    
14    C     | each prognostic variable.                                
15    C     *==========================================================*
16    C     \ev
17    CEOP
18  C  C
19  C     /==========================================================\  C     etaN  - free-surface r-anomaly (r unit) at current time level
 C     | DYNVARS.h                                                |  
 C     | o Dynamical model variables (common block DYNVARS_R)     |  
 C     |==========================================================|  
 C     | The value and two levels of time tendency are held for   |  
 C     | each prognostic variable.                                |  
 C     \==========================================================/  
 C  
20  C     uVel  - zonal velocity (m/s, i=1 held at western face)  C     uVel  - zonal velocity (m/s, i=1 held at western face)
21  C     vVel  - meridional velocity (m/s, j=1 held at southern face)  C     vVel  - meridional velocity (m/s, j=1 held at southern face)
22  C     theta - potential temperature (oC, held at pressure/tracer point)  C     theta - potential temperature (oC, held at pressure/tracer point)
23  C     salt  - salinity (ppt, held at pressure/tracer point)  C     salt  - salinity (ppt, held at pressure/tracer point)
24  C     rho   - density ( kg/m^3 )  C     gX, gXNM1 - Time tendencies at current and prvious time levels.
25        COMMON /DYNVARS_R/ uVel,vVel,theta,salt,  C     uVelD  - D grid zonal velocity
26    C     vVelD  - D grid meridional velocity
27    C     etaH   - surface r-anomaly, advanced in time consistently
28    C              with 2.D flow divergence (Exact-Conservation):
29    C                etaH^n+1 = etaH^n - delta_t*Div.(H^n U^n)  
30    C  note: a) used with "exactConserv" but strictly necessary for NonLinFreeSurf
31    C        b) same as etaN but not necessarely at the same time, e.g.:
32    C           implicDiv2DFlow=0 => etaH=etaN ; =1 => etaH=etaNm1 ;
33    
34          COMMON /DYNVARS_R/
35         &                   etaN, etaH,
36         &                   uVel,vVel,wVel,theta,salt,
37       &                   gu,gv,gt,gs,guNm1,gvNm1,gtNm1,gsNm1       &                   gu,gv,gt,gs,guNm1,gvNm1,gtNm1,gsNm1
38        _RL  uVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  etaN  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
39        _RL  vVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  etaH  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
40        _RL  theta(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  uVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
41        _RL  salt (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  vVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
42        _RL  gu(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  wVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
43        _RL  gv(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  theta(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
44        _RL  gt(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  salt (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
45        _RL  gs(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gu(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
46        _RL  guNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gv(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
47        _RL  gvNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gt(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
48        _RL  gtNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gs(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
49        _RL  gsNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  guNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
50          _RL  gvNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
51          _RL  gtNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
52          _RL  gsNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
53    
54    #ifdef INCLUDE_CD_CODE
55          COMMON /DYNVARS_CD/
56         &                   uVelD, vVelD,
57         &                   etaNm1,
58         &                   uNM1,  vNM1,
59         &                   guCD, gvCD
60          _RL  uVeld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
61          _RL  vVeld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
62          _RL  etaNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
63          _RL  uNm1  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
64          _RL  vNm1  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
65          _RL  guCD  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
66          _RL  gvCD  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
67    #endif
68    
69    #ifdef ALLOW_NONHYDROSTATIC
70          COMMON /DYNVARS_NH/ phi_nh
71          _RL  phi_nh(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
72    #endif /* ALLOW_NONHYDROSTATIC */
73    
74    cph(
75    cph the following block will eventually move to a separate
76    cph header file containing requires anomaly fields of control vars.
77    cph
78    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_DIFFKR_CONTROL))
79          COMMON /DYNVARS_DIFFKR/
80         &                       diffKr
81          _RL  diffKr (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
82    #endif
83    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_KAPGM_CONTROL))
84          COMMON /DYNVARS_KAPGM/
85         &                       kapgm
86          _RL  kapgm  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
87    #endif
88    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_BOTTOMDRAG_CONTROL))
89          COMMON /DYNVARS_BOTTOMDRAG/
90         &                       bottomdragfld
91          _RL  bottomdragfld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
92    #endif
93    cph
94    cph)
95    
96    C     diagnostic variables:
97    C     phiHydLow  :: Phi-Hydrostatic at r-lower boundary
98    C                  (bottom in z-coordinates, top in p-coordinates)
99    C     totPhiHyd :: total hydrostatic Potential (anomaly, for now),
100    C                  at cell center level ; includes surface contribution.
101    C                 (for diagnostic + used in Z-coord with EOS_funct_P)
102          COMMON /DYNVARS_DIAG/ phiHydLow, totPhiHyd
103          _RL  phiHydLow(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
104          _RL  totPhiHyd(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
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