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geometry.f90 @ 476

Last change on this file since 476 was 469, checked in by ymipsl, 8 years ago

Repairing openMP --> domain_update

File size: 22.4 KB

Rev	Line
[12]	1	MODULE geometry
	2	USE field_mod
[356]	3	IMPLICIT NONE
	4
[12]	5	TYPE t_geometry
[286]	6	TYPE(t_field),POINTER :: centroid(:)
[12]	7	TYPE(t_field),POINTER :: xyz_i(:)
	8	TYPE(t_field),POINTER :: xyz_e(:)
	9	TYPE(t_field),POINTER :: xyz_v(:)
[286]	10	TYPE(t_field),POINTER :: lon_i(:)
	11	TYPE(t_field),POINTER :: lon_e(:)
	12	TYPE(t_field),POINTER :: lat_i(:)
	13	TYPE(t_field),POINTER :: lat_e(:)
[15]	14	TYPE(t_field),POINTER :: ep_e(:)
	15	TYPE(t_field),POINTER :: et_e(:)
	16	TYPE(t_field),POINTER :: elon_i(:)
	17	TYPE(t_field),POINTER :: elat_i(:)
	18	TYPE(t_field),POINTER :: elon_e(:)
	19	TYPE(t_field),POINTER :: elat_e(:)
[12]	20	TYPE(t_field),POINTER :: Ai(:)
	21	TYPE(t_field),POINTER :: Av(:)
	22	TYPE(t_field),POINTER :: de(:)
	23	TYPE(t_field),POINTER :: le(:)
[362]	24	TYPE(t_field),POINTER :: le_de(:) ! le/de, 0. if de=0.
[12]	25	TYPE(t_field),POINTER :: Riv(:)
[427]	26	TYPE(t_field),POINTER :: S1(:)
	27	TYPE(t_field),POINTER :: S2(:)
[12]	28	TYPE(t_field),POINTER :: Riv2(:)
	29	TYPE(t_field),POINTER :: ne(:)
	30	TYPE(t_field),POINTER :: Wee(:)
	31	TYPE(t_field),POINTER :: bi(:)
	32	TYPE(t_field),POINTER :: fv(:)
	33	END TYPE t_geometry
	34
[186]	35	TYPE(t_geometry),SAVE,TARGET :: geom
	36
[12]	37
[15]	38	REAL(rstd),POINTER :: Ai(:) ! area of a cell
[186]	39	!$OMP THREADPRIVATE(Ai)
[286]	40	REAL(rstd),POINTER :: centroid(:,:) ! coordinate of the centroid of the cell
	41	!$OMP THREADPRIVATE(centroid)
[15]	42	REAL(rstd),POINTER :: xyz_i(:,:) ! coordinate of the center of the cell (voronoi)
[186]	43	!$OMP THREADPRIVATE(xyz_i)
[15]	44	REAL(rstd),POINTER :: xyz_e(:,:) ! coordinate of a wind point on the cell on a edge
[186]	45	!$OMP THREADPRIVATE(xyz_e)
[286]	46	REAL(rstd),POINTER :: xyz_v(:,:) ! coordinate of a vertex (center of the dual mesh)
	47	!$OMP THREADPRIVATE(xyz_v)
	48	REAL(rstd),POINTER :: lon_i(:) ! longitude of the center of the cell (voronoi)
	49	!$OMP THREADPRIVATE(lon_i)
	50	REAL(rstd),POINTER :: lon_e(:) ! longitude of a wind point on the cell on a edge
	51	!$OMP THREADPRIVATE(lon_e)
	52	REAL(rstd),POINTER :: lat_i(:) ! latitude of the center of the cell (voronoi)
	53	!$OMP THREADPRIVATE(lat_i)
	54	REAL(rstd),POINTER :: lat_e(:) ! latitude of a wind point on the cell on a edge
	55	!$OMP THREADPRIVATE(lat_e)
[15]	56	REAL(rstd),POINTER :: ep_e(:,:) ! perpendicular unit vector of a edge (outsider)
[186]	57	!$OMP THREADPRIVATE(ep_e)
[15]	58	REAL(rstd),POINTER :: et_e(:,:) ! tangeantial unit vector of a edge
[186]	59	!$OMP THREADPRIVATE(et_e)
[15]	60	REAL(rstd),POINTER :: elon_i(:,:) ! unit longitude vector on the center
[186]	61	!$OMP THREADPRIVATE(elon_i)
[15]	62	REAL(rstd),POINTER :: elat_i(:,:) ! unit latitude vector on the center
[186]	63	!$OMP THREADPRIVATE(elat_i)
[15]	64	REAL(rstd),POINTER :: elon_e(:,:) ! unit longitude vector on a wind point
[186]	65	!$OMP THREADPRIVATE(elon_e)
[15]	66	REAL(rstd),POINTER :: elat_e(:,:) ! unit latitude vector on a wind point
[186]	67	!$OMP THREADPRIVATE(elat_e)
[15]	68	REAL(rstd),POINTER :: Av(:) ! area of dual mesk cell
[186]	69	!$OMP THREADPRIVATE(Av)
[15]	70	REAL(rstd),POINTER :: de(:) ! distance from a neighbour == lenght of an edge of the dual mesh
[186]	71	!$OMP THREADPRIVATE(de)
[15]	72	REAL(rstd),POINTER :: le(:) ! lenght of a edge
[186]	73	!$OMP THREADPRIVATE(le)
[427]	74	REAL(rstd),POINTER :: le_de(:) ! le/de
[362]	75	!$OMP THREADPRIVATE(le_de)
[427]	76	REAL(rstd),POINTER :: S1(:,:) ! area of sub-triangle
	77	!$OMP THREADPRIVATE(S1)
	78	REAL(rstd),POINTER :: S2(:,:) ! area of sub-tirangle
	79	!$OMP THREADPRIVATE(S2)
[15]	80	REAL(rstd),POINTER :: Riv(:,:) ! weight
[186]	81	!$OMP THREADPRIVATE(Riv)
[15]	82	REAL(rstd),POINTER :: Riv2(:,:) ! weight
[186]	83	!$OMP THREADPRIVATE(Riv2)
[15]	84	INTEGER,POINTER :: ne(:,:) ! convention for the way on the normal wind on an edge
[186]	85	!$OMP THREADPRIVATE(ne)
[15]	86	REAL(rstd),POINTER :: Wee(:,:,:) ! weight
[186]	87	!$OMP THREADPRIVATE(Wee)
[15]	88	REAL(rstd),POINTER :: bi(:) ! orographie
[186]	89	!$OMP THREADPRIVATE(bi)
[15]	90	REAL(rstd),POINTER :: fv(:) ! coriolis (evaluted on a vertex)
[186]	91	!$OMP THREADPRIVATE(fv)
[12]	92
	93
[146]	94	INTEGER, PARAMETER :: ne_right=1
	95	INTEGER, PARAMETER :: ne_rup=-1
	96	INTEGER, PARAMETER :: ne_lup=1
	97	INTEGER, PARAMETER :: ne_left=-1
	98	INTEGER, PARAMETER :: ne_ldown=1
	99	INTEGER, PARAMETER :: ne_rdown=-1
[153]	100
[12]	101	CONTAINS
	102
	103	SUBROUTINE allocate_geometry
	104	USE field_mod
	105	IMPLICIT NONE
	106
[266]	107	CALL allocate_field(geom%Ai,field_t,type_real,name='Ai')
[286]	108
[12]	109	CALL allocate_field(geom%xyz_i,field_t,type_real,3)
[286]	110	CALL allocate_field(geom%lon_i,field_t,type_real)
	111	CALL allocate_field(geom%lat_i,field_t,type_real)
	112	CALL allocate_field(geom%elon_i,field_t,type_real,3)
	113	CALL allocate_field(geom%elat_i,field_t,type_real,3)
[15]	114	CALL allocate_field(geom%centroid,field_t,type_real,3)
[286]	115
[12]	116	CALL allocate_field(geom%xyz_e,field_u,type_real,3)
[286]	117	CALL allocate_field(geom%lon_e,field_u,type_real)
	118	CALL allocate_field(geom%lat_e,field_u,type_real)
	119	CALL allocate_field(geom%elon_e,field_u,type_real,3)
	120	CALL allocate_field(geom%elat_e,field_u,type_real,3)
[15]	121	CALL allocate_field(geom%ep_e,field_u,type_real,3)
	122	CALL allocate_field(geom%et_e,field_u,type_real,3)
[286]	123
[12]	124	CALL allocate_field(geom%xyz_v,field_z,type_real,3)
	125	CALL allocate_field(geom%de,field_u,type_real)
	126	CALL allocate_field(geom%le,field_u,type_real)
[362]	127	CALL allocate_field(geom%le_de,field_u,type_real)
[12]	128	CALL allocate_field(geom%bi,field_t,type_real)
	129	CALL allocate_field(geom%Av,field_z,type_real)
[427]	130	CALL allocate_field(geom%S1,field_t,type_real,6)
	131	CALL allocate_field(geom%S2,field_t,type_real,6)
[12]	132	CALL allocate_field(geom%Riv,field_t,type_real,6)
	133	CALL allocate_field(geom%Riv2,field_t,type_real,6)
	134	CALL allocate_field(geom%ne,field_t,type_integer,6)
	135	CALL allocate_field(geom%Wee,field_u,type_real,5,2)
	136	CALL allocate_field(geom%bi,field_t,type_real)
	137	CALL allocate_field(geom%fv,field_z,type_real)
	138
	139	END SUBROUTINE allocate_geometry
	140
	141
	142	SUBROUTINE swap_geometry(ind)
	143	USE field_mod
	144	IMPLICIT NONE
	145	INTEGER,INTENT(IN) :: ind
[186]	146	!!$OMP MASTER
[12]	147	Ai=geom%Ai(ind)
	148	xyz_i=geom%xyz_i(ind)
[15]	149	centroid=geom%centroid(ind)
[12]	150	xyz_e=geom%xyz_e(ind)
[15]	151	ep_e=geom%ep_e(ind)
	152	et_e=geom%et_e(ind)
[286]	153	lon_i=geom%lon_i(ind)
	154	lat_i=geom%lat_i(ind)
	155	lon_e=geom%lon_e(ind)
	156	lat_e=geom%lat_e(ind)
[15]	157	elon_i=geom%elon_i(ind)
	158	elat_i=geom%elat_i(ind)
	159	elon_e=geom%elon_e(ind)
	160	elat_e=geom%elat_e(ind)
[12]	161	xyz_v=geom%xyz_v(ind)
	162	de=geom%de(ind)
	163	le=geom%le(ind)
[362]	164	le_de=geom%le_de(ind)
[12]	165	Av=geom%Av(ind)
[427]	166	S1=geom%S1(ind)
	167	S2=geom%S2(ind)
[12]	168	Riv=geom%Riv(ind)
	169	Riv2=geom%Riv2(ind)
	170	ne=geom%ne(ind)
	171	Wee=geom%Wee(ind)
	172	bi=geom%bi(ind)
	173	fv=geom%fv(ind)
[186]	174	!!$OMP END MASTER
	175	!!$OMP BARRIER
[12]	176	END SUBROUTINE swap_geometry
[153]	177
	178	SUBROUTINE update_circumcenters
	179	USE domain_mod
	180	USE dimensions
	181	USE spherical_geom_mod
	182	USE vector
	183	USE transfert_mod
[295]	184	USE omp_para
[153]	185
	186	IMPLICIT NONE
	187	REAL(rstd) :: x1(3),x2(3)
	188	REAL(rstd) :: vect(3,6)
	189	REAL(rstd) :: centr(3)
	190	INTEGER :: ind,i,j,n,k
[294]	191	TYPE(t_message),SAVE :: message0, message1
[186]	192	LOGICAL, SAVE :: first=.TRUE.
	193	!$OMP THREADPRIVATE(first)
	194
	195	IF (first) THEN
[294]	196	CALL init_message(geom%xyz_i, req_i0 ,message0)
	197	CALL init_message(geom%xyz_i, req_i1 ,message1)
[186]	198	first=.FALSE.
	199	ENDIF
	200
[294]	201	CALL transfert_message(geom%xyz_i,message0)
	202	CALL transfert_message(geom%xyz_i,message1)
[186]	203
[153]	204	DO ind=1,ndomain
[295]	205	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE
[153]	206	CALL swap_dimensions(ind)
	207	CALL swap_geometry(ind)
	208	DO j=jj_begin,jj_end
	209	DO i=ii_begin,ii_end
	210	n=(j-1)*iim+i
	211	DO k=0,5
	212	x1(:) = xyz_i(n+t_pos(k+1),:)
	213	x2(:) = xyz_i(n+t_pos(MOD(k+1,6)+1),:)
	214	if (norm(x1-x2)<1e-16) x2(:) = xyz_i(n+t_pos(MOD(k+2,6)+1),:)
	215	CALL circumcenter(xyz_i(n,:), x1, x2, xyz_v(n+z_pos(k+1),:))
	216	ENDDO
	217	ENDDO
	218	ENDDO
	219	ENDDO
	220
	221	END SUBROUTINE update_circumcenters
	222
[356]	223	SUBROUTINE remap_schmidt_loc
	224	USE spherical_geom_mod
	225	USE getin_mod
	226	USE omp_para
	227	USE domain_mod
	228	USE dimensions
	229	IMPLICIT NONE
	230	INTEGER :: ind,i,j,n
	231	REAL(rstd) :: schmidt_factor, schmidt_lon, schmidt_lat
	232
	233	! Schmidt transform parameters
	234	schmidt_factor = 1.
	235	CALL getin('schmidt_factor', schmidt_factor)
	236	schmidt_factor = schmidt_factor**2.
	237
	238	schmidt_lon = 0.
	239	CALL getin('schmidt_lon', schmidt_lon)
	240	schmidt_lon = schmidt_lon * pi/180.
	241
	242	schmidt_lat = 45.
	243	CALL getin('schmidt_lat', schmidt_lat)
	244	schmidt_lat = schmidt_lat * pi/180.
	245
	246	DO ind=1,ndomain
	247	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE
	248	CALL swap_dimensions(ind)
	249	CALL swap_geometry(ind)
	250	DO j=jj_begin,jj_end
	251	DO i=ii_begin,ii_end
	252	n=(j-1)*iim+i
	253	CALL schmidt_transform(xyz_i(n,:), schmidt_factor, schmidt_lon, schmidt_lat)
	254	ENDDO
	255	ENDDO
	256	ENDDO
	257	END SUBROUTINE remap_schmidt_loc
	258
[15]	259	SUBROUTINE optimize_geometry
	260	USE metric
	261	USE spherical_geom_mod
	262	USE domain_mod
	263	USE dimensions
	264	USE transfert_mod
	265	USE vector
[186]	266	USE getin_mod
[295]	267	USE omp_para
[15]	268	IMPLICIT NONE
[17]	269	INTEGER :: nb_it=0
[15]	270	TYPE(t_domain),POINTER :: d
	271	INTEGER :: ind,it,i,j,n,k
	272	REAL(rstd) :: x1(3),x2(3)
	273	REAL(rstd) :: vect(3,6)
	274	REAL(rstd) :: centr(3)
	275	REAL(rstd) :: sum
	276	LOGICAL :: check
[12]	277
[17]	278
	279	CALL getin('optim_it',nb_it)
	280
[15]	281	DO ind=1,ndomain
[295]	282	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master) CYCLE
[15]	283	d=>domain(ind)
	284	CALL swap_dimensions(ind)
	285	CALL swap_geometry(ind)
[388]	286	xyz_i(:,1) = 0 ; xyz_i(:,2) = 0 ; xyz_i(:,3) = 1
	287
[15]	288	DO j=jj_begin,jj_end
	289	DO i=ii_begin,ii_end
	290	n=(j-1)*iim+i
	291	xyz_i(n,:)=d%xyz(:,i,j)
	292	ENDDO
	293	ENDDO
	294	ENDDO
	295
[153]	296	CALL update_circumcenters
	297
[15]	298	DO ind=1,ndomain
[295]	299	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master ) CYCLE
[15]	300	d=>domain(ind)
	301	CALL swap_dimensions(ind)
	302	CALL swap_geometry(ind)
	303	DO j=jj_begin,jj_end
	304	DO i=ii_begin,ii_end
	305	n=(j-1)*iim+i
	306	DO k=0,5
	307	x1(:) = xyz_v(n+z_pos(k+1),:)
	308	x2(:) = d%vertex(:,k,i,j)
	309	IF (norm(x1-x2)>1e-10) THEN
	310	PRINT*,"vertex diff ",ind,i,j,k
	311	PRINT*,x1
	312	PRINT*,x2
	313	ENDIF
	314	ENDDO
	315	ENDDO
	316	ENDDO
	317	ENDDO
	318
	319
	320	DO it=1,nb_it
	321	IF (MOD(it,100)==0) THEN
[324]	322	check=is_master
[15]	323	ELSE
	324	check=.FALSE.
	325	ENDIF
	326
	327	sum=0
	328	DO ind=1,ndomain
[295]	329	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master ) CYCLE
[15]	330	CALL swap_dimensions(ind)
	331	CALL swap_geometry(ind)
	332	DO j=jj_begin,jj_end
	333	DO i=ii_begin,ii_end
	334	n=(j-1)*iim+i
	335	vect(:,1)=xyz_v(n+z_rup,:)
	336	vect(:,2)=xyz_v(n+z_up,:)
	337	vect(:,3)=xyz_v(n+z_lup,:)
	338	vect(:,4)=xyz_v(n+z_ldown,:)
	339	vect(:,5)=xyz_v(n+z_down,:)
	340	vect(:,6)=xyz_v(n+z_rdown,:)
	341	CALL compute_centroid(vect,6,centr)
	342	IF (check) THEN
	343	sum=MAX(sum,norm(xyz_i(n,:)-centr(:)))
	344	ENDIF
	345	xyz_i(n,:)=centr(:)
	346	ENDDO
	347	ENDDO
	348
	349	ENDDO
	350
[324]	351	IF (check) PRINT *,"it = ",it," diff centroid circumcenter ",sum
[15]	352
[153]	353	CALL update_circumcenters
[15]	354
	355	ENDDO
	356
	357	END SUBROUTINE optimize_geometry
[153]	358
[356]	359	SUBROUTINE update_domain
	360	! copy position of generators and vertices back into domain(:)%xyz/vertex
[370]	361	! so that XIOS/create_header_gen gets the right values
[356]	362	USE omp_para
	363	USE dimensions
[370]	364	USE domain_mod
	365	USE transfert_mpi_mod
	366
[356]	367	INTEGER :: ind,i,j,k,n
	368	TYPE(t_domain),POINTER :: d
[469]	369	TYPE(t_field),POINTER,SAVE :: xyz_glo(:), xyz_loc(:), vertex_glo(:), vertex_loc(:)
[370]	370	REAL(rstd), POINTER :: xyz(:,:), vertex(:,:)
	371
	372	CALL allocate_field(xyz_loc, field_t, type_real, 3)
	373	CALL allocate_field(vertex_loc, field_z, type_real, 3)
	374
[356]	375	DO ind=1,ndomain
	376	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master ) CYCLE
	377	CALL swap_dimensions(ind)
	378	CALL swap_geometry(ind)
[370]	379	xyz = xyz_loc(ind)
	380	xyz(:,:) = xyz_i(:,:)
	381	vertex = vertex_loc(ind)
	382	vertex(:,:) = xyz_v(:,:)
	383	END DO
[469]	384
	385	!$OMP BARRIER
	386	!$OMP MASTER
[370]	387	CALL allocate_field_glo(xyz_glo, field_t, type_real, 3)
	388	CALL allocate_field_glo(vertex_glo, field_z, type_real, 3)
[469]	389
[370]	390	CALL gather_field(xyz_loc, xyz_glo)
[469]	391	CALL gather_field(vertex_loc, vertex_glo)
	392
[393]	393	CALL bcast_field(xyz_glo)
	394	CALL bcast_field(vertex_glo)
[370]	395
	396	DO ind=1,ndomain_glo
	397	d=>domain_glo(ind)
	398	xyz = xyz_glo(ind)
	399	vertex = vertex_glo(ind)
	400	DO j=d%jj_begin,d%jj_end
	401	DO i=d%ii_begin,d%ii_end
	402	n=(j-1)*d%iim+i
	403	d%xyz(:,i,j)=xyz(n,:)
[356]	404	DO k=0,5
[370]	405	d%vertex(:,k,i,j) = vertex(n+d%z_pos(k+1),:)
[356]	406	END DO
	407	END DO
	408	END DO
	409	END DO
[370]	410
	411	CALL deallocate_field_glo(vertex_glo)
	412	CALL deallocate_field_glo(xyz_glo)
[469]	413	!$OMP END MASTER
	414	!$OMP BARRIER
	415	CALL deallocate_field(vertex_loc)
	416	CALL deallocate_field(xyz_loc)
[370]	417
[356]	418	END SUBROUTINE update_domain
	419
[12]	420	SUBROUTINE set_geometry
	421	USE metric
[15]	422	USE vector
[12]	423	USE spherical_geom_mod
	424	USE domain_mod
	425	USE dimensions
[15]	426	USE transfert_mod
[186]	427	USE getin_mod
[295]	428	USE omp_para
[12]	429	IMPLICIT NONE
	430
	431	REAL(rstd) :: surf(6)
	432	REAL(rstd) :: surf_v(6)
[15]	433	REAL(rstd) :: vect(3,6)
[21]	434	REAL(rstd) :: centr(3)
[153]	435	REAL(rstd) :: vet(3),vep(3), vertex(3)
[12]	436	INTEGER :: ind,i,j,k,n
	437	TYPE(t_domain),POINTER :: d
[427]	438	REAL(rstd) :: S12
[12]	439	REAL(rstd) :: w(6)
[15]	440	REAL(rstd) :: lon,lat
[12]	441	INTEGER :: ii_glo,jj_glo
[427]	442	REAL(rstd) :: S
[15]	443
[12]	444
[15]	445	CALL optimize_geometry
[356]	446	CALL remap_schmidt_loc
	447	CALL update_circumcenters
	448	! copy position of generators and vertices back into domain(:)%xyz/vertex
	449	! so that XIOS gets the right values
	450	CALL update_domain
	451
[153]	452	DO ind=1,ndomain
[295]	453	IF (.NOT. assigned_domain(ind) .OR. .NOT. is_omp_level_master ) CYCLE
[12]	454	d=>domain(ind)
	455	CALL swap_dimensions(ind)
	456	CALL swap_geometry(ind)
[388]	457	lon_i(:)=0 ; lat_i(:)=0
	458	lon_e(:)=0 ; lat_e(:)=0
[12]	459	DO j=jj_begin-1,jj_end+1
	460	DO i=ii_begin-1,ii_end+1
	461	n=(j-1)*iim+i
[15]	462
	463	DO k=0,5
	464	ne(n,k+1)=d%ne(k,i,j)
	465	ENDDO
	466
	467	vect(:,1)=xyz_v(n+z_rup,:)
	468	vect(:,2)=xyz_v(n+z_up,:)
	469	vect(:,3)=xyz_v(n+z_lup,:)
	470	vect(:,4)=xyz_v(n+z_ldown,:)
	471	vect(:,5)=xyz_v(n+z_down,:)
	472	vect(:,6)=xyz_v(n+z_rdown,:)
	473	CALL compute_centroid(vect,6,centr)
	474	centroid(n,:)=centr(:)
	475
	476
[12]	477	CALL xyz2lonlat(xyz_v(n+z_up,:),lon,lat)
	478	fv(n+z_up)=2sin(lat)omega
	479	CALL xyz2lonlat(xyz_v(n+z_down,:),lon,lat)
	480	fv(n+z_down)=2sin(lat)omega
	481
	482	bi(n)=0.
	483
[15]	484	CALL dist_cart(xyz_i(n,:),xyz_i(n+t_right,:),de(n+u_right))
	485	CALL dist_cart(xyz_i(n,:),xyz_i(n+t_lup,:),de(n+u_lup))
	486	CALL dist_cart(xyz_i(n,:),xyz_i(n+t_ldown,:),de(n+u_ldown))
[12]	487
[15]	488	CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_right,:),0.5,xyz_e(n+u_right,:))
	489	CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_lup,:),0.5,xyz_e(n+u_lup,:))
	490	CALL div_arc_bis(xyz_i(n,:),xyz_i(n+t_ldown,:),0.5,xyz_e(n+u_ldown,:))
	491
	492	CALL dist_cart(xyz_v(n+z_rdown,:), xyz_v(n+z_rup,:),le(n+u_right))
	493	CALL dist_cart(xyz_v(n+z_up,:), xyz_v(n+z_lup,:),le(n+u_lup))
	494	CALL dist_cart(xyz_v(n+z_ldown,:), xyz_v(n+z_down,:),le(n+u_ldown))
[362]	495
	496	le_de(n+u_right)=le(n+u_right)/de(n+u_right) ! NaN possible but should be harmless
	497	le_de(n+u_lup) =le(n+u_lup) /de(n+u_lup)
	498	le_de(n+u_ldown)=le(n+u_ldown)/de(n+u_ldown)
	499
[12]	500	Ai(n)=0
	501	DO k=0,5
[15]	502	CALL surf_triangle(xyz_i(n,:),xyz_i(n+t_pos(k+1),:),xyz_i(n+t_pos(MOD((k+1+6),6)+1),:),surf_v(k+1))
	503	CALL surf_triangle(xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:),surf(k+1))
[12]	504	Ai(n)=Ai(n)+surf(k+1)
[15]	505	IF (i==ii_end .AND. j==jj_begin) THEN
	506	IF (Ai(n)<1e20) THEN
	507	ELSE
	508	PRINT *,"PB !!",Ai(n),k,surf(k+1)
	509	PRINT*,xyz_i(n,:),xyz_v(n+z_pos(MOD((k-1+6),6)+1),:),xyz_v(n+z_pos(k+1),:)
	510	ENDIF
	511	ENDIF
[12]	512	ENDDO
	513
[47]	514	! Sign convention : Ringler et al., JCP 2010, eq. 21 p. 3071
	515	! Normal component is along outgoing normal vector if ne=1
[12]	516
[15]	517	CALL cross_product2(xyz_v(n+z_rdown,:),xyz_v(n+z_rup,:),vep)
	518	IF (norm(vep)>1e-30) THEN
[47]	519	vep(:)=vep(:)/norm(vep) ! Inward normal vector
	520	CALL cross_product2(vep,xyz_e(n+u_right,:),vet) ! Counter-clockwise tangent vector
[15]	521	vet(:)=vet(:)/norm(vet)
[47]	522	ep_e(n+u_right,:)=-vep(:)*ne(n,right)
[15]	523	et_e(n+u_right,:)=vet(:)*ne(n,right)
	524	ENDIF
	525
	526	CALL cross_product2(xyz_v(n+z_up,:),xyz_v(n+z_lup,:),vep)
	527	IF (norm(vep)>1e-30) THEN
	528	vep(:)=vep(:)/norm(vep)
	529	CALL cross_product2(vep,xyz_e(n+u_lup,:),vet)
	530	vet(:)=vet(:)/norm(vet)
[47]	531	ep_e(n+u_lup,:)=-vep(:)*ne(n,lup)
[15]	532	et_e(n+u_lup,:)=vet(:)*ne(n,lup)
	533	ENDIF
	534
	535	CALL cross_product2(xyz_v(n+z_ldown,:),xyz_v(n+z_down,:),vep)
	536	IF (norm(vep)>1e-30) THEN
	537	vep(:)=vep(:)/norm(vep)
	538	CALL cross_product2(vep,xyz_e(n+u_ldown,:),vet)
	539	vet(:)=vet(:)/norm(vet)
[47]	540	ep_e(n+u_ldown,:)=-vep(:)*ne(n,ldown)
[15]	541	et_e(n+u_ldown,:)=vet(:)*ne(n,ldown)
	542	ENDIF
	543
	544	CALL xyz2lonlat(xyz_i(n,:),lon,lat)
[286]	545	lon_i(n)=lon
	546	lat_i(n)=lat
[15]	547	elon_i(n,1) = -sin(lon)
	548	elon_i(n,2) = cos(lon)
	549	elon_i(n,3) = 0
	550	elat_i(n,1) = -cos(lon)*sin(lat)
	551	elat_i(n,2) = -sin(lon)*sin(lat)
	552	elat_i(n,3) = cos(lat)
	553
	554
	555	CALL xyz2lonlat(xyz_e(n+u_right,:),lon,lat)
[286]	556	lon_e(n+u_right)=lon
	557	lat_e(n+u_right)=lat
[15]	558	elon_e(n+u_right,1) = -sin(lon)
	559	elon_e(n+u_right,2) = cos(lon)
	560	elon_e(n+u_right,3) = 0
	561	elat_e(n+u_right,1) = -cos(lon)*sin(lat)
	562	elat_e(n+u_right,2) = -sin(lon)*sin(lat)
	563	elat_e(n+u_right,3) = cos(lat)
	564
	565	CALL xyz2lonlat(xyz_e(n+u_lup,:),lon,lat)
[286]	566	lon_e(n+u_lup)=lon
	567	lat_e(n+u_lup)=lat
[15]	568	elon_e(n+u_lup,1) = -sin(lon)
	569	elon_e(n+u_lup,2) = cos(lon)
	570	elon_e(n+u_lup,3) = 0
	571	elat_e(n+u_lup,1) = -cos(lon)*sin(lat)
	572	elat_e(n+u_lup,2) = -sin(lon)*sin(lat)
	573	elat_e(n+u_lup,3) = cos(lat)
	574
	575	CALL xyz2lonlat(xyz_e(n+u_ldown,:),lon,lat)
[286]	576	lon_e(n+u_ldown)=lon
	577	lat_e(n+u_ldown)=lat
[15]	578	elon_e(n+u_ldown,1) = -sin(lon)
	579	elon_e(n+u_ldown,2) = cos(lon)
	580	elon_e(n+u_ldown,3) = 0
	581	elat_e(n+u_ldown,1) = -cos(lon)*sin(lat)
	582	elat_e(n+u_ldown,2) = -sin(lon)*sin(lat)
	583	elat_e(n+u_ldown,3) = cos(lat)
	584
	585
[12]	586	DO k=0,5
[427]	587	CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(k+1),:),S1(n,k+1) )
	588	CALL surf_triangle(xyz_i(n,:), xyz_v(n+z_pos(k+1),:), xyz_i(n+t_pos(MOD(k+1+6,6)+1),:),S2(n,k+1) )
	589	S12 = .5*(S1(n,k+1)+S2(n,k+1))
	590	Riv(n,k+1)=S12/Ai(n)
	591	Riv2(n,k+1)=S12/surf_v(k+1)
[12]	592	ENDDO
	593
	594	DO k=1,6
	595	IF (ABS(surf_v(k))<1e-30) THEN
	596	Riv(n,k)=0.
	597	ENDIF
	598	ENDDO
	599
	600	Av(n+z_up)=surf_v(vup)+1e-100
	601	Av(n+z_down)=surf_v(vdown)+1e-100
	602
	603	ENDDO
	604	ENDDO
	605
	606	DO j=jj_begin,jj_end
	607	DO i=ii_begin,ii_end
	608	n=(j-1)*iim+i
	609
	610	CALL compute_wee(n,right,w)
	611	Wee(n+u_right,:,1)=w(1:5)
	612
	613	CALL compute_wee(n+t_right,left,w)
	614	Wee(n+u_right,:,2)=w(1:5)
	615
	616
	617	CALL compute_wee(n,lup,w)
	618	Wee(n+u_lup,:,1)=w(1:5)
	619
	620	CALL compute_wee(n+t_lup,rdown,w)
	621	Wee(n+u_lup,:,2)=w(1:5)
	622
	623
	624	CALL compute_wee(n,ldown,w)
	625	Wee(n+u_ldown,:,1)=w(1:5)
	626
	627	CALL compute_wee(n+t_ldown,rup,w)
	628	Wee(n+u_ldown,:,2)=w(1:5)
	629
	630	ENDDO
	631	ENDDO
	632
	633	DO j=jj_begin,jj_end
	634	DO i=ii_begin,ii_end
	635	n=(j-1)*iim+i
	636	ii_glo=d%ii_begin_glo-d%ii_begin+i
	637	jj_glo=d%jj_begin_glo-d%jj_begin+j
	638
	639	IF (ii_glo==1 .AND. jj_glo==1) THEN
	640	le(n+u_ldown)=0
	641	xyz_v(n+z_ldown,:)=xyz_v(n+z_down,:)
	642
	643	ENDIF
	644
	645	IF (ii_glo==iim_glo .AND. jj_glo==1) THEN
	646	le(n+u_right)=0
	647	xyz_v(n+z_rdown,:)=xyz_v(n+z_rup,:)
	648	ENDIF
	649
	650	IF (ii_glo==iim_glo .AND. jj_glo==jjm_glo) THEN
	651	le(n+u_rup)=0
	652	xyz_v(n+z_rup,:)=xyz_v(n+z_up,:)
	653	ENDIF
	654
	655	IF (ii_glo==1 .AND. jj_glo==jjm_glo) THEN
	656	le(n+u_lup)=0
	657	xyz_v(n+z_up,:)=xyz_v(n+z_lup,:)
	658	ENDIF
	659
	660	ENDDO
	661	ENDDO
	662
	663	DO j=jj_begin-1,jj_end+1
	664	DO i=ii_begin-1,ii_end+1
	665	n=(j-1)*iim+i
	666	xyz_i(n,:)=xyz_i(n,:) * radius
	667	xyz_v(n+z_up,:)=xyz_v(n+z_up,:) * radius
	668	xyz_v(n+z_down,:)=xyz_v(n+z_down,:) *radius
	669	de(n+u_right)=de(n+u_right) * radius
	670	de(n+u_lup)=de(n+u_lup)*radius
	671	de(n+u_ldown)=de(n+u_ldown)*radius
	672	xyz_e(n+u_right,:)=xyz_e(n+u_right,:)*radius
	673	xyz_e(n+u_lup,:)=xyz_e(n+u_lup,:)*radius
	674	xyz_e(n+u_ldown,:)=xyz_e(n+u_ldown,:)*radius
	675	le(n+u_right)=le(n+u_right)*radius
	676	le(n+u_lup)=le(n+u_lup)*radius
	677	le(n+u_ldown)=le(n+u_ldown)*radius
	678	Ai(n)=Ai(n)radius*2
	679	Av(n+z_up)=Av(n+z_up)radius*2
	680	Av(n+z_down)=Av(n+z_down)radius*2
	681	ENDDO
	682	ENDDO
	683
	684	ENDDO
[186]	685
[15]	686	CALL transfert_request(geom%Ai,req_i1)
	687	CALL transfert_request(geom%centroid,req_i1)
[186]	688
[295]	689	! CALL surf_triangle(d%xyz(:,ii_begin,jj_begin),d%xyz(:,ii_begin,jj_end),d%xyz(:,ii_end,jj_begin),S)
[151]	690
[12]	691	END SUBROUTINE set_geometry
	692
	693	SUBROUTINE compute_wee(n,pos,w)
	694	IMPLICIT NONE
	695	INTEGER,INTENT(IN) :: n
	696	INTEGER,INTENT(IN) :: pos
	697	REAL(rstd),INTENT(OUT) ::w(6)
	698
	699	REAL(rstd) :: ne_(0:5)
	700	REAL(rstd) :: Riv_(6)
	701	INTEGER :: k
	702
	703
	704	DO k=0,5
	705	ne_(k)=ne(n,MOD(pos-1+k+6,6)+1)
	706	Riv_(k+1)=Riv(n,MOD(pos-1+k+6,6)+1)
	707	ENDDO
	708
	709	w(1)=-ne_(0)ne_(1)(Riv_(1)-0.5)
	710	w(2)=-ne_(2)(ne_(0)Riv_(2)-w(1)*ne_(1))
	711	w(3)=-ne_(3)(ne_(0)Riv_(3)-w(2)*ne_(2))
	712	w(4)=-ne_(4)(ne_(0)Riv_(4)-w(3)*ne_(3))
	713	w(5)=-ne_(5)(ne_(0)Riv_(5)-w(4)*ne_(4))
	714	w(6)=ne_(0)ne_(5)(Riv_(6)-0.5)
	715
	716	! IF ( ABS(w(5)-w(6))>1e-20) PRINT *, "pb pour wee : w(5)!=w(6)",sum(Riv_(:))
	717
	718	END SUBROUTINE compute_wee
	719
	720
	721
	722	SUBROUTINE compute_geometry
	723	IMPLICIT NONE
	724	CALL allocate_geometry
	725	CALL set_geometry
	726
	727	END SUBROUTINE compute_geometry
	728
	729	END MODULE geometry

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source: codes/icosagcm/trunk/src/geometry.f90 @ 476

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