6 |
CStartOfInterface |
CStartOfInterface |
7 |
SUBROUTINE GMREDI_SLOPE_PSI_B( |
SUBROUTINE GMREDI_SLOPE_PSI_B( |
8 |
I dSigmaDrW,dSigmaDrS, |
I dSigmaDrW,dSigmaDrS, |
9 |
I depthZ, |
I depthZ,K, |
10 |
U SlopeX, SlopeY, |
U SlopeX, SlopeY, |
11 |
O taperX, taperY, |
O taperX, taperY, |
12 |
I bi,bj, myThid ) |
I bi,bj, myThid ) |
15 |
C | o Calculate slopes for use in GM/Redi tensor | |
C | o Calculate slopes for use in GM/Redi tensor | |
16 |
C |==========================================================| |
C |==========================================================| |
17 |
C | On entry: | |
C | On entry: | |
18 |
C | dSigmaDrW conatins the d/dz Sigma | |
C | dSigmaDrW conatins the d/dz Sigma | |
19 |
C | SlopeX/Y contains X/Y gradients of sigma | |
C | SlopeX/Y contains X/Y gradients of sigma | |
20 |
C | depthZ conatins the height (m) of level | |
C | depthZ conatins the height (m) of level | |
21 |
C | On exit: | |
C | On exit: | |
22 |
C | dSigmaDrW conatins the effective dSig/dz | |
C | dSigmaDrW conatins the effective dSig/dz | |
23 |
C | SlopeX/Y contains X/Y slopes | |
C | SlopeX/Y contains X/Y slopes | |
24 |
C | taperFct contains tapering funct. value ; | |
C | taperFct contains tapering funct. value ; | |
25 |
C | = 1 when using no tapering | |
C | = 1 when using no tapering | |
32 |
#include "GMREDI.h" |
#include "GMREDI.h" |
33 |
#include "PARAMS.h" |
#include "PARAMS.h" |
34 |
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35 |
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#ifdef ALLOW_AUTODIFF_TAMC |
36 |
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#include "tamc.h" |
37 |
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#include "tamc_keys.h" |
38 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
39 |
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40 |
C == Routine arguments == |
C == Routine arguments == |
41 |
C |
C |
42 |
_RL SlopeX(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL SlopeX(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
46 |
_RL taperX(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL taperX(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
47 |
_RL taperY(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL taperY(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
48 |
_RL depthZ |
_RL depthZ |
49 |
INTEGER bi,bj,myThid |
INTEGER K,bi,bj,myThid |
50 |
CEndOfInterface |
CEndOfInterface |
51 |
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|
52 |
#ifdef ALLOW_GMREDI |
#ifdef ALLOW_GMREDI |
53 |
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#ifdef GM_BOLUS_ADVEC |
54 |
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|
55 |
C == Local variables == |
C == Local variables == |
56 |
_RL Small_Number |
_RL gradSmod(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
57 |
PARAMETER(Small_Number=1.D-12) |
_RL dSigmaDrLtd(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
58 |
_RL gradSmod,f1,Smod,f2,Rnondim,Cspd,Lrho |
_RL drdsigmaltd(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
59 |
_RL dSigmaDrLtd, dRdSigmaLtd |
_RL f1,Smod,f2,Rnondim,Cspd,Lrho |
60 |
_RL maxSlopeSqr |
_RL maxSlopeSqr |
61 |
_RL fpi |
_RL fpi |
62 |
PARAMETER(fpi=3.141592653589793047592d0) |
PARAMETER(fpi=3.141592653589793047592d0) |
63 |
INTEGER i,j |
INTEGER i,j |
64 |
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65 |
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#ifdef ALLOW_AUTODIFF_TAMC |
66 |
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act1 = bi - myBxLo(myThid) |
67 |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
68 |
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act2 = bj - myByLo(myThid) |
69 |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
70 |
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act3 = myThid - 1 |
71 |
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max3 = nTx*nTy |
72 |
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act4 = ikey_dynamics - 1 |
73 |
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ikey = (act1 + 1) + act2*max1 |
74 |
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& + act3*max1*max2 |
75 |
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& + act4*max1*max2*max3 |
76 |
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kkey = (ikey-1)*Nr + k |
77 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
78 |
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79 |
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#ifdef ALLOW_AUTODIFF_TAMC |
80 |
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CADJ STORE slopeX(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
81 |
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CADJ STORE slopeY(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
82 |
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#endif |
83 |
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84 |
IF (GM_taper_scheme.EQ.'orig' .OR. |
IF (GM_taper_scheme.EQ.'orig' .OR. |
85 |
& GM_taper_scheme.EQ.'clipping') THEN |
& GM_taper_scheme.EQ.'clipping') THEN |
86 |
|
|
87 |
C- Original implementation in mitgcmuv |
C- Original implementation in mitgcmuv |
88 |
C (this turns out to be the same as Cox slope clipping) |
C (this turns out to be the same as Cox slope clipping) |
89 |
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90 |
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C-- X-comp |
91 |
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92 |
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#ifdef ALLOW_AUTODIFF_TAMC |
93 |
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DO j=1-Oly+1,sNy+Oly-1 |
94 |
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DO i=1-Olx+1,sNx+Olx-1 |
95 |
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dSigmaDrLtd(i,j) = 0. _d 0 |
96 |
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ENDDO |
97 |
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ENDDO |
98 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
99 |
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100 |
C- Cox 1987 "Slope clipping" |
C- Cox 1987 "Slope clipping" |
101 |
DO j=1-Oly+1,sNy+Oly-1 |
DO j=1-Oly+1,sNy+Oly-1 |
102 |
DO i=1-Olx+1,sNx+Olx-1 |
DO i=1-Olx+1,sNx+Olx-1 |
103 |
|
dsigmadrltd(i,j) = -(GM_Small_Number+ |
104 |
c gradSmod=SlopeX(i,j)*SlopeX(i,j) |
& abs(SlopeX(i,j))*GM_rMaxSlope) |
105 |
c & +SlopeY(i,j)*SlopeY(i,j) |
ENDDO |
106 |
c if (gradSmod .NE. 0.) gradSmod=sqrt(gradSmod) |
ENDDO |
107 |
gradSmod=abs(SlopeX(i,j)) |
#ifdef ALLOW_AUTODIFF_TAMC |
108 |
|
CADJ STORE dSigmaDrltd(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
109 |
dSigmaDrLtd = -(Small_Number+gradSmod*GM_rMaxSlope) |
CADJ STORE dSigmaDrW(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
110 |
IF (dSigmaDrW(i,j).GE.dSigmaDrLtd) |
#endif |
111 |
& dSigmaDrW(i,j) = dSigmaDrLtd |
DO j=1-Oly+1,sNy+Oly-1 |
112 |
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DO i=1-Olx+1,sNx+Olx-1 |
113 |
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IF (dSigmaDrW(i,j).GE.dsigmadrltd(i,j)) |
114 |
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& dSigmaDrW(i,j) = dsigmadrltd(i,j) |
115 |
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ENDDO |
116 |
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ENDDO |
117 |
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#ifdef ALLOW_AUTODIFF_TAMC |
118 |
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CADJ STORE dSigmaDrW(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
119 |
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#endif |
120 |
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DO j=1-Oly+1,sNy+Oly-1 |
121 |
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DO i=1-Olx+1,sNx+Olx-1 |
122 |
SlopeX(i,j) = -SlopeX(i,j)/dSigmaDrW(i,j) |
SlopeX(i,j) = -SlopeX(i,j)/dSigmaDrW(i,j) |
123 |
|
taperX(i,j)=1. _d 0 |
124 |
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ENDDO |
125 |
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ENDDO |
126 |
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|
127 |
gradSmod=abs(SlopeY(i,j)) |
C-- Y-comp |
|
dSigmaDrLtd = -(Small_Number+gradSmod*GM_rMaxSlope) |
|
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IF (dSigmaDrS(i,j).GE.dSigmaDrLtd) |
|
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& dSigmaDrS(i,j) = dSigmaDrLtd |
|
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SlopeY(i,j) = -SlopeY(i,j)/dSigmaDrS(i,j) |
|
128 |
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|
129 |
taperX(i,j)=1. _d 0 |
#ifdef ALLOW_AUTODIFF_TAMC |
130 |
|
DO j=1-Oly+1,sNy+Oly-1 |
131 |
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DO i=1-Olx+1,sNx+Olx-1 |
132 |
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dSigmaDrLtd(i,j) = 0. _d 0 |
133 |
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ENDDO |
134 |
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ENDDO |
135 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
136 |
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DO j=1-Oly+1,sNy+Oly-1 |
137 |
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DO i=1-Olx+1,sNx+Olx-1 |
138 |
|
dsigmadrltd(i,j) = -(GM_Small_Number+ |
139 |
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& abs(SlopeY(i,j))*GM_rMaxSlope) |
140 |
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ENDDO |
141 |
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ENDDO |
142 |
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#ifdef ALLOW_AUTODIFF_TAMC |
143 |
|
CADJ STORE dSigmaDrltd(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
144 |
|
CADJ STORE dSigmaDrS(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
145 |
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#endif |
146 |
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DO j=1-Oly+1,sNy+Oly-1 |
147 |
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DO i=1-Olx+1,sNx+Olx-1 |
148 |
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IF (dSigmaDrS(i,j).GE.dsigmadrltd(i,j)) |
149 |
|
& dSigmaDrS(i,j) = dsigmadrltd(i,j) |
150 |
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ENDDO |
151 |
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ENDDO |
152 |
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#ifdef ALLOW_AUTODIFF_TAMC |
153 |
|
CADJ STORE dSigmaDrS(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
154 |
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#endif |
155 |
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DO j=1-Oly+1,sNy+Oly-1 |
156 |
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DO i=1-Olx+1,sNx+Olx-1 |
157 |
|
SlopeY(i,j) = -SlopeY(i,j)/dSigmaDrS(i,j) |
158 |
taperY(i,j)=1. _d 0 |
taperY(i,j)=1. _d 0 |
|
|
|
159 |
ENDDO |
ENDDO |
160 |
ENDDO |
ENDDO |
161 |
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|
162 |
ELSE |
ELSE |
163 |
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|
164 |
|
#ifdef ALLOW_AUTODIFF_TAMC |
165 |
|
CADJ STORE slopeX(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
166 |
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CADJ STORE dSigmaDrW(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
167 |
|
#endif |
168 |
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|
169 |
C- Compute the slope, no clipping, but avoid reverse slope in negatively |
C- Compute the slope, no clipping, but avoid reverse slope in negatively |
170 |
C stratified (Sigma_Z > 0) region : |
C stratified (Sigma_Z > 0) region : |
171 |
DO j=1-Oly+1,sNy+Oly-1 |
DO j=1-Oly+1,sNy+Oly-1 |
172 |
DO i=1-Olx+1,sNx+Olx-1 |
DO i=1-Olx+1,sNx+Olx-1 |
173 |
|
dsigmadrltd(i,j) = -GM_Small_Number |
174 |
dSigmaDrLtd = -Small_Number |
IF (dSigmaDrW(i,j).GE.dsigmadrltd(i,j)) |
175 |
IF (dSigmaDrW(i,j).GE.dSigmaDrLtd) |
& dSigmaDrW(i,j) = dsigmadrltd(i,j) |
176 |
& dSigmaDrW(i,j) = dSigmaDrLtd |
ENDDO |
177 |
dRdSigmaLtd = 1./dSigmaDrW(i,j) |
ENDDO |
178 |
|
#ifdef ALLOW_AUTODIFF_TAMC |
179 |
|
CADJ STORE dsigmadrW(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
180 |
|
#endif |
181 |
|
DO j=1-Oly+1,sNy+Oly-1 |
182 |
|
DO i=1-Olx+1,sNx+Olx-1 |
183 |
|
drdsigmaltd(i,j) = 1./dSigmaDrW(i,j) |
184 |
SlopeX(i,j) = -SlopeX(i,j)/dSigmaDrW(i,j) |
SlopeX(i,j) = -SlopeX(i,j)/dSigmaDrW(i,j) |
185 |
|
taperX(i,j)=1. _d 0 |
186 |
|
ENDDO |
187 |
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ENDDO |
188 |
|
|
189 |
dSigmaDrLtd = -Small_Number |
#ifdef ALLOW_AUTODIFF_TAMC |
190 |
IF (dSigmaDrS(i,j).GE.dSigmaDrLtd) |
CADJ STORE slopeY(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
191 |
& dSigmaDrS(i,j) = dSigmaDrLtd |
CADJ STORE dSigmaDrS(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
192 |
SlopeY(i,j) = -SlopeY(i,j)/dSigmaDrS(i,j) |
#endif |
|
|
|
|
c SlopeSqr(i,j)=SlopeX(i,j)*SlopeX(i,j) |
|
|
c & +SlopeY(i,j)*SlopeY(i,j) |
|
193 |
|
|
194 |
taperX(i,j)=1. _d 0 |
DO j=1-Oly+1,sNy+Oly-1 |
195 |
|
DO i=1-Olx+1,sNx+Olx-1 |
196 |
|
dsigmadrltd(i,j) = -GM_Small_Number |
197 |
|
IF (dSigmaDrS(i,j).GE.dsigmadrltd(i,j)) |
198 |
|
& dSigmaDrS(i,j) = dsigmadrltd(i,j) |
199 |
|
ENDDO |
200 |
|
ENDDO |
201 |
|
#ifdef ALLOW_AUTODIFF_TAMC |
202 |
|
CADJ STORE dsigmadrS(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
203 |
|
#endif |
204 |
|
DO j=1-Oly+1,sNy+Oly-1 |
205 |
|
DO i=1-Olx+1,sNx+Olx-1 |
206 |
|
SlopeY(i,j) = -SlopeY(i,j)/dSigmaDrS(i,j) |
207 |
taperY(i,j)=1. _d 0 |
taperY(i,j)=1. _d 0 |
|
|
|
208 |
ENDDO |
ENDDO |
209 |
ENDDO |
ENDDO |
210 |
|
|
211 |
C- Compute the tapering function for the GM+Redi tensor : |
C- Compute the tapering function for the GM+Redi tensor : |
212 |
|
|
213 |
|
#ifdef ALLOW_AUTODIFF_TAMC |
214 |
|
CADJ STORE slopeX(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
215 |
|
CADJ STORE slopeY(:,:) = comlev1_bibj_k, key=kkey, byte=isbyte |
216 |
|
#endif |
217 |
|
|
218 |
IF (GM_taper_scheme.EQ.'linear') THEN |
IF (GM_taper_scheme.EQ.'linear') THEN |
219 |
|
|
220 |
C- Simplest adiabatic tapering = Smax/Slope (linear) |
C- Simplest adiabatic tapering = Smax/Slope (linear) |
300 |
ENDIF |
ENDIF |
301 |
|
|
302 |
|
|
303 |
|
#endif /* BOLUS_ADVEC */ |
304 |
#endif /* ALLOW_GMREDI */ |
#endif /* ALLOW_GMREDI */ |
305 |
|
|
306 |
RETURN |
RETURN |