53 |
|
|
54 |
|
VIEW midview = STDVIEW; |
55 |
|
|
56 |
+ |
int wrongformat = 0; |
57 |
|
|
58 |
+ |
|
59 |
|
main(argc, argv) |
60 |
|
int argc; |
61 |
|
char *argv[]; |
91 |
|
exit(1); |
92 |
|
} |
93 |
|
/* read header */ |
94 |
< |
getheader(stdin, headline); |
94 |
> |
getheader(stdin, headline, NULL); |
95 |
> |
if (wrongformat) { |
96 |
> |
fprintf(stderr, "%s: bad input format\n", progname); |
97 |
> |
exit(1); |
98 |
> |
} |
99 |
|
if (print_header) { /* add to header */ |
100 |
|
printargs(i, argv, stdout); |
101 |
|
putchar('\n'); |
102 |
|
} |
103 |
|
/* set view */ |
104 |
|
if (setview(&midview) != NULL) { |
105 |
< |
fprintf(stderr, "%s: bad view information in input\n"); |
105 |
> |
fprintf(stderr, "%s: bad view information in input\n", |
106 |
> |
progname); |
107 |
|
exit(1); |
108 |
|
} |
109 |
|
/* get findglare data */ |
126 |
|
headline(s) /* get line from header */ |
127 |
|
char *s; |
128 |
|
{ |
129 |
+ |
char fmt[32]; |
130 |
+ |
|
131 |
|
if (print_header) /* copy to output */ |
132 |
|
fputs(s, stdout); |
133 |
|
if (!strncmp(s, VIEWSTR, VIEWSTRL)) |
134 |
|
sscanview(&midview, s+VIEWSTRL); |
135 |
+ |
else if (isformat(s)) { |
136 |
+ |
formatval(fmt, s); |
137 |
+ |
wrongformat = strcmp(fmt, "ASCII"); |
138 |
+ |
} |
139 |
|
} |
140 |
|
|
141 |
|
|
268 |
|
register struct glare_src *gs; |
269 |
|
double p; |
270 |
|
double sum; |
271 |
+ |
double wtot, brsum; |
272 |
|
int n; |
273 |
|
|
274 |
< |
sum = 0.0; n = 0; |
274 |
> |
sum = wtot = brsum = 0.0; n = 0; |
275 |
|
for (gs = all_srcs; gs != NULL; gs = gs->next) { |
276 |
|
p = posindex(gs->dir, midview.vdir, midview.vup); |
277 |
|
if (p <= FTINY) |
278 |
|
continue; |
279 |
|
sum += gs->lum * q(gs->dom) / p; |
280 |
+ |
brsum += gs->lum * gs->dom; |
281 |
+ |
wtot += gs->dom; |
282 |
|
n++; |
283 |
|
} |
284 |
|
if (n == 0) |
285 |
|
return(0.0); |
286 |
|
else |
287 |
|
return( pow( |
288 |
< |
.5*sum/pow(direct(gd)+gd->indirect,.44), |
288 |
> |
.5*sum/pow((brsum+(5.-wtot)*gd->indirect/PI)/5.,.44), |
289 |
|
pow((double)n, -.0914) ) ); |
290 |
|
#undef q |
291 |
|
} |
304 |
|
guth_vcp(gd) /* compute Guth visual comfort probability */ |
305 |
|
struct glare_dir *gd; |
306 |
|
{ |
307 |
< |
return(100.*norm_integral(-6.374+1.3227*log(guth_dgr(gd)))); |
307 |
> |
return(100.*norm_integral(6.374-1.3227*log(guth_dgr(gd)))); |
308 |
|
} |