/[MITgcm]/MITgcm/optim/simul.F
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Revision 1.2 - (hide annotations) (download)
Fri Nov 15 04:03:25 2002 UTC (21 years, 5 months ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint51k_post, checkpoint47e_post, checkpoint52l_pre, hrcube4, hrcube5, checkpoint47c_post, checkpoint50c_post, checkpoint52d_pre, checkpoint48e_post, checkpoint50c_pre, checkpoint52j_pre, checkpoint51o_pre, checkpoint54d_post, checkpoint54e_post, checkpoint51l_post, checkpoint48i_post, checkpoint50d_pre, checkpoint52k_post, checkpoint54, checkpoint51, checkpoint50, checkpoint53, checkpoint52, checkpoint50d_post, checkpoint52f_post, checkpoint50b_pre, checkpoint51f_post, checkpoint48b_post, checkpoint51d_post, checkpoint48c_pre, checkpoint47d_pre, checkpoint51t_post, checkpoint51n_post, checkpoint52i_pre, hrcube_1, hrcube_2, hrcube_3, checkpoint51s_post, checkpoint47a_post, checkpoint48d_pre, checkpoint51j_post, checkpoint47i_post, checkpoint52e_pre, checkpoint52e_post, checkpoint51n_pre, checkpoint47d_post, checkpoint53d_post, checkpoint48d_post, checkpoint48f_post, checkpoint52b_pre, checkpoint54b_post, checkpoint51l_pre, checkpoint52m_post, checkpoint48h_post, checkpoint51q_post, checkpoint51b_pre, checkpoint47g_post, checkpoint52b_post, checkpoint52c_post, checkpoint51h_pre, checkpoint48a_post, checkpoint50f_post, checkpoint50a_post, checkpoint50f_pre, checkpoint52f_pre, checkpoint47j_post, checkpoint54a_pre, checkpoint53c_post, branch-exfmods-tag, branchpoint-genmake2, checkpoint54a_post, checkpoint51r_post, checkpoint48c_post, checkpoint51i_post, checkpoint51b_post, checkpoint51c_post, checkpoint53a_post, checkpoint47b_post, checkpoint52d_post, checkpoint53g_post, checkpoint50g_post, checkpoint52a_pre, checkpoint50h_post, checkpoint52i_post, checkpoint50e_pre, checkpoint50i_post, checkpoint51i_pre, checkpoint52h_pre, checkpoint53f_post, checkpoint52j_post, checkpoint47f_post, checkpoint50e_post, branch-netcdf, checkpoint52l_post, checkpoint52n_post, checkpoint53b_pre, checkpoint51e_post, checkpoint47, checkpoint48, checkpoint49, checkpoint51o_post, checkpoint51f_pre, checkpoint48g_post, checkpoint53b_post, checkpoint47h_post, checkpoint52a_post, checkpoint51g_post, ecco_c52_e35, checkpoint50b_post, checkpoint51m_post, checkpoint53d_pre, checkpoint54c_post, checkpoint51a_post, checkpoint51p_post, checkpoint51u_post
Branch point for: branch-exfmods-curt, branch-genmake2, branch-nonh, tg2-branch, netcdf-sm0, checkpoint51n_branch
Changes since 1.1: +87 -0 lines 
o Incorporating QNVS line search routines into MITgcm
  (this is separate code, not compiled with MITgcm,
  and therefore not under pkg)
  - lsopt/
  - optim/
1 heimbach 1.2
2    
3     subroutine simul(
4     I indic,
5     I nn,
6     I xx,
7     O objf,
8     O adxx
9     & )
10    
11     c ==================================================================
12     c SUBROUTINE simul
13     c ==================================================================
14     c
15     c o This routine is called by the large-scale optimization lsopt.
16     c
17     c Input : indic - Parameter (not used here).
18     c nn - Number of control variables.
19     c xx - Array of control variables.
20     c
21     c Output : objf - Value of objective function.
22     c adxx - Gradients of objective function with respect
23     c to the control variables.
24     c
25     c
26     c started: Christian Eckert eckert@mit.edu 15-Feb-2000
27     c
28     c changed: Christian Eckert eckert@mit.edu 10-Mar-2000
29     c
30     c - Added ECCO layout.
31     c
32     c changed: Patrick Heimbach heimbach@mit.edu 19-Jun-2000
33     c - finished, revised and debugged
34     c
35     c ==================================================================
36     c SUBROUTINE simul
37     c ==================================================================
38    
39     implicit none
40    
41     c == global variables ==
42    
43     #include "EEPARAMS.h"
44     #include "SIZE.h"
45     #include "ctrl.h"
46    
47     c == routine arguments ==
48    
49     integer indic
50     integer nn
51     _RL xx(nn)
52     _RL objf
53     _RL adxx(nn)
54    
55     c == local variables ==
56    
57     integer i
58     _RL adobjf
59    
60     logical lheaderonly
61    
62     c == end of interface ==
63    
64     c-- Call the combined modified forward model and the adjoint model.
65     do i = 1,nn
66     adxx(i) = 0.0
67     enddo
68     adobjf = 1.0
69     c
70     lheaderonly = .false.
71     call optim_readdata( nn, ctrlname, lheaderonly, objf, xx )
72     call optim_readdata( nn, costname, lheaderonly, objf, adxx )
73    
74     indic = indic
75    
76     cph(
77     print *, ' leaving simul with nn, objf = ', nn, objf
78     print *, ' leaving simul with xx, adxx = ', xx(1), adxx(1)
79     do i=1,nn
80     c if (xx(i).EQ.'NaN') then
81     c print *, 'pathei - out: i = ', i
82     c end if
83     end do
84     cph)
85    
86     return
87     end
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