/[MITgcm]/MITgcm/optim/optim_sub.F
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Revision 1.3 - (hide annotations) (download)
Fri Dec 3 01:06:33 2004 UTC (19 years, 4 months ago) by mlosch
Branch: MAIN
CVS Tags: checkpoint62v, checkpoint57m_post, checkpoint62u, checkpoint57g_pre, checkpoint62t, checkpoint57s_post, checkpoint58b_post, checkpoint57b_post, checkpoint57g_post, checkpoint57y_post, checkpoint65z, checkpoint65x, checkpoint65y, checkpoint65r, checkpoint65s, checkpoint65p, checkpoint65q, checkpoint65v, checkpoint65w, checkpoint65t, checkpoint65u, checkpoint65j, checkpoint65k, checkpoint65h, checkpoint65i, checkpoint65n, checkpoint65l, checkpoint65m, checkpoint65b, checkpoint65c, checkpoint65a, checkpoint65f, checkpoint65g, checkpoint65d, checkpoint65e, checkpoint62c, checkpoint57r_post, checkpoint57d_post, checkpoint57i_post, checkpoint59, checkpoint58, checkpoint57, checkpoint58f_post, checkpoint57n_post, checkpoint58d_post, checkpoint62s, checkpoint58a_post, checkpoint62r, checkpoint62q, checkpoint62p, checkpoint57z_post, checkpoint62a, checkpoint62g, checkpoint62f, checkpoint62e, checkpoint62d, checkpoint62k, checkpoint62j, checkpoint62i, checkpoint62h, checkpoint62o, checkpoint62n, checkpoint62m, checkpoint62l, checkpoint62w, checkpoint62z, checkpoint62y, checkpoint62x, checkpoint58y_post, checkpoint58t_post, checkpoint58m_post, checkpoint57l_post, checkpoint57t_post, checkpoint63g, checkpoint57v_post, checkpoint57f_post, checkpoint64, checkpoint65, checkpoint60, checkpoint61, checkpoint62, checkpoint63, checkpoint57a_post, checkpoint57h_pre, checkpoint66g, checkpoint66f, checkpoint66e, checkpoint66d, checkpoint66c, checkpoint66b, checkpoint66a, checkpoint66o, checkpoint66n, checkpoint66m, checkpoint66l, checkpoint66k, checkpoint66j, checkpoint66i, checkpoint66h, checkpoint58w_post, checkpoint57h_post, checkpoint57y_pre, checkpoint58o_post, checkpoint57c_post, checkpoint58p_post, checkpoint58q_post, checkpoint58e_post, checkpoint63p, checkpoint63q, checkpoint63r, checkpoint63s, checkpoint63l, checkpoint63m, checkpoint63n, checkpoint63o, checkpoint63h, checkpoint63i, checkpoint63j, checkpoint63k, checkpoint63d, checkpoint63e, checkpoint63f, checkpoint63a, checkpoint63b, checkpoint63c, checkpoint57c_pre, checkpoint58r_post, checkpoint58n_post, checkpoint57e_post, checkpoint65o, checkpoint59q, checkpoint59p, checkpoint59r, checkpoint59e, checkpoint59d, checkpoint59g, checkpoint59f, checkpoint59a, checkpoint59c, checkpoint59b, checkpoint59m, checkpoint59l, checkpoint59o, checkpoint59n, checkpoint59i, checkpoint59h, checkpoint59k, checkpoint57p_post, checkpint57u_post, checkpoint57q_post, eckpoint57e_pre, checkpoint58k_post, checkpoint62b, checkpoint58v_post, checkpoint64y, checkpoint64x, checkpoint58l_post, checkpoint64z, checkpoint64q, checkpoint64p, checkpoint64s, checkpoint64r, checkpoint64u, checkpoint64t, checkpoint64w, checkpoint64v, checkpoint64i, checkpoint64h, checkpoint64k, checkpoint64j, checkpoint64m, checkpoint64l, checkpoint64o, checkpoint64n, checkpoint64a, checkpoint64c, checkpoint64b, checkpoint64e, checkpoint64d, checkpoint64g, checkpoint64f, checkpoint57h_done, checkpoint57j_post, checkpoint57f_pre, checkpoint61f, checkpoint58g_post, checkpoint58x_post, checkpoint61n, checkpoint59j, checkpoint58h_post, checkpoint56c_post, checkpoint58j_post, checkpoint57a_pre, checkpoint57o_post, checkpoint61q, checkpoint57k_post, checkpoint57w_post, checkpoint61e, checkpoint58i_post, checkpoint57x_post, checkpoint58c_post, checkpoint58u_post, checkpoint58s_post, checkpoint61g, checkpoint61d, checkpoint61b, checkpoint61c, checkpoint61a, checkpoint61o, checkpoint61l, checkpoint61m, checkpoint61j, checkpoint61k, checkpoint61h, checkpoint61i, checkpoint61v, checkpoint61w, checkpoint61t, checkpoint61u, checkpoint61r, checkpoint61s, checkpoint61p, checkpoint61z, checkpoint61x, checkpoint61y, HEAD
Changes since 1.2: +0 -1 lines 
o optim:
  - remove unnecessary header files
  - adjusted namelists
  - add xerbla.F to Makefile
1 heimbach 1.2
2    
3     subroutine optim_sub(
4     I nn
5     & )
6    
7     c ==================================================================
8     c SUBROUTINE optim_sub
9     c ==================================================================
10     c
11     c o Initialization of optimization run.
12     c
13     c started: Christian Eckert eckert@mit.edu 15-Feb-2000
14     c
15     c changed: Christian Eckert eckert@mit.edu 10-Mar-2000
16     c
17     c - Added ECCO layout.
18     c
19     c changed: Patrick Heimbach heimbach@mit.edu 19-Jun-2000
20     c - finished, revised and debugged
21     c
22     c ==================================================================
23     c SUBROUTINE optim_sub
24     c ==================================================================
25    
26     implicit none
27    
28     c == global variables ==
29    
30     #include "EEPARAMS.h"
31     #include "SIZE.h"
32    
33     #include "ctrl.h"
34     #include "optim.h"
35    
36     c == routine arguments ==
37    
38     integer nn
39    
40     c == local variables ==
41    
42     _RL objf
43    
44     #if defined (DYNAMIC)
45     _RL xx(nn)
46     _RL adxx(nn)
47     _RL dd(nn)
48     _RL gold(nn)
49     _RL xdiff(nn)
50     #elif defined (USE_POINTER) || (MAX_INDEPEND == 0)
51     _RL xx
52     _RL adxx
53     _RL dd(1)
54     _RL gold(1)
55     _RL xdiff(1)
56     pointer (pxx,xx(1))
57     pointer (padxx,adxx(1))
58     pointer (pdd,dd)
59     pointer (pgold,gold)
60     pointer (pxdiff,xdiff)
61     #else
62     integer nmax
63     parameter( nmax = MAX_INDEPEND )
64     _RL xx(nmax)
65     _RL adxx(nmax)
66     _RL dd(nmax)
67     _RL gold(nmax)
68     _RL xdiff(nmax)
69     #endif
70    
71     c-- Allocate memory for the control variables and the gradient vector.
72     #if defined(DYNAMIC)
73     #elif defined(USE_POINTER) || (MAX_INDEPEND == 0)
74     call myalloc( pxx , nn*REAL_BYTE )
75     call myalloc( padxx, nn*REAL_BYTE )
76     call myalloc( pdd, nn*REAL_BYTE )
77     call myalloc( pgold, nn*REAL_BYTE )
78     call myalloc( pxdiff, nn*REAL_BYTE )
79     #endif
80    
81     integer ifail
82     integer itmax
83     logical loffline
84    
85     c == external ==
86    
87     external simul
88     external lsline
89    
90     c == end of interface ==
91    
92     c-- Initialisize the model and set a first guess of the control
93     c-- variables.
94     call optim_initmod( nn, xx )
95    
96     #if defined (DYNAMIC)
97     #elif defined(USE_POINTER) || (MAX_INDEPEND == 0)
98     #else
99     if (nn .gt. nmax) then
100     print*,' OPTIMUM: Not enough space.'
101     print*,' nmax = ',nmax
102     print*,' nn = ',nn
103     print*
104     print*,' Set MAX_INDEPEND in Makefile .ge. ',nn
105     print*
106     stop ' ... stopped in OPTIMUM.'
107     endif
108     #endif
109    
110     print*, ' OPTIMUM: Calling lsopt for iteration: ',optimcycle
111     print*, ' OPTIMUM: with nn, REAL_BYTE = ', nn, REAL_BYTE
112    
113     loffline = .true.
114     itmax = numiter
115    
116     c-- Large scale optimization --> Gilbert & Lemarechal.
117     call lsopt_top( nn, xx, objf, adxx
118     & , simul, lsline
119     & , epsx, fmin, epsg
120     & , iprint
121     & , itmax, nfunc, nupdate
122     & , dd, gold, xdiff
123     & , loffline
124     & , ifail )
125    
126     return
127     end
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