1 /****************************************************************
2 Copyright (C) 1997, 1999-2001 Lucent Technologies
3 All Rights Reserved
4
5 Permission to use, copy, modify, and distribute this software and
6 its documentation for any purpose and without fee is hereby
7 granted, provided that the above copyright notice appear in all
8 copies and that both that the copyright notice and this
9 permission notice and warranty disclaimer appear in supporting
10 documentation, and that the name of Lucent or any of its entities
11 not be used in advertising or publicity pertaining to
12 distribution of the software without specific, written prior
13 permission.
14
15 LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
16 INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
17 IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
18 SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
20 IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
21 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
22 THIS SOFTWARE.
23 ****************************************************************/
24
25 #include "jac2dim.h"
26
27 static void
28 #ifdef KR_headers
INchk(asl,who,i,ix)29 INchk(asl, who, i, ix) ASL *asl; char *who; int i, ix;
30 #else
31 INchk(ASL *asl, char *who, int i, int ix)
32 #endif
33 {
34 ASL_CHECK(asl, ASL_read_fgh, who);
35 if (i < 0 || i >= ix) {
36 fprintf(Stderr, "%s: got I = %d; expected 0 <= I < %d\n",
37 who, i, ix);
38 exit(1);
39 }
40 }
41
42 static real
43 #ifdef KR_headers
c2ival(asl,i,X,nerror)44 c2ival(asl, i, X, nerror) ASL_fgh *asl; int i; fint *nerror; real *X;
45 #else
46 c2ival(ASL_fgh *asl, int i, real *X, fint *nerror)
47 #endif
48 {
49 Jmp_buf err_jmp0;
50 expr *e;
51 int ij;
52 real f;
53
54 if (nerror && *nerror >= 0) {
55 err_jmp = &err_jmp0;
56 ij = setjmp(err_jmp0.jb);
57 if (*nerror = ij)
58 return 0.;
59 }
60 want_deriv = want_derivs;
61 errno = 0; /* in case f77 set errno opening files */
62 if (!asl->i.x_known)
63 x2_check_ASL(asl,X);
64 if (!asl->i.ncxval)
65 asl->i.ncxval = (int*)M1zapalloc(nclcon*sizeof(int));
66 if (!(x0kind & ASL_have_concom)) {
67 if (comb < combc)
68 comeval(asl, comb, combc);
69 if (comc1)
70 com1eval(asl, 0, comc1);
71 x0kind |= ASL_have_concom;
72 }
73 asl->i.ncxval[i] = asl->i.nxval;
74 co_index = i;
75 e = con_de[i].e;
76 f = (*e->op)(e C_ASL);
77 err_jmp = 0;
78 return f;
79 }
80
81 real
82 #ifdef KR_headers
con2ival_ASL(a,i,X,nerror)83 con2ival_ASL(a, i, X, nerror) ASL *a; int i; fint *nerror; real *X;
84 #else
85 con2ival_ASL(ASL *a, int i, real *X, fint *nerror)
86 #endif
87 {
88 ASL_fgh *asl;
89 cgrad *gr, **gr0;
90 expr_v *V;
91 real f;
92
93 INchk(a, "con2ival", i, a->i.n_con_);
94 f = c2ival(asl = (ASL_fgh*)a, i, X, nerror);
95 gr0 = Cgrad + i;
96 gr = *gr0;
97 if (asl->i.vscale)
98 for(V = var_e; gr; gr = gr->next)
99 f += gr->coef * V[gr->varno].v;
100 else
101 for(; gr; gr = gr->next)
102 f += gr->coef * X[gr->varno];
103 if (asl->i.cscale)
104 f *= asl->i.cscale[i];
105 return f;
106 }
107
108 int
109 #ifdef KR_headers
lcon2val_ASL(a,i,X,nerror)110 lcon2val_ASL(a, i, X, nerror) ASL *a; int i; fint *nerror; real *X;
111 #else
112 lcon2val_ASL(ASL *a, int i, real *X, fint *nerror)
113 #endif
114 {
115 real f;
116
117 INchk(a, "lcon2val", i, a->i.n_lcon_);
118 f = c2ival((ASL_fgh*)a, i + a->i.n_con0, X, nerror);
119 return f != 0.;
120 }
121
122 void
123 #ifdef KR_headers
con2grd_ASL(a,i,X,G,nerror)124 con2grd_ASL(a, i, X, G, nerror)
125 ASL *a; int i; fint *nerror; real *X, *G;
126 #else
127 con2grd_ASL(ASL *a, int i, real *X, real *G, fint *nerror)
128 #endif
129 {
130 cde *d;
131 cgrad *gr, **gr0;
132 real *Adjoints, *vscale;
133 Jmp_buf err_jmp0;
134 int i0, ij, L, xksave;
135 ASL_fgh *asl;
136 real scale;
137 static char who[] = "con2grd";
138
139 INchk(a, who, i, a->i.n_con_);
140 asl = (ASL_fgh*)a;
141 if (!want_derivs)
142 No_derivs_ASL(who);
143 if (nerror && *nerror >= 0) {
144 err_jmp = &err_jmp0;
145 ij = setjmp(err_jmp0.jb);
146 if (*nerror = ij)
147 return;
148 }
149 errno = 0; /* in case f77 set errno opening files */
150 if (!asl->i.x_known)
151 x2_check_ASL(asl,X);
152 if ((!asl->i.ncxval || asl->i.ncxval[i] != asl->i.nxval)
153 && (!(x0kind & ASL_have_conval)
154 || i < n_conjac[0] || i >= n_conjac[1])) {
155 xksave = asl->i.x_known;
156 asl->i.x_known = 1;
157 con2ival_ASL(a,i,X,nerror);
158 asl->i.x_known = xksave;
159 if (nerror && *nerror)
160 return;
161 }
162 if (!(x0kind & ASL_have_funnel)) {
163 if (f_b)
164 funnelset(asl, f_b);
165 if (f_c)
166 funnelset(asl, f_c);
167 x0kind |= ASL_have_funnel;
168 }
169 Adjoints = adjoints;
170 d = con_de + i;
171 gr0 = Cgrad + i;
172 scale = asl->i.cscale ? asl->i.cscale[i] : 1.;
173 for(gr = *gr0; gr; gr = gr->next)
174 Adjoints[gr->varno] = gr->coef;
175 if (L = d->zaplen) {
176 memset(adjoints_nv1, 0, L);
177 derprop(d->d);
178 }
179 if (vscale = asl->i.vscale)
180 for(gr = *gr0; gr; gr = gr->next) {
181 L = gr->varno;
182 Adjoints[L] *= vscale[L];
183 }
184 gr = *gr0;
185 i0 = 0;
186 switch(asl->i.congrd_mode) {
187 case 1:
188 for(; gr; gr = gr->next)
189 G[i0++] = scale * Adjoints[gr->varno];
190 break;
191 case 2:
192 for(; gr; gr = gr->next)
193 G[gr->goff] = scale * Adjoints[gr->varno];
194 break;
195 default:
196 for(; gr; gr = gr->next) {
197 i = gr->varno;
198 while(i0 < i)
199 G[i0++] = 0;
200 G[i] = scale * Adjoints[i];
201 i0 = i + 1;
202 }
203 i = n_var;
204 while(i0 < i)
205 G[i0++] = 0;
206 }
207 err_jmp = 0;
208 }
209