- Timestamp:
- 2017-12-01T18:44:09+01:00 (6 years ago)
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branches/2017/dev_CNRS_2017/NEMOGCM/NEMO/TOP_SRC/TRP/trcldf.F90
r7753 r8882 17 17 USE trc ! ocean passive tracers variables 18 18 USE oce_trc ! ocean dynamics and active tracers 19 USE ldfslp ! lateral diffusion: iso-neutral slope 19 USE ldftra ! lateral diffusion: eddy diffusivity & EIV coeff. 20 USE ldfslp ! Lateral diffusion: slopes of neutral surfaces 20 21 USE traldf_lap_blp ! lateral diffusion: lap/bilaplacian iso-level operator (tra_ldf_lap/_blp routine) 21 22 USE traldf_iso ! lateral diffusion: laplacian iso-neutral standard operator (tra_ldf_iso routine) … … 32 33 PUBLIC trc_ldf_ini 33 34 ! 35 LOGICAL , PUBLIC :: ln_trcldf_NONE !: No operator (no explicit lateral diffusion) 34 36 LOGICAL , PUBLIC :: ln_trcldf_lap !: laplacian operator 35 37 LOGICAL , PUBLIC :: ln_trcldf_blp !: bilaplacian operator … … 45 47 REAL(wp) :: rldf ! ratio between active and passive tracers diffusive coefficient 46 48 47 INTEGER :: nldf = 0! type of lateral diffusion used defined from ln_trcldf_... namlist logicals)49 INTEGER :: nldf ! type of lateral diffusion used defined from ln_trcldf_... namlist logicals) 48 50 49 51 !! * Substitutions … … 98 100 CASE ( np_lap ) ! iso-level laplacian 99 101 CALL tra_ldf_lap ( kt, nittrc000,'TRC', zahu, zahv, gtru, gtrv, gtrui, gtrvi, trb, tra, jptra, 1 ) 100 !101 102 CASE ( np_lap_i ) ! laplacian : standard iso-neutral operator (Madec) 102 103 CALL tra_ldf_iso ( kt, nittrc000,'TRC', zahu, zahv, gtru, gtrv, gtrui, gtrvi, trb, trb, tra, jptra, 1 ) 103 !104 104 CASE ( np_lap_it ) ! laplacian : triad iso-neutral operator (griffies) 105 105 CALL tra_ldf_triad( kt, nittrc000,'TRC', zahu, zahv, gtru, gtrv, gtrui, gtrvi, trb, trb, tra, jptra, 1 ) 106 !107 106 CASE ( np_blp , np_blp_i , np_blp_it ) ! bilaplacian: all operator (iso-level, -neutral) 108 107 CALL tra_ldf_blp ( kt, nittrc000,'TRC', zahu, zahv, gtru, gtrv, gtrui, gtrvi, trb , tra, jptra, nldf ) 109 !110 108 END SELECT 111 109 ! … … 148 146 NAMELIST/namtrc_ldf/ ln_trcldf_lap, ln_trcldf_blp, & 149 147 & ln_trcldf_lev, ln_trcldf_hor, ln_trcldf_iso, ln_trcldf_triad, & 150 & rn_ahtrc_0 , rn_bhtrc_0 , rn_fact_lap148 & rn_ahtrc_0 , rn_bhtrc_0 , rn_fact_lap 151 149 !!---------------------------------------------------------------------- 152 150 ! … … 166 164 WRITE(numout,*) ' Namelist namtrc_ldf : set lateral mixing parameters (type, direction, coefficients)' 167 165 WRITE(numout,*) ' operator' 166 WRITE(numout,*) ' no explicit diffusion ln_trcldf_NONE = ', ln_trcldf_NONE 168 167 WRITE(numout,*) ' laplacian ln_trcldf_lap = ', ln_trcldf_lap 169 168 WRITE(numout,*) ' bilaplacian ln_trcldf_blp = ', ln_trcldf_blp … … 182 181 ! ! control the namelist parameters 183 182 ioptio = 0 184 IF( ln_trcldf_ lap ) ioptio = ioptio + 1185 IF( ln_trcldf_ blp ) ioptio = ioptio + 1186 IF( ioptio > 1 ) CALL ctl_stop( 'trc_ldf_ctl: use ONE or NONE of the 2 lap/bilap operator type on tracer' )187 IF( ioptio == 0 ) nldf = np_no_ldf ! No lateral diffusion183 IF( ln_trcldf_NONE ) THEN ; nldf = np_no_ldf ; ioptio = ioptio + 1 ; ENDIF 184 IF( ln_trcldf_lap ) THEN ; ioptio = ioptio + 1 ; ENDIF 185 IF( ln_trcldf_blp ) THEN ; ioptio = ioptio + 1 ; ENDIF 186 IF( ioptio /= 1 ) CALL ctl_stop( 'trc_ldf_ini: use ONE of the 3 operator options (NONE/lap/blp)' ) 188 187 189 IF( ln_trcldf_lap .AND. ln_trcldf_blp ) CALL ctl_stop( 'trc_ldf_ctl: bilaplacian should be used on both TRC and TRA' ) 190 IF( ln_trcldf_blp .AND. ln_trcldf_lap ) CALL ctl_stop( 'trc_ldf_ctl: laplacian should be used on both TRC and TRA' ) 191 ! 192 ioptio = 0 193 IF( ln_trcldf_lev ) ioptio = ioptio + 1 194 IF( ln_trcldf_hor ) ioptio = ioptio + 1 195 IF( ln_trcldf_iso ) ioptio = ioptio + 1 196 IF( ioptio /= 1 ) CALL ctl_stop( 'trc_ldf_ctl: use only ONE direction (level/hor/iso)' ) 197 ! 198 ! defined the type of lateral diffusion from ln_trcldf_... logicals 199 ! CAUTION : nldf = 1 is used in trazdf_imp, change it carefully 200 ierr = 0 201 IF( ln_trcldf_lap ) THEN !== laplacian operator ==! 202 IF ( ln_zco ) THEN ! z-coordinate 203 IF ( ln_trcldf_lev ) nldf = np_lap ! iso-level = horizontal (no rotation) 204 IF ( ln_trcldf_hor ) nldf = np_lap ! iso-level = horizontal (no rotation) 205 IF ( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard ( rotation) 206 IF ( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad ( rotation) 188 IF( ln_trcldf_lap .AND. .NOT.ln_traldf_lap ) CALL ctl_stop( 'trc_ldf_ini: laplacian should be used on both TRC and TRA' ) 189 IF( ln_trcldf_blp .AND. .NOT.ln_traldf_blp ) CALL ctl_stop( 'trc_ldf_ini: bilaplacian should be used on both TRC and TRA' ) 190 ! 191 IF( .NOT.ln_trcldf_NONE ) THEN ! direction ==>> type of operator 192 ioptio = 0 193 IF( ln_trcldf_lev ) ioptio = ioptio + 1 194 IF( ln_trcldf_hor ) ioptio = ioptio + 1 195 IF( ln_trcldf_iso ) ioptio = ioptio + 1 196 IF( ioptio /= 1 ) CALL ctl_stop( 'trc_ldf_ini: use ONE direction (level/hor/iso)' ) 197 ! 198 ! defined the type of lateral diffusion from ln_trcldf_... logicals 199 ! CAUTION : nldf = 1 is used in trazdf_imp, change it carefully 200 ierr = 0 201 IF( ln_trcldf_lap ) THEN !== laplacian operator ==! 202 IF( ln_zco ) THEN ! z-coordinate 203 IF( ln_trcldf_lev ) nldf = np_lap ! iso-level = horizontal (no rotation) 204 IF( ln_trcldf_hor ) nldf = np_lap ! iso-level = horizontal (no rotation) 205 IF( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard ( rotation) 206 IF( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad ( rotation) 207 ENDIF 208 IF( ln_zps ) THEN ! z-coordinate with partial step 209 IF( ln_trcldf_lev ) ierr = 1 ! iso-level not allowed 210 IF( ln_trcldf_hor ) nldf = np_lap ! horizontal (no rotation) 211 IF( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard (rotation) 212 IF( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad (rotation) 213 ENDIF 214 IF( ln_sco ) THEN ! s-coordinate 215 IF( ln_trcldf_lev ) nldf = np_lap ! iso-level (no rotation) 216 IF( ln_trcldf_hor ) nldf = np_lap_it ! horizontal ( rotation) !!gm a checker.... 217 IF( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard (rotation) 218 IF( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad (rotation) 219 ENDIF 220 ! ! diffusivity ratio: passive / active tracers 221 IF( ABS(rn_aht_0) < 2._wp*TINY(1._wp) ) THEN 222 IF( ABS(rn_ahtrc_0) < 2._wp*TINY(1._wp) ) THEN 223 rldf = 1.0_wp 224 ELSE 225 CALL ctl_stop( 'trc_ldf_ctl : cannot define rldf, rn_aht_0==0, rn_ahtrc_0 /=0' ) 226 ENDIF 227 ELSE 228 rldf = rn_ahtrc_0 / rn_aht_0 229 ENDIF 207 230 ENDIF 208 IF ( ln_zps ) THEN ! z-coordinate with partial step 209 IF ( ln_trcldf_lev ) ierr = 1 ! iso-level not allowed 210 IF ( ln_trcldf_hor ) nldf = np_lap ! horizontal (no rotation) 211 IF ( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard (rotation) 212 IF ( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad (rotation) 231 ! 232 IF( ln_trcldf_blp ) THEN !== bilaplacian operator ==! 233 IF ( ln_zco ) THEN ! z-coordinate 234 IF ( ln_trcldf_lev ) nldf = np_blp ! iso-level = horizontal (no rotation) 235 IF ( ln_trcldf_hor ) nldf = np_blp ! iso-level = horizontal (no rotation) 236 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 237 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 238 ENDIF 239 IF ( ln_zps ) THEN ! z-coordinate with partial step 240 IF ( ln_trcldf_lev ) ierr = 1 ! iso-level not allowed 241 IF ( ln_trcldf_hor ) nldf = np_blp ! horizontal (no rotation) 242 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 243 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 244 ENDIF 245 IF ( ln_sco ) THEN ! s-coordinate 246 IF ( ln_trcldf_lev ) nldf = np_blp ! iso-level (no rotation) 247 IF ( ln_trcldf_hor ) nldf = np_blp_it ! horizontal ( rotation) !!gm a checker.... 248 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 249 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 250 ENDIF 251 ! ! diffusivity ratio: passive / active tracers 252 IF( ABS(rn_bht_0) < 2._wp*TINY(1._wp) ) THEN 253 IF( ABS(rn_bhtrc_0) < 2._wp*TINY(1._wp) ) THEN 254 rldf = 1.0_wp 255 ELSE 256 CALL ctl_stop( 'trc_ldf_ctl : cannot define rldf, rn_aht_0==0, rn_ahtrc_0 /=0' ) 257 ENDIF 258 ELSE 259 rldf = SQRT( ABS( rn_bhtrc_0 / rn_bht_0 ) ) 260 ENDIF 213 261 ENDIF 214 IF ( ln_sco ) THEN ! s-coordinate 215 IF ( ln_trcldf_lev ) nldf = np_lap ! iso-level (no rotation) 216 IF ( ln_trcldf_hor ) nldf = np_lap_it ! horizontal ( rotation) !!gm a checker.... 217 IF ( ln_trcldf_iso ) nldf = np_lap_i ! iso-neutral: standard (rotation) 218 IF ( ln_trcldf_triad ) nldf = np_lap_it ! iso-neutral: triad (rotation) 219 ENDIF 220 ! ! diffusivity ratio: passive / active tracers 221 IF( ABS(rn_aht_0) < 2._wp*TINY(1._wp) ) THEN 222 IF( ABS(rn_ahtrc_0) < 2._wp*TINY(1._wp) ) THEN 223 rldf = 1.0_wp 224 ELSE 225 CALL ctl_stop( 'trc_ldf_ctl : cannot define rldf, rn_aht_0==0, rn_ahtrc_0 /=0' ) 226 ENDIF 227 ELSE 228 rldf = rn_ahtrc_0 / rn_aht_0 229 ENDIF 230 ENDIF 231 ! 232 IF( ln_trcldf_blp ) THEN !== bilaplacian operator ==! 233 IF ( ln_zco ) THEN ! z-coordinate 234 IF ( ln_trcldf_lev ) nldf = np_blp ! iso-level = horizontal (no rotation) 235 IF ( ln_trcldf_hor ) nldf = np_blp ! iso-level = horizontal (no rotation) 236 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 237 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 238 ENDIF 239 IF ( ln_zps ) THEN ! z-coordinate with partial step 240 IF ( ln_trcldf_lev ) ierr = 1 ! iso-level not allowed 241 IF ( ln_trcldf_hor ) nldf = np_blp ! horizontal (no rotation) 242 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 243 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 244 ENDIF 245 IF ( ln_sco ) THEN ! s-coordinate 246 IF ( ln_trcldf_lev ) nldf = np_blp ! iso-level (no rotation) 247 IF ( ln_trcldf_hor ) nldf = np_blp_it ! horizontal ( rotation) !!gm a checker.... 248 IF ( ln_trcldf_iso ) nldf = np_blp_i ! iso-neutral: standard (rotation) 249 IF ( ln_trcldf_triad ) nldf = np_blp_it ! iso-neutral: triad (rotation) 250 ENDIF 251 ! ! diffusivity ratio: passive / active tracers 252 IF( ABS(rn_bht_0) < 2._wp*TINY(1._wp) ) THEN 253 IF( ABS(rn_bhtrc_0) < 2._wp*TINY(1._wp) ) THEN 254 rldf = 1.0_wp 255 ELSE 256 CALL ctl_stop( 'trc_ldf_ctl : cannot define rldf, rn_aht_0==0, rn_ahtrc_0 /=0' ) 257 ENDIF 258 ELSE 259 rldf = SQRT( ABS( rn_bhtrc_0 / rn_bht_0 ) ) 260 ENDIF 261 ENDIF 262 ! 263 IF( ierr == 1 ) CALL ctl_stop( 'trc_ldf_ctl: iso-level in z-partial step, not allowed' ) 264 IF( ln_ldfeiv .AND. .NOT.ln_trcldf_iso ) CALL ctl_stop( 'trc_ldf_ctl: eiv requires isopycnal laplacian diffusion' ) 262 ! 263 IF( ierr == 1 ) CALL ctl_stop( 'trc_ldf_ini: iso-level in z-partial step, not allowed' ) 264 ENDIF 265 ! 266 IF( ln_ldfeiv .AND. .NOT.ln_trcldf_iso ) CALL ctl_stop( 'trc_ldf_ini: eiv requires isopycnal laplacian diffusion' ) 265 267 IF( nldf == 1 .OR. nldf == 3 ) l_ldfslp = .TRUE. ! slope of neutral surfaces required 266 268 ! … … 268 270 WRITE(numout,*) 269 271 SELECT CASE( nldf ) 270 CASE( np_no_ldf ) ; WRITE(numout,*) ' 271 CASE( np_lap ) ; WRITE(numout,*) ' 272 CASE( np_lap_i ) ; WRITE(numout,*) ' 273 CASE( np_lap_it ) ; WRITE(numout,*) ' 274 CASE( np_blp ) ; WRITE(numout,*) ' 275 CASE( np_blp_i ) ; WRITE(numout,*) ' 276 CASE( np_blp_it ) ; WRITE(numout,*) ' 272 CASE( np_no_ldf ) ; WRITE(numout,*) ' ===>> NO lateral diffusion' 273 CASE( np_lap ) ; WRITE(numout,*) ' ===>> laplacian iso-level operator' 274 CASE( np_lap_i ) ; WRITE(numout,*) ' ===>> Rotated laplacian operator (standard)' 275 CASE( np_lap_it ) ; WRITE(numout,*) ' ===>> Rotated laplacian operator (triad)' 276 CASE( np_blp ) ; WRITE(numout,*) ' ===>> bilaplacian iso-level operator' 277 CASE( np_blp_i ) ; WRITE(numout,*) ' ===>> Rotated bilaplacian operator (standard)' 278 CASE( np_blp_it ) ; WRITE(numout,*) ' ===>> Rotated bilaplacian operator (triad)' 277 279 END SELECT 278 280 ENDIF 279 281 ! 280 282 END SUBROUTINE trc_ldf_ini 281 #else 282 !!---------------------------------------------------------------------- 283 !! Default option Empty module 284 !!---------------------------------------------------------------------- 285 CONTAINS 286 SUBROUTINE trc_ldf( kt ) 287 INTEGER, INTENT(in) :: kt 288 WRITE(*,*) 'trc_ldf: You should not have seen this print! error?', kt 289 END SUBROUTINE trc_ldf 283 290 284 #endif 291 285 !!======================================================================
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