trunk/dyn3d/integrd.f

module integrd_m

  IMPLICIT NONE

contains

  SUBROUTINE integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, &
       dteta, dp, vcov, ucov, teta, q, ps, masse, finvmaold, dt, leapf)

    ! From dyn3d/integrd.F, version 1.1.1.1 2004/05/19 12:53:05
    ! Author: P. Le Van 
    ! Objet: incrémentation des tendances dynamiques

    USE comvert, ONLY : ap, bp
    USE comgeom, ONLY : aire, apoln, apols
    USE dimens_m, ONLY : iim, jjm, llm
    USE filtreg_m, ONLY : filtreg
    use nr_util, only: assert
    USE paramet_m, ONLY : iip1, iip2, ip1jm, ip1jmp1, jjp1, llmp1

    ! Arguments: 

    REAL vcov(ip1jm, llm), ucov((iim + 1) * (jjm + 1), llm)
    real, intent(inout):: teta((iim + 1) * (jjm + 1), llm)
    REAL q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nq)
    REAL, intent(inout):: ps((iim + 1) * (jjm + 1))
    REAL masse((iim + 1) * (jjm + 1), llm)

    REAL vcovm1(ip1jm, llm), ucovm1((iim + 1) * (jjm + 1), llm)
    REAL, intent(inout):: tetam1((iim + 1) * (jjm + 1), llm)
    REAL, intent(inout):: psm1((iim + 1) * (jjm + 1))
    real massem1((iim + 1) * (jjm + 1), llm)

    REAL dv(ip1jm, llm), dudyn((iim + 1) * (jjm + 1), llm)
    REAL dteta((iim + 1) * (jjm + 1), llm), dp((iim + 1) * (jjm + 1))
    REAL finvmaold((iim + 1) * (jjm + 1), llm)
    LOGICAL, INTENT (IN) :: leapf
    real, intent(in):: dt

    ! Local variables: 

    INTEGER nq
    REAL vscr(ip1jm), uscr((iim + 1) * (jjm + 1)), hscr((iim + 1) * (jjm + 1))
    real pscr((iim + 1) * (jjm + 1))
    REAL massescr((iim + 1) * (jjm + 1), llm)
    real finvmasse((iim + 1) * (jjm + 1), llm)
    REAL p((iim + 1) * (jjm + 1), llmp1)
    REAL tpn, tps, tppn(iim), tpps(iim)
    REAL qpn, qps, qppn(iim), qpps(iim)
    REAL deltap((iim + 1) * (jjm + 1), llm)

    INTEGER l, ij, iq

    REAL ssum

    !-----------------------------------------------------------------------

    call assert(size(q, 1) == iim + 1, size(q, 2) == jjm + 1, &
         size(q, 3) == llm, "integrd")
    nq = size(q, 4)

    DO l = 1, llm
       DO ij = 1, iip1
          ucov(ij, l) = 0.
          ucov(ij+ip1jm, l) = 0.
          uscr(ij) = 0.
          uscr(ij+ip1jm) = 0.
       END DO
    END DO

    massescr = masse

    ! Integration de ps :

    pscr = ps
    ps = psm1 + dt * dp

    DO ij = 1, (iim + 1) * (jjm + 1)
       IF (ps(ij) < 0.) THEN
          PRINT *, 'integrd: au point ij = ', ij, &
               ', negative surface pressure ', ps(ij)
          STOP 1
       END IF
    END DO

    DO ij = 1, iim
       tppn(ij) = aire(ij)*ps(ij)
       tpps(ij) = aire(ij+ip1jm) * ps(ij+ip1jm)
    END DO
    tpn = ssum(iim, tppn, 1)/apoln
    tps = ssum(iim, tpps, 1)/apols
    DO ij = 1, iip1
       ps(ij) = tpn
       ps(ij+ip1jm) = tps
    END DO

    ! Calcul de la nouvelle masse d'air au dernier temps integre t+1

    forall (l = 1: llm + 1) p(:, l) = ap(l) + bp(l) * ps
    CALL massdair(p, masse)

    finvmasse = masse
    CALL filtreg(finvmasse, jjp1, llm, -2, 2, .TRUE.)

    ! integration de ucov, vcov, h

    DO l = 1, llm
       DO ij = iip2, ip1jm
          uscr(ij) = ucov(ij, l)
          ucov(ij, l) = ucovm1(ij, l) + dt*dudyn(ij, l)
       END DO

       DO ij = 1, ip1jm
          vscr(ij) = vcov(ij, l)
          vcov(ij, l) = vcovm1(ij, l) + dt*dv(ij, l)
       END DO

       hscr = teta(:, l)
       teta(:, l) = tetam1(:, l) * massem1(:, l) / masse(:, l) &
            + dt * dteta(:, l) / masse(:, l)

       ! Calcul de la valeur moyenne, unique aux poles pour teta

       DO ij = 1, iim
          tppn(ij) = aire(ij)*teta(ij, l)
          tpps(ij) = aire(ij+ip1jm)*teta(ij+ip1jm, l)
       END DO
       tpn = ssum(iim, tppn, 1)/apoln
       tps = ssum(iim, tpps, 1)/apols

       DO ij = 1, iip1
          teta(ij, l) = tpn
          teta(ij+ip1jm, l) = tps
       END DO

       IF (leapf) THEN
          ucovm1(:, l)  =uscr
          vcovm1(:, l) = vscr
          tetam1(:, l) = hscr
       END IF
    END DO

    DO l = 1, llm
       DO ij = 1, (iim + 1) * (jjm + 1)
          deltap(ij, l) = p(ij, l) - p(ij, l+1)
       END DO
    END DO

    CALL qminimum(q, nq, deltap)

    ! Calcul de la valeur moyenne, unique aux poles pour q

    DO iq = 1, nq
       DO l = 1, llm
          DO ij = 1, iim
             qppn(ij) = aire(ij)*q(ij, 1, l, iq)
             qpps(ij) = aire(ij+ip1jm)*q(ij, jjm + 1, l, iq)
          END DO
          qpn = ssum(iim, qppn, 1)/apoln
          qps = ssum(iim, qpps, 1)/apols

          DO ij = 1, iip1
             q(ij, 1, l, iq) = qpn
             q(ij, jjm + 1, l, iq) = qps
          END DO
       END DO
    END DO

    finvmaold = finvmasse

    ! Fin de l'integration de q

    IF (leapf) THEN
       psm1 = pscr
       massem1 = massescr
    END IF

  END SUBROUTINE integrd

end module integrd_m
1	module integrd_m
2
3	IMPLICIT NONE
4
5	contains
6
7	SUBROUTINE integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, &
8	dteta, dp, vcov, ucov, teta, q, ps, masse, finvmaold, dt, leapf)
9
10	! From dyn3d/integrd.F, version 1.1.1.1 2004/05/19 12:53:05
11	! Author: P. Le Van
12	! Objet: incrémentation des tendances dynamiques
13
14	USE comvert, ONLY : ap, bp
15	USE comgeom, ONLY : aire, apoln, apols
16	USE dimens_m, ONLY : iim, jjm, llm
17	USE filtreg_m, ONLY : filtreg
18	use nr_util, only: assert
19	USE paramet_m, ONLY : iip1, iip2, ip1jm, ip1jmp1, jjp1, llmp1
20
21	! Arguments:
22
23	REAL vcov(ip1jm, llm), ucov((iim + 1) * (jjm + 1), llm)
24	real, intent(inout):: teta((iim + 1) * (jjm + 1), llm)
25	REAL q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nq)
26	REAL, intent(inout):: ps((iim + 1) * (jjm + 1))
27	REAL masse((iim + 1) * (jjm + 1), llm)
28
29	REAL vcovm1(ip1jm, llm), ucovm1((iim + 1) * (jjm + 1), llm)
30	REAL, intent(inout):: tetam1((iim + 1) * (jjm + 1), llm)
31	REAL, intent(inout):: psm1((iim + 1) * (jjm + 1))
32	real massem1((iim + 1) * (jjm + 1), llm)
33
34	REAL dv(ip1jm, llm), dudyn((iim + 1) * (jjm + 1), llm)
35	REAL dteta((iim + 1) * (jjm + 1), llm), dp((iim + 1) * (jjm + 1))
36	REAL finvmaold((iim + 1) * (jjm + 1), llm)
37	LOGICAL, INTENT (IN) :: leapf
38	real, intent(in):: dt
39
40	! Local variables:
41
42	INTEGER nq
43	REAL vscr(ip1jm), uscr((iim + 1) * (jjm + 1)), hscr((iim + 1) * (jjm + 1))
44	real pscr((iim + 1) * (jjm + 1))
45	REAL massescr((iim + 1) * (jjm + 1), llm)
46	real finvmasse((iim + 1) * (jjm + 1), llm)
47	REAL p((iim + 1) * (jjm + 1), llmp1)
48	REAL tpn, tps, tppn(iim), tpps(iim)
49	REAL qpn, qps, qppn(iim), qpps(iim)
50	REAL deltap((iim + 1) * (jjm + 1), llm)
51
52	INTEGER l, ij, iq
53
54	REAL ssum
55
56	!-----------------------------------------------------------------------
57
58	call assert(size(q, 1) == iim + 1, size(q, 2) == jjm + 1, &
59	size(q, 3) == llm, "integrd")
60	nq = size(q, 4)
61
62	DO l = 1, llm
63	DO ij = 1, iip1
64	ucov(ij, l) = 0.
65	ucov(ij+ip1jm, l) = 0.
66	uscr(ij) = 0.
67	uscr(ij+ip1jm) = 0.
68	END DO
69	END DO
70
71	massescr = masse
72
73	! Integration de ps :
74
75	pscr = ps
76	ps = psm1 + dt * dp
77
78	DO ij = 1, (iim + 1) * (jjm + 1)
79	IF (ps(ij) < 0.) THEN
80	PRINT *, 'integrd: au point ij = ', ij, &
81	', negative surface pressure ', ps(ij)
82	STOP 1
83	END IF
84	END DO
85
86	DO ij = 1, iim
87	tppn(ij) = aire(ij)*ps(ij)
88	tpps(ij) = aire(ij+ip1jm) * ps(ij+ip1jm)
89	END DO
90	tpn = ssum(iim, tppn, 1)/apoln
91	tps = ssum(iim, tpps, 1)/apols
92	DO ij = 1, iip1
93	ps(ij) = tpn
94	ps(ij+ip1jm) = tps
95	END DO
96
97	! Calcul de la nouvelle masse d'air au dernier temps integre t+1
98
99	forall (l = 1: llm + 1) p(:, l) = ap(l) + bp(l) * ps
100	CALL massdair(p, masse)
101
102	finvmasse = masse
103	CALL filtreg(finvmasse, jjp1, llm, -2, 2, .TRUE.)
104
105	! integration de ucov, vcov, h
106
107	DO l = 1, llm
108	DO ij = iip2, ip1jm
109	uscr(ij) = ucov(ij, l)
110	ucov(ij, l) = ucovm1(ij, l) + dt*dudyn(ij, l)
111	END DO
112
113	DO ij = 1, ip1jm
114	vscr(ij) = vcov(ij, l)
115	vcov(ij, l) = vcovm1(ij, l) + dt*dv(ij, l)
116	END DO
117
118	hscr = teta(:, l)
119	teta(:, l) = tetam1(:, l) * massem1(:, l) / masse(:, l) &
120	+ dt * dteta(:, l) / masse(:, l)
121
122	! Calcul de la valeur moyenne, unique aux poles pour teta
123
124	DO ij = 1, iim
125	tppn(ij) = aire(ij)*teta(ij, l)
126	tpps(ij) = aire(ij+ip1jm)*teta(ij+ip1jm, l)
127	END DO
128	tpn = ssum(iim, tppn, 1)/apoln
129	tps = ssum(iim, tpps, 1)/apols
130
131	DO ij = 1, iip1
132	teta(ij, l) = tpn
133	teta(ij+ip1jm, l) = tps
134	END DO
135
136	IF (leapf) THEN
137	ucovm1(:, l) =uscr
138	vcovm1(:, l) = vscr
139	tetam1(:, l) = hscr
140	END IF
141	END DO
142
143	DO l = 1, llm
144	DO ij = 1, (iim + 1) * (jjm + 1)
145	deltap(ij, l) = p(ij, l) - p(ij, l+1)
146	END DO
147	END DO
148
149	CALL qminimum(q, nq, deltap)
150
151	! Calcul de la valeur moyenne, unique aux poles pour q
152
153	DO iq = 1, nq
154	DO l = 1, llm
155	DO ij = 1, iim
156	qppn(ij) = aire(ij)*q(ij, 1, l, iq)
157	qpps(ij) = aire(ij+ip1jm)*q(ij, jjm + 1, l, iq)
158	END DO
159	qpn = ssum(iim, qppn, 1)/apoln
160	qps = ssum(iim, qpps, 1)/apols
161
162	DO ij = 1, iip1
163	q(ij, 1, l, iq) = qpn
164	q(ij, jjm + 1, l, iq) = qps
165	END DO
166	END DO
167	END DO
168
169	finvmaold = finvmasse
170
171	! Fin de l'integration de q
172
173	IF (leapf) THEN
174	psm1 = pscr
175	massem1 = massescr
176	END IF
177
178	END SUBROUTINE integrd
179
180	end module integrd_m