/[MITgcm]/MITgcm/verification/advect_xy/code/ini_vel.F
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Contents of /MITgcm/verification/advect_xy/code/ini_vel.F

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Revision 1.1 - (show annotations) (download)
Thu Sep 13 20:06:19 2001 UTC (22 years, 8 months ago) by adcroft
Branch: MAIN
CVS Tags: checkpoint46n_post, checkpoint51k_post, checkpoint47e_post, checkpoint57m_post, checkpoint52l_pre, checkpoint46l_post, checkpoint57g_pre, checkpoint46g_pre, checkpoint47c_post, release1_p13_pre, checkpoint50c_post, checkpoint57s_post, checkpoint58b_post, checkpoint57b_post, checkpoint46f_post, checkpoint57g_post, checkpoint48e_post, checkpoint56b_post, checkpoint50c_pre, checkpoint57y_post, checkpoint44f_post, checkpoint46b_post, checkpoint52j_pre, checkpoint43a-release1mods, checkpoint51o_pre, checkpoint54d_post, checkpoint54e_post, release1_p13, checkpoint51l_post, checkpoint48i_post, checkpoint57r_post, checkpoint46l_pre, checkpoint57d_post, checkpoint57i_post, checkpoint50d_pre, checkpoint52k_post, chkpt44d_post, checkpoint59, checkpoint58, checkpoint55, checkpoint54, checkpoint57, checkpoint56, checkpoint51, checkpoint50, checkpoint53, checkpoint52, release1_p8, release1_p9, checkpoint50d_post, release1_p1, release1_p2, release1_p3, release1_p4, release1_p5, release1_p6, release1_p7, checkpoint58f_post, checkpoint52f_post, checkpoint58d_post, checkpoint58a_post, checkpoint50b_pre, checkpoint44e_pre, checkpoint57z_post, checkpoint54f_post, checkpoint51f_post, release1_b1, checkpoint58y_post, checkpoint48b_post, checkpoint43, checkpoint51d_post, checkpoint48c_pre, checkpoint47d_pre, checkpoint51t_post, checkpoint58t_post, checkpoint51n_post, release1_chkpt44d_post, checkpoint55i_post, checkpoint58m_post, checkpoint57l_post, checkpoint52i_pre, checkpoint51s_post, checkpoint47a_post, checkpoint57t_post, checkpoint55c_post, checkpoint48d_pre, checkpoint51j_post, checkpoint47i_post, checkpoint52e_pre, checkpoint57v_post, checkpoint57f_post, checkpoint52e_post, checkpoint51n_pre, checkpoint47d_post, checkpoint53d_post, checkpoint46d_pre, checkpoint60, checkpoint61, checkpoint57a_post, checkpoint48d_post, release1-branch_tutorials, checkpoint57h_pre, checkpoint48f_post, checkpoint45d_post, checkpoint52b_pre, checkpoint54b_post, checkpoint46j_pre, checkpoint58w_post, checkpoint57h_post, checkpoint51l_pre, checkpoint52m_post, checkpoint57y_pre, chkpt44a_post, checkpoint55g_post, checkpoint44h_pre, checkpoint48h_post, checkpoint51q_post, checkpoint51b_pre, checkpoint46a_post, checkpoint47g_post, checkpoint52b_post, checkpoint52c_post, checkpoint46j_post, checkpoint51h_pre, checkpoint46k_post, checkpoint46b_pre, chkpt44c_pre, checkpoint58o_post, checkpoint48a_post, checkpoint45a_post, checkpoint57c_post, checkpoint50f_post, checkpoint50a_post, checkpoint50f_pre, checkpoint58p_post, checkpoint58q_post, checkpoint52f_pre, checkpoint55d_post, checkpoint44e_post, release1_p12, checkpoint58e_post, release1_p10, release1_p11, release1_p16, release1_p17, release1_p14, release1_p15, checkpoint47j_post, checkpoint54a_pre, checkpoint53c_post, checkpoint55d_pre, checkpoint57c_pre, checkpoint58r_post, checkpoint55j_post, branch-exfmods-tag, checkpoint44g_post, branchpoint-genmake2, checkpoint54a_post, checkpoint46e_pre, checkpoint55h_post, checkpoint58n_post, checkpoint51r_post, checkpoint48c_post, checkpoint45b_post, checkpoint51i_post, checkpoint57e_post, release1-branch-end, release1_final_v1, checkpoint55b_post, checkpoint51b_post, release1_p12_pre, checkpoint46c_pre, checkpoint53a_post, checkpoint46, checkpoint47b_post, checkpoint44b_post, checkpoint59q, checkpoint59p, checkpoint59r, checkpoint59e, checkpoint59d, checkpoint59g, checkpoint59f, checkpoint59a, checkpoint55f_post, checkpoint59c, checkpoint59b, checkpoint59m, checkpoint59l, checkpoint59o, checkpoint59n, checkpoint59i, checkpoint59h, checkpoint59k, checkpoint59j, checkpoint46h_pre, checkpoint52d_post, checkpoint53g_post, checkpoint46m_post, checkpoint57p_post, checkpint57u_post, checkpoint46a_pre, checkpoint50g_post, checkpoint45c_post, checkpoint57q_post, checkpoint44h_post, eckpoint57e_pre, checkpoint46g_post, checkpoint51c_post, checkpoint58k_post, checkpoint52a_pre, checkpoint58v_post, checkpoint52i_post, checkpoint50e_pre, checkpoint50i_post, checkpoint51i_pre, checkpoint52h_pre, checkpoint56a_post, checkpoint58l_post, checkpoint53f_post, checkpoint57h_done, checkpoint52j_post, checkpoint47f_post, checkpoint50e_post, chkpt44a_pre, checkpoint46i_post, checkpoint57j_post, checkpoint57f_pre, checkpoint46c_post, checkpoint58g_post, branch-netcdf, checkpoint52l_post, checkpoint58x_post, checkpoint52n_post, checkpoint53b_pre, checkpoint46e_post, release1_beta1, checkpoint58h_post, checkpoint56c_post, checkpoint58j_post, checkpoint51e_post, checkpoint44b_pre, checkpoint42, checkpoint57a_pre, checkpoint40, checkpoint41, checkpoint55a_post, checkpoint47, checkpoint44, checkpoint45, checkpoint48, checkpoint49, checkpoint57o_post, checkpoint46h_post, checkpoint51o_post, checkpoint57k_post, checkpoint51f_pre, chkpt44c_post, checkpoint53b_post, checkpoint47h_post, checkpoint52a_post, checkpoint57w_post, checkpoint44f_pre, checkpoint58i_post, checkpoint51g_post, ecco_c52_e35, checkpoint57x_post, checkpoint46d_post, checkpoint50b_post, checkpoint58c_post, checkpoint58u_post, release1-branch_branchpoint, checkpoint51m_post, checkpoint53d_pre, checkpoint58s_post, checkpoint55e_post, checkpoint54c_post, checkpoint61b, checkpoint61a, checkpoint51a_post, checkpoint51p_post, checkpoint48g_post, checkpoint51u_post
Branch point for: branch-exfmods-curt, release1_final, release1-branch, branch-genmake2, release1, branch-nonh, tg2-branch, release1_50yr, netcdf-sm0, checkpoint51n_branch, release1_coupled
Added verification expt "advect_xy"
 o tests mutli-dimensional advection in x-y plane
 o doubly periodic, no topography
 o theta contains smooth bump, salt contains cylinder
 o CFL=1/4 (actually stable upto CFL=1)

1 C $Header: /u/gcmpack/models/MITgcmUV/model/src/Attic/ini_vel.F,v 1.1.2.2 2001/04/09 19:15:33 adcroft Exp $
2 C $Name: $
3
4 #include "CPP_OPTIONS.h"
5
6 SUBROUTINE INI_VEL( myThid )
7 IMPLICIT NONE
8
9 C Initialize 3D flow field (either to zero or from input files)
10
11 C === Global variables ===
12 #include "SIZE.h"
13 #include "EEPARAMS.h"
14 #include "PARAMS.h"
15 #include "GRID.h"
16 #include "DYNVARS.h"
17
18 C == Routine arguments ==
19 C myThid - Number of this instance of INI_UVEL
20 INTEGER myThid
21
22 C == Local variables ==
23 C bi,bj,i,j,k - Loop counters
24 INTEGER bi,bj,i,j,k
25
26 C-- Initialise velocity fields to zero
27 C
28 C If you want to specify an analytic initial state for the flow
29 C field then customize the following section of code.
30 C It is, however, often easier to generate initial conditions
31 C off-line and read them from input files...
32 C
33 DO bj = myByLo(myThid), myByHi(myThid)
34 DO bi = myBxLo(myThid), myBxHi(myThid)
35 DO k=1,Nr
36 DO j=1-Oly,sNy+Oly
37 DO i=1-Olx,sNx+Olx
38 uVel(i,j,k,bi,bj)=1.
39 vVel(i,j,k,bi,bj)=1.
40 wVel(i,j,k,bi,bj)=0.
41 ENDDO
42 ENDDO
43 ENDDO
44 ENDDO
45 ENDDO
46
47 C Read an initial state for each component if required
48 IF (uVelInitFile .NE. ' ') THEN
49 _BEGIN_MASTER( myThid )
50 CALL READ_FLD_XYZ_RL( uVelInitFile, ' ', uVel, 0, myThid )
51 _END_MASTER(myThid)
52 c _EXCH_XYZ_R8(uVel , myThid )
53 ENDIF
54
55 IF (vVelInitFile .NE. ' ') THEN
56 _BEGIN_MASTER( myThid )
57 CALL READ_FLD_XYZ_RL( vVelInitFile, ' ', vVel, 0, myThid )
58 _END_MASTER(myThid)
59 c _EXCH_XYZ_R8(vVel , myThid )
60 ENDIF
61
62 DO bj = myByLo(myThid), myByHi(myThid)
63 DO bi = myBxLo(myThid), myBxHi(myThid)
64 DO k=1,Nr
65 DO j=1-Oly,sNy+Oly
66 DO i=1-Olx,sNx+Olx
67 uVel(i,j,k,bi,bj)=uVel(i,j,k,bi,bj)*_maskW(i,j,k,bi,bj)
68 vVel(i,j,k,bi,bj)=vVel(i,j,k,bi,bj)*_maskS(i,j,k,bi,bj)
69 ENDDO
70 ENDDO
71 CALL INTEGRATE_FOR_W(
72 I bi, bj, k, uVel, vVel,
73 O wVel,
74 I myThid )
75 ENDDO
76 ENDDO
77 ENDDO
78
79 c IF (uVelInitFile .NE. ' ' .OR. vVelInitFile .NE. ' ') THEN
80 CALL EXCH_UV_XYZ_RL(uVel,vVel,.TRUE.,myThid)
81 _EXCH_XYZ_R8(wVel,myThid)
82 c ENDIF
83
84 RETURN
85 END

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