| 1 |
jmc |
1.17 |
C $Header: $ |
| 2 |
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C $Name: $ |
| 3 |
adcroft |
1.1 |
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| 4 |
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#include "GMREDI_OPTIONS.h" |
| 5 |
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| 6 |
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CStartOfInterface |
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SUBROUTINE GMREDI_SLOPE_LIMIT( |
| 8 |
jmc |
1.8 |
I dSigmaDrReal, |
| 9 |
heimbach |
1.13 |
I depthZ,K, |
| 10 |
adcroft |
1.1 |
U SlopeX, SlopeY, |
| 11 |
heimbach |
1.13 |
U dSigmaDx, dSigmaDy, |
| 12 |
jmc |
1.8 |
O SlopeSqr, taperFct, |
| 13 |
adcroft |
1.1 |
I bi,bj, myThid ) |
| 14 |
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C /==========================================================\ |
| 15 |
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C | SUBROUTINE GMREDI_SLOPE_LIMIT | |
| 16 |
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C | o Calculate slopes for use in GM/Redi tensor | |
| 17 |
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C |==========================================================| |
| 18 |
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C | On entry: | |
| 19 |
jmc |
1.8 |
C | dSigmaDrReal conatins the d/dz Sigma | |
| 20 |
adcroft |
1.1 |
C | SlopeX/Y contains X/Y gradients of sigma | |
| 21 |
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C | depthZ conatins the height (m) of level | |
| 22 |
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C | On exit: | |
| 23 |
jmc |
1.8 |
C | dSigmaDrReal conatins the effective dSig/dz | |
| 24 |
adcroft |
1.1 |
C | SlopeX/Y contains X/Y slopes | |
| 25 |
jmc |
1.8 |
C | SlopeSqr contains Sx^2+Sy^2 | |
| 26 |
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C | taperFct contains tapering funct. value ; | |
| 27 |
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C | = 1 when using no tapering | |
| 28 |
adcroft |
1.1 |
C \==========================================================/ |
| 29 |
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IMPLICIT NONE |
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| 31 |
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C == Global variables == |
| 32 |
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#include "SIZE.h" |
| 33 |
heimbach |
1.12 |
#include "GRID.h" |
| 34 |
adcroft |
1.1 |
#include "EEPARAMS.h" |
| 35 |
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#include "GMREDI.h" |
| 36 |
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#include "PARAMS.h" |
| 37 |
heimbach |
1.10 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 38 |
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#include "tamc.h" |
| 39 |
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#include "tamc_keys.h" |
| 40 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
| 41 |
adcroft |
1.1 |
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| 42 |
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C == Routine arguments == |
| 43 |
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C |
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_RL SlopeX(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 45 |
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_RL SlopeY(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 46 |
heimbach |
1.13 |
_RL dSigmaDx(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 47 |
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_RL dSigmaDy(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 48 |
adcroft |
1.1 |
_RL dSigmaDrReal(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 49 |
jmc |
1.8 |
_RL SlopeSqr(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 50 |
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_RL taperFct(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 51 |
adcroft |
1.1 |
_RL depthZ |
| 52 |
heimbach |
1.13 |
INTEGER bi,bj,K,myThid |
| 53 |
adcroft |
1.1 |
CEndOfInterface |
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#ifdef ALLOW_GMREDI |
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C == Local variables == |
| 58 |
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_RL Small_Number |
| 59 |
heimbach |
1.12 |
_RL Small_Taper |
| 60 |
heimbach |
1.15 |
_RL Large_SlopeSqr |
| 61 |
jmc |
1.17 |
PARAMETER(Small_Number=1.D-12) |
| 62 |
heimbach |
1.12 |
PARAMETER(Small_Taper=1.D+03) |
| 63 |
jmc |
1.17 |
PARAMETER(Large_SlopeSqr=1.D+48) |
| 64 |
heimbach |
1.15 |
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| 65 |
heimbach |
1.10 |
_RL gradSmod(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL dSigmaDrLtd(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 67 |
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_RL dRdSigmaLtd(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 68 |
heimbach |
1.15 |
_RL tmpfld(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
| 69 |
heimbach |
1.10 |
_RL f1,Smod,f2,Rnondim,Cspd,Lrho |
| 70 |
jmc |
1.8 |
_RL maxSlopeSqr |
| 71 |
adcroft |
1.1 |
_RL fpi |
| 72 |
heimbach |
1.6 |
PARAMETER(fpi=3.141592653589793047592d0) |
| 73 |
adcroft |
1.1 |
INTEGER i,j |
| 74 |
jmc |
1.17 |
c Small_Number=GM_Small_Number |
| 75 |
adcroft |
1.1 |
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| 76 |
heimbach |
1.10 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 77 |
heimbach |
1.12 |
act1 = bi - myBxLo(myThid) |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
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act2 = bj - myByLo(myThid) |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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ikey = (act1 + 1) + act2*max1 |
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& + act3*max1*max2 |
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& + act4*max1*max2*max3 |
| 87 |
heimbach |
1.10 |
#endif /* ALLOW_AUTODIFF_TAMC */ |
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| 89 |
heimbach |
1.12 |
DO j=1-Oly+1,sNy+Oly-1 |
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DO i=1-Olx+1,sNx+Olx-1 |
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gradSmod(i,j) = 0. _d 0 |
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dSigmaDrLtd(i,j) = 0. _d 0 |
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heimbach |
1.15 |
tmpfld(i,j) = 0. _d 0 |
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heimbach |
1.12 |
ENDDO |
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ENDDO |
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jmc |
1.8 |
IF (GM_taper_scheme.EQ.'orig' .OR. |
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& GM_taper_scheme.EQ.'clipping') THEN |
| 99 |
adcroft |
1.1 |
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| 100 |
jmc |
1.17 |
#ifdef GM_TAPER_ORIG_CLIPPING |
| 101 |
heimbach |
1.13 |
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adcroft |
1.1 |
C- Original implementation in mitgcmuv |
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C (this turns out to be the same as Cox slope clipping) |
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jmc |
1.8 |
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C- Cox 1987 "Slope clipping" |
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adcroft |
1.1 |
DO j=1-Oly+1,sNy+Oly-1 |
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DO i=1-Olx+1,sNx+Olx-1 |
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jmc |
1.17 |
tmpfld(i,j) = dSigmaDx(i,j)*dSigmaDx(i,j) + |
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& dSigmaDy(i,j)*dSigmaDy(i,j) |
| 110 |
heimbach |
1.15 |
IF ( tmpfld(i,j) .EQ. 0. ) THEN |
| 111 |
heimbach |
1.12 |
gradSmod(i,j) = 0. _d 0 |
| 112 |
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ELSE |
| 113 |
heimbach |
1.15 |
gradSmod(i,j) = sqrt( tmpfld(i,j) ) |
| 114 |
heimbach |
1.12 |
ENDIF |
| 115 |
heimbach |
1.10 |
ENDDO |
| 116 |
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ENDDO |
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adcroft |
1.1 |
|
| 118 |
heimbach |
1.10 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 119 |
heimbach |
1.13 |
cnostore CADJ STORE gradSmod(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 120 |
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cnostore CADJ STORE dSigmaDrReal(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 121 |
heimbach |
1.10 |
#endif |
| 122 |
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| 123 |
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DO j=1-Oly+1,sNy+Oly-1 |
| 124 |
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DO i=1-Olx+1,sNx+Olx-1 |
| 125 |
heimbach |
1.12 |
IF (gradSmod(i,j) .NE. 0.) THEN |
| 126 |
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dSigmaDrLtd(i,j) = -gradSmod(i,j)*GM_rMaxSlope |
| 127 |
heimbach |
1.15 |
IF ( dSigmaDrReal(i,j) .GE. dSigmaDrLtd(i,j) ) |
| 128 |
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& dSigmaDrReal(i,j) = dSigmaDrLtd(i,j) |
| 129 |
heimbach |
1.12 |
ENDIF |
| 130 |
heimbach |
1.10 |
ENDDO |
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ENDDO |
| 132 |
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| 133 |
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#ifdef ALLOW_AUTODIFF_TAMC |
| 134 |
heimbach |
1.13 |
cnostore CADJ STORE slopeX(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 135 |
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cnostore CADJ STORE slopeY(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 136 |
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cnostore CADJ STORE dSigmaDrReal(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 137 |
heimbach |
1.10 |
#endif |
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| 139 |
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DO j=1-Oly+1,sNy+Oly-1 |
| 140 |
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DO i=1-Olx+1,sNx+Olx-1 |
| 141 |
heimbach |
1.12 |
IF (gradSmod(i,j) .EQ. 0.) THEN |
| 142 |
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SlopeX(i,j) = 0. _d 0 |
| 143 |
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SlopeY(i,j) = 0. _d 0 |
| 144 |
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ELSE |
| 145 |
heimbach |
1.13 |
dRdSigmaLtd(i,j) = 1./( dSigmaDrReal(i,j) ) |
| 146 |
jmc |
1.17 |
SlopeX(i,j)=-dSigmaDx(i,j)*dRdSigmaLtd(i,j) |
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SlopeY(i,j)=-dSigmaDy(i,j)*dRdSigmaLtd(i,j) |
| 148 |
heimbach |
1.12 |
ENDIF |
| 149 |
heimbach |
1.10 |
ENDDO |
| 150 |
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ENDDO |
| 151 |
adcroft |
1.1 |
|
| 152 |
heimbach |
1.10 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 153 |
heimbach |
1.13 |
cnostore CADJ STORE slopeX(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 154 |
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cnostore CADJ STORE slopeY(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 155 |
heimbach |
1.10 |
#endif |
| 156 |
jmc |
1.8 |
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| 157 |
heimbach |
1.10 |
DO j=1-Oly+1,sNy+Oly-1 |
| 158 |
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DO i=1-Olx+1,sNx+Olx-1 |
| 159 |
jmc |
1.8 |
SlopeSqr(i,j)=SlopeX(i,j)*SlopeX(i,j) |
| 160 |
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& +SlopeY(i,j)*SlopeY(i,j) |
| 161 |
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taperFct(i,j)=1. _d 0 |
| 162 |
adcroft |
1.1 |
ENDDO |
| 163 |
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ENDDO |
| 164 |
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| 165 |
jmc |
1.17 |
#else /* GM_TAPER_ORIG_CLIPPING */ |
| 166 |
heimbach |
1.13 |
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| 167 |
jmc |
1.17 |
STOP 'Need to compile with "#define GM_TAPER_ORIG_CLIPPING"' |
| 168 |
heimbach |
1.13 |
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| 169 |
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#endif /* GM_TAPER_ORIG_CLIPPING */ |
| 170 |
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| 171 |
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ELSE IF (GM_taper_scheme.EQ.'ac02') THEN |
| 172 |
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| 173 |
jmc |
1.17 |
#ifdef GM_TAPER_AC02 |
| 174 |
heimbach |
1.13 |
|
| 175 |
heimbach |
1.15 |
maxSlopeSqr = GM_maxSlope*GM_maxSlope |
| 176 |
heimbach |
1.13 |
DO j=1-Oly+1,sNy+Oly-1 |
| 177 |
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DO i=1-Olx+1,sNx+Olx-1 |
| 178 |
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dRdSigmaLtd(i,j)= |
| 179 |
heimbach |
1.15 |
& dSigmaDx(i,j)*dSigmaDx(i,j) |
| 180 |
heimbach |
1.13 |
& + dSigmaDy(i,j)*dSigmaDy(i,j) |
| 181 |
heimbach |
1.15 |
& + dSigmaDrReal(i,j)*dSigmaDrReal(i,j) |
| 182 |
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taperFct(i,j) = 1. _d 0 |
| 183 |
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c |
| 184 |
heimbach |
1.13 |
IF (dRdSigmaLtd(i,j).NE.0.) then |
| 185 |
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dRdSigmaLtd(i,j)=1. _d 0 |
| 186 |
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& / ( dRdSigmaLtd(i,j) ) |
| 187 |
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SlopeSqr(i,j)=(dSigmaDx(i,j)*dSigmaDx(i,j) |
| 188 |
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& +dSigmaDy(i,j)*dSigmaDy(i,j))*dRdSigmaLtd(i,j) |
| 189 |
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SlopeX(i,j)=-dSigmaDx(i,j) |
| 190 |
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& *dRdSigmaLtd(i,j)*dSigmaDrReal(i,j) |
| 191 |
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SlopeY(i,j)=-dSigmaDy(i,j) |
| 192 |
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& *dRdSigmaLtd(i,j)*dSigmaDrReal(i,j) |
| 193 |
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cph T11(i,j)=(dSigmaDrReal(i,j)**2)*dRdSigmaLtd(i,j) |
| 194 |
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ENDIF |
| 195 |
heimbach |
1.15 |
cph-- this part doesn't adjoint well |
| 196 |
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cph IF ( SlopeSqr(i,j) .GT. maxSlopeSqr .AND. |
| 197 |
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cph & SlopeSqr(i,j) .LT. Large_SlopeSqr ) THEN |
| 198 |
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cph taperFct(i,j) = maxSlopeSqr/SlopeSqr(i,j) |
| 199 |
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cph ELSE IF ( SlopeSqr(i,j) .GT. Large_SlopeSqr ) THEN |
| 200 |
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cph taperFct(i,j) = 0. _d 0 |
| 201 |
heimbach |
1.13 |
cph ENDIF |
| 202 |
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ENDDO |
| 203 |
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ENDDO |
| 204 |
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| 205 |
jmc |
1.17 |
#else /* GM_TAPER_AC02 */ |
| 206 |
heimbach |
1.13 |
|
| 207 |
jmc |
1.17 |
STOP 'Need to compile with "#define GM_TAPER_AC02"' |
| 208 |
heimbach |
1.13 |
|
| 209 |
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#endif /* GM_TAPER_AC02 */ |
| 210 |
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| 211 |
jmc |
1.8 |
ELSE |
| 212 |
adcroft |
1.1 |
|
| 213 |
jmc |
1.17 |
#ifdef GM_TAPER_REST |
| 214 |
heimbach |
1.13 |
|
| 215 |
heimbach |
1.12 |
C---------------------------------------------------------------------- |
| 216 |
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| 217 |
heimbach |
1.10 |
C- Compute the slope, no clipping, but avoid reverse slope in negatively |
| 218 |
jmc |
1.8 |
C stratified (Sigma_Z > 0) region : |
| 219 |
heimbach |
1.10 |
|
| 220 |
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#ifdef ALLOW_AUTODIFF_TAMC |
| 221 |
heimbach |
1.13 |
cnostore CADJ STORE dSigmaDrReal(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 222 |
heimbach |
1.10 |
#endif |
| 223 |
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| 224 |
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DO j=1-Oly+1,sNy+Oly-1 |
| 225 |
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DO i=1-Olx+1,sNx+Olx-1 |
| 226 |
heimbach |
1.12 |
IF ( dSigmaDrReal(i,j) .NE. 0. ) THEN |
| 227 |
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IF (dSigmaDrReal(i,j).GE.(-Small_Number)) |
| 228 |
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& dSigmaDrReal(i,j) = -Small_Number |
| 229 |
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ENDIF |
| 230 |
heimbach |
1.10 |
ENDDO |
| 231 |
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ENDDO |
| 232 |
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| 233 |
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#ifdef ALLOW_AUTODIFF_TAMC |
| 234 |
heimbach |
1.13 |
cnostore CADJ STORE dSigmaDx(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 235 |
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cnostore CADJ STORE dSigmaDy(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 236 |
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cnostore CADJ STORE dSigmaDrReal(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 237 |
heimbach |
1.10 |
#endif |
| 238 |
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| 239 |
adcroft |
1.1 |
DO j=1-Oly+1,sNy+Oly-1 |
| 240 |
|
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DO i=1-Olx+1,sNx+Olx-1 |
| 241 |
heimbach |
1.12 |
IF ( dSigmaDrReal(i,j) .EQ. 0. ) THEN |
| 242 |
heimbach |
1.14 |
IF ( dSigmaDx(i,j) .NE. 0. ) THEN |
| 243 |
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SlopeX(i,j) = SIGN(Small_taper,dSigmaDx(i,j)) |
| 244 |
|
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ELSE |
| 245 |
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SlopeX(i,j) = 0. _d 0 |
| 246 |
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ENDIF |
| 247 |
|
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IF ( dSigmaDy(i,j) .NE. 0. ) THEN |
| 248 |
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SlopeY(i,j) = SIGN(Small_taper,dSigmaDy(i,j)) |
| 249 |
|
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ELSE |
| 250 |
|
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SlopeY(i,j) = 0. _d 0 |
| 251 |
|
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ENDIF |
| 252 |
heimbach |
1.12 |
ELSE |
| 253 |
jmc |
1.17 |
dRdSigmaLtd(i,j) = 1. _d 0 / dSigmaDrReal(i,j) |
| 254 |
|
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SlopeX(i,j)=-dSigmaDx(i,j)*dRdSigmaLtd(i,j) |
| 255 |
|
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SlopeY(i,j)=-dSigmaDy(i,j)*dRdSigmaLtd(i,j) |
| 256 |
|
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c SlopeX(i,j) = -dSigmaDx(i,j)/dSigmaDrReal(i,j) |
| 257 |
|
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c SlopeY(i,j) = -dSigmaDy(i,j)/dSigmaDrReal(i,j) |
| 258 |
heimbach |
1.12 |
ENDIF |
| 259 |
heimbach |
1.10 |
ENDDO |
| 260 |
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ENDDO |
| 261 |
adcroft |
1.1 |
|
| 262 |
heimbach |
1.10 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 263 |
heimbach |
1.13 |
cnostore CADJ STORE slopeX(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 264 |
|
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cnostore CADJ STORE slopeY(:,:) = comlev1_bibj, key=ikey, byte=isbyte |
| 265 |
heimbach |
1.10 |
#endif |
| 266 |
jmc |
1.8 |
|
| 267 |
heimbach |
1.10 |
DO j=1-Oly+1,sNy+Oly-1 |
| 268 |
|
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DO i=1-Olx+1,sNx+Olx-1 |
| 269 |
heimbach |
1.12 |
SlopeSqr(i,j) = SlopeX(i,j)*SlopeX(i,j) |
| 270 |
|
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& +SlopeY(i,j)*SlopeY(i,j) |
| 271 |
|
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taperFct(i,j) = 1. _d 0 |
| 272 |
heimbach |
1.15 |
IF ( SlopeSqr(i,j) .GT. Large_SlopeSqr ) THEN |
| 273 |
|
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slopeSqr(i,j) = Large_SlopeSqr |
| 274 |
|
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taperFct(i,j) = 0. _d 0 |
| 275 |
jmc |
1.17 |
ENDIF |
| 276 |
jmc |
1.8 |
ENDDO |
| 277 |
|
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ENDDO |
| 278 |
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| 279 |
|
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C- Compute the tapering function for the GM+Redi tensor : |
| 280 |
|
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| 281 |
|
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IF (GM_taper_scheme.EQ.'linear') THEN |
| 282 |
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| 283 |
|
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C- Simplest adiabatic tapering = Smax/Slope (linear) |
| 284 |
|
|
maxSlopeSqr = GM_maxSlope*GM_maxSlope |
| 285 |
|
|
DO j=1-Oly+1,sNy+Oly-1 |
| 286 |
|
|
DO i=1-Olx+1,sNx+Olx-1 |
| 287 |
adcroft |
1.1 |
|
| 288 |
heimbach |
1.12 |
IF ( SlopeSqr(i,j) .EQ. 0. ) THEN |
| 289 |
|
|
taperFct(i,j) = 1. _d 0 |
| 290 |
heimbach |
1.15 |
ELSE IF ( SlopeSqr(i,j) .GT. maxSlopeSqr .AND. |
| 291 |
|
|
& SlopeSqr(i,j) .LT. Large_SlopeSqr ) THEN |
| 292 |
heimbach |
1.12 |
taperFct(i,j) = sqrt(maxSlopeSqr / SlopeSqr(i,j)) |
| 293 |
|
|
ENDIF |
| 294 |
adcroft |
1.1 |
|
| 295 |
|
|
ENDDO |
| 296 |
|
|
ENDDO |
| 297 |
|
|
|
| 298 |
jmc |
1.8 |
ELSEIF (GM_taper_scheme.EQ.'gkw91') THEN |
| 299 |
adcroft |
1.1 |
|
| 300 |
|
|
C- Gerdes, Koberle and Willebrand, Clim. Dyn. 1991 |
| 301 |
jmc |
1.8 |
maxSlopeSqr = GM_maxSlope*GM_maxSlope |
| 302 |
adcroft |
1.1 |
DO j=1-Oly+1,sNy+Oly-1 |
| 303 |
|
|
DO i=1-Olx+1,sNx+Olx-1 |
| 304 |
|
|
|
| 305 |
heimbach |
1.12 |
IF ( SlopeSqr(i,j) .EQ. 0. ) THEN |
| 306 |
|
|
taperFct(i,j) = 1. _d 0 |
| 307 |
heimbach |
1.15 |
ELSE IF ( SlopeSqr(i,j) .GT. maxSlopeSqr .AND. |
| 308 |
|
|
& SlopeSqr(i,j) .LT. Large_SlopeSqr ) THEN |
| 309 |
heimbach |
1.12 |
taperFct(i,j) = maxSlopeSqr/SlopeSqr(i,j) |
| 310 |
|
|
ENDIF |
| 311 |
adcroft |
1.1 |
|
| 312 |
|
|
ENDDO |
| 313 |
|
|
ENDDO |
| 314 |
|
|
|
| 315 |
jmc |
1.8 |
ELSEIF (GM_taper_scheme.EQ.'dm95') THEN |
| 316 |
adcroft |
1.1 |
|
| 317 |
|
|
C- Danabasoglu and McWilliams, J. Clim. 1995 |
| 318 |
|
|
DO j=1-Oly+1,sNy+Oly-1 |
| 319 |
|
|
DO i=1-Olx+1,sNx+Olx-1 |
| 320 |
|
|
|
| 321 |
heimbach |
1.12 |
IF ( SlopeSqr(i,j) .EQ. 0. ) THEN |
| 322 |
|
|
taperFct(i,j) = 1. _d 0 |
| 323 |
heimbach |
1.15 |
ELSE IF ( SlopeSqr(i,j) .LT. Large_SlopeSqr ) THEN |
| 324 |
heimbach |
1.12 |
Smod=sqrt(SlopeSqr(i,j)) |
| 325 |
heimbach |
1.16 |
taperFct(i,j)=op5*( 1. _d 0 + tanh( (GM_Scrit-Smod)/GM_Sd )) |
| 326 |
heimbach |
1.12 |
ENDIF |
| 327 |
adcroft |
1.1 |
ENDDO |
| 328 |
|
|
ENDDO |
| 329 |
|
|
|
| 330 |
jmc |
1.8 |
ELSEIF (GM_taper_scheme.EQ.'ldd97') THEN |
| 331 |
adcroft |
1.1 |
|
| 332 |
|
|
C- Large, Danabasoglu and Doney, JPO 1997 |
| 333 |
|
|
DO j=1-Oly+1,sNy+Oly-1 |
| 334 |
|
|
DO i=1-Olx+1,sNx+Olx-1 |
| 335 |
|
|
|
| 336 |
heimbach |
1.12 |
IF (SlopeSqr(i,j) .EQ. 0.) THEN |
| 337 |
|
|
taperFct(i,j) = 1. _d 0 |
| 338 |
heimbach |
1.15 |
ELSE IF ( SlopeSqr(i,j) .LT. Large_SlopeSqr ) THEN |
| 339 |
heimbach |
1.12 |
Smod=sqrt(SlopeSqr(i,j)) |
| 340 |
heimbach |
1.16 |
f1=op5*( 1. _d 0 + tanh( (GM_Scrit-Smod)/GM_Sd )) |
| 341 |
jmc |
1.17 |
Cspd=2. _d 0 |
| 342 |
heimbach |
1.12 |
Lrho=100. _d 3 |
| 343 |
jmc |
1.17 |
if (fCori(i,j,bi,bj).NE.0.) Lrho=Cspd/abs(fCori(i,j,bi,bj)) |
| 344 |
heimbach |
1.12 |
Lrho=min(Lrho , 100. _d 3) |
| 345 |
|
|
Lrho=max(Lrho , 15. _d 3) |
| 346 |
|
|
Rnondim=depthZ/(Lrho*Smod) |
| 347 |
heimbach |
1.16 |
f2=op5*( 1. _d 0 + sin( fpi*(Rnondim-op5))) |
| 348 |
heimbach |
1.12 |
taperFct(i,j)=f1*f2 |
| 349 |
|
|
ENDIF |
| 350 |
adcroft |
1.1 |
|
| 351 |
|
|
ENDDO |
| 352 |
|
|
ENDDO |
| 353 |
|
|
|
| 354 |
jmc |
1.9 |
ELSEIF (GM_taper_scheme.NE.' ') THEN |
| 355 |
|
|
STOP 'GMREDI_SLOPE_LIMIT: Bad GM_taper_scheme' |
| 356 |
jmc |
1.8 |
ENDIF |
| 357 |
heimbach |
1.13 |
|
| 358 |
jmc |
1.17 |
#else /* GM_TAPER_REST */ |
| 359 |
|
|
|
| 360 |
|
|
STOP 'Need to compile with "#define GM_TAPER_REST"' |
| 361 |
|
|
|
| 362 |
|
|
#endif /* GM_TAPER_REST */ |
| 363 |
adcroft |
1.1 |
|
| 364 |
jmc |
1.8 |
ENDIF |
| 365 |
adcroft |
1.1 |
|
| 366 |
|
|
|
| 367 |
|
|
#endif /* ALLOW_GMREDI */ |
| 368 |
|
|
|
| 369 |
|
|
RETURN |
| 370 |
|
|
END |
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