/[MITgcm]/MITgcm/model/inc/DYNVARS.h
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revision 1.4 by cnh, Mon Jun 8 21:43:00 1998 UTC revision 1.29 by heimbach, Thu Nov 24 03:44:50 2005 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    C $Name$
3    
4    CBOP
5    C     !ROUTINE: DYNVARS.h
6    C     !INTERFACE:
7    C     include "DYNVARS.h"
8    C     !DESCRIPTION:
9    C     \bv
10    C     *==========================================================*
11    C     | DYNVARS.h                                                
12    C     | o Dynamical model variables (common block DYNVARS_R)      
13    C     *==========================================================*
14    C     | The value and two levels of time tendency are held for    
15    C     | each prognostic variable.                                
16    C     *==========================================================*
17    C     \ev
18    CEOP
19  C  C
20  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  
21  C     uVel  - zonal velocity (m/s, i=1 held at western face)  C     uVel  - zonal velocity (m/s, i=1 held at western face)
22  C     vVel  - meridional velocity (m/s, j=1 held at southern face)  C     vVel  - meridional velocity (m/s, j=1 held at southern face)
23  C     theta - potential temperature (oC, held at pressure/tracer point)  C     theta - potential temperature (oC, held at pressure/tracer point)
24  C     salt  - salinity (ppt, held at pressure/tracer point)  C     salt  - salinity (ppt, held at pressure/tracer point)
25  C     gX, gXNM1 - Time tendencies at current and prvious time levels.  C     gX, gxNm1 - Time tendencies at current and previous time levels.
26  C     uVelD  - D grid zonal velocity  C     etaH   - surface r-anomaly, advanced in time consistently
27  C     vVelD  - D grid meridional velocity  C              with 2.D flow divergence (Exact-Conservation):
28        COMMON /DYNVARS_R/  C                etaH^n+1 = etaH^n - delta_t*Div.(H^n U^n)  
29       &                   uVel,vVel,theta,salt,  C  note: a) used with "exactConserv" but strictly necessary for NonLinFreeSurf
30       &                   gu,gv,gt,gs,guNm1,gvNm1,gtNm1,gsNm1  C        b) same as etaN but not necessarely at the same time, e.g.:
31        _RL  uVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)  C           implicDiv2DFlow=0 => etaH=etaN ; =1 => etaH=etaNm1 ;
32        _RL  vVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)  
33        _RL  theta(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)  #ifdef ALLOW_ADAMSBASHFORTH_3
34        _RL  salt (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        COMMON /DYNVARS_R/
35        _RL  gu(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   etaN,
36        _RL  gv(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   uVel,vVel,wVel,theta,salt,
37        _RL  gt(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   gU,   gV,   gT,   gS,
38        _RL  gs(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   guNm, gvNm, gtNm, gsNm
39        _RL  guNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)  #else /* ALLOW_ADAMSBASHFORTH_3 */
40        _RL  gvNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        COMMON /DYNVARS_R/
41        _RL  gtNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   etaN,
42        _RL  gsNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)       &                   uVel,vVel,wVel,theta,salt,
43  #ifdef ALLOW_CD       &                   gU,   gV,   gT,   gS,
44        COMMON /DYNVARS_CD/       &                   guNm1,gvNm1,gtNm1,gsNm1
45       &                   uVelD, vVelD,  #endif /* ALLOW_ADAMSBASHFORTH_3 */
46       &                   cg2d_xNM1,        _RL  etaN  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
47       &                   uNM1,  vNM1,        _RL  uVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
48       &                   guCD, gvCD        _RL  vVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
49        _RL  uVeld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  wVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
50        _RL  vVeld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  theta(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
51        _RL  cg2d_xNM1 (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)        _RL  salt (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
52        _RL  uNm1  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gU(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
53        _RL  vNm1  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gV(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
54        _RL  guCD  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gT(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
55        _RL  gvCD  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz,nSx,nSy)        _RL  gS(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
56    #ifdef ALLOW_ADAMSBASHFORTH_3
57          _RL  guNm(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy,2)
58          _RL  gvNm(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy,2)
59          _RL  gtNm(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy,2)
60          _RL  gsNm(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy,2)
61    #else /* ALLOW_ADAMSBASHFORTH_3 */
62          _RL  guNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
63          _RL  gvNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
64          _RL  gtNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
65          _RL  gsNm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
66    #endif /* ALLOW_ADAMSBASHFORTH_3 */
67    
68          COMMON /DYNVARS_R_2/
69         &                   etaH
70          _RL  etaH  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
71    
72    cph(
73    cph the following block will eventually move to a separate
74    cph header file containing requires anomaly fields of control vars.
75    cph
76    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_DIFFKR_CONTROL))
77          COMMON /DYNVARS_DIFFKR/
78         &                       diffKr
79          _RL  diffKr (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
80    #endif
81    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_KAPGM_CONTROL))
82          COMMON /DYNVARS_KAPGM/
83         &                       kapgm
84          _RL  kapgm  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
85    #endif
86    #if (defined (ALLOW_AUTODIFF_TAMC) && defined (ALLOW_BOTTOMDRAG_CONTROL))
87          COMMON /DYNVARS_BOTTOMDRAG/
88         &                       bottomdragfld
89          _RL  bottomdragfld (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy)
90  #endif  #endif
91    cph
92    cph)
93    
94    C     diagnostic variables:
95    C     phiHydLow  :: Phi-Hydrostatic at r-lower boundary
96    C                  (bottom in z-coordinates, top in p-coordinates)
97    C     totPhiHyd :: total hydrostatic Potential (anomaly, for now),
98    C                  at cell center level ; includes surface contribution.
99    C                 (for diagnostic + used in Z-coord with EOS_funct_P)
100    C     IVDConvCount :: Impl.Vert.Diffusion convection counter:
101    C                   = 0 (not convecting) or 1 (convecting)
102          COMMON /DYNVARS_DIAG/ phiHydLow, totPhiHyd, IVDConvCount
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)
105          _RL  IVDConvCount(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
106            
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