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/* Copyright (c) 1995 Regents of the University of California */ |
| 2 |
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|
| 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 |
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#include "mkillum.h" |
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|
| 8 |
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#include <signal.h> |
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|
| 9 |
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#include <ctype.h> |
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|
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+ |
#include "mkillum.h" |
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+ |
|
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/* default parameters */ |
| 14 |
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#define SAMPDENS 48 /* points per projected steradian */ |
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#define NSAMPS 32 /* samples per point */ |
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#define S_COMPL 2 /* select all but element */ |
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#define S_ALL 3 /* select all */ |
| 23 |
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|
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/* rtrace command and defaults */ |
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char *rtargv[64] = { "rtrace", "-dj", ".25", "-dr", "3", "-dv-", |
| 30 |
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"-ab", "2", "-ad", "256", "-as", "128", "-aa", ".15", }; |
| 31 |
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int rtargc = 14; |
| 32 |
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/* overriding rtrace options */ |
| 33 |
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char *myrtopts[] = { "-I-", "-i-", "-ov", "-h-", "-fff", "-y", "0", NULL }; |
| 34 |
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|
| 35 |
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struct rtproc rt; /* our rtrace process */ |
| 36 |
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|
| 24 |
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struct illum_args thisillum = { /* our illum and default values */ |
| 25 |
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0, |
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UDzpos, |
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0., |
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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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NULL, |
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0., |
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}; |
| 37 |
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|
| 38 |
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char matcheck[MAXSTR]; /* current material to include or exclude */ |
| 39 |
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int matselect = S_ALL; /* selection criterion */ |
| 40 |
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|
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FUN ofun[NUMOTYPE] = INIT_OTYPE; /* object types */ |
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|
| 41 |
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int gargc; /* global argc */ |
| 42 |
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char **gargv; /* global argv */ |
| 55 |
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#define progname gargv[0] |
| 43 |
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|
| 44 |
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int doneheader = 0; /* printed header yet? */ |
| 45 |
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#define checkhead() if (!doneheader++) printhead(gargc,gargv) |
| 46 |
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|
| 47 |
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int warnings = 1; /* print warnings? */ |
| 48 |
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|
| 49 |
< |
extern char *fgetline(), *fgetword(), *sskip(), |
| 50 |
< |
*atos(), *iskip(), *fskip(), *strcpy(); |
| 51 |
< |
extern FILE *popen(); |
| 49 |
> |
void init(char *octnm, int np); |
| 50 |
> |
void filter(register FILE *infp, char *name); |
| 51 |
> |
void xoptions(char *s, char *nm); |
| 52 |
> |
void printopts(void); |
| 53 |
> |
void printhead(register int ac, register char **av); |
| 54 |
> |
void xobject(FILE *fp, char *nm); |
| 55 |
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|
| 56 |
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|
| 57 |
< |
main(argc, argv) /* compute illum distributions using rtrace */ |
| 58 |
< |
int argc; |
| 59 |
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char *argv[]; |
| 57 |
> |
int |
| 58 |
> |
main( /* compute illum distributions using rtrace */ |
| 59 |
> |
int argc, |
| 60 |
> |
char *argv[] |
| 61 |
> |
) |
| 62 |
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{ |
| 63 |
< |
extern char *getenv(), *getpath(); |
| 72 |
< |
char *rtpath; |
| 63 |
> |
int nprocs = 1; |
| 64 |
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FILE *fp; |
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+ |
int rval; |
| 66 |
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register int i; |
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/* set global arguments */ |
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gargv = argv; |
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< |
/* set up rtrace command */ |
| 69 |
> |
progname = gargv[0]; |
| 70 |
> |
/* set up rendering defaults */ |
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> |
dstrsrc = 0.25; |
| 72 |
> |
directrelay = 3; |
| 73 |
> |
directvis = 0; |
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> |
ambounce = 2; |
| 75 |
> |
/* 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] == '\0') |
| 77 |
> |
while ((rval = expandarg(&argc, &argv, i)) > 0) |
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> |
; |
| 79 |
> |
if (rval < 0) { |
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> |
sprintf(errmsg, "cannot expand '%s'", argv[i]); |
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> |
error(SYSTEM, errmsg); |
| 82 |
> |
} |
| 83 |
> |
if (argv[i][0] != '-') |
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break; |
| 85 |
< |
rtargv[rtargc++] = argv[i]; |
| 86 |
< |
if (argv[i][0] == '-' && argv[i][1] == 'w') |
| 87 |
< |
switch (argv[i][2]) { |
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< |
case '\0': |
| 85 |
< |
warnings = !warnings; |
| 86 |
< |
break; |
| 87 |
< |
case '+': |
| 88 |
< |
case 'T': case 't': |
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< |
case 'Y': case 'y': |
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< |
case '1': |
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< |
warnings = 1; |
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< |
break; |
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< |
case '-': |
| 94 |
< |
case 'F': case 'f': |
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< |
case 'N': case 'n': |
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< |
case '0': |
| 97 |
< |
warnings = 0; |
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break; |
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< |
} |
| 100 |
< |
} |
| 101 |
< |
gargc = i; |
| 102 |
< |
rtargc--; |
| 103 |
< |
for (i = 0; myrtopts[i] != NULL; i++) |
| 104 |
< |
rtargv[rtargc++] = myrtopts[i]; |
| 105 |
< |
rtargv[rtargc++] = argv[gargc-1]; |
| 106 |
< |
rtargv[rtargc] = NULL; |
| 107 |
< |
/* just asking for defaults? */ |
| 108 |
< |
if (!strcmp(argv[gargc-1], "-defaults")) { |
| 109 |
< |
printopts(); fflush(stdout); |
| 110 |
< |
rtpath = getpath(rtargv[0], getenv("PATH"), X_OK); |
| 111 |
< |
if (rtpath == NULL) { |
| 112 |
< |
eputs(rtargv[0]); |
| 113 |
< |
eputs(": command not found\n"); |
| 114 |
< |
exit(1); |
| 85 |
> |
if (!strcmp(argv[i], "-w")) { |
| 86 |
> |
warnings = 0; |
| 87 |
> |
continue; |
| 88 |
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} |
| 89 |
< |
execv(rtpath, rtargv); |
| 90 |
< |
perror(rtpath); |
| 91 |
< |
exit(1); |
| 89 |
> |
if (!strcmp(argv[i], "-n")) { |
| 90 |
> |
nprocs = atoi(argv[++i]); |
| 91 |
> |
if (nprocs <= 0) |
| 92 |
> |
error(USER, "illegal number of processes"); |
| 93 |
> |
continue; |
| 94 |
> |
} |
| 95 |
> |
if (!strcmp(argv[i], "-defaults")) { |
| 96 |
> |
printopts(); |
| 97 |
> |
print_rdefaults(); |
| 98 |
> |
quit(0); |
| 99 |
> |
} |
| 100 |
> |
rval = getrenderopt(argc-i, argv+i); |
| 101 |
> |
if (rval < 0) { |
| 102 |
> |
sprintf(errmsg, "bad render option at '%s'", argv[i]); |
| 103 |
> |
error(USER, errmsg); |
| 104 |
> |
} |
| 105 |
> |
i += rval; |
| 106 |
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} |
| 107 |
< |
if (gargc < 2 || argv[gargc-1][0] == '-') |
| 107 |
> |
gargc = ++i; |
| 108 |
> |
/* add "mandatory" render options */ |
| 109 |
> |
do_irrad = 0; |
| 110 |
> |
if (gargc > argc || argv[gargc-1][0] == '-') |
| 111 |
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error(USER, "missing octree argument"); |
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/* else initialize and run our calculation */ |
| 113 |
< |
init(); |
| 114 |
< |
if (gargc+1 < argc) |
| 113 |
> |
init(argv[gargc-1], nprocs); |
| 114 |
> |
if (gargc < argc) { |
| 115 |
> |
if (gargc == argc-1 || argv[gargc][0] != '<' || argv[gargc][1]) |
| 116 |
> |
error(USER, "use '< file1 file2 ..' for multiple inputs"); |
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for (i = gargc+1; i < argc; i++) { |
| 118 |
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if ((fp = fopen(argv[i], "r")) == NULL) { |
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sprintf(errmsg, |
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filter(fp, argv[i]); |
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fclose(fp); |
| 125 |
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} |
| 126 |
< |
else |
| 126 |
> |
} else |
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filter(stdin, "standard input"); |
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quit(0); |
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+ |
return 0; /* pro forma return */ |
| 130 |
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} |
| 131 |
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|
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|
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< |
quit(status) /* exit with status */ |
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< |
int status; |
| 133 |
> |
void |
| 134 |
> |
init(char *octnm, int np) /* start rendering process(es) */ |
| 135 |
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{ |
| 143 |
– |
int rtstat; |
| 144 |
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|
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rtstat = close_process(rt.pd); |
| 146 |
– |
if (status == 0) |
| 147 |
– |
if (rtstat < 0) |
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– |
error(WARNING, |
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– |
"unknown return status from rtrace process"); |
| 150 |
– |
else |
| 151 |
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status = rtstat; |
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exit(status); |
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– |
} |
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|
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|
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init() /* start rtrace and set up buffers */ |
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– |
{ |
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– |
extern int o_face(), o_sphere(), o_ring(); |
| 159 |
– |
int maxbytes; |
| 160 |
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/* set up object functions */ |
| 161 |
– |
ofun[OBJ_FACE].funp = o_face; |
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ofun[OBJ_SPHERE].funp = o_sphere; |
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– |
ofun[OBJ_RING].funp = o_ring; |
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/* set up signal handling */ |
| 137 |
+ |
signal(SIGINT, quit); |
| 138 |
+ |
#ifdef SIGHUP |
| 139 |
+ |
signal(SIGHUP, quit); |
| 140 |
+ |
#endif |
| 141 |
+ |
#ifdef SIGTERM |
| 142 |
+ |
signal(SIGTERM, quit); |
| 143 |
+ |
#endif |
| 144 |
+ |
#ifdef SIGPIPE |
| 145 |
|
signal(SIGPIPE, quit); |
| 146 |
< |
/* start rtrace process */ |
| 147 |
< |
errno = 0; |
| 148 |
< |
maxbytes = open_process(rt.pd, rtargv); |
| 169 |
< |
if (maxbytes == 0) { |
| 170 |
< |
eputs(rtargv[0]); |
| 171 |
< |
eputs(": command not found\n"); |
| 172 |
< |
exit(1); |
| 173 |
< |
} |
| 174 |
< |
if (maxbytes < 0) |
| 175 |
< |
error(SYSTEM, "cannot start rtrace process"); |
| 176 |
< |
rt.bsiz = maxbytes/(6*sizeof(float)); |
| 177 |
< |
rt.buf = (float *)malloc(6*sizeof(float)*rt.bsiz--); |
| 178 |
< |
rt.dest = (float **)malloc(sizeof(float *)*rt.bsiz); |
| 179 |
< |
if (rt.buf == NULL || rt.dest == NULL) |
| 180 |
< |
error(SYSTEM, "out of memory in init"); |
| 181 |
< |
rt.nrays = 0; |
| 182 |
< |
/* set up urand */ |
| 183 |
< |
initurand(16384); |
| 146 |
> |
#endif |
| 147 |
> |
/* start rendering process(es) */ |
| 148 |
> |
ray_pinit(octnm, np); |
| 149 |
|
} |
| 150 |
|
|
| 151 |
|
|
| 152 |
< |
eputs(s) /* put string to stderr */ |
| 153 |
< |
register char *s; |
| 152 |
> |
void |
| 153 |
> |
eputs( /* put string to stderr */ |
| 154 |
> |
register char *s |
| 155 |
> |
) |
| 156 |
|
{ |
| 157 |
|
static int midline = 0; |
| 158 |
|
|
| 166 |
|
} |
| 167 |
|
|
| 168 |
|
|
| 169 |
+ |
void |
| 170 |
|
wputs(s) /* print warning if enabled */ |
| 171 |
|
char *s; |
| 172 |
|
{ |
| 175 |
|
} |
| 176 |
|
|
| 177 |
|
|
| 178 |
< |
filter(infp, name) /* process stream */ |
| 179 |
< |
register FILE *infp; |
| 180 |
< |
char *name; |
| 178 |
> |
void |
| 179 |
> |
filter( /* process stream */ |
| 180 |
> |
register FILE *infp, |
| 181 |
> |
char *name |
| 182 |
> |
) |
| 183 |
|
{ |
| 184 |
|
char buf[512]; |
| 185 |
|
FILE *pfp; |
| 209 |
|
} |
| 210 |
|
|
| 211 |
|
|
| 212 |
< |
xoptions(s, nm) /* process options in string s */ |
| 213 |
< |
char *s; |
| 214 |
< |
char *nm; |
| 212 |
> |
void |
| 213 |
> |
xoptions( /* process options in string s */ |
| 214 |
> |
char *s, |
| 215 |
> |
char *nm |
| 216 |
> |
) |
| 217 |
|
{ |
| 218 |
|
extern FILE *freopen(); |
| 219 |
|
char buf[64]; |
| 220 |
+ |
int negax; |
| 221 |
|
int nerrs = 0; |
| 222 |
|
register char *cp; |
| 223 |
|
|
| 231 |
|
case ' ': |
| 232 |
|
case '\t': |
| 233 |
|
case '\n': |
| 234 |
+ |
case '\r': |
| 235 |
+ |
case '\f': |
| 236 |
|
cp++; |
| 237 |
|
continue; |
| 238 |
|
case 'm': /* material name */ |
| 297 |
|
} |
| 298 |
|
cp = sskip(cp); |
| 299 |
|
continue; |
| 300 |
< |
case 'd': /* point sample density */ |
| 300 |
> |
case 'd': /* sample density / BSDF data */ |
| 301 |
|
if (*++cp != '=') |
| 302 |
|
break; |
| 303 |
< |
if (!isintd(++cp, " \t\n")) |
| 304 |
< |
break; |
| 305 |
< |
thisillum.sampdens = atoi(cp); |
| 303 |
> |
if (thisillum.sd != NULL) { |
| 304 |
> |
free_BSDF(thisillum.sd); |
| 305 |
> |
thisillum.sd = NULL; |
| 306 |
> |
} |
| 307 |
> |
if (!*++cp || isspace(*cp)) |
| 308 |
> |
continue; |
| 309 |
> |
if (isintd(cp, " \t\n\r")) { |
| 310 |
> |
thisillum.sampdens = atoi(cp); |
| 311 |
> |
} else { |
| 312 |
> |
atos(buf, sizeof(buf), cp); |
| 313 |
> |
thisillum.sd = load_BSDF(buf); |
| 314 |
> |
if (thisillum.sd == NULL) |
| 315 |
> |
break; |
| 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); |
| 337 |
|
case 'b': /* brightness */ |
| 338 |
|
if (*++cp != '=') |
| 339 |
|
break; |
| 340 |
< |
if (!isfltd(++cp, " \t\n")) |
| 340 |
> |
if (!isfltd(++cp, " \t\n\r")) |
| 341 |
|
break; |
| 342 |
|
thisillum.minbrt = atof(cp); |
| 343 |
|
if (thisillum.minbrt < 0.) |
| 358 |
|
} |
| 359 |
|
doneheader = 0; |
| 360 |
|
continue; |
| 361 |
+ |
case 'u': /* up direction */ |
| 362 |
+ |
if (*++cp != '=') |
| 363 |
+ |
break; |
| 364 |
+ |
if (!*++cp || isspace(*cp)) { |
| 365 |
+ |
thisillum.udir = UDunknown; |
| 366 |
+ |
continue; |
| 367 |
+ |
} |
| 368 |
+ |
negax = 0; |
| 369 |
+ |
if (*cp == '+') |
| 370 |
+ |
cp++; |
| 371 |
+ |
else if (*cp == '-') { |
| 372 |
+ |
negax++; |
| 373 |
+ |
cp++; |
| 374 |
+ |
} |
| 375 |
+ |
switch (*cp++) { |
| 376 |
+ |
case 'x': |
| 377 |
+ |
case 'X': |
| 378 |
+ |
thisillum.udir = negax ? UDxneg : UDxpos; |
| 379 |
+ |
break; |
| 380 |
+ |
case 'y': |
| 381 |
+ |
case 'Y': |
| 382 |
+ |
thisillum.udir = negax ? UDyneg : UDypos; |
| 383 |
+ |
break; |
| 384 |
+ |
case 'z': |
| 385 |
+ |
case 'Z': |
| 386 |
+ |
thisillum.udir = negax ? UDzneg : UDzpos; |
| 387 |
+ |
break; |
| 388 |
+ |
default: |
| 389 |
+ |
thisillum.udir = UDunknown; |
| 390 |
+ |
break; |
| 391 |
+ |
} |
| 392 |
+ |
if (thisillum.udir == UDunknown || !isspace(*cp)) |
| 393 |
+ |
break; |
| 394 |
+ |
continue; |
| 395 |
+ |
case 't': /* object thickness */ |
| 396 |
+ |
if (*++cp != '=') |
| 397 |
+ |
break; |
| 398 |
+ |
if (!isfltd(++cp, " \t\n\r")) |
| 399 |
+ |
break; |
| 400 |
+ |
thisillum.thick = atof(cp); |
| 401 |
+ |
if (thisillum.thick < .0) |
| 402 |
+ |
thisillum.thick = .0; |
| 403 |
+ |
cp = sskip(cp); |
| 404 |
+ |
continue; |
| 405 |
|
case '!': /* processed file! */ |
| 406 |
|
sprintf(errmsg, "(%s): already processed!", nm); |
| 407 |
|
error(WARNING, errmsg); |
| 409 |
|
return; |
| 410 |
|
} |
| 411 |
|
opterr: /* skip faulty option */ |
| 412 |
< |
cp = sskip(cp); |
| 412 |
> |
while (*cp && !isspace(*cp)) |
| 413 |
> |
cp++; |
| 414 |
|
nerrs++; |
| 415 |
|
} |
| 416 |
|
/* print header? */ |
| 428 |
|
printf("# %s", s+2); |
| 429 |
|
} |
| 430 |
|
|
| 431 |
< |
|
| 432 |
< |
printopts() /* print out option default values */ |
| 431 |
> |
void |
| 432 |
> |
printopts(void) /* print out option default values */ |
| 433 |
|
{ |
| 434 |
|
printf("m=%-15s\t\t# material name\n", thisillum.matname); |
| 435 |
|
printf("f=%-15s\t\t# data file name\n", thisillum.datafile); |
| 444 |
|
printf("l+\t\t\t\t# light type on\n"); |
| 445 |
|
else |
| 446 |
|
printf("l-\t\t\t\t# light type off\n"); |
| 447 |
< |
printf("d=%d\t\t\t\t# density of points\n", thisillum.sampdens); |
| 448 |
< |
printf("s=%d\t\t\t\t# samples per point\n", thisillum.nsamps); |
| 447 |
> |
printf("d=%d\t\t\t\t# density of directions\n", thisillum.sampdens); |
| 448 |
> |
printf("s=%d\t\t\t\t# samples per direction\n", thisillum.nsamps); |
| 449 |
|
printf("b=%f\t\t\t# minimum average brightness\n", thisillum.minbrt); |
| 450 |
+ |
switch (thisillum.udir) { |
| 451 |
+ |
case UDzneg: |
| 452 |
+ |
fputs("u=-Z\t\t\t\t# up is negative Z\n", stdout); |
| 453 |
+ |
break; |
| 454 |
+ |
case UDyneg: |
| 455 |
+ |
fputs("u=-Y\t\t\t\t# up is negative Y\n", stdout); |
| 456 |
+ |
break; |
| 457 |
+ |
case UDxneg: |
| 458 |
+ |
fputs("u=-X\t\t\t\t# up is negative X\n", stdout); |
| 459 |
+ |
break; |
| 460 |
+ |
case UDxpos: |
| 461 |
+ |
fputs("u=+X\t\t\t\t# up is positive X\n", stdout); |
| 462 |
+ |
break; |
| 463 |
+ |
case UDypos: |
| 464 |
+ |
fputs("u=+Y\t\t\t\t# up is positive Y\n", stdout); |
| 465 |
+ |
break; |
| 466 |
+ |
case UDzpos: |
| 467 |
+ |
fputs("u=+Z\t\t\t\t# up is positive Z\n", stdout); |
| 468 |
+ |
break; |
| 469 |
+ |
case UDunknown: |
| 470 |
+ |
break; |
| 471 |
+ |
} |
| 472 |
+ |
printf("t=%f\t\t\t# object thickness\n", thisillum.thick); |
| 473 |
|
} |
| 474 |
|
|
| 475 |
|
|
| 476 |
< |
printhead(ac, av) /* print out header */ |
| 477 |
< |
register int ac; |
| 478 |
< |
register char **av; |
| 476 |
> |
void |
| 477 |
> |
printhead( /* print out header */ |
| 478 |
> |
register int ac, |
| 479 |
> |
register char **av |
| 480 |
> |
) |
| 481 |
|
{ |
| 482 |
|
putchar('#'); |
| 483 |
|
while (ac-- > 0) { |
| 488 |
|
} |
| 489 |
|
|
| 490 |
|
|
| 491 |
< |
xobject(fp, nm) /* translate an object from fp */ |
| 492 |
< |
FILE *fp; |
| 493 |
< |
char *nm; |
| 491 |
> |
void |
| 492 |
> |
xobject( /* translate an object from fp */ |
| 493 |
> |
FILE *fp, |
| 494 |
> |
char *nm |
| 495 |
> |
) |
| 496 |
|
{ |
| 497 |
|
OBJREC thisobj; |
| 498 |
|
char str[MAXSTR]; |
| 503 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 504 |
|
goto readerr; |
| 505 |
|
/* is it an alias? */ |
| 506 |
< |
if (!strcmp(str, ALIASID)) { |
| 506 |
> |
if (!strcmp(str, ALIASKEY)) { |
| 507 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 508 |
|
goto readerr; |
| 509 |
< |
printf("\n%s %s %s", thisillum.altmat, ALIASID, str); |
| 509 |
> |
printf("\n%s %s %s", thisillum.altmat, ALIASKEY, str); |
| 510 |
|
if (fgetword(str, MAXSTR, fp) == NULL) |
| 511 |
|
goto readerr; |
| 512 |
|
printf("\t%s\n", str); |
| 543 |
|
checkhead(); |
| 544 |
|
/* process object */ |
| 545 |
|
if (doit) |
| 546 |
< |
(*ofun[thisobj.otype].funp)(&thisobj, &thisillum, &rt, nm); |
| 546 |
> |
switch (thisobj.otype) { |
| 547 |
> |
case OBJ_FACE: |
| 548 |
> |
my_face(&thisobj, &thisillum, nm); |
| 549 |
> |
break; |
| 550 |
> |
case OBJ_SPHERE: |
| 551 |
> |
my_sphere(&thisobj, &thisillum, nm); |
| 552 |
> |
break; |
| 553 |
> |
case OBJ_RING: |
| 554 |
> |
my_ring(&thisobj, &thisillum, nm); |
| 555 |
> |
break; |
| 556 |
> |
default: |
| 557 |
> |
my_default(&thisobj, &thisillum, nm); |
| 558 |
> |
break; |
| 559 |
> |
} |
| 560 |
|
else |
| 561 |
|
printobj(thisillum.altmat, &thisobj); |
| 562 |
|
/* free arguments */ |
| 563 |
|
freefargs(&thisobj.oargs); |
| 564 |
|
return; |
| 565 |
|
readerr: |
| 566 |
< |
sprintf(errmsg, "(%s): error reading scene", nm); |
| 566 |
> |
sprintf(errmsg, "(%s): error reading input", nm); |
| 567 |
|
error(USER, errmsg); |
| 568 |
|
} |