14 |
|
#include "color.h" |
15 |
|
#include "resolu.h" |
16 |
|
#include "lookup.h" |
17 |
– |
#include "random.h" |
17 |
|
#include "calcomp.h" |
18 |
|
|
19 |
|
#ifndef MAXMODLIST |
20 |
|
#define MAXMODLIST 1024 /* maximum modifiers we'll track */ |
21 |
|
#endif |
22 |
|
|
23 |
< |
int treebufsiz = BUFSIZ; /* current tree buffer size */ |
23 |
> |
size_t treebufsiz = BUFSIZ; /* current tree buffer size */ |
24 |
|
|
25 |
|
typedef double DCOLOR[3]; /* double-precision color */ |
26 |
|
|
92 |
|
struct rtproc *next; /* next in list of processes */ |
93 |
|
SUBPROC pd; /* rtrace pipe descriptors */ |
94 |
|
unsigned long raynum; /* ray number for this tree */ |
95 |
< |
int bsiz; /* ray tree buffer length */ |
95 |
> |
size_t bsiz; /* ray tree buffer length */ |
96 |
|
char *buf; /* ray tree buffer */ |
97 |
< |
int nbr; /* number of bytes from rtrace */ |
97 |
> |
size_t nbr; /* number of bytes from rtrace */ |
98 |
|
}; /* rtrace process buffer */ |
99 |
|
|
100 |
|
/* rtrace command and defaults */ |
107 |
|
char *myrtopts[] = { "-h-", "-x", "1", "-y", "0", |
108 |
|
"-dt", "0", "-as", "0", "-aa", "0", NULL }; |
109 |
|
|
110 |
< |
#define RTCOEFF "-o~~TmWdp" /* compute coefficients only */ |
111 |
< |
#define RTCONTRIB "-o~~TmVdp" /* compute ray contributions */ |
110 |
> |
#define RTCOEFF "-o~~~TmWdp" /* compute coefficients only */ |
111 |
> |
#define RTCONTRIB "-o~~~TmVdp" /* compute ray contributions */ |
112 |
|
|
113 |
|
struct rtproc rt0; /* head of rtrace process list */ |
114 |
|
|
702 |
|
printheader(FILE *fout, const char *info) |
703 |
|
{ |
704 |
|
extern char VersionID[]; |
705 |
< |
FILE *fin = fopen(octree, "r"); |
706 |
< |
|
707 |
< |
if (fin == NULL) |
708 |
< |
quit(1); |
709 |
< |
checkheader(fin, "ignore", fout); /* copy octree header */ |
710 |
< |
fclose(fin); |
705 |
> |
/* copy octree header */ |
706 |
> |
if (octree[0] == '!') { |
707 |
> |
newheader("RADIANCE", fout); |
708 |
> |
fputs(octree+1, fout); |
709 |
> |
if (octree[strlen(octree)-1] != '\n') |
710 |
> |
fputc('\n', fout); |
711 |
> |
} else { |
712 |
> |
FILE *fin = fopen(octree, "r"); |
713 |
> |
if (fin == NULL) |
714 |
> |
quit(1); |
715 |
> |
checkheader(fin, "ignore", fout); |
716 |
> |
fclose(fin); |
717 |
> |
} |
718 |
|
printargs(gargc-1, gargv, fout); /* add our command */ |
719 |
|
fprintf(fout, "SOFTWARE= %s\n", VersionID); |
720 |
|
fputnow(fout); |
963 |
|
default: |
964 |
|
error(INTERNAL, "botched output format"); |
965 |
|
} |
960 |
– |
if (waitflush < 0 && frandom() < 0.001) |
961 |
– |
fflush(fout); /* staggers writes */ |
966 |
|
} |
967 |
|
|
968 |
|
/* output ray tallies and clear for next accumulation */ |
1082 |
|
{ |
1083 |
|
struct rtproc *rtfree = NULL; |
1084 |
|
fd_set readset, errset; |
1085 |
< |
int nr; |
1085 |
> |
ssize_t nr; |
1086 |
|
struct rtproc *rt; |
1087 |
|
int n; |
1088 |
|
|
1113 |
|
continue; |
1114 |
|
if (rt->buf == NULL) { |
1115 |
|
rt->bsiz = treebufsiz; |
1116 |
< |
rt->buf = (char *)malloc(treebufsiz); |
1116 |
> |
rt->buf = (char *)malloc(rt->bsiz); |
1117 |
|
} else if (rt->nbr + BUFSIZ > rt->bsiz) { |
1118 |
|
if (rt->bsiz + BUFSIZ <= treebufsiz) |
1119 |
|
rt->bsiz = treebufsiz; |
1127 |
|
if (nr <= 0) |
1128 |
|
error(USER, "rtrace process died"); |
1129 |
|
rt->nbr += nr; /* advance & check */ |
1130 |
< |
if (rt->nbr >= 4 && !memcmp(rt->buf+rt->nbr-4, |
1131 |
< |
"~\t~\t", 4)) { |
1132 |
< |
rt->nbr -= 4; /* elide terminator */ |
1130 |
> |
if (rt->nbr >= 6 && !memcmp(rt->buf+rt->nbr-6, |
1131 |
> |
"~\t~\t~\t", 6)) { |
1132 |
> |
rt->nbr -= 6; /* elide terminator */ |
1133 |
|
queue_raytree(rt); |
1134 |
|
rtfree = rt; /* ready for next ray */ |
1135 |
|
} |
1171 |
|
lastray+1 < lastray) { |
1172 |
|
while (wait_rproc() != NULL) |
1173 |
|
process_queue(); |
1174 |
< |
if (lastray+1 < lastray) |
1171 |
< |
lastdone = lastray = 0; |
1174 |
> |
lastdone = lastray = 0; |
1175 |
|
} |
1176 |
|
rtp = get_rproc(); /* get avail. rtrace process */ |
1177 |
|
rtp->raynum = ++lastray; /* assign ray */ |