1 |
greg |
2.1 |
#ifndef lint |
2 |
greg |
2.9 |
static const char RCSid[] = "$Id: eplus_adduvf.c,v 2.8 2014/02/12 00:12:38 greg Exp $"; |
3 |
greg |
2.1 |
#endif |
4 |
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/* |
5 |
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* Add User View Factors to EnergyPlus Input Data File |
6 |
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* |
7 |
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* G.Ward for LBNL |
8 |
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*/ |
9 |
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10 |
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#include <stdlib.h> |
11 |
greg |
2.3 |
#include "rtio.h" |
12 |
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#include "rtmath.h" |
13 |
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#include "random.h" |
14 |
greg |
2.1 |
#include "eplus_idf.h" |
15 |
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#include "triangulate.h" |
16 |
greg |
2.2 |
#include "rtprocess.h" |
17 |
greg |
2.1 |
|
18 |
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#ifndef NSAMPLES |
19 |
greg |
2.7 |
#define NSAMPLES 80000 /* default number of samples */ |
20 |
greg |
2.1 |
#endif |
21 |
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22 |
greg |
2.2 |
char *progname; /* global argv[0] */ |
23 |
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24 |
greg |
2.7 |
int nsamps = NSAMPLES; /* number of samples to use */ |
25 |
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26 |
greg |
2.5 |
char temp_octree[128]; /* temporary octree */ |
27 |
greg |
2.2 |
|
28 |
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const char UVF_PNAME[] = |
29 |
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"ZoneProperty:UserViewFactor:bySurfaceName"; |
30 |
greg |
2.1 |
|
31 |
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const char ADD_HEADER[] = |
32 |
greg |
2.5 |
"\n!+++ User View Factors computed by Radiance +++!\n\n"; |
33 |
greg |
2.1 |
|
34 |
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#define NAME_FLD 1 /* name field always first? */ |
35 |
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36 |
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typedef struct { |
37 |
greg |
2.9 |
const char *pname; /* object type name */ |
38 |
greg |
2.1 |
short zone_fld; /* zone field index */ |
39 |
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short vert_fld; /* vertex field index */ |
40 |
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} SURF_PTYPE; /* surface type we're interested in */ |
41 |
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42 |
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const SURF_PTYPE surf_type[] = { |
43 |
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{"BuildingSurface:Detailed", 4, 10}, |
44 |
greg |
2.5 |
{"Floor:Detailed", 3, 9}, |
45 |
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{"RoofCeiling:Detailed", 3, 9}, |
46 |
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{"Wall:Detailed", 3, 9}, |
47 |
greg |
2.1 |
{NULL} |
48 |
greg |
2.7 |
}; /* IDF surface types */ |
49 |
greg |
2.1 |
|
50 |
greg |
2.2 |
typedef struct s_zone { |
51 |
greg |
2.1 |
const char *zname; /* zone name */ |
52 |
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struct s_zone *next; /* next zone in list */ |
53 |
greg |
2.2 |
int nsurf; /* surface count */ |
54 |
greg |
2.9 |
IDF_OBJECT *pfirst; /* first matching object */ |
55 |
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IDF_OBJECT *plast; /* last matching object */ |
56 |
greg |
2.2 |
} ZONE; /* a list of collected zone surfaces */ |
57 |
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58 |
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ZONE *zone_list = NULL; /* our list of zones */ |
59 |
greg |
2.1 |
|
60 |
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IDF_LOADED *our_idf = NULL; /* loaded/modified IDF */ |
61 |
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62 |
greg |
2.7 |
typedef struct { |
63 |
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FVECT sdir[3]; /* UVW unit sampling vectors */ |
64 |
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double poff; /* W-offset for plane of polygon */ |
65 |
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double area_left; /* area left to sample */ |
66 |
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int samp_left; /* remaining samples */ |
67 |
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int wd; /* output file descriptor */ |
68 |
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} POLYSAMP; /* structure for polygon sampling */ |
69 |
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70 |
greg |
2.1 |
/* Create a new zone and push to top of our list */ |
71 |
greg |
2.2 |
static ZONE * |
72 |
greg |
2.9 |
new_zone(const char *zname, IDF_OBJECT *param) |
73 |
greg |
2.1 |
{ |
74 |
greg |
2.2 |
ZONE *znew = (ZONE *)malloc(sizeof(ZONE)); |
75 |
greg |
2.1 |
|
76 |
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if (znew == NULL) |
77 |
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return(NULL); |
78 |
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znew->zname = zname; /* assumes static */ |
79 |
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znew->next = zone_list; |
80 |
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znew->pfirst = znew->plast = param; |
81 |
greg |
2.2 |
znew->nsurf = 1; |
82 |
greg |
2.1 |
return(zone_list = znew); |
83 |
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} |
84 |
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85 |
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/* Add the detailed surface (polygon) to the named zone */ |
86 |
greg |
2.2 |
static ZONE * |
87 |
greg |
2.9 |
add2zone(IDF_OBJECT *param, const char *zname) |
88 |
greg |
2.1 |
{ |
89 |
greg |
2.2 |
ZONE *zptr; |
90 |
greg |
2.1 |
|
91 |
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for (zptr = zone_list; zptr != NULL; zptr = zptr->next) |
92 |
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if (!strcmp(zptr->zname, zname)) |
93 |
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break; |
94 |
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if (zptr == NULL) |
95 |
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return(new_zone(zname, param)); |
96 |
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/* keep surfaces together */ |
97 |
greg |
2.9 |
if (!idf_movobject(our_idf, param, zptr->plast)) |
98 |
greg |
2.1 |
return(NULL); |
99 |
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zptr->plast = param; |
100 |
greg |
2.2 |
zptr->nsurf++; |
101 |
greg |
2.1 |
return(zptr); |
102 |
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} |
103 |
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104 |
greg |
2.9 |
/* Return field for vertices in the given object */ |
105 |
greg |
2.3 |
static IDF_FIELD * |
106 |
greg |
2.9 |
get_vlist(IDF_OBJECT *param, const char *zname) |
107 |
greg |
2.2 |
{ |
108 |
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int i = 0; |
109 |
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IDF_FIELD *fptr; |
110 |
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/* check for surface type */ |
111 |
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while (strcmp(surf_type[i].pname, param->pname)) |
112 |
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if (surf_type[++i].pname == NULL) |
113 |
greg |
2.3 |
return(NULL); |
114 |
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115 |
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if (zname != NULL) { /* matches specified zone? */ |
116 |
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fptr = idf_getfield(param, surf_type[i].zone_fld); |
117 |
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if (fptr == NULL || strcmp(fptr->val, zname)) |
118 |
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return(NULL); |
119 |
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} |
120 |
greg |
2.2 |
/* return field for #verts */ |
121 |
greg |
2.3 |
return(idf_getfield(param, surf_type[i].vert_fld)); |
122 |
greg |
2.2 |
} |
123 |
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124 |
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/* Convert surface to Radiance with modifier based on unique name */ |
125 |
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static int |
126 |
greg |
2.9 |
rad_surface(IDF_OBJECT *param, FILE *ofp) |
127 |
greg |
2.2 |
{ |
128 |
greg |
2.3 |
const char *sname = idf_getfield(param,NAME_FLD)->val; |
129 |
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IDF_FIELD *fptr = get_vlist(param, NULL); |
130 |
greg |
2.2 |
int nvert, i; |
131 |
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132 |
greg |
2.3 |
if (fptr == NULL || (nvert = atoi(fptr->val)) < 3) { |
133 |
greg |
2.2 |
fprintf(stderr, "%s: bad surface '%s'\n", progname, sname); |
134 |
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return(0); |
135 |
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} |
136 |
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fprintf(ofp, "\nvoid glow '%s'\n0\n0\n4 1 1 1 0\n", sname); |
137 |
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fprintf(ofp, "\n'%s' polygon 's_%s'\n0\n0\n%d\n", sname, sname, 3*nvert); |
138 |
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while (nvert--) { |
139 |
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for (i = 3; i--; ) { |
140 |
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fptr = fptr->next; |
141 |
greg |
2.3 |
if (fptr == NULL || !isflt(fptr->val)) { |
142 |
greg |
2.2 |
fprintf(stderr, |
143 |
greg |
2.3 |
"%s: missing/bad vertex for %s '%s'\n", |
144 |
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progname, param->pname, sname); |
145 |
greg |
2.2 |
return(0); |
146 |
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} |
147 |
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fputc('\t', ofp); |
148 |
greg |
2.3 |
fputs(fptr->val, ofp); |
149 |
greg |
2.2 |
} |
150 |
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fputc('\n', ofp); |
151 |
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} |
152 |
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return(!ferror(ofp)); |
153 |
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} |
154 |
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155 |
greg |
2.3 |
/* Start rcontrib process */ |
156 |
greg |
2.2 |
static int |
157 |
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start_rcontrib(SUBPROC *pd, ZONE *zp) |
158 |
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{ |
159 |
greg |
2.5 |
#define BASE_AC 5 |
160 |
greg |
2.2 |
static char *base_av[BASE_AC] = { |
161 |
greg |
2.8 |
"rcontrib", "-fff", "-h", "-x", "1" |
162 |
greg |
2.2 |
}; |
163 |
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char cbuf[300]; |
164 |
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char **av; |
165 |
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FILE *ofp; |
166 |
greg |
2.9 |
IDF_OBJECT *pptr; |
167 |
greg |
2.2 |
int i, n; |
168 |
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/* start oconv command */ |
169 |
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sprintf(cbuf, "oconv - > '%s'", temp_octree); |
170 |
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if ((ofp = popen(cbuf, "w")) == NULL) { |
171 |
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fputs(progname, stderr); |
172 |
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fputs(": cannot open oconv process\n", stderr); |
173 |
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return(0); |
174 |
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} |
175 |
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/* allocate argument list */ |
176 |
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av = (char **)malloc(sizeof(char *)*(BASE_AC+4+2*zp->nsurf)); |
177 |
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if (av == NULL) |
178 |
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return(0); |
179 |
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for (i = 0; i < BASE_AC; i++) |
180 |
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av[i] = base_av[i]; |
181 |
greg |
2.7 |
sprintf(cbuf, "%d", nsamps); |
182 |
greg |
2.2 |
av[i++] = "-c"; |
183 |
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av[i++] = cbuf; /* add modifier arguments */ |
184 |
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for (n = zp->nsurf, pptr = zp->pfirst; n--; pptr = pptr->dnext) { |
185 |
greg |
2.3 |
IDF_FIELD *fptr = idf_getfield(pptr,NAME_FLD); |
186 |
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if (fptr == NULL || !fptr->val[0]) { |
187 |
greg |
2.2 |
fputs(progname, stderr); |
188 |
greg |
2.9 |
fputs(": missing name for surface object\n", stderr); |
189 |
greg |
2.2 |
return(0); |
190 |
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} |
191 |
greg |
2.3 |
if (!rad_surface(pptr, ofp)) /* add surface to octree */ |
192 |
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return(0); |
193 |
greg |
2.2 |
av[i++] = "-m"; |
194 |
greg |
2.3 |
av[i++] = fptr->val; |
195 |
greg |
2.2 |
} |
196 |
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if (pclose(ofp) != 0) { /* finish oconv */ |
197 |
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fputs(progname, stderr); |
198 |
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fputs(": error running oconv process\n", stderr); |
199 |
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return(0); |
200 |
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} |
201 |
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av[i++] = temp_octree; /* add final octree argument */ |
202 |
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av[i] = NULL; |
203 |
greg |
2.8 |
if (open_process(pd, av) <= 0) { /* start process */ |
204 |
greg |
2.2 |
fputs(progname, stderr); |
205 |
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fputs(": cannot start rcontrib process\n", stderr); |
206 |
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return(0); |
207 |
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} |
208 |
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free(av); /* all done -- clean up */ |
209 |
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return(1); |
210 |
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#undef BASE_AC |
211 |
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} |
212 |
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213 |
greg |
2.3 |
/* Initialize polygon sampling */ |
214 |
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static Vert2_list * |
215 |
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init_poly(POLYSAMP *ps, IDF_FIELD *f0, int nv) |
216 |
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{ |
217 |
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IDF_FIELD *fptr = f0; |
218 |
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int i, j; |
219 |
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FVECT *vl3, e1, e2, vc; |
220 |
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Vert2_list *vl2 = polyAlloc(nv); |
221 |
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222 |
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if (vl2 == NULL) |
223 |
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return(NULL); |
224 |
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vl2->p = ps; |
225 |
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/* get 3-D vertices */ |
226 |
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vl3 = (FVECT *)malloc(sizeof(FVECT)*nv); |
227 |
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if (vl3 == NULL) |
228 |
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return(NULL); |
229 |
greg |
2.5 |
for (i = nv; i--; ) /* reverse vertex ordering */ |
230 |
greg |
2.3 |
for (j = 0; j < 3; j++) { |
231 |
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if (fptr == NULL) { |
232 |
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fputs(progname, stderr); |
233 |
greg |
2.5 |
fputs(": missing vertex in init_poly()\n", stderr); |
234 |
greg |
2.3 |
return(NULL); |
235 |
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} |
236 |
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vl3[i][j] = atof(fptr->val); |
237 |
greg |
2.5 |
fptr = fptr->next; |
238 |
greg |
2.3 |
} |
239 |
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/* compute area and normal */ |
240 |
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ps->sdir[2][0] = ps->sdir[2][1] = ps->sdir[2][2] = 0; |
241 |
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VSUB(e1, vl3[1], vl3[0]); |
242 |
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for (i = 2; i < nv; i++) { |
243 |
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VSUB(e2, vl3[i], vl3[0]); |
244 |
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fcross(vc, e1, e2); |
245 |
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ps->sdir[2][0] += vc[0]; |
246 |
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ps->sdir[2][1] += vc[1]; |
247 |
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ps->sdir[2][2] += vc[2]; |
248 |
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VCOPY(e1, e2); |
249 |
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} |
250 |
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ps->area_left = .5 * normalize(ps->sdir[2]); |
251 |
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if (ps->area_left == .0) { |
252 |
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fputs(progname, stderr); |
253 |
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fputs(": degenerate polygon in init_poly()\n", stderr); |
254 |
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return(0); |
255 |
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} |
256 |
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/* create X & Y axes */ |
257 |
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VCOPY(ps->sdir[0], e1); |
258 |
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normalize(ps->sdir[0]); |
259 |
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fcross(ps->sdir[1], ps->sdir[2], ps->sdir[0]); |
260 |
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/* compute plane offset */ |
261 |
greg |
2.5 |
ps->poff = DOT(vl3[0], ps->sdir[2]); |
262 |
greg |
2.3 |
/* assign 2-D vertices */ |
263 |
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for (i = 0; i < nv; i++) { |
264 |
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vl2->v[i].mX = DOT(vl3[i], ps->sdir[0]); |
265 |
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vl2->v[i].mY = DOT(vl3[i], ps->sdir[1]); |
266 |
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} |
267 |
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free(vl3); /* it's ready! */ |
268 |
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return(vl2); |
269 |
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} |
270 |
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271 |
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/* Generate samples on 2-D triangle */ |
272 |
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static int |
273 |
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sample_triangle(const Vert2_list *vl2, int a, int b, int c) |
274 |
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{ |
275 |
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POLYSAMP *ps = (POLYSAMP *)vl2->p; |
276 |
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float *samp; |
277 |
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FVECT orig; |
278 |
|
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FVECT ab, ac; |
279 |
|
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double area; |
280 |
|
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int i, j, ns; |
281 |
|
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/* compute sampling axes */ |
282 |
|
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for (i = 3; i--; ) { |
283 |
|
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orig[i] = vl2->v[a].mX*ps->sdir[0][i] + |
284 |
|
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vl2->v[a].mY*ps->sdir[1][i] + |
285 |
greg |
2.5 |
(ps->poff+.001)*ps->sdir[2][i]; |
286 |
greg |
2.3 |
ab[i] = (vl2->v[b].mX - vl2->v[a].mX)*ps->sdir[0][i] + |
287 |
|
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(vl2->v[b].mY - vl2->v[a].mY)*ps->sdir[1][i]; |
288 |
|
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ac[i] = (vl2->v[c].mX - vl2->v[a].mX)*ps->sdir[0][i] + |
289 |
|
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(vl2->v[c].mY - vl2->v[a].mY)*ps->sdir[1][i]; |
290 |
|
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} |
291 |
|
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/* compute number of samples to take */ |
292 |
|
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area = .5*(vl2->v[a].mX*vl2->v[b].mY - vl2->v[b].mX*vl2->v[a].mY + |
293 |
|
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vl2->v[b].mX*vl2->v[c].mY - vl2->v[c].mX*vl2->v[b].mY + |
294 |
|
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vl2->v[c].mX*vl2->v[a].mY - vl2->v[a].mX*vl2->v[c].mY); |
295 |
|
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if (area < .0) { |
296 |
|
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fputs(progname, stderr); |
297 |
|
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fputs(": negative triangle area in sample_triangle()\n", stderr); |
298 |
|
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return(0); |
299 |
|
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} |
300 |
|
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if (area >= ps->area_left) { |
301 |
|
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ns = ps->samp_left; |
302 |
|
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ps->area_left = 0; |
303 |
|
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} else { |
304 |
|
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ns = (ps->samp_left*area/ps->area_left + .5); |
305 |
|
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ps->samp_left -= ns; |
306 |
|
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ps->area_left -= area; |
307 |
|
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} |
308 |
|
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if (ns <= 0) /* XXX should be error? */ |
309 |
|
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return(1); |
310 |
|
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/* buffer sample rays */ |
311 |
|
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samp = (float *)malloc(sizeof(float)*6*ns); |
312 |
|
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if (samp == NULL) |
313 |
|
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return(0); |
314 |
greg |
2.4 |
for (i = ns; i--; ) { /* stratified Monte Carlo sampling */ |
315 |
greg |
2.3 |
double sv[4]; |
316 |
greg |
2.5 |
FVECT dv; |
317 |
greg |
2.3 |
multisamp(sv, 4, (i+frandom())/(double)ns); |
318 |
|
|
sv[0] *= sv[1] = sqrt(sv[1]); |
319 |
|
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sv[1] = 1. - sv[1]; |
320 |
|
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for (j = 3; j--; ) |
321 |
greg |
2.5 |
samp[i*6 + j] = orig[j] + sv[0]*ab[j] + sv[1]*ac[j]; |
322 |
|
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sv[2] = sqrt(sv[2]); |
323 |
|
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sv[3] *= 2.*PI; |
324 |
|
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dv[0] = tcos(sv[3]) * sv[2]; |
325 |
|
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dv[1] = tsin(sv[3]) * sv[2]; |
326 |
|
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dv[2] = sqrt(1. - sv[2]*sv[2]); |
327 |
|
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for (j = 3; j--; ) |
328 |
|
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samp[i*6 + 3 + j] = dv[0]*ps->sdir[0][j] + |
329 |
|
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dv[1]*ps->sdir[1][j] + |
330 |
|
|
dv[2]*ps->sdir[2][j] ; |
331 |
greg |
2.3 |
} |
332 |
|
|
/* send to our process */ |
333 |
|
|
writebuf(ps->wd, (char *)samp, sizeof(float)*6*ns); |
334 |
|
|
free(samp); /* that's it! */ |
335 |
|
|
return(1); |
336 |
|
|
} |
337 |
|
|
|
338 |
|
|
/* Sample the given surface */ |
339 |
|
|
static int |
340 |
greg |
2.9 |
sample_surface(IDF_OBJECT *param, int wd) |
341 |
greg |
2.3 |
{ |
342 |
|
|
IDF_FIELD *fptr = get_vlist(param, NULL); |
343 |
|
|
POLYSAMP psamp; |
344 |
|
|
int nv; |
345 |
|
|
Vert2_list *vlist2; |
346 |
|
|
/* set up our polygon sampler */ |
347 |
greg |
2.5 |
if (fptr == NULL || (nv = atoi(fptr->val)) < 3 || |
348 |
|
|
(vlist2 = init_poly(&psamp, fptr->next, nv)) == NULL) { |
349 |
|
|
fprintf(stderr, "%s: bad polygon %s '%s'\n", |
350 |
greg |
2.3 |
progname, param->pname, |
351 |
|
|
idf_getfield(param,NAME_FLD)->val); |
352 |
|
|
return(0); |
353 |
|
|
} |
354 |
greg |
2.7 |
psamp.samp_left = nsamps; /* assign samples & destination */ |
355 |
greg |
2.3 |
psamp.wd = wd; |
356 |
|
|
/* sample each subtriangle */ |
357 |
|
|
if (!polyTriangulate(vlist2, &sample_triangle)) |
358 |
|
|
return(0); |
359 |
|
|
polyFree(vlist2); /* clean up and return */ |
360 |
|
|
return(1); |
361 |
|
|
} |
362 |
|
|
|
363 |
greg |
2.2 |
/* Compute User View Factors using open rcontrib process */ |
364 |
|
|
static int |
365 |
greg |
2.3 |
compute_uvfs(SUBPROC *pd, ZONE *zp) |
366 |
greg |
2.2 |
{ |
367 |
greg |
2.9 |
IDF_OBJECT *pptr, *pout, *pptr1; |
368 |
greg |
2.3 |
float *uvfa; |
369 |
|
|
char uvfbuf[24]; |
370 |
|
|
int n, m; |
371 |
greg |
2.9 |
/* create output object */ |
372 |
|
|
pout = idf_newobject(our_idf, UVF_PNAME, |
373 |
greg |
2.3 |
" ! computed by Radiance\n ", zp->plast); |
374 |
|
|
if (pout == NULL) { |
375 |
|
|
fputs(progname, stderr); |
376 |
greg |
2.9 |
fputs(": cannot create new IDF object\n", stderr); |
377 |
greg |
2.3 |
return(0); |
378 |
|
|
} |
379 |
|
|
if (!idf_addfield(pout, zp->zname, |
380 |
|
|
" !- Zone Name\n ")) { |
381 |
|
|
fputs(progname, stderr); |
382 |
|
|
fputs(": cannot add zone name field\n", stderr); |
383 |
|
|
return(0); |
384 |
|
|
} |
385 |
|
|
/* allocate read buffer */ |
386 |
|
|
uvfa = (float *)malloc(sizeof(float)*3*zp->nsurf); |
387 |
|
|
if (uvfa == NULL) |
388 |
|
|
return(0); |
389 |
|
|
/* UVFs from each surface */ |
390 |
|
|
for (n = zp->nsurf, pptr = zp->pfirst; n--; pptr = pptr->dnext) { |
391 |
greg |
2.4 |
double vfsum = 0; |
392 |
greg |
2.3 |
/* send samples to rcontrib */ |
393 |
|
|
if (!sample_surface(pptr, pd->w)) |
394 |
|
|
return(0); |
395 |
|
|
/* read results */ |
396 |
|
|
if (readbuf(pd->r, (char *)uvfa, sizeof(float)*3*zp->nsurf) != |
397 |
|
|
sizeof(float)*3*zp->nsurf) { |
398 |
|
|
fputs(progname, stderr); |
399 |
|
|
fputs(": read error from rcontrib process\n", stderr); |
400 |
|
|
return(0); |
401 |
|
|
} |
402 |
|
|
/* append UVF fields */ |
403 |
|
|
for (m = 0, pptr1 = zp->pfirst; |
404 |
|
|
m < zp->nsurf; m++, pptr1 = pptr1->dnext) { |
405 |
greg |
2.4 |
vfsum += uvfa[3*m + 1]; |
406 |
greg |
2.3 |
if (pptr1 == pptr) { |
407 |
|
|
if (uvfa[3*m + 1] > .001) |
408 |
|
|
fprintf(stderr, |
409 |
greg |
2.5 |
"%s: warning - non-zero self-VF (%.1f%%) for surface '%s'\n", |
410 |
|
|
progname, 100.*uvfa[3*m + 1], |
411 |
greg |
2.3 |
idf_getfield(pptr,NAME_FLD)->val); |
412 |
|
|
continue; /* don't record self-factor */ |
413 |
|
|
} |
414 |
greg |
2.6 |
sprintf(uvfbuf, "%.4f", uvfa[3*m + 1]); |
415 |
greg |
2.3 |
if (!idf_addfield(pout, |
416 |
|
|
idf_getfield(pptr,NAME_FLD)->val, NULL) || |
417 |
|
|
!idf_addfield(pout, |
418 |
|
|
idf_getfield(pptr1,NAME_FLD)->val, NULL) || |
419 |
|
|
!idf_addfield(pout, uvfbuf, |
420 |
|
|
(n || m < zp->nsurf-2) ? |
421 |
|
|
"\n " : "\n\n")) { |
422 |
|
|
fputs(progname, stderr); |
423 |
|
|
fputs(": error adding UVF fields\n", stderr); |
424 |
|
|
return(0); |
425 |
|
|
} |
426 |
|
|
} |
427 |
greg |
2.4 |
if (vfsum < 0.95) |
428 |
|
|
fprintf(stderr, |
429 |
|
|
"%s: warning - missing %.1f%% of energy from surface '%s'\n", |
430 |
|
|
progname, 100.*(1.-vfsum), |
431 |
|
|
idf_getfield(pptr,NAME_FLD)->val); |
432 |
greg |
2.3 |
} |
433 |
|
|
free(uvfa); /* clean up and return */ |
434 |
|
|
return(1); |
435 |
greg |
2.2 |
} |
436 |
|
|
|
437 |
greg |
2.1 |
/* Compute zone User View Factors */ |
438 |
|
|
static int |
439 |
|
|
compute_zones(void) |
440 |
|
|
{ |
441 |
greg |
2.2 |
ZONE *zptr; |
442 |
|
|
/* temporary octree name */ |
443 |
greg |
2.5 |
mktemp(strcpy(temp_octree, TEMPLATE)); |
444 |
greg |
2.2 |
/* compute each zone */ |
445 |
|
|
for (zptr = zone_list; zptr != NULL; zptr = zptr->next) { |
446 |
|
|
SUBPROC rcproc; |
447 |
|
|
/* start rcontrib process */ |
448 |
|
|
if (!start_rcontrib(&rcproc, zptr)) |
449 |
|
|
return(0); |
450 |
|
|
/* compute+add view factors */ |
451 |
|
|
if (!compute_uvfs(&rcproc, zptr)) |
452 |
|
|
return(0); |
453 |
|
|
if (close_process(&rcproc) != 0) { |
454 |
|
|
fputs(progname, stderr); |
455 |
|
|
fputs(": bad return status from rcontrib\n", stderr); |
456 |
|
|
return(0); |
457 |
|
|
} |
458 |
|
|
} |
459 |
|
|
unlink(temp_octree); /* remove octree file */ |
460 |
|
|
return(1); |
461 |
greg |
2.1 |
} |
462 |
|
|
|
463 |
|
|
/* Load IDF and compute User View Factors */ |
464 |
|
|
int |
465 |
|
|
main(int argc, char *argv[]) |
466 |
|
|
{ |
467 |
greg |
2.2 |
int incl_comments = 1; |
468 |
greg |
2.1 |
char *origIDF, *revIDF; |
469 |
greg |
2.9 |
IDF_OBJECT *pptr; |
470 |
greg |
2.1 |
int i; |
471 |
|
|
|
472 |
greg |
2.7 |
progname = *argv++; argc--; /* get options if any */ |
473 |
|
|
while (argc > 1 && argv[0][0] == '-') |
474 |
|
|
switch (argv[0][1]) { |
475 |
|
|
case 'c': /* elide comments */ |
476 |
|
|
incl_comments = -1; /* header only */ |
477 |
|
|
argv++; argc--; |
478 |
|
|
continue; |
479 |
|
|
case 's': /* samples */ |
480 |
|
|
nsamps = 1000*atoi(*++argv); |
481 |
|
|
argv++; argc -= 2; |
482 |
|
|
continue; |
483 |
|
|
default: |
484 |
|
|
fputs(progname, stderr); |
485 |
|
|
fputs(": unknown option '", stderr); |
486 |
|
|
fputs(argv[0], stderr); |
487 |
|
|
fputs("'\n", stderr); |
488 |
|
|
goto userr; |
489 |
|
|
} |
490 |
|
|
if ((argc < 1) | (argc > 2)) |
491 |
|
|
goto userr; |
492 |
|
|
origIDF = argv[0]; |
493 |
|
|
revIDF = (argc == 1) ? argv[0] : argv[1]; |
494 |
greg |
2.1 |
/* load Input Data File */ |
495 |
|
|
our_idf = idf_load(origIDF); |
496 |
|
|
if (our_idf == NULL) { |
497 |
greg |
2.2 |
fputs(progname, stderr); |
498 |
greg |
2.1 |
fputs(": cannot load IDF '", stderr); |
499 |
|
|
fputs(origIDF, stderr); |
500 |
|
|
fputs("'\n", stderr); |
501 |
|
|
return(1); |
502 |
|
|
} |
503 |
|
|
/* remove existing UVFs */ |
504 |
greg |
2.9 |
if ((pptr = idf_getobject(our_idf, UVF_PNAME)) != NULL) { |
505 |
|
|
IDF_OBJECT *pnext; |
506 |
greg |
2.2 |
fputs(progname, stderr); |
507 |
greg |
2.1 |
fputs(": removing previous User View Factors\n", stderr); |
508 |
|
|
do { |
509 |
|
|
pnext = pptr->pnext; |
510 |
greg |
2.9 |
idf_delobject(our_idf, pptr); |
511 |
greg |
2.1 |
} while (pnext != NULL); |
512 |
|
|
} |
513 |
|
|
/* add to header */ |
514 |
|
|
if (our_idf->hrem == NULL || |
515 |
|
|
(i = strlen(our_idf->hrem)-strlen(ADD_HEADER)) < 0 || |
516 |
|
|
strcmp(our_idf->hrem+i, ADD_HEADER)) |
517 |
|
|
idf_add2hdr(our_idf, ADD_HEADER); |
518 |
|
|
/* gather zone surfaces */ |
519 |
|
|
for (i = 0; surf_type[i].pname != NULL; i++) |
520 |
greg |
2.9 |
for (pptr = idf_getobject(our_idf, surf_type[i].pname); |
521 |
greg |
2.1 |
pptr != NULL; pptr = pptr->pnext) { |
522 |
|
|
IDF_FIELD *fptr = idf_getfield(pptr, |
523 |
|
|
surf_type[i].zone_fld); |
524 |
|
|
if (fptr == NULL) { |
525 |
greg |
2.2 |
fputs(progname, stderr); |
526 |
|
|
fputs(": warning - missing zone field\n", stderr); |
527 |
greg |
2.1 |
continue; |
528 |
|
|
} |
529 |
greg |
2.3 |
if (add2zone(pptr, fptr->val) == NULL) |
530 |
greg |
2.1 |
return(1); |
531 |
|
|
} |
532 |
|
|
/* run rcontrib on each zone */ |
533 |
|
|
if (!compute_zones()) |
534 |
|
|
return(1); |
535 |
|
|
/* write out modified IDF */ |
536 |
greg |
2.2 |
if (!idf_write(our_idf, revIDF, incl_comments)) { |
537 |
|
|
fputs(progname, stderr); |
538 |
greg |
2.1 |
fputs(": error writing IDF '", stderr); |
539 |
|
|
fputs(revIDF, stderr); |
540 |
|
|
fputs("'\n", stderr); |
541 |
|
|
return(1); |
542 |
|
|
} |
543 |
|
|
return(0); /* finito! */ |
544 |
greg |
2.7 |
userr: |
545 |
|
|
fputs("Usage: ", stderr); |
546 |
|
|
fputs(progname, stderr); |
547 |
|
|
fputs(" [-c][-s Ksamps] Model.idf [Revised.idf]\n", stderr); |
548 |
|
|
return(1); |
549 |
greg |
2.1 |
} |