| 1 |
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/* Copyright (c) 1991 Regents of the University of California */ |
| 2 |
– |
|
| 1 |
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#ifndef lint |
| 2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
| 2 |
> |
static const char RCSid[] = "$Id$"; |
| 3 |
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#endif |
| 6 |
– |
|
| 4 |
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/* |
| 5 |
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* Make illum sources for optimizing rendering process |
| 6 |
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*/ |
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|
| 11 |
– |
#include "mkillum.h" |
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|
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#include <signal.h> |
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– |
|
| 9 |
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#include <ctype.h> |
| 10 |
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|
| 11 |
+ |
#include "paths.h" /* win_popen() */ |
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+ |
#include "mkillum.h" |
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+ |
|
| 14 |
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/* default parameters */ |
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#define SAMPDENS 48 /* points per projected steradian */ |
| 16 |
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#define NSAMPS 32 /* samples per point */ |
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#define DFLMAT "illum_mat" /* material name */ |
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+ |
#define DFLDAT "illum" /* data file name */ |
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/* selection options */ |
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#define S_NONE 0 /* select none */ |
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#define S_ELEM 1 /* select specified element */ |
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#define S_COMPL 2 /* select all but element */ |
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#define S_ALL 3 /* select all */ |
| 24 |
|
|
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/* rtrace command and defaults */ |
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char *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "3", "-di+", |
| 29 |
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"-ab", "2", "-ad", "256", "-as", "128", "-aa", ".15", }; |
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int rtargc = 14; |
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/* overriding rtrace options */ |
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char *myrtopts[] = { "-I-", "-i-", "-ov", "-h-", "-fff", NULL }; |
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|
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struct rtproc rt; /* our rtrace process */ |
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|
| 25 |
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struct illum_args thisillum = { /* our illum and default values */ |
| 26 |
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0, |
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DFLMAT, |
| 28 |
< |
DFLMAT, |
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> |
DFLDAT, |
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0, |
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VOIDID, |
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SAMPDENS, |
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NSAMPS, |
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0., |
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}; |
| 35 |
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|
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char matcheck[MAXSTR]; /* current material to include or exclude */ |
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int matselect = S_ALL; /* selection criterion */ |
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|
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– |
FUN ofun[NUMOTYPE] = INIT_OTYPE; /* object types */ |
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|
| 39 |
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int gargc; /* global argc */ |
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char **gargv; /* global argv */ |
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#define progname gargv[0] |
| 41 |
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|
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int doneheader = 0; /* printed header yet? */ |
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#define checkhead() if (!doneheader++) printhead(gargc,gargv) |
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|
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int warnings = 1; /* print warnings? */ |
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|
| 47 |
< |
extern char *fgetline(), *fgetword(), *sskip(), |
| 48 |
< |
*atos(), *iskip(), *fskip(), *strcpy(); |
| 49 |
< |
extern FILE *popen(); |
| 47 |
> |
void init(char *octnm, int np); |
| 48 |
> |
void filter(FILE *infp, char *name); |
| 49 |
> |
void xoptions(char *s, char *nm); |
| 50 |
> |
void printopts(void); |
| 51 |
> |
void printhead(int ac, char **av); |
| 52 |
> |
void xobject(FILE *fp, char *nm); |
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|
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|
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< |
main(argc, argv) /* compute illum distributions using rtrace */ |
| 56 |
< |
int argc; |
| 57 |
< |
char *argv[]; |
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> |
int |
| 56 |
> |
main( /* compute illum distributions using rtrace */ |
| 57 |
> |
int argc, |
| 58 |
> |
char *argv[] |
| 59 |
> |
) |
| 60 |
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{ |
| 61 |
< |
extern char *getenv(), *getpath(); |
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< |
char *rtpath; |
| 61 |
> |
int nprocs = 1; |
| 62 |
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FILE *fp; |
| 63 |
< |
register int i; |
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> |
int rval; |
| 64 |
> |
int i; |
| 65 |
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/* set global arguments */ |
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gargv = argv; |
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< |
/* set up rtrace command */ |
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> |
progname = gargv[0]; |
| 68 |
> |
/* set up rendering defaults */ |
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> |
dstrsrc = 0.5; |
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> |
directrelay = 3; |
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> |
ambounce = 2; |
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> |
/* get options from command line */ |
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for (i = 1; i < argc; i++) { |
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< |
if (argv[i][0] == '<' && !argv[i][1]) |
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> |
while ((rval = expandarg(&argc, &argv, i)) > 0) |
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> |
; |
| 76 |
> |
if (rval < 0) { |
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> |
sprintf(errmsg, "cannot expand '%s'", argv[i]); |
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> |
error(SYSTEM, errmsg); |
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> |
} |
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> |
if (argv[i][0] != '-') |
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break; |
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< |
rtargv[rtargc++] = argv[i]; |
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< |
if (argv[i][0] == '-' && argv[i][1] == 'w') |
| 84 |
< |
warnings = !warnings; |
| 82 |
< |
} |
| 83 |
< |
if ((gargc = i) < 2) |
| 84 |
< |
error(USER, "too few arguments"); |
| 85 |
< |
rtargc--; |
| 86 |
< |
for (i = 0; myrtopts[i] != NULL; i++) |
| 87 |
< |
rtargv[rtargc++] = myrtopts[i]; |
| 88 |
< |
rtargv[rtargc++] = argv[gargc-1]; |
| 89 |
< |
rtargv[rtargc] = NULL; |
| 90 |
< |
/* just asking for defaults? */ |
| 91 |
< |
if (!strcmp(argv[gargc-1], "-defaults")) { |
| 92 |
< |
rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
| 93 |
< |
if (rtpath == NULL) { |
| 94 |
< |
eputs(rtargv[0]); |
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< |
eputs(": command not found\n"); |
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< |
exit(1); |
| 82 |
> |
if (!strcmp(argv[i], "-w")) { |
| 83 |
> |
warnings = 0; |
| 84 |
> |
continue; |
| 85 |
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} |
| 86 |
< |
execv(rtpath, rtargv); |
| 87 |
< |
perror(rtpath); |
| 88 |
< |
exit(1); |
| 86 |
> |
if (!strcmp(argv[i], "-n")) { |
| 87 |
> |
nprocs = atoi(argv[++i]); |
| 88 |
> |
if (nprocs <= 0) |
| 89 |
> |
error(USER, "illegal number of processes"); |
| 90 |
> |
continue; |
| 91 |
> |
} |
| 92 |
> |
if (!strcmp(argv[i], "-defaults")) { |
| 93 |
> |
printopts(); |
| 94 |
> |
print_rdefaults(); |
| 95 |
> |
quit(0); |
| 96 |
> |
} |
| 97 |
> |
rval = getrenderopt(argc-i, argv+i); |
| 98 |
> |
if (rval < 0) { |
| 99 |
> |
sprintf(errmsg, "bad render option at '%s'", argv[i]); |
| 100 |
> |
error(USER, errmsg); |
| 101 |
> |
} |
| 102 |
> |
i += rval; |
| 103 |
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} |
| 104 |
+ |
gargc = ++i; |
| 105 |
+ |
/* add "mandatory" render options */ |
| 106 |
+ |
do_irrad = 0; |
| 107 |
+ |
if (gargc > argc || argv[gargc-1][0] == '-') |
| 108 |
+ |
error(USER, "missing octree argument"); |
| 109 |
|
/* else initialize and run our calculation */ |
| 110 |
< |
init(); |
| 111 |
< |
if (gargc+1 < argc) |
| 110 |
> |
init(argv[gargc-1], nprocs); |
| 111 |
> |
if (gargc < argc) { |
| 112 |
> |
if (gargc == argc-1 || argv[gargc][0] != '<' || argv[gargc][1]) |
| 113 |
> |
error(USER, "use '< file1 file2 ..' for multiple inputs"); |
| 114 |
|
for (i = gargc+1; i < argc; i++) { |
| 115 |
|
if ((fp = fopen(argv[i], "r")) == NULL) { |
| 116 |
|
sprintf(errmsg, |
| 120 |
|
filter(fp, argv[i]); |
| 121 |
|
fclose(fp); |
| 122 |
|
} |
| 123 |
< |
else |
| 123 |
> |
} else |
| 124 |
|
filter(stdin, "standard input"); |
| 125 |
|
quit(0); |
| 126 |
+ |
return 0; /* pro forma return */ |
| 127 |
|
} |
| 128 |
|
|
| 129 |
|
|
| 130 |
< |
quit(status) /* exit with status */ |
| 131 |
< |
int status; |
| 130 |
> |
void |
| 131 |
> |
init(char *octnm, int np) /* start rendering process(es) */ |
| 132 |
|
{ |
| 123 |
– |
int rtstat; |
| 124 |
– |
|
| 125 |
– |
rtstat = close_process(rt.pd); |
| 126 |
– |
if (status == 0) |
| 127 |
– |
if (rtstat < 0) |
| 128 |
– |
error(WARNING, |
| 129 |
– |
"unknown return status from rtrace process"); |
| 130 |
– |
else |
| 131 |
– |
status = rtstat; |
| 132 |
– |
exit(status); |
| 133 |
– |
} |
| 134 |
– |
|
| 135 |
– |
|
| 136 |
– |
init() /* start rtrace and set up buffers */ |
| 137 |
– |
{ |
| 138 |
– |
extern int o_face(), o_sphere(), o_ring(); |
| 139 |
– |
int maxbytes; |
| 140 |
– |
/* set up object functions */ |
| 141 |
– |
ofun[OBJ_FACE].funp = o_face; |
| 142 |
– |
ofun[OBJ_SPHERE].funp = o_sphere; |
| 143 |
– |
ofun[OBJ_RING].funp = o_ring; |
| 133 |
|
/* set up signal handling */ |
| 134 |
+ |
signal(SIGINT, quit); |
| 135 |
+ |
#ifdef SIGHUP |
| 136 |
+ |
signal(SIGHUP, quit); |
| 137 |
+ |
#endif |
| 138 |
+ |
#ifdef SIGTERM |
| 139 |
+ |
signal(SIGTERM, quit); |
| 140 |
+ |
#endif |
| 141 |
+ |
#ifdef SIGPIPE |
| 142 |
|
signal(SIGPIPE, quit); |
| 143 |
< |
/* start rtrace process */ |
| 144 |
< |
maxbytes = open_process(rt.pd, rtargv); |
| 145 |
< |
if (maxbytes == 0) { |
| 149 |
< |
eputs(rtargv[0]); |
| 150 |
< |
eputs(": command not found\n"); |
| 151 |
< |
exit(1); |
| 152 |
< |
} |
| 153 |
< |
if (maxbytes < 0) |
| 154 |
< |
error(SYSTEM, "cannot start rtrace process"); |
| 155 |
< |
rt.bsiz = maxbytes/(6*sizeof(float)); |
| 156 |
< |
rt.buf = (float *)malloc(6*sizeof(float)*rt.bsiz--); |
| 157 |
< |
rt.dest = (float **)malloc(sizeof(float *)*rt.bsiz); |
| 158 |
< |
if (rt.buf == NULL || rt.dest == NULL) |
| 159 |
< |
error(SYSTEM, "out of memory in init"); |
| 160 |
< |
rt.nrays = 0; |
| 161 |
< |
/* set up urand */ |
| 162 |
< |
initurand(2048); |
| 143 |
> |
#endif |
| 144 |
> |
/* start rendering process(es) */ |
| 145 |
> |
ray_pinit(octnm, np); |
| 146 |
|
} |
| 147 |
|
|
| 148 |
|
|
| 149 |
< |
eputs(s) /* put string to stderr */ |
| 150 |
< |
register char *s; |
| 149 |
> |
void |
| 150 |
> |
eputs( /* put string to stderr */ |
| 151 |
> |
char *s |
| 152 |
> |
) |
| 153 |
|
{ |
| 154 |
|
static int midline = 0; |
| 155 |
|
|
| 163 |
|
} |
| 164 |
|
|
| 165 |
|
|
| 166 |
+ |
void |
| 167 |
|
wputs(s) /* print warning if enabled */ |
| 168 |
|
char *s; |
| 169 |
|
{ |
| 172 |
|
} |
| 173 |
|
|
| 174 |
|
|
| 175 |
< |
filter(infp, name) /* process stream */ |
| 176 |
< |
register FILE *infp; |
| 177 |
< |
char *name; |
| 175 |
> |
void |
| 176 |
> |
quit(ec) /* make sure exit is called */ |
| 177 |
> |
int ec; |
| 178 |
|
{ |
| 179 |
+ |
if (ray_pnprocs > 0) /* close children if any */ |
| 180 |
+ |
ray_pclose(0); |
| 181 |
+ |
exit(ec); |
| 182 |
+ |
} |
| 183 |
+ |
|
| 184 |
+ |
|
| 185 |
+ |
void |
| 186 |
+ |
filter( /* process stream */ |
| 187 |
+ |
FILE *infp, |
| 188 |
+ |
char *name |
| 189 |
+ |
) |
| 190 |
+ |
{ |
| 191 |
|
char buf[512]; |
| 192 |
|
FILE *pfp; |
| 193 |
< |
register int c; |
| 193 |
> |
int c; |
| 194 |
|
|
| 195 |
|
while ((c = getc(infp)) != EOF) { |
| 196 |
|
if (isspace(c)) |
| 216 |
|
} |
| 217 |
|
|
| 218 |
|
|
| 219 |
< |
xoptions(s, nm) /* process options in string s */ |
| 220 |
< |
char *s; |
| 221 |
< |
char *nm; |
| 219 |
> |
void |
| 220 |
> |
xoptions( /* process options in string s */ |
| 221 |
> |
char *s, |
| 222 |
> |
char *nm |
| 223 |
> |
) |
| 224 |
|
{ |
| 225 |
– |
extern FILE *freopen(); |
| 225 |
|
char buf[64]; |
| 226 |
+ |
int negax; |
| 227 |
|
int nerrs = 0; |
| 228 |
< |
register char *cp; |
| 228 |
> |
char *cp; |
| 229 |
|
|
| 230 |
|
if (strncmp(s, "#@mkillum", 9) || !isspace(s[9])) { |
| 231 |
|
fputs(s, stdout); /* not for us */ |
| 237 |
|
case ' ': |
| 238 |
|
case '\t': |
| 239 |
|
case '\n': |
| 240 |
+ |
case '\r': |
| 241 |
+ |
case '\f': |
| 242 |
|
cp++; |
| 243 |
|
continue; |
| 244 |
|
case 'm': /* material name */ |
| 245 |
|
if (*++cp != '=') |
| 246 |
|
break; |
| 247 |
< |
if (!*++cp) |
| 247 |
> |
if (!*++cp || isspace(*cp)) |
| 248 |
|
break; |
| 249 |
|
atos(thisillum.matname, MAXSTR, cp); |
| 250 |
|
cp = sskip(cp); |
| 256 |
|
case 'f': /* data file name */ |
| 257 |
|
if (*++cp != '=') |
| 258 |
|
break; |
| 259 |
< |
if (!*++cp) { |
| 259 |
> |
if (!*++cp || isspace(*cp)) { |
| 260 |
|
strcpy(thisillum.datafile,thisillum.matname); |
| 261 |
+ |
thisillum.dfnum = 0; |
| 262 |
|
thisillum.flags &= ~IL_DATCLB; |
| 263 |
|
continue; |
| 264 |
|
} |
| 303 |
|
} |
| 304 |
|
cp = sskip(cp); |
| 305 |
|
continue; |
| 306 |
< |
case 'd': /* point sample density */ |
| 306 |
> |
case 'd': /* sample density */ |
| 307 |
|
if (*++cp != '=') |
| 308 |
|
break; |
| 309 |
< |
if (!isintd(++cp, " \t\n")) |
| 310 |
< |
break; |
| 311 |
< |
thisillum.sampdens = atoi(cp); |
| 309 |
> |
if (!*++cp || isspace(*cp)) |
| 310 |
> |
continue; |
| 311 |
> |
if (isintd(cp, " \t\n\r")) { |
| 312 |
> |
thisillum.sampdens = atoi(cp); |
| 313 |
> |
} else { |
| 314 |
> |
error(WARNING, "direct BSDF input unsupported"); |
| 315 |
> |
goto opterr; |
| 316 |
> |
} |
| 317 |
|
cp = sskip(cp); |
| 318 |
|
continue; |
| 319 |
< |
case 's': /* point super-samples */ |
| 319 |
> |
case 's': /* surface super-samples */ |
| 320 |
|
if (*++cp != '=') |
| 321 |
|
break; |
| 322 |
< |
if (!isintd(++cp, " \t\n")) |
| 322 |
> |
if (!isintd(++cp, " \t\n\r")) |
| 323 |
|
break; |
| 324 |
|
thisillum.nsamps = atoi(cp); |
| 325 |
|
cp = sskip(cp); |
| 334 |
|
break; |
| 335 |
|
cp++; |
| 336 |
|
continue; |
| 337 |
+ |
case 'b': /* brightness */ |
| 338 |
+ |
if (*++cp != '=') |
| 339 |
+ |
break; |
| 340 |
+ |
if (!isfltd(++cp, " \t\n\r")) |
| 341 |
+ |
break; |
| 342 |
+ |
thisillum.minbrt = atof(cp); |
| 343 |
+ |
if (thisillum.minbrt < 0.) |
| 344 |
+ |
thisillum.minbrt = 0.; |
| 345 |
+ |
cp = sskip(cp); |
| 346 |
+ |
continue; |
| 347 |
|
case 'o': /* output file */ |
| 348 |
|
if (*++cp != '=') |
| 349 |
|
break; |
| 350 |
< |
if (!*++cp) |
| 350 |
> |
if (!*++cp || isspace(*cp)) |
| 351 |
|
break; |
| 352 |
|
atos(buf, sizeof(buf), cp); |
| 353 |
|
cp = sskip(cp); |
| 365 |
|
return; |
| 366 |
|
} |
| 367 |
|
opterr: /* skip faulty option */ |
| 368 |
< |
cp = sskip(cp); |
| 368 |
> |
while (*cp && !isspace(*cp)) |
| 369 |
> |
cp++; |
| 370 |
|
nerrs++; |
| 371 |
|
} |
| 372 |
|
/* print header? */ |
| 384 |
|
printf("# %s", s+2); |
| 385 |
|
} |
| 386 |
|
|
| 387 |
+ |
void |
| 388 |
+ |
printopts(void) /* print out option default values */ |
| 389 |
+ |
{ |
| 390 |
+ |
printf("m=%-15s\t\t# material name\n", thisillum.matname); |
| 391 |
+ |
printf("f=%-15s\t\t# data file name\n", thisillum.datafile); |
| 392 |
+ |
if (thisillum.flags & IL_COLAVG) |
| 393 |
+ |
if (thisillum.flags & IL_COLDST) |
| 394 |
+ |
printf("c=d\t\t\t\t# color distribution\n"); |
| 395 |
+ |
else |
| 396 |
+ |
printf("c=a\t\t\t\t# color average\n"); |
| 397 |
+ |
else |
| 398 |
+ |
printf("c=n\t\t\t\t# color none\n"); |
| 399 |
+ |
if (thisillum.flags & IL_LIGHT) |
| 400 |
+ |
printf("l+\t\t\t\t# light type on\n"); |
| 401 |
+ |
else |
| 402 |
+ |
printf("l-\t\t\t\t# light type off\n"); |
| 403 |
+ |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
| 404 |
+ |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
| 405 |
+ |
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
| 406 |
+ |
} |
| 407 |
|
|
| 408 |
< |
printhead(ac, av) /* print out header */ |
| 409 |
< |
register int ac; |
| 410 |
< |
register char **av; |
| 408 |
> |
|
| 409 |
> |
void |
| 410 |
> |
printhead( /* print out header */ |
| 411 |
> |
int ac, |
| 412 |
> |
char **av |
| 413 |
> |
) |
| 414 |
|
{ |
| 415 |
|
putchar('#'); |
| 416 |
|
while (ac-- > 0) { |
| 421 |
|
} |
| 422 |
|
|
| 423 |
|
|
| 424 |
< |
xobject(fp, nm) /* translate an object from fp */ |
| 425 |
< |
FILE *fp; |
| 426 |
< |
char *nm; |
| 424 |
> |
void |
| 425 |
> |
xobject( /* translate an object from fp */ |
| 426 |
> |
FILE *fp, |
| 427 |
> |
char *nm |
| 428 |
> |
) |
| 429 |
|
{ |
| 430 |
|
OBJREC thisobj; |
| 431 |
|
char str[MAXSTR]; |
| 436 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 437 |
|
goto readerr; |
| 438 |
|
/* is it an alias? */ |
| 439 |
< |
if (!strcmp(str, ALIASID)) { |
| 439 |
> |
if (!strcmp(str, ALIASKEY)) { |
| 440 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 441 |
|
goto readerr; |
| 442 |
< |
printf("\n%s %s %s", thisillum.altmat, ALIASID, str); |
| 442 |
> |
printf("\n%s %s %s", thisillum.altmat, ALIASKEY, str); |
| 443 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 444 |
|
goto readerr; |
| 445 |
|
printf("\t%s\n", str); |
| 476 |
|
checkhead(); |
| 477 |
|
/* process object */ |
| 478 |
|
if (doit) |
| 479 |
< |
(*ofun[thisobj.otype].funp)(&thisobj, &thisillum, &rt, nm); |
| 479 |
> |
switch (thisobj.otype) { |
| 480 |
> |
case OBJ_FACE: |
| 481 |
> |
my_face(&thisobj, &thisillum, nm); |
| 482 |
> |
break; |
| 483 |
> |
case OBJ_SPHERE: |
| 484 |
> |
my_sphere(&thisobj, &thisillum, nm); |
| 485 |
> |
break; |
| 486 |
> |
case OBJ_RING: |
| 487 |
> |
my_ring(&thisobj, &thisillum, nm); |
| 488 |
> |
break; |
| 489 |
> |
default: |
| 490 |
> |
my_default(&thisobj, &thisillum, nm); |
| 491 |
> |
break; |
| 492 |
> |
} |
| 493 |
|
else |
| 494 |
|
printobj(thisillum.altmat, &thisobj); |
| 495 |
|
/* free arguments */ |
| 496 |
|
freefargs(&thisobj.oargs); |
| 497 |
|
return; |
| 498 |
|
readerr: |
| 499 |
< |
sprintf(errmsg, "(%s): error reading scene", nm); |
| 499 |
> |
sprintf(errmsg, "(%s): error reading input", nm); |
| 500 |
|
error(USER, errmsg); |
| 501 |
|
} |