Changeset 3542 for palm/trunk/SOURCE/exchange_horiz_2d.f90
- Timestamp:
- Nov 20, 2018 5:04:13 PM (5 years ago)
- File:
-
- 1 edited
-
palm/trunk/SOURCE/exchange_horiz_2d.f90 (modified) (4 diffs)
Legend:
- Unmodified
- Added
- Removed
-
palm/trunk/SOURCE/exchange_horiz_2d.f90
r3183 r3542 20 20 ! Current revisions: 21 21 ! ----------------- 22 ! 22 ! - New routine for exchange of 8-bit integer arrays 23 ! - Set Neumann conditions also at radiation boundary 23 24 ! 24 25 ! Former revisions: … … 213 214 214 215 215 216 216 !------------------------------------------------------------------------------! 217 217 ! Description: 218 218 ! ------------ 219 219 !> Exchange of lateral (ghost) boundaries (parallel computers) and cyclic 220 !> boundary conditions, respectively, for 2D integer arrays. 221 !------------------------------------------------------------------------------! 222 223 SUBROUTINE exchange_horiz_2d_int( ar, nys_l, nyn_l, nxl_l, nxr_l, nbgp_local ) 220 !> boundary conditions, respectively, for 2D 8-bit integer arrays. 221 !------------------------------------------------------------------------------! 222 SUBROUTINE exchange_horiz_2d_byte( ar, nys_l, nyn_l, nxl_l, nxr_l, nbgp_local ) 224 223 225 224 226 225 USE control_parameters, & 227 226 ONLY: bc_dirichlet_l, bc_dirichlet_n, bc_dirichlet_r, & 228 bc_dirichlet_s, bc_lr_cyc, bc_ns_cyc, bc_radiation_l, & 227 bc_dirichlet_s, bc_radiation_l, bc_radiation_n, bc_radiation_r, & 228 bc_radiation_s, bc_lr_cyc, bc_ns_cyc, bc_radiation_l, & 229 229 bc_radiation_n, bc_radiation_r, bc_radiation_s, grid_level 230 230 … … 245 245 INTEGER(iwp) :: nbgp_local !< number of ghost layers to be exchanged 246 246 247 INTEGER(KIND=1), DIMENSION(nys_l-nbgp_local:nyn_l+nbgp_local, & 248 nxl_l-nbgp_local:nxr_l+nbgp_local) :: ar !< treated array 249 250 CALL cpu_log( log_point_s(13), 'exchange_horiz_2d', 'start' ) 251 252 #if defined( __parallel ) 253 254 ! 255 !-- Exchange of lateral boundary values for parallel computers 256 IF ( pdims(1) == 1 ) THEN 257 258 ! 259 !-- One-dimensional decomposition along y, boundary values can be exchanged 260 !-- within the PE memory 261 ar(:,nxl_l-nbgp_local:nxl_l-1) = ar(:,nxr_l-nbgp_local+1:nxr_l) 262 ar(:,nxr_l+1:nxr_l+nbgp_local) = ar(:,nxl_l:nxl_l+nbgp_local-1) 263 264 ELSE 265 ! 266 !-- Send left boundary, receive right one 267 CALL MPI_SENDRECV( ar(nys_l-nbgp_local,nxl_l), 1, & 268 type_y_byte, pleft, 0, & 269 ar(nys_l-nbgp_local,nxr_l+1), 1, & 270 type_y_byte, pright, 0, & 271 comm2d, status, ierr ) 272 ! 273 !-- Send right boundary, receive left one 274 CALL MPI_SENDRECV( ar(nys_l-nbgp_local,nxr_l+1-nbgp_local), 1, & 275 type_y_byte, pright, 1, & 276 ar(nys_l-nbgp_local,nxl_l-nbgp_local), 1, & 277 type_y_byte, pleft, 1, & 278 comm2d, status, ierr ) 279 280 ENDIF 281 282 IF ( pdims(2) == 1 ) THEN 283 ! 284 !-- One-dimensional decomposition along x, boundary values can be exchanged 285 !-- within the PE memory 286 ar(nys_l-nbgp_local:nys_l-1,:) = ar(nyn_l+1-nbgp_local:nyn_l,:) 287 ar(nyn_l+1:nyn_l+nbgp_local,:) = ar(nys_l:nys_l-1+nbgp_local,:) 288 289 290 ELSE 291 ! 292 !-- Send front boundary, receive rear one 293 CALL MPI_SENDRECV( ar(nys_l,nxl_l-nbgp_local), 1, & 294 type_x_byte, psouth, 0, & 295 ar(nyn_l+1,nxl_l-nbgp_local), 1, & 296 type_x_byte, pnorth, 0, & 297 comm2d, status, ierr ) 298 299 ! 300 !-- Send rear boundary, receive front one 301 CALL MPI_SENDRECV( ar(nyn_l+1-nbgp_local,nxl_l-nbgp_local), 1, & 302 type_x_byte, pnorth, 1, & 303 ar(nys_l-nbgp_local,nxl_l-nbgp_local), 1, & 304 type_x_byte, psouth, 1, & 305 comm2d, status, ierr ) 306 307 ENDIF 308 309 #else 310 311 ! 312 !-- Lateral boundary conditions in the non-parallel case 313 IF ( bc_lr_cyc ) THEN 314 ar(:,nxl_l-nbgp_local:nxl_l-1) = ar(:,nxr_l-nbgp_local+1:nxr_l) 315 ar(:,nxr_l+1:nxr_l+nbgp_local) = ar(:,nxl_l:nxl_l+nbgp_local-1) 316 ENDIF 317 318 IF ( bc_ns_cyc ) THEN 319 ar(nys_l-nbgp_local:nys_l-1,:) = ar(nyn_l+1-nbgp_local:nyn_l,:) 320 ar(nyn_l+1:nyn_l+nbgp_local,:) = ar(nys_l:nys_l-1+nbgp_local,:) 321 ENDIF 322 323 #endif 324 ! 325 !-- Neumann-conditions at inflow/outflow/nested boundaries 326 IF ( bc_dirichlet_l .OR. bc_radiation_l ) THEN 327 DO i = nbgp_local, 1, -1 328 ar(:,nxl_l-i) = ar(:,nxl_l) 329 ENDDO 330 ENDIF 331 IF ( bc_dirichlet_r .OR. bc_radiation_r ) THEN 332 DO i = 1, nbgp_local 333 ar(:,nxr_l+i) = ar(:,nxr_l) 334 ENDDO 335 ENDIF 336 IF ( bc_dirichlet_s .OR. bc_radiation_s ) THEN 337 DO i = nbgp_local, 1, -1 338 ar(nys_l-i,:) = ar(nys_l,:) 339 ENDDO 340 ENDIF 341 IF ( bc_dirichlet_n .OR. bc_radiation_n ) THEN 342 DO i = 1, nbgp_local 343 ar(nyn_l+i,:) = ar(nyn_l,:) 344 ENDDO 345 ENDIF 346 347 CALL cpu_log( log_point_s(13), 'exchange_horiz_2d', 'stop' ) 348 349 END SUBROUTINE exchange_horiz_2d_byte 350 351 352 !------------------------------------------------------------------------------! 353 ! Description: 354 ! ------------ 355 !> Exchange of lateral (ghost) boundaries (parallel computers) and cyclic 356 !> boundary conditions, respectively, for 2D 32-bit integer arrays. 357 !------------------------------------------------------------------------------! 358 SUBROUTINE exchange_horiz_2d_int( ar, nys_l, nyn_l, nxl_l, nxr_l, nbgp_local ) 359 360 361 USE control_parameters, & 362 ONLY: bc_dirichlet_l, bc_dirichlet_n, bc_dirichlet_r, & 363 bc_dirichlet_s, bc_radiation_l, bc_radiation_n, bc_radiation_r, & 364 bc_radiation_s, bc_lr_cyc, bc_ns_cyc, bc_radiation_l, & 365 bc_radiation_n, bc_radiation_r, bc_radiation_s, grid_level 366 367 USE cpulog, & 368 ONLY: cpu_log, log_point_s 369 370 USE kinds 371 372 USE pegrid 373 374 IMPLICIT NONE 375 376 INTEGER(iwp) :: i !< dummy index to zero-gradient conditions at in/outflow boundaries 377 INTEGER(iwp) :: nxl_l !< local index bound at current grid level, left side 378 INTEGER(iwp) :: nxr_l !< local index bound at current grid level, right side 379 INTEGER(iwp) :: nyn_l !< local index bound at current grid level, north side 380 INTEGER(iwp) :: nys_l !< local index bound at current grid level, south side 381 INTEGER(iwp) :: nbgp_local !< number of ghost layers to be exchanged 382 247 383 INTEGER(iwp), DIMENSION(nys_l-nbgp_local:nyn_l+nbgp_local, & 248 384 nxl_l-nbgp_local:nxr_l+nbgp_local) :: ar !< treated array … … 324 460 ! 325 461 !-- Neumann-conditions at inflow/outflow/nested boundaries 326 IF ( bc_dirichlet_l ) THEN462 IF ( bc_dirichlet_l .OR. bc_radiation_l ) THEN 327 463 DO i = nbgp_local, 1, -1 328 464 ar(:,nxl_l-i) = ar(:,nxl_l) 329 465 ENDDO 330 466 ENDIF 331 IF ( bc_dirichlet_r ) THEN467 IF ( bc_dirichlet_r .OR. bc_radiation_r ) THEN 332 468 DO i = 1, nbgp_local 333 469 ar(:,nxr_l+i) = ar(:,nxr_l) 334 470 ENDDO 335 471 ENDIF 336 IF ( bc_dirichlet_s ) THEN472 IF ( bc_dirichlet_s .OR. bc_radiation_s ) THEN 337 473 DO i = nbgp_local, 1, -1 338 474 ar(nys_l-i,:) = ar(nys_l,:) 339 475 ENDDO 340 476 ENDIF 341 IF ( bc_dirichlet_n ) THEN477 IF ( bc_dirichlet_n .OR. bc_radiation_n ) THEN 342 478 DO i = 1, nbgp_local 343 479 ar(nyn_l+i,:) = ar(nyn_l,:)
Note: See TracChangeset
for help on using the changeset viewer.
