[12] | 1 | MODULE timeloop_gcm_mod |
---|
[151] | 2 | USE transfert_mod |
---|
| 3 | USE icosa |
---|
[133] | 4 | PRIVATE |
---|
[12] | 5 | |
---|
[151] | 6 | PUBLIC :: init_timeloop, timeloop |
---|
[133] | 7 | |
---|
| 8 | INTEGER, PARAMETER :: euler=1, rk4=2, mlf=3 |
---|
[186] | 9 | INTEGER, PARAMETER :: itau_sync=10 |
---|
[133] | 10 | |
---|
[186] | 11 | TYPE(t_message),SAVE :: req_ps0, req_mass0, req_theta_rhodz0, req_u0, req_q0 |
---|
[151] | 12 | |
---|
[186] | 13 | TYPE(t_field),POINTER,SAVE :: f_q(:) |
---|
| 14 | TYPE(t_field),POINTER,SAVE :: f_rhodz(:), f_mass(:), f_massm1(:), f_massm2(:), f_dmass(:) |
---|
| 15 | TYPE(t_field),POINTER,SAVE :: f_phis(:), f_ps(:),f_psm1(:), f_psm2(:), f_dps(:) |
---|
| 16 | TYPE(t_field),POINTER,SAVE :: f_u(:),f_um1(:),f_um2(:), f_du(:) |
---|
| 17 | TYPE(t_field),POINTER,SAVE :: f_theta_rhodz(:),f_theta_rhodzm1(:),f_theta_rhodzm2(:), f_dtheta_rhodz(:) |
---|
| 18 | TYPE(t_field),POINTER,SAVE :: f_hflux(:), f_wflux(:), f_hfluxt(:), f_wfluxt(:) |
---|
[151] | 19 | |
---|
[186] | 20 | INTEGER,SAVE :: nb_stage, matsuno_period, scheme |
---|
| 21 | !$OMP THREADPRIVATE(nb_stage, matsuno_period, scheme) |
---|
[151] | 22 | |
---|
| 23 | REAL(rstd),SAVE :: jD_cur, jH_cur |
---|
[186] | 24 | !$OMP THREADPRIVATE(jD_cur, jH_cur) |
---|
[151] | 25 | REAL(rstd),SAVE :: start_time |
---|
[186] | 26 | !$OMP THREADPRIVATE(start_time) |
---|
[12] | 27 | CONTAINS |
---|
| 28 | |
---|
[151] | 29 | SUBROUTINE init_timeloop |
---|
[19] | 30 | USE icosa |
---|
[15] | 31 | USE dissip_gcm_mod |
---|
[17] | 32 | USE caldyn_mod |
---|
[12] | 33 | USE etat0_mod |
---|
[159] | 34 | USE disvert_mod |
---|
[17] | 35 | USE guided_mod |
---|
| 36 | USE advect_tracer_mod |
---|
[81] | 37 | USE physics_mod |
---|
[131] | 38 | USE mpipara |
---|
[151] | 39 | USE omp_para |
---|
[145] | 40 | USE trace |
---|
[148] | 41 | USE transfert_mod |
---|
[151] | 42 | USE check_conserve_mod |
---|
[171] | 43 | USE output_field_mod |
---|
| 44 | USE write_field |
---|
[12] | 45 | IMPLICIT NONE |
---|
| 46 | |
---|
[159] | 47 | CHARACTER(len=255) :: def |
---|
[17] | 48 | |
---|
[149] | 49 | !---------------------------------------------------- |
---|
[186] | 50 | ! IF (TRIM(time_style)=='lmd') Then |
---|
[149] | 51 | |
---|
[186] | 52 | ! day_step=180 |
---|
| 53 | ! CALL getin('day_step',day_step) |
---|
[149] | 54 | |
---|
[186] | 55 | ! ndays=1 |
---|
| 56 | ! CALL getin('ndays',ndays) |
---|
[149] | 57 | |
---|
[186] | 58 | ! dt = daysec/REAL(day_step) |
---|
| 59 | ! itaumax = ndays*day_step |
---|
[149] | 60 | |
---|
[186] | 61 | ! calend = 'earth_360d' |
---|
| 62 | ! CALL getin('calend', calend) |
---|
[149] | 63 | |
---|
[186] | 64 | ! day_ini = 0 |
---|
| 65 | ! CALL getin('day_ini',day_ini) |
---|
[149] | 66 | |
---|
[186] | 67 | ! day_end = 0 |
---|
| 68 | ! CALL getin('day_end',day_end) |
---|
[149] | 69 | |
---|
[186] | 70 | ! annee_ref = 1998 |
---|
| 71 | ! CALL getin('annee_ref',annee_ref) |
---|
[149] | 72 | |
---|
[186] | 73 | ! start_time = 0 |
---|
| 74 | ! CALL getin('start_time',start_time) |
---|
[149] | 75 | |
---|
[186] | 76 | ! |
---|
| 77 | ! write_period=0 |
---|
| 78 | ! CALL getin('write_period',write_period) |
---|
| 79 | ! |
---|
| 80 | ! write_period=write_period/scale_factor |
---|
| 81 | ! itau_out=FLOOR(write_period/dt) |
---|
| 82 | ! |
---|
| 83 | ! PRINT *, 'Output frequency (scaled) set to ',write_period, ' : itau_out = ',itau_out |
---|
[149] | 84 | |
---|
[186] | 85 | ! mois = 1 ; heure = 0. |
---|
| 86 | ! call ymds2ju(annee_ref, mois, day_ref, heure, jD_ref) |
---|
| 87 | ! jH_ref = jD_ref - int(jD_ref) |
---|
| 88 | ! jD_ref = int(jD_ref) |
---|
| 89 | ! |
---|
| 90 | ! CALL ioconf_startdate(INT(jD_ref),jH_ref) |
---|
| 91 | ! write(*,*)'annee_ref, mois, day_ref, heure, jD_ref' |
---|
| 92 | ! write(*,*)annee_ref, mois, day_ref, heure, jD_ref |
---|
| 93 | ! write(*,*)"ndays,day_step,itaumax,dt======>" |
---|
| 94 | ! write(*,*)ndays,day_step,itaumax,dt |
---|
| 95 | ! call ju2ymds(jD_ref+jH_ref,an, mois, jour, heure) |
---|
| 96 | ! write(*,*)'jD_ref+jH_ref,an, mois, jour, heure' |
---|
| 97 | ! write(*,*)jD_ref+jH_ref,an, mois, jour, heure |
---|
| 98 | ! day_end = day_ini + ndays |
---|
| 99 | ! END IF |
---|
[149] | 100 | !---------------------------------------------------- |
---|
| 101 | |
---|
[171] | 102 | IF (xios_output) itau_out=1 |
---|
[186] | 103 | IF (.NOT. enable_io) itau_out=HUGE(itau_out) |
---|
[129] | 104 | |
---|
[159] | 105 | ! Time-independant orography |
---|
| 106 | CALL allocate_field(f_phis,field_t,type_real,name='phis') |
---|
| 107 | ! Trends |
---|
| 108 | CALL allocate_field(f_du,field_u,type_real,llm,name='du') |
---|
| 109 | CALL allocate_field(f_dtheta_rhodz,field_t,type_real,llm,name='dtheta_rhodz') |
---|
| 110 | ! Model state at current time step (RK/MLF/Euler) |
---|
| 111 | CALL allocate_field(f_ps,field_t,type_real, name='ps') |
---|
| 112 | CALL allocate_field(f_mass,field_t,type_real,llm,name='mass') |
---|
| 113 | CALL allocate_field(f_u,field_u,type_real,llm,name='u') |
---|
| 114 | CALL allocate_field(f_theta_rhodz,field_t,type_real,llm,name='theta_rhodz') |
---|
| 115 | ! Model state at previous time step (RK/MLF) |
---|
| 116 | CALL allocate_field(f_um1,field_u,type_real,llm,name='um1') |
---|
| 117 | CALL allocate_field(f_theta_rhodzm1,field_t,type_real,llm,name='theta_rhodzm1') |
---|
| 118 | ! Tracers |
---|
| 119 | CALL allocate_field(f_q,field_t,type_real,llm,nqtot) |
---|
| 120 | CALL allocate_field(f_rhodz,field_t,type_real,llm,name='rhodz') |
---|
| 121 | ! Mass fluxes |
---|
| 122 | CALL allocate_field(f_hflux,field_u,type_real,llm) ! instantaneous mass fluxes |
---|
| 123 | CALL allocate_field(f_hfluxt,field_u,type_real,llm) ! mass "fluxes" accumulated in time |
---|
| 124 | CALL allocate_field(f_wflux,field_t,type_real,llm+1) ! vertical mass fluxes |
---|
[162] | 125 | CALL allocate_field(f_dmass,field_t,type_real,llm, name='dmass') |
---|
[151] | 126 | |
---|
[159] | 127 | IF(caldyn_eta == eta_mass) THEN ! eta = mass coordinate (default) |
---|
| 128 | CALL allocate_field(f_dps,field_t,type_real,name='dps') |
---|
| 129 | CALL allocate_field(f_psm1,field_t,type_real,name='psm1') |
---|
| 130 | CALL allocate_field(f_wfluxt,field_t,type_real,llm+1,name='wfluxt') |
---|
| 131 | ! the following are unused but must point to something |
---|
[162] | 132 | ! f_massm1 => f_mass |
---|
[159] | 133 | ELSE ! eta = Lagrangian vertical coordinate |
---|
[162] | 134 | CALL allocate_field(f_massm1,field_t,type_real,llm, name='massm1') |
---|
[159] | 135 | ! the following are unused but must point to something |
---|
| 136 | f_wfluxt => f_wflux |
---|
| 137 | f_dps => f_phis |
---|
| 138 | f_psm1 => f_phis |
---|
| 139 | END IF |
---|
[151] | 140 | |
---|
[159] | 141 | def='runge_kutta' |
---|
| 142 | CALL getin('scheme',def) |
---|
| 143 | |
---|
| 144 | SELECT CASE (TRIM(def)) |
---|
[151] | 145 | CASE('euler') |
---|
| 146 | scheme=euler |
---|
| 147 | nb_stage=1 |
---|
| 148 | CASE ('runge_kutta') |
---|
| 149 | scheme=rk4 |
---|
| 150 | nb_stage=4 |
---|
| 151 | CASE ('leapfrog_matsuno') |
---|
| 152 | scheme=mlf |
---|
| 153 | matsuno_period=5 |
---|
| 154 | CALL getin('matsuno_period',matsuno_period) |
---|
| 155 | nb_stage=matsuno_period+1 |
---|
[129] | 156 | ! Model state 2 time steps ago (MLF) |
---|
[151] | 157 | CALL allocate_field(f_theta_rhodzm2,field_t,type_real,llm) |
---|
| 158 | CALL allocate_field(f_um2,field_u,type_real,llm) |
---|
[159] | 159 | IF(caldyn_eta == eta_mass) THEN ! eta = mass coordinate (default) |
---|
| 160 | CALL allocate_field(f_psm2,field_t,type_real) |
---|
| 161 | ! the following are unused but must point to something |
---|
| 162 | f_massm2 => f_mass |
---|
| 163 | ELSE ! eta = Lagrangian vertical coordinate |
---|
| 164 | CALL allocate_field(f_massm2,field_t,type_real,llm) |
---|
| 165 | ! the following are unused but must point to something |
---|
| 166 | f_psm2 => f_phis |
---|
| 167 | END IF |
---|
| 168 | |
---|
[151] | 169 | CASE default |
---|
[159] | 170 | PRINT*,'Bad selector for variable scheme : <', TRIM(def), & |
---|
[151] | 171 | ' > options are <euler>, <runge_kutta>, <leapfrog_matsuno>' |
---|
| 172 | STOP |
---|
| 173 | END SELECT |
---|
| 174 | |
---|
| 175 | |
---|
| 176 | CALL init_dissip |
---|
| 177 | CALL init_caldyn |
---|
| 178 | CALL init_guided |
---|
| 179 | CALL init_advect_tracer |
---|
| 180 | CALL init_check_conserve |
---|
| 181 | CALL init_physics |
---|
[186] | 182 | |
---|
[159] | 183 | CALL etat0(f_ps,f_mass,f_phis,f_theta_rhodz,f_u, f_q) |
---|
[151] | 184 | |
---|
| 185 | CALL transfert_request(f_phis,req_i0) |
---|
| 186 | CALL transfert_request(f_phis,req_i1) |
---|
| 187 | CALL writefield("phis",f_phis,once=.TRUE.) |
---|
| 188 | |
---|
| 189 | CALL init_message(f_ps,req_i0,req_ps0) |
---|
[162] | 190 | CALL init_message(f_mass,req_i0,req_mass0) |
---|
[151] | 191 | CALL init_message(f_theta_rhodz,req_i0,req_theta_rhodz0) |
---|
| 192 | CALL init_message(f_u,req_e0_vect,req_u0) |
---|
| 193 | CALL init_message(f_q,req_i0,req_q0) |
---|
| 194 | |
---|
| 195 | END SUBROUTINE init_timeloop |
---|
[12] | 196 | |
---|
[151] | 197 | SUBROUTINE timeloop |
---|
| 198 | USE icosa |
---|
| 199 | USE dissip_gcm_mod |
---|
[159] | 200 | USE disvert_mod |
---|
[151] | 201 | USE caldyn_mod |
---|
[162] | 202 | USE caldyn_gcm_mod, ONLY : req_ps, req_mass |
---|
[151] | 203 | USE etat0_mod |
---|
| 204 | USE guided_mod |
---|
| 205 | USE advect_tracer_mod |
---|
| 206 | USE physics_mod |
---|
| 207 | USE mpipara |
---|
| 208 | USE omp_para |
---|
| 209 | USE trace |
---|
| 210 | USE transfert_mod |
---|
| 211 | USE check_conserve_mod |
---|
[171] | 212 | USE xios_mod |
---|
| 213 | USE output_field_mod |
---|
[151] | 214 | IMPLICIT NONE |
---|
| 215 | REAL(rstd),POINTER :: q(:,:,:) |
---|
[159] | 216 | REAL(rstd),POINTER :: phis(:), ps(:) ,psm1(:), psm2(:), dps(:) |
---|
| 217 | REAL(rstd),POINTER :: u(:,:) , um1(:,:), um2(:,:), du(:,:) |
---|
| 218 | REAL(rstd),POINTER :: rhodz(:,:), mass(:,:), massm1(:,:), massm2(:,:), dmass(:,:) |
---|
| 219 | REAL(rstd),POINTER :: theta_rhodz(:,:) , theta_rhodzm1(:,:), theta_rhodzm2(:,:), dtheta_rhodz(:,:) |
---|
[151] | 220 | REAL(rstd),POINTER :: hflux(:,:),wflux(:,:),hfluxt(:,:),wfluxt(:,:) |
---|
[12] | 221 | |
---|
[151] | 222 | INTEGER :: ind |
---|
| 223 | INTEGER :: it,i,j,n, stage |
---|
| 224 | LOGICAL :: fluxt_zero(ndomain) ! set to .TRUE. to start accumulating fluxes in time |
---|
| 225 | LOGICAL, PARAMETER :: check=.FALSE. |
---|
[186] | 226 | INTEGER :: start_clock |
---|
| 227 | INTEGER :: stop_clock |
---|
| 228 | INTEGER :: rate_clock |
---|
| 229 | |
---|
[159] | 230 | CALL caldyn_BC(f_phis, f_wflux) ! set constant values in first/last interfaces |
---|
[157] | 231 | |
---|
[186] | 232 | !!$OMP BARRIER |
---|
[133] | 233 | DO ind=1,ndomain |
---|
[202] | 234 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[133] | 235 | CALL swap_dimensions(ind) |
---|
| 236 | CALL swap_geometry(ind) |
---|
[162] | 237 | rhodz=f_rhodz(ind); mass=f_mass(ind); ps=f_ps(ind) |
---|
| 238 | IF(caldyn_eta==eta_mass) THEN |
---|
| 239 | CALL compute_rhodz(.TRUE., ps, rhodz) ! save rhodz for transport scheme before dynamics update ps |
---|
| 240 | ELSE |
---|
| 241 | rhodz(:,:)=mass(:,:) |
---|
| 242 | END IF |
---|
[133] | 243 | END DO |
---|
[138] | 244 | fluxt_zero=.TRUE. |
---|
[132] | 245 | |
---|
[186] | 246 | !$OMP MASTER |
---|
| 247 | CALL SYSTEM_CLOCK(start_clock) |
---|
| 248 | !$OMP END MASTER |
---|
| 249 | |
---|
| 250 | CALL trace_on |
---|
| 251 | |
---|
[12] | 252 | DO it=0,itaumax |
---|
[171] | 253 | |
---|
[200] | 254 | IF (xios_output) CALL xios_update_calendar(it) |
---|
[148] | 255 | IF (MOD(it,itau_sync)==0) THEN |
---|
[151] | 256 | CALL send_message(f_ps,req_ps0) |
---|
[186] | 257 | CALL wait_message(req_ps0) |
---|
[162] | 258 | CALL send_message(f_mass,req_mass0) |
---|
[186] | 259 | CALL wait_message(req_mass0) |
---|
[151] | 260 | CALL send_message(f_theta_rhodz,req_theta_rhodz0) |
---|
[186] | 261 | CALL wait_message(req_theta_rhodz0) |
---|
[151] | 262 | CALL send_message(f_u,req_u0) |
---|
[186] | 263 | CALL wait_message(req_u0) |
---|
[151] | 264 | CALL send_message(f_q,req_q0) |
---|
| 265 | CALL wait_message(req_q0) |
---|
[186] | 266 | |
---|
| 267 | ! CALL wait_message(req_ps0) |
---|
| 268 | ! CALL wait_message(req_mass0) |
---|
| 269 | ! CALL wait_message(req_theta_rhodz0) |
---|
| 270 | ! CALL wait_message(req_u0) |
---|
| 271 | ! CALL wait_message(req_q0) |
---|
[148] | 272 | ENDIF |
---|
[186] | 273 | |
---|
| 274 | !$OMP MASTER |
---|
| 275 | IF (is_mpi_root) PRINT *,"It No :",It," t :",dt*It |
---|
| 276 | !$OMP END MASTER |
---|
[63] | 277 | IF (mod(it,itau_out)==0 ) THEN |
---|
[81] | 278 | CALL update_time_counter(dt*it) |
---|
[171] | 279 | CALL output_field("q",f_q) |
---|
[151] | 280 | CALL check_conserve(f_ps,f_dps,f_u,f_theta_rhodz,f_phis,it) |
---|
[63] | 281 | ENDIF |
---|
[151] | 282 | |
---|
| 283 | CALL guided(it*dt,f_ps,f_theta_rhodz,f_u,f_q) |
---|
[129] | 284 | |
---|
| 285 | DO stage=1,nb_stage |
---|
| 286 | CALL caldyn((stage==1) .AND. (MOD(it,itau_out)==0), & |
---|
[159] | 287 | f_phis,f_ps,f_mass,f_theta_rhodz,f_u, f_q, & |
---|
[162] | 288 | f_hflux, f_wflux, f_dps, f_dmass, f_dtheta_rhodz, f_du) |
---|
[133] | 289 | SELECT CASE (scheme) |
---|
| 290 | CASE(euler) |
---|
| 291 | CALL euler_scheme(.TRUE.) |
---|
| 292 | CASE (rk4) |
---|
[129] | 293 | CALL rk_scheme(stage) |
---|
[133] | 294 | CASE (mlf) |
---|
[129] | 295 | CALL leapfrog_matsuno_scheme(stage) |
---|
[133] | 296 | CASE DEFAULT |
---|
[129] | 297 | STOP |
---|
| 298 | END SELECT |
---|
| 299 | END DO |
---|
[130] | 300 | |
---|
[148] | 301 | IF (MOD(it+1,itau_dissip)==0) THEN |
---|
[186] | 302 | ! CALL send_message(f_ps,req_ps) |
---|
| 303 | ! CALL wait_message(req_ps) |
---|
| 304 | |
---|
[167] | 305 | IF(caldyn_eta==eta_mass) THEN |
---|
| 306 | DO ind=1,ndomain |
---|
[186] | 307 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[167] | 308 | CALL swap_dimensions(ind) |
---|
| 309 | CALL swap_geometry(ind) |
---|
| 310 | mass=f_mass(ind); ps=f_ps(ind); |
---|
| 311 | CALL compute_rhodz(.TRUE., ps, mass) |
---|
| 312 | END DO |
---|
| 313 | ENDIF |
---|
[186] | 314 | ! CALL send_message(f_mass,req_mass) |
---|
| 315 | ! CALL wait_message(req_mass) |
---|
[167] | 316 | CALL dissip(f_u,f_du,f_mass,f_phis, f_theta_rhodz,f_dtheta_rhodz) |
---|
[186] | 317 | ! CALL send_message(f_mass,req_mass) |
---|
| 318 | ! CALL wait_message(req_mass) |
---|
[167] | 319 | CALL euler_scheme(.FALSE.) ! update only u, theta |
---|
| 320 | END IF |
---|
[130] | 321 | |
---|
[133] | 322 | IF(MOD(it+1,itau_adv)==0) THEN |
---|
[138] | 323 | |
---|
[135] | 324 | CALL advect_tracer(f_hfluxt,f_wfluxt,f_u, f_q,f_rhodz) ! update q and rhodz after RK step |
---|
[134] | 325 | fluxt_zero=.TRUE. |
---|
[138] | 326 | |
---|
| 327 | ! FIXME : check that rhodz is consistent with ps |
---|
[148] | 328 | IF (check) THEN |
---|
| 329 | DO ind=1,ndomain |
---|
[186] | 330 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[148] | 331 | CALL swap_dimensions(ind) |
---|
| 332 | CALL swap_geometry(ind) |
---|
[151] | 333 | rhodz=f_rhodz(ind); ps=f_ps(ind); |
---|
[148] | 334 | CALL compute_rhodz(.FALSE., ps, rhodz) |
---|
| 335 | END DO |
---|
| 336 | ENDIF |
---|
[151] | 337 | |
---|
[133] | 338 | END IF |
---|
[151] | 339 | |
---|
| 340 | |
---|
| 341 | |
---|
[149] | 342 | !---------------------------------------------------- |
---|
[171] | 343 | ! jD_cur = jD_ref + day_ini - day_ref + it/day_step |
---|
| 344 | ! jH_cur = jH_ref + start_time + mod(it,day_step)/float(day_step) |
---|
| 345 | ! jD_cur = jD_cur + int(jH_cur) |
---|
| 346 | ! jH_cur = jH_cur - int(jH_cur) |
---|
[170] | 347 | CALL physics(it,jD_cur,jH_cur,f_phis, f_ps, f_theta_rhodz, f_u, f_q) |
---|
[186] | 348 | |
---|
[129] | 349 | ENDDO |
---|
[151] | 350 | |
---|
[186] | 351 | CALL check_conserve(f_ps,f_dps,f_u,f_theta_rhodz,f_phis,it) |
---|
| 352 | |
---|
| 353 | !$OMP MASTER |
---|
| 354 | CALL SYSTEM_CLOCK(stop_clock) |
---|
| 355 | CALL SYSTEM_CLOCK(count_rate=rate_clock) |
---|
| 356 | |
---|
| 357 | IF (mpi_rank==0) THEN |
---|
| 358 | PRINT *,"Time elapsed : ",(stop_clock-start_clock)*1./rate_clock |
---|
| 359 | ENDIF |
---|
| 360 | !$OMP END MASTER |
---|
[129] | 361 | |
---|
[12] | 362 | CONTAINS |
---|
| 363 | |
---|
[130] | 364 | SUBROUTINE Euler_scheme(with_dps) |
---|
[12] | 365 | IMPLICIT NONE |
---|
[130] | 366 | LOGICAL :: with_dps |
---|
| 367 | INTEGER :: ind |
---|
[148] | 368 | INTEGER :: i,j,ij,l |
---|
[145] | 369 | CALL trace_start("Euler_scheme") |
---|
| 370 | |
---|
[130] | 371 | DO ind=1,ndomain |
---|
[186] | 372 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[138] | 373 | CALL swap_dimensions(ind) |
---|
| 374 | CALL swap_geometry(ind) |
---|
[148] | 375 | |
---|
[162] | 376 | IF(with_dps) THEN ! update ps/mass |
---|
| 377 | IF(caldyn_eta==eta_mass) THEN ! update ps |
---|
| 378 | ps=f_ps(ind) ; dps=f_dps(ind) ; |
---|
| 379 | IF (omp_first) THEN |
---|
[174] | 380 | !$SIMD |
---|
| 381 | DO ij=ij_begin,ij_end |
---|
| 382 | ps(ij)=ps(ij)+dt*dps(ij) |
---|
[162] | 383 | ENDDO |
---|
| 384 | ENDIF |
---|
| 385 | ELSE ! update mass |
---|
| 386 | mass=f_mass(ind) ; dmass=f_dmass(ind) ; |
---|
| 387 | DO l=1,llm |
---|
[174] | 388 | !$SIMD |
---|
| 389 | DO ij=ij_begin,ij_end |
---|
| 390 | mass(ij,l)=mass(ij,l)+dt*dmass(ij,l) |
---|
[162] | 391 | ENDDO |
---|
| 392 | END DO |
---|
| 393 | END IF |
---|
| 394 | |
---|
| 395 | hflux=f_hflux(ind); hfluxt=f_hfluxt(ind) |
---|
| 396 | wflux=f_wflux(ind); wfluxt=f_wfluxt(ind) |
---|
| 397 | CALL accumulate_fluxes(hflux,wflux,hfluxt,wfluxt,dt,fluxt_zero(ind)) |
---|
| 398 | END IF ! update ps/mass |
---|
[148] | 399 | |
---|
[130] | 400 | u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
---|
| 401 | du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
[148] | 402 | |
---|
[151] | 403 | DO l=ll_begin,ll_end |
---|
[174] | 404 | !$SIMD |
---|
| 405 | DO ij=ij_begin,ij_end |
---|
[148] | 406 | u(ij+u_right,l)=u(ij+u_right,l)+dt*du(ij+u_right,l) |
---|
| 407 | u(ij+u_lup,l)=u(ij+u_lup,l)+dt*du(ij+u_lup,l) |
---|
| 408 | u(ij+u_ldown,l)=u(ij+u_ldown,l)+dt*du(ij+u_ldown,l) |
---|
| 409 | theta_rhodz(ij,l)=theta_rhodz(ij,l)+dt*dtheta_rhodz(ij,l) |
---|
| 410 | ENDDO |
---|
| 411 | ENDDO |
---|
[130] | 412 | ENDDO |
---|
[133] | 413 | |
---|
[145] | 414 | CALL trace_end("Euler_scheme") |
---|
| 415 | |
---|
[12] | 416 | END SUBROUTINE Euler_scheme |
---|
[120] | 417 | |
---|
[129] | 418 | SUBROUTINE RK_scheme(stage) |
---|
[120] | 419 | IMPLICIT NONE |
---|
| 420 | INTEGER :: ind, stage |
---|
[129] | 421 | REAL(rstd), DIMENSION(4), PARAMETER :: coef = (/ .25, 1./3., .5, 1. /) |
---|
[120] | 422 | REAL(rstd) :: tau |
---|
[148] | 423 | INTEGER :: i,j,ij,l |
---|
[145] | 424 | |
---|
| 425 | CALL trace_start("RK_scheme") |
---|
[120] | 426 | |
---|
| 427 | tau = dt*coef(stage) |
---|
[151] | 428 | |
---|
[159] | 429 | ! if mass coordinate, deal with ps first on one core |
---|
| 430 | IF(caldyn_eta==eta_mass) THEN |
---|
| 431 | IF (omp_first) THEN |
---|
[162] | 432 | |
---|
[159] | 433 | DO ind=1,ndomain |
---|
[186] | 434 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[159] | 435 | CALL swap_dimensions(ind) |
---|
| 436 | CALL swap_geometry(ind) |
---|
[162] | 437 | ps=f_ps(ind) ; psm1=f_psm1(ind) ; dps=f_dps(ind) |
---|
[159] | 438 | |
---|
| 439 | IF (stage==1) THEN ! first stage : save model state in XXm1 |
---|
[174] | 440 | !$SIMD |
---|
| 441 | DO ij=ij_begin,ij_end |
---|
| 442 | psm1(ij)=ps(ij) |
---|
| 443 | ENDDO |
---|
[159] | 444 | ENDIF |
---|
| 445 | |
---|
| 446 | ! updates are of the form x1 := x0 + tau*f(x1) |
---|
[174] | 447 | !$SIMD |
---|
| 448 | DO ij=ij_begin,ij_end |
---|
| 449 | ps(ij)=psm1(ij)+tau*dps(ij) |
---|
[151] | 450 | ENDDO |
---|
[159] | 451 | ENDDO |
---|
| 452 | ENDIF |
---|
[186] | 453 | ! CALL send_message(f_ps,req_ps) |
---|
| 454 | !ym no overlap for now |
---|
| 455 | ! CALL wait_message(req_ps) |
---|
[162] | 456 | |
---|
| 457 | ELSE ! Lagrangian coordinate, deal with mass |
---|
| 458 | DO ind=1,ndomain |
---|
[186] | 459 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[162] | 460 | CALL swap_dimensions(ind) |
---|
| 461 | CALL swap_geometry(ind) |
---|
| 462 | mass=f_mass(ind); dmass=f_dmass(ind); massm1=f_massm1(ind) |
---|
| 463 | |
---|
| 464 | IF (stage==1) THEN ! first stage : save model state in XXm1 |
---|
| 465 | DO l=ll_begin,ll_end |
---|
[174] | 466 | !$SIMD |
---|
| 467 | DO ij=ij_begin,ij_end |
---|
| 468 | massm1(ij,l)=mass(ij,l) |
---|
| 469 | ENDDO |
---|
[162] | 470 | ENDDO |
---|
| 471 | END IF |
---|
| 472 | |
---|
| 473 | ! updates are of the form x1 := x0 + tau*f(x1) |
---|
| 474 | DO l=ll_begin,ll_end |
---|
[174] | 475 | !$SIMD |
---|
| 476 | DO ij=ij_begin,ij_end |
---|
| 477 | mass(ij,l)=massm1(ij,l)+tau*dmass(ij,l) |
---|
[162] | 478 | ENDDO |
---|
| 479 | ENDDO |
---|
| 480 | END DO |
---|
[186] | 481 | ! CALL send_message(f_mass,req_mass) |
---|
| 482 | !ym no overlap for now |
---|
| 483 | ! CALL wait_message(req_mass) |
---|
[162] | 484 | |
---|
[159] | 485 | END IF |
---|
[151] | 486 | |
---|
[159] | 487 | ! now deal with other prognostic variables |
---|
[120] | 488 | DO ind=1,ndomain |
---|
[186] | 489 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[138] | 490 | CALL swap_dimensions(ind) |
---|
| 491 | CALL swap_geometry(ind) |
---|
[162] | 492 | u=f_u(ind) ; du=f_du(ind) ; um1=f_um1(ind) |
---|
| 493 | theta_rhodz=f_theta_rhodz(ind) |
---|
| 494 | theta_rhodzm1=f_theta_rhodzm1(ind) |
---|
| 495 | dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
[129] | 496 | |
---|
| 497 | IF (stage==1) THEN ! first stage : save model state in XXm1 |
---|
[159] | 498 | DO l=ll_begin,ll_end |
---|
[174] | 499 | !$SIMD |
---|
| 500 | DO ij=ij_begin,ij_end |
---|
[148] | 501 | um1(ij+u_right,l)=u(ij+u_right,l) |
---|
| 502 | um1(ij+u_lup,l)=u(ij+u_lup,l) |
---|
| 503 | um1(ij+u_ldown,l)=u(ij+u_ldown,l) |
---|
| 504 | theta_rhodzm1(ij,l)=theta_rhodz(ij,l) |
---|
| 505 | ENDDO |
---|
| 506 | ENDDO |
---|
[162] | 507 | END IF |
---|
[148] | 508 | |
---|
[151] | 509 | DO l=ll_begin,ll_end |
---|
[174] | 510 | !$SIMD |
---|
| 511 | DO ij=ij_begin,ij_end |
---|
[148] | 512 | u(ij+u_right,l)=um1(ij+u_right,l)+tau*du(ij+u_right,l) |
---|
| 513 | u(ij+u_lup,l)=um1(ij+u_lup,l)+tau*du(ij+u_lup,l) |
---|
| 514 | u(ij+u_ldown,l)=um1(ij+u_ldown,l)+tau*du(ij+u_ldown,l) |
---|
| 515 | theta_rhodz(ij,l)=theta_rhodzm1(ij,l)+tau*dtheta_rhodz(ij,l) |
---|
| 516 | ENDDO |
---|
| 517 | ENDDO |
---|
[162] | 518 | |
---|
[133] | 519 | IF(stage==nb_stage) THEN ! accumulate mass fluxes at last stage |
---|
| 520 | hflux=f_hflux(ind); hfluxt=f_hfluxt(ind) |
---|
[138] | 521 | wflux=f_wflux(ind); wfluxt=f_wfluxt(ind) |
---|
| 522 | CALL accumulate_fluxes(hflux,wflux, hfluxt,wfluxt, dt,fluxt_zero(ind)) |
---|
[133] | 523 | END IF |
---|
[120] | 524 | END DO |
---|
[145] | 525 | |
---|
| 526 | CALL trace_end("RK_scheme") |
---|
| 527 | |
---|
[120] | 528 | END SUBROUTINE RK_scheme |
---|
| 529 | |
---|
[129] | 530 | SUBROUTINE leapfrog_matsuno_scheme(stage) |
---|
[12] | 531 | IMPLICIT NONE |
---|
[129] | 532 | INTEGER :: ind, stage |
---|
| 533 | REAL :: tau |
---|
[145] | 534 | |
---|
| 535 | CALL trace_start("leapfrog_matsuno_scheme") |
---|
| 536 | |
---|
| 537 | tau = dt/nb_stage |
---|
[12] | 538 | DO ind=1,ndomain |
---|
[186] | 539 | IF (.NOT. assigned_domain(ind)) CYCLE |
---|
[138] | 540 | CALL swap_dimensions(ind) |
---|
| 541 | CALL swap_geometry(ind) |
---|
| 542 | |
---|
[12] | 543 | ps=f_ps(ind) ; u=f_u(ind) ; theta_rhodz=f_theta_rhodz(ind) |
---|
| 544 | psm1=f_psm1(ind) ; um1=f_um1(ind) ; theta_rhodzm1=f_theta_rhodzm1(ind) |
---|
| 545 | psm2=f_psm2(ind) ; um2=f_um2(ind) ; theta_rhodzm2=f_theta_rhodzm2(ind) |
---|
| 546 | dps=f_dps(ind) ; du=f_du(ind) ; dtheta_rhodz=f_dtheta_rhodz(ind) |
---|
| 547 | |
---|
| 548 | |
---|
[129] | 549 | IF (stage==1) THEN |
---|
[12] | 550 | psm1(:)=ps(:) ; um1(:,:)=u(:,:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) |
---|
[129] | 551 | ps(:)=psm1(:)+tau*dps(:) |
---|
| 552 | u(:,:)=um1(:,:)+tau*du(:,:) |
---|
| 553 | theta_rhodz(:,:)=theta_rhodzm1(:,:)+tau*dtheta_rhodz(:,:) |
---|
[12] | 554 | |
---|
[129] | 555 | ELSE IF (stage==2) THEN |
---|
[12] | 556 | |
---|
[129] | 557 | ps(:)=psm1(:)+tau*dps(:) |
---|
| 558 | u(:,:)=um1(:,:)+tau*du(:,:) |
---|
| 559 | theta_rhodz(:,:)=theta_rhodzm1(:,:)+tau*dtheta_rhodz(:,:) |
---|
[12] | 560 | |
---|
| 561 | psm2(:)=psm1(:) ; theta_rhodzm2(:,:)=theta_rhodzm1(:,:) ; um2(:,:)=um1(:,:) |
---|
| 562 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
---|
| 563 | |
---|
| 564 | ELSE |
---|
| 565 | |
---|
[129] | 566 | ps(:)=psm2(:)+2*tau*dps(:) |
---|
| 567 | u(:,:)=um2(:,:)+2*tau*du(:,:) |
---|
| 568 | theta_rhodz(:,:)=theta_rhodzm2(:,:)+2*tau*dtheta_rhodz(:,:) |
---|
[12] | 569 | |
---|
| 570 | psm2(:)=psm1(:) ; theta_rhodzm2(:,:)=theta_rhodzm1(:,:) ; um2(:,:)=um1(:,:) |
---|
| 571 | psm1(:)=ps(:) ; theta_rhodzm1(:,:)=theta_rhodz(:,:) ; um1(:,:)=u(:,:) |
---|
| 572 | |
---|
| 573 | ENDIF |
---|
| 574 | |
---|
| 575 | ENDDO |
---|
[145] | 576 | CALL trace_end("leapfrog_matsuno_scheme") |
---|
[12] | 577 | |
---|
| 578 | END SUBROUTINE leapfrog_matsuno_scheme |
---|
| 579 | |
---|
[50] | 580 | END SUBROUTINE timeloop |
---|
[133] | 581 | |
---|
[159] | 582 | SUBROUTINE accumulate_fluxes(hflux,wflux, hfluxt,wfluxt, tau,fluxt_zero) |
---|
[133] | 583 | USE icosa |
---|
[159] | 584 | USE omp_para |
---|
[133] | 585 | USE disvert_mod |
---|
[159] | 586 | IMPLICIT NONE |
---|
[133] | 587 | REAL(rstd), INTENT(IN) :: hflux(3*iim*jjm,llm), wflux(iim*jjm,llm+1) |
---|
| 588 | REAL(rstd), INTENT(INOUT) :: hfluxt(3*iim*jjm,llm), wfluxt(iim*jjm,llm+1) |
---|
| 589 | REAL(rstd), INTENT(IN) :: tau |
---|
[134] | 590 | LOGICAL, INTENT(INOUT) :: fluxt_zero |
---|
[148] | 591 | INTEGER :: l,i,j,ij |
---|
| 592 | |
---|
[134] | 593 | IF(fluxt_zero) THEN |
---|
[151] | 594 | |
---|
[134] | 595 | fluxt_zero=.FALSE. |
---|
[151] | 596 | |
---|
| 597 | DO l=ll_begin,ll_end |
---|
[174] | 598 | !$SIMD |
---|
| 599 | DO ij=ij_begin_ext,ij_end_ext |
---|
[148] | 600 | hfluxt(ij+u_right,l) = tau*hflux(ij+u_right,l) |
---|
| 601 | hfluxt(ij+u_lup,l) = tau*hflux(ij+u_lup,l) |
---|
| 602 | hfluxt(ij+u_ldown,l) = tau*hflux(ij+u_ldown,l) |
---|
| 603 | ENDDO |
---|
| 604 | ENDDO |
---|
| 605 | |
---|
[159] | 606 | IF(caldyn_eta==eta_mass) THEN ! no need for vertical fluxes if eta_lag |
---|
| 607 | DO l=ll_begin,ll_endp1 |
---|
[174] | 608 | !$SIMD |
---|
| 609 | DO ij=ij_begin,ij_end |
---|
| 610 | wfluxt(ij,l) = tau*wflux(ij,l) |
---|
[159] | 611 | ENDDO |
---|
| 612 | ENDDO |
---|
| 613 | END IF |
---|
[162] | 614 | |
---|
[134] | 615 | ELSE |
---|
[151] | 616 | |
---|
| 617 | DO l=ll_begin,ll_end |
---|
[174] | 618 | !$SIMD |
---|
| 619 | DO ij=ij_begin_ext,ij_end_ext |
---|
[148] | 620 | hfluxt(ij+u_right,l) = hfluxt(ij+u_right,l)+tau*hflux(ij+u_right,l) |
---|
| 621 | hfluxt(ij+u_lup,l) = hfluxt(ij+u_lup,l)+tau*hflux(ij+u_lup,l) |
---|
| 622 | hfluxt(ij+u_ldown,l) = hfluxt(ij+u_ldown,l)+tau*hflux(ij+u_ldown,l) |
---|
| 623 | ENDDO |
---|
| 624 | ENDDO |
---|
| 625 | |
---|
[159] | 626 | IF(caldyn_eta==eta_mass) THEN ! no need for vertical fluxes if eta_lag |
---|
| 627 | DO l=ll_begin,ll_endp1 |
---|
[174] | 628 | !$SIMD |
---|
| 629 | DO ij=ij_begin,ij_end |
---|
[159] | 630 | wfluxt(ij,l) = wfluxt(ij,l)+tau*wflux(ij,l) |
---|
| 631 | ENDDO |
---|
| 632 | ENDDO |
---|
| 633 | END IF |
---|
[148] | 634 | |
---|
[159] | 635 | END IF |
---|
[151] | 636 | |
---|
[133] | 637 | END SUBROUTINE accumulate_fluxes |
---|
[12] | 638 | |
---|
[174] | 639 | ! FUNCTION maxval_i(p) |
---|
| 640 | ! USE icosa |
---|
| 641 | ! IMPLICIT NONE |
---|
| 642 | ! REAL(rstd), DIMENSION(iim*jjm) :: p |
---|
| 643 | ! REAL(rstd) :: maxval_i |
---|
| 644 | ! INTEGER :: j, ij |
---|
| 645 | ! |
---|
| 646 | ! maxval_i=p((jj_begin-1)*iim+ii_begin) |
---|
| 647 | ! |
---|
| 648 | ! DO j=jj_begin-1,jj_end+1 |
---|
| 649 | ! ij=(j-1)*iim |
---|
| 650 | ! maxval_i = MAX(maxval_i, MAXVAL(p(ij+ii_begin:ij+ii_end))) |
---|
| 651 | ! END DO |
---|
| 652 | ! END FUNCTION maxval_i |
---|
[162] | 653 | |
---|
[174] | 654 | ! FUNCTION maxval_ik(p) |
---|
| 655 | ! USE icosa |
---|
| 656 | ! IMPLICIT NONE |
---|
| 657 | ! REAL(rstd) :: p(iim*jjm, llm) |
---|
| 658 | ! REAL(rstd) :: maxval_ik(llm) |
---|
| 659 | ! INTEGER :: l,j, ij |
---|
| 660 | ! |
---|
| 661 | ! DO l=1,llm |
---|
| 662 | ! maxval_ik(l)=p((jj_begin-1)*iim+ii_begin,l) |
---|
| 663 | ! DO j=jj_begin-1,jj_end+1 |
---|
| 664 | ! ij=(j-1)*iim |
---|
| 665 | ! maxval_ik(l) = MAX(maxval_ik(l), MAXVAL(p(ij+ii_begin:ij+ii_end,l))) |
---|
| 666 | ! END DO |
---|
| 667 | ! END DO |
---|
| 668 | ! END FUNCTION maxval_ik |
---|
[162] | 669 | |
---|
[12] | 670 | END MODULE timeloop_gcm_mod |
---|