| 12 |
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#include <string.h> |
| 13 |
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#include "eplus_idf.h" |
| 14 |
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#include "triangulate.h" |
| 15 |
+ |
#include "rtprocess.h" |
| 16 |
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|
| 17 |
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#ifndef NSAMPLES |
| 18 |
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#define NSAMPLES 100000 /* number of samples to use */ |
| 19 |
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#endif |
| 20 |
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|
| 21 |
< |
#define UVF_PNAME "ZoneProperty:UserViewFactor:bySurfaceName" |
| 21 |
> |
char *progname; /* global argv[0] */ |
| 22 |
|
|
| 23 |
+ |
char temp_octree[128]; /* temporary octree */ |
| 24 |
+ |
|
| 25 |
+ |
const char UVF_PNAME[] = |
| 26 |
+ |
"ZoneProperty:UserViewFactor:bySurfaceName"; |
| 27 |
+ |
|
| 28 |
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const char ADD_HEADER[] = |
| 29 |
< |
"!+++ User View Factors computed by Radiance +++!\n"; |
| 29 |
> |
"!+++ User View Factors computed by Radiance +++!\n"; |
| 30 |
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|
| 31 |
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#define NAME_FLD 1 /* name field always first? */ |
| 32 |
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|
| 41 |
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{NULL} |
| 42 |
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}; |
| 43 |
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|
| 44 |
< |
struct s_zone { |
| 44 |
> |
typedef struct s_zone { |
| 45 |
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const char *zname; /* zone name */ |
| 46 |
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struct s_zone *next; /* next zone in list */ |
| 47 |
+ |
int nsurf; /* surface count */ |
| 48 |
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IDF_PARAMETER *pfirst; /* first matching parameter */ |
| 49 |
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IDF_PARAMETER *plast; /* last matching parameter */ |
| 50 |
< |
} *zone_list = NULL; |
| 50 |
> |
} ZONE; /* a list of collected zone surfaces */ |
| 51 |
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|
| 52 |
+ |
ZONE *zone_list = NULL; /* our list of zones */ |
| 53 |
+ |
|
| 54 |
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IDF_LOADED *our_idf = NULL; /* loaded/modified IDF */ |
| 55 |
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|
| 56 |
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/* Create a new zone and push to top of our list */ |
| 57 |
< |
static struct s_zone * |
| 57 |
> |
static ZONE * |
| 58 |
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new_zone(const char *zname, IDF_PARAMETER *param) |
| 59 |
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{ |
| 60 |
< |
struct s_zone *znew = (struct s_zone *)malloc(sizeof(struct s_zone)); |
| 60 |
> |
ZONE *znew = (ZONE *)malloc(sizeof(ZONE)); |
| 61 |
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|
| 62 |
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if (znew == NULL) |
| 63 |
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return(NULL); |
| 64 |
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znew->zname = zname; /* assumes static */ |
| 65 |
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znew->next = zone_list; |
| 66 |
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znew->pfirst = znew->plast = param; |
| 67 |
+ |
znew->nsurf = 1; |
| 68 |
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return(zone_list = znew); |
| 69 |
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} |
| 70 |
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|
| 71 |
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/* Add the detailed surface (polygon) to the named zone */ |
| 72 |
< |
static struct s_zone * |
| 72 |
> |
static ZONE * |
| 73 |
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add2zone(IDF_PARAMETER *param, const char *zname) |
| 74 |
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{ |
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< |
struct s_zone *zptr; |
| 75 |
> |
ZONE *zptr; |
| 76 |
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|
| 77 |
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for (zptr = zone_list; zptr != NULL; zptr = zptr->next) |
| 78 |
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if (!strcmp(zptr->zname, zname)) |
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if (!idf_movparam(our_idf, param, zptr->plast)) |
| 84 |
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return(NULL); |
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zptr->plast = param; |
| 86 |
+ |
zptr->nsurf++; |
| 87 |
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return(zptr); |
| 88 |
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} |
| 89 |
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|
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+ |
/* Determine if a parameter is a surface in the indicated zone */ |
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+ |
static int |
| 92 |
+ |
in_zone(IDF_PARAMETER *param, const char *zname) |
| 93 |
+ |
{ |
| 94 |
+ |
int i = 0; |
| 95 |
+ |
IDF_FIELD *fptr; |
| 96 |
+ |
/* check for surface type */ |
| 97 |
+ |
while (strcmp(surf_type[i].pname, param->pname)) |
| 98 |
+ |
if (surf_type[++i].pname == NULL) |
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+ |
return(0); |
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+ |
/* get zone field */ |
| 101 |
+ |
fptr = idf_getfield(param, surf_type[i].zone_fld); |
| 102 |
+ |
if (fptr == NULL) |
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+ |
return(0); |
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+ |
/* check for match */ |
| 105 |
+ |
if (strcmp(fptr->arg, zname)) |
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+ |
return(0); |
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/* return field for #verts */ |
| 108 |
+ |
return(surf_type[i].vert_fld); |
| 109 |
+ |
} |
| 110 |
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|
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+ |
/* Convert surface to Radiance with modifier based on unique name */ |
| 112 |
+ |
static int |
| 113 |
+ |
rad_surface(const char *zname, IDF_PARAMETER *param, FILE *ofp) |
| 114 |
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{ |
| 115 |
+ |
const char *sname = idf_getfield(param, NAME_FLD)->arg; |
| 116 |
+ |
IDF_FIELD *fptr = idf_getfield(param, in_zone(param, zname)); |
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int nvert, i; |
| 118 |
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|
| 119 |
+ |
if (fptr == NULL || (nvert = atoi(fptr->arg)) < 3) { |
| 120 |
+ |
fprintf(stderr, "%s: bad surface '%s'\n", progname, sname); |
| 121 |
+ |
return(0); |
| 122 |
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} |
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+ |
fprintf(ofp, "\nvoid glow '%s'\n0\n0\n4 1 1 1 0\n", sname); |
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+ |
fprintf(ofp, "\n'%s' polygon 's_%s'\n0\n0\n%d\n", sname, sname, 3*nvert); |
| 125 |
+ |
while (nvert--) { |
| 126 |
+ |
for (i = 3; i--; ) { |
| 127 |
+ |
fptr = fptr->next; |
| 128 |
+ |
if (fptr == NULL) { |
| 129 |
+ |
fprintf(stderr, |
| 130 |
+ |
"%s: missing vertex fields in surface '%s'\n", |
| 131 |
+ |
progname, sname); |
| 132 |
+ |
return(0); |
| 133 |
+ |
} |
| 134 |
+ |
fputc('\t', ofp); |
| 135 |
+ |
fputs(fptr->arg, ofp); |
| 136 |
+ |
} |
| 137 |
+ |
fputc('\n', ofp); |
| 138 |
+ |
} |
| 139 |
+ |
return(!ferror(ofp)); |
| 140 |
+ |
} |
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+ |
|
| 142 |
+ |
/* Strat rcontrib process */ |
| 143 |
+ |
static int |
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+ |
start_rcontrib(SUBPROC *pd, ZONE *zp) |
| 145 |
+ |
{ |
| 146 |
+ |
#define BASE_AC 3 |
| 147 |
+ |
static char *base_av[BASE_AC] = { |
| 148 |
+ |
"rcontrib", "-ff", "-h" |
| 149 |
+ |
}; |
| 150 |
+ |
char cbuf[300]; |
| 151 |
+ |
char **av; |
| 152 |
+ |
FILE *ofp; |
| 153 |
+ |
IDF_PARAMETER *pptr; |
| 154 |
+ |
int i, n; |
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+ |
/* start oconv command */ |
| 156 |
+ |
sprintf(cbuf, "oconv - > '%s'", temp_octree); |
| 157 |
+ |
if ((ofp = popen(cbuf, "w")) == NULL) { |
| 158 |
+ |
fputs(progname, stderr); |
| 159 |
+ |
fputs(": cannot open oconv process\n", stderr); |
| 160 |
+ |
return(0); |
| 161 |
+ |
} |
| 162 |
+ |
/* allocate argument list */ |
| 163 |
+ |
av = (char **)malloc(sizeof(char *)*(BASE_AC+4+2*zp->nsurf)); |
| 164 |
+ |
if (av == NULL) |
| 165 |
+ |
return(0); |
| 166 |
+ |
for (i = 0; i < BASE_AC; i++) |
| 167 |
+ |
av[i] = base_av[i]; |
| 168 |
+ |
sprintf(cbuf, "%d", NSAMPLES); |
| 169 |
+ |
av[i++] = "-c"; |
| 170 |
+ |
av[i++] = cbuf; /* add modifier arguments */ |
| 171 |
+ |
for (n = zp->nsurf, pptr = zp->pfirst; n--; pptr = pptr->dnext) { |
| 172 |
+ |
IDF_FIELD *fptr = idf_getfield(pptr, NAME_FLD); |
| 173 |
+ |
if (fptr == NULL) { |
| 174 |
+ |
fputs(progname, stderr); |
| 175 |
+ |
fputs(": missing name for surface parameter\n", stderr); |
| 176 |
+ |
return(0); |
| 177 |
+ |
} |
| 178 |
+ |
av[i++] = "-m"; |
| 179 |
+ |
av[i++] = fptr->arg; |
| 180 |
+ |
if (!rad_surface(zp->zname, pptr, ofp)) |
| 181 |
+ |
return(0); |
| 182 |
+ |
} |
| 183 |
+ |
if (pclose(ofp) != 0) { /* finish oconv */ |
| 184 |
+ |
fputs(progname, stderr); |
| 185 |
+ |
fputs(": error running oconv process\n", stderr); |
| 186 |
+ |
return(0); |
| 187 |
+ |
} |
| 188 |
+ |
av[i++] = temp_octree; /* add final octree argument */ |
| 189 |
+ |
av[i] = NULL; |
| 190 |
+ |
if (!open_process(pd, av)) { /* start process */ |
| 191 |
+ |
fputs(progname, stderr); |
| 192 |
+ |
fputs(": cannot start rcontrib process\n", stderr); |
| 193 |
+ |
return(0); |
| 194 |
+ |
} |
| 195 |
+ |
free(av); /* all done -- clean up */ |
| 196 |
+ |
return(1); |
| 197 |
+ |
#undef BASE_AC |
| 198 |
+ |
} |
| 199 |
+ |
|
| 200 |
+ |
/* Compute User View Factors using open rcontrib process */ |
| 201 |
+ |
static int |
| 202 |
+ |
compute_uvfs(SUBPROC *pd, ZONE *sp) |
| 203 |
+ |
{ |
| 204 |
+ |
|
| 205 |
+ |
} |
| 206 |
+ |
|
| 207 |
|
/* Compute zone User View Factors */ |
| 208 |
|
static int |
| 209 |
|
compute_zones(void) |
| 210 |
|
{ |
| 211 |
< |
fputs("compute_zones() unimplemented\n", stderr); |
| 212 |
< |
return(0); |
| 211 |
> |
ZONE *zptr; |
| 212 |
> |
/* temporary octree name */ |
| 213 |
> |
if (temp_filename(temp_octree, sizeof(temp_octree), TEMPLATE) == NULL) { |
| 214 |
> |
fputs(progname, stderr); |
| 215 |
> |
fputs(": cannot create temporary octree\n", stderr); |
| 216 |
> |
return(0); |
| 217 |
> |
} |
| 218 |
> |
/* compute each zone */ |
| 219 |
> |
for (zptr = zone_list; zptr != NULL; zptr = zptr->next) { |
| 220 |
> |
SUBPROC rcproc; |
| 221 |
> |
/* start rcontrib process */ |
| 222 |
> |
if (!start_rcontrib(&rcproc, zptr)) |
| 223 |
> |
return(0); |
| 224 |
> |
/* compute+add view factors */ |
| 225 |
> |
if (!compute_uvfs(&rcproc, zptr)) |
| 226 |
> |
return(0); |
| 227 |
> |
if (close_process(&rcproc) != 0) { |
| 228 |
> |
fputs(progname, stderr); |
| 229 |
> |
fputs(": bad return status from rcontrib\n", stderr); |
| 230 |
> |
return(0); |
| 231 |
> |
} |
| 232 |
> |
} |
| 233 |
> |
unlink(temp_octree); /* remove octree file */ |
| 234 |
> |
return(1); |
| 235 |
|
} |
| 236 |
|
|
| 237 |
|
/* Load IDF and compute User View Factors */ |
| 238 |
|
int |
| 239 |
|
main(int argc, char *argv[]) |
| 240 |
|
{ |
| 241 |
+ |
int incl_comments = 1; |
| 242 |
|
char *origIDF, *revIDF; |
| 243 |
|
IDF_PARAMETER *pptr; |
| 244 |
|
int i; |
| 245 |
|
|
| 246 |
+ |
progname = argv[0]; |
| 247 |
+ |
if (argc > 2 && !strcmp(argv[1], "-c")) { |
| 248 |
+ |
incl_comments = -1; /* output header only */ |
| 249 |
+ |
++argv; --argc; |
| 250 |
+ |
} |
| 251 |
|
if ((argc < 2) | (argc > 3)) { |
| 252 |
|
fputs("Usage: ", stderr); |
| 253 |
< |
fputs(argv[0], stderr); |
| 254 |
< |
fputs(" Model.idf [Revised.idf]\n", stderr); |
| 253 |
> |
fputs(progname, stderr); |
| 254 |
> |
fputs(" [-c] Model.idf [Revised.idf]\n", stderr); |
| 255 |
|
return(1); |
| 256 |
|
} |
| 257 |
|
origIDF = argv[1]; |
| 259 |
|
/* load Input Data File */ |
| 260 |
|
our_idf = idf_load(origIDF); |
| 261 |
|
if (our_idf == NULL) { |
| 262 |
< |
fputs(argv[0], stderr); |
| 262 |
> |
fputs(progname, stderr); |
| 263 |
|
fputs(": cannot load IDF '", stderr); |
| 264 |
|
fputs(origIDF, stderr); |
| 265 |
|
fputs("'\n", stderr); |
| 268 |
|
/* remove existing UVFs */ |
| 269 |
|
if ((pptr = idf_getparam(our_idf, UVF_PNAME)) != NULL) { |
| 270 |
|
IDF_PARAMETER *pnext; |
| 271 |
< |
fputs(argv[0], stderr); |
| 271 |
> |
fputs(progname, stderr); |
| 272 |
|
fputs(": removing previous User View Factors\n", stderr); |
| 273 |
|
do { |
| 274 |
|
pnext = pptr->pnext; |
| 287 |
|
IDF_FIELD *fptr = idf_getfield(pptr, |
| 288 |
|
surf_type[i].zone_fld); |
| 289 |
|
if (fptr == NULL) { |
| 290 |
< |
fputs("Warning: missing zone field!\n", stderr); |
| 290 |
> |
fputs(progname, stderr); |
| 291 |
> |
fputs(": warning - missing zone field\n", stderr); |
| 292 |
|
continue; |
| 293 |
|
} |
| 294 |
|
if (add2zone(pptr, fptr->arg) == NULL) |
| 298 |
|
if (!compute_zones()) |
| 299 |
|
return(1); |
| 300 |
|
/* write out modified IDF */ |
| 301 |
< |
if (!idf_write(our_idf, revIDF, 1)) { |
| 302 |
< |
fputs(argv[0], stderr); |
| 301 |
> |
if (!idf_write(our_idf, revIDF, incl_comments)) { |
| 302 |
> |
fputs(progname, stderr); |
| 303 |
|
fputs(": error writing IDF '", stderr); |
| 304 |
|
fputs(revIDF, stderr); |
| 305 |
|
fputs("'\n", stderr); |