| 21 |
|
* irradiance values are desired. |
| 22 |
|
*/ |
| 23 |
|
|
| 24 |
< |
#include "ray.h" |
| 24 |
> |
#include <time.h> |
| 25 |
|
|
| 26 |
+ |
#include "platform.h" |
| 27 |
+ |
#include "ray.h" |
| 28 |
+ |
#include "ambient.h" |
| 29 |
+ |
#include "source.h" |
| 30 |
|
#include "otypes.h" |
| 27 |
– |
|
| 31 |
|
#include "resolu.h" |
| 32 |
+ |
#include "random.h" |
| 33 |
|
|
| 34 |
< |
CUBE thescene; /* our scene */ |
| 35 |
< |
OBJECT nsceneobjs; /* number of objects in our scene */ |
| 34 |
> |
extern int inform; /* input format */ |
| 35 |
> |
extern int outform; /* output format */ |
| 36 |
> |
extern char *outvals; /* output values */ |
| 37 |
|
|
| 38 |
< |
int dimlist[MAXDIM]; /* sampling dimensions */ |
| 39 |
< |
int ndims = 0; /* number of sampling dimensions */ |
| 35 |
< |
int samplendx = 0; /* index for this sample */ |
| 38 |
> |
extern int imm_irrad; /* compute immediate irradiance? */ |
| 39 |
> |
extern int lim_dist; /* limit distance? */ |
| 40 |
|
|
| 41 |
< |
int imm_irrad = 0; /* compute immediate irradiance? */ |
| 42 |
< |
int lim_dist = 0; /* limit distance? */ |
| 41 |
> |
extern char *tralist[]; /* list of modifers to trace (or no) */ |
| 42 |
> |
extern int traincl; /* include == 1, exclude == 0 */ |
| 43 |
|
|
| 44 |
< |
int inform = 'a'; /* input format */ |
| 45 |
< |
int outform = 'a'; /* output format */ |
| 42 |
< |
char *outvals = "v"; /* output specification */ |
| 44 |
> |
extern int hresolu; /* horizontal resolution */ |
| 45 |
> |
extern int vresolu; /* vertical resolution */ |
| 46 |
|
|
| 47 |
< |
int do_irrad = 0; /* compute irradiance? */ |
| 47 |
> |
static int castonly = 0; |
| 48 |
|
|
| 49 |
< |
void (*trace)() = NULL; /* trace call */ |
| 50 |
< |
|
| 51 |
< |
extern void ambnotify(), tranotify(); |
| 49 |
< |
void (*addobjnotify[])() = {ambnotify, tranotify, NULL}; |
| 50 |
< |
char *tralist[128]; /* list of modifers to trace (or no) */ |
| 51 |
< |
int traincl = -1; /* include == 1, exclude == 0 */ |
| 52 |
< |
#define MAXTSET 511 /* maximum number in trace set */ |
| 49 |
> |
#ifndef MAXTSET |
| 50 |
> |
#define MAXTSET 8191 /* maximum number in trace set */ |
| 51 |
> |
#endif |
| 52 |
|
OBJECT traset[MAXTSET+1]={0}; /* trace include/exclude set */ |
| 53 |
|
|
| 55 |
– |
int hresolu = 0; /* horizontal (scan) size */ |
| 56 |
– |
int vresolu = 0; /* vertical resolution */ |
| 57 |
– |
|
| 58 |
– |
double dstrsrc = 0.0; /* square source distribution */ |
| 59 |
– |
double shadthresh = .05; /* shadow threshold */ |
| 60 |
– |
double shadcert = .5; /* shadow certainty */ |
| 61 |
– |
int directrelay = 2; /* number of source relays */ |
| 62 |
– |
int vspretest = 512; /* virtual source pretest density */ |
| 63 |
– |
int directvis = 1; /* sources visible? */ |
| 64 |
– |
double srcsizerat = .2; /* maximum ratio source size/dist. */ |
| 65 |
– |
|
| 66 |
– |
COLOR cextinction = BLKCOLOR; /* global extinction coefficient */ |
| 67 |
– |
COLOR salbedo = BLKCOLOR; /* global scattering albedo */ |
| 68 |
– |
double seccg = 0.; /* global scattering eccentricity */ |
| 69 |
– |
double ssampdist = 0.; /* scatter sampling distance */ |
| 70 |
– |
|
| 71 |
– |
double specthresh = .15; /* specular sampling threshold */ |
| 72 |
– |
double specjitter = 1.; /* specular sampling jitter */ |
| 73 |
– |
|
| 74 |
– |
int backvis = 1; /* back face visibility */ |
| 75 |
– |
|
| 76 |
– |
int maxdepth = 6; /* maximum recursion depth */ |
| 77 |
– |
double minweight = 4e-3; /* minimum ray weight */ |
| 78 |
– |
|
| 79 |
– |
char *ambfile = NULL; /* ambient file name */ |
| 80 |
– |
COLOR ambval = BLKCOLOR; /* ambient value */ |
| 81 |
– |
int ambvwt = 0; /* initial weight for ambient value */ |
| 82 |
– |
double ambacc = 0.2; /* ambient accuracy */ |
| 83 |
– |
int ambres = 128; /* ambient resolution */ |
| 84 |
– |
int ambdiv = 512; /* ambient divisions */ |
| 85 |
– |
int ambssamp = 0; /* ambient super-samples */ |
| 86 |
– |
int ambounce = 0; /* ambient bounces */ |
| 87 |
– |
char *amblist[128]; /* ambient include/exclude list */ |
| 88 |
– |
int ambincl = -1; /* include == 1, exclude == 0 */ |
| 89 |
– |
|
| 90 |
– |
|
| 54 |
|
static RAY thisray; /* for our convenience */ |
| 55 |
|
|
| 56 |
< |
static void oputo(), oputd(), oputv(), oputl(), oputL(), |
| 57 |
< |
oputp(), oputn(), oputN(), oputs(), oputw(), oputm(); |
| 56 |
> |
typedef void putf_t(RREAL *v, int n); |
| 57 |
> |
static putf_t puta, putd, putf; |
| 58 |
|
|
| 59 |
< |
static void ourtrace(), tabin(); |
| 60 |
< |
static void (*ray_out[16])(), (*every_out[16])(); |
| 61 |
< |
static int castonly = 0; |
| 59 |
> |
typedef void oputf_t(RAY *r); |
| 60 |
> |
static oputf_t oputo, oputd, oputv, oputV, oputl, oputL, oputc, oputp, |
| 61 |
> |
oputn, oputN, oputs, oputw, oputW, oputm, oputM, oputtilde; |
| 62 |
|
|
| 63 |
< |
static void puta(), putf(), putd(); |
| 63 |
> |
static void setoutput(char *vs); |
| 64 |
> |
extern void tranotify(OBJECT obj); |
| 65 |
> |
static void bogusray(void); |
| 66 |
> |
static void raycast(RAY *r); |
| 67 |
> |
static void rayirrad(RAY *r); |
| 68 |
> |
static void rtcompute(FVECT org, FVECT dir, double dmax); |
| 69 |
> |
static int printvals(RAY *r); |
| 70 |
> |
static int getvec(FVECT vec, int fmt, FILE *fp); |
| 71 |
> |
static void tabin(RAY *r); |
| 72 |
> |
static void ourtrace(RAY *r); |
| 73 |
|
|
| 74 |
< |
static void (*putreal)(); |
| 74 |
> |
static oputf_t *ray_out[16], *every_out[16]; |
| 75 |
> |
static putf_t *putreal; |
| 76 |
|
|
| 104 |
– |
void bogusray(), rad(), irrad(), printvals(); |
| 77 |
|
|
| 106 |
– |
|
| 78 |
|
void |
| 79 |
< |
quit(code) /* quit program */ |
| 80 |
< |
int code; |
| 79 |
> |
quit( /* quit program */ |
| 80 |
> |
int code |
| 81 |
> |
) |
| 82 |
|
{ |
| 83 |
< |
#ifndef NIX |
| 84 |
< |
headclean(); /* delete header file */ |
| 85 |
< |
pfclean(); /* clean up persist files */ |
| 83 |
> |
if (ray_pnprocs > 0) /* close children if any */ |
| 84 |
> |
ray_pclose(0); |
| 85 |
> |
#ifndef NON_POSIX |
| 86 |
> |
else if (!ray_pnprocs) { |
| 87 |
> |
headclean(); /* delete header file */ |
| 88 |
> |
pfclean(); /* clean up persist files */ |
| 89 |
> |
} |
| 90 |
|
#endif |
| 91 |
|
exit(code); |
| 92 |
|
} |
| 93 |
|
|
| 94 |
|
|
| 95 |
|
char * |
| 96 |
< |
formstr(f) /* return format identifier */ |
| 97 |
< |
int f; |
| 96 |
> |
formstr( /* return format identifier */ |
| 97 |
> |
int f |
| 98 |
> |
) |
| 99 |
|
{ |
| 100 |
|
switch (f) { |
| 101 |
|
case 'a': return("ascii"); |
| 107 |
|
} |
| 108 |
|
|
| 109 |
|
|
| 110 |
< |
void |
| 111 |
< |
rtrace(fname) /* trace rays from file */ |
| 112 |
< |
char *fname; |
| 110 |
> |
extern void |
| 111 |
> |
rtrace( /* trace rays from file */ |
| 112 |
> |
char *fname, |
| 113 |
> |
int nproc |
| 114 |
> |
) |
| 115 |
|
{ |
| 116 |
< |
long vcount = hresolu>1 ? hresolu*vresolu : vresolu; |
| 117 |
< |
long nextflush = hresolu; |
| 116 |
> |
unsigned long vcount = (hresolu > 1) ? (unsigned long)hresolu*vresolu |
| 117 |
> |
: vresolu; |
| 118 |
> |
long nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : hresolu; |
| 119 |
|
FILE *fp; |
| 120 |
|
double d; |
| 121 |
|
FVECT orig, direc; |
| 126 |
|
sprintf(errmsg, "cannot open input file \"%s\"", fname); |
| 127 |
|
error(SYSTEM, errmsg); |
| 128 |
|
} |
| 149 |
– |
#ifdef MSDOS |
| 129 |
|
if (inform != 'a') |
| 130 |
< |
setmode(fileno(fp), O_BINARY); |
| 152 |
< |
#endif |
| 130 |
> |
SET_FILE_BINARY(fp); |
| 131 |
|
/* set up output */ |
| 132 |
|
setoutput(outvals); |
| 133 |
+ |
if (imm_irrad) |
| 134 |
+ |
castonly = 0; |
| 135 |
+ |
else if (castonly) |
| 136 |
+ |
nproc = 1; /* don't bother multiprocessing */ |
| 137 |
|
switch (outform) { |
| 138 |
|
case 'a': putreal = puta; break; |
| 139 |
|
case 'f': putreal = putf; break; |
| 145 |
|
default: |
| 146 |
|
error(CONSISTENCY, "botched output format"); |
| 147 |
|
} |
| 148 |
+ |
if (nproc > 1) { /* start multiprocessing */ |
| 149 |
+ |
ray_popen(nproc); |
| 150 |
+ |
ray_fifo_out = printvals; |
| 151 |
+ |
} |
| 152 |
|
if (hresolu > 0) { |
| 153 |
|
if (vresolu > 0) |
| 154 |
|
fprtresolu(hresolu, vresolu, stdout); |
| 160 |
|
|
| 161 |
|
d = normalize(direc); |
| 162 |
|
if (d == 0.0) { /* zero ==> flush */ |
| 163 |
< |
bogusray(); |
| 164 |
< |
if (--nextflush <= 0 || vcount <= 0) { |
| 163 |
> |
if (--nextflush <= 0 || !vcount) { |
| 164 |
> |
if (nproc > 1 && ray_fifo_flush() < 0) |
| 165 |
> |
error(USER, "lost children"); |
| 166 |
> |
bogusray(); |
| 167 |
|
fflush(stdout); |
| 168 |
< |
nextflush = hresolu; |
| 169 |
< |
} |
| 170 |
< |
} else { |
| 171 |
< |
samplendx++; |
| 172 |
< |
/* compute and print */ |
| 173 |
< |
if (imm_irrad) |
| 186 |
< |
irrad(orig, direc); |
| 187 |
< |
else |
| 188 |
< |
rad(orig, direc, lim_dist ? d : 0.0); |
| 168 |
> |
nextflush = (vresolu > 0) & (hresolu > 1) ? 0 : |
| 169 |
> |
hresolu; |
| 170 |
> |
} else |
| 171 |
> |
bogusray(); |
| 172 |
> |
} else { /* compute and print */ |
| 173 |
> |
rtcompute(orig, direc, lim_dist ? d : 0.0); |
| 174 |
|
/* flush if time */ |
| 175 |
< |
if (--nextflush == 0) { |
| 175 |
> |
if (!--nextflush) { |
| 176 |
> |
if (nproc > 1 && ray_fifo_flush() < 0) |
| 177 |
> |
error(USER, "lost children"); |
| 178 |
|
fflush(stdout); |
| 179 |
|
nextflush = hresolu; |
| 180 |
|
} |
| 181 |
|
} |
| 182 |
|
if (ferror(stdout)) |
| 183 |
|
error(SYSTEM, "write error"); |
| 184 |
< |
if (--vcount == 0) /* check for end */ |
| 184 |
> |
if (vcount && !--vcount) /* check for end */ |
| 185 |
|
break; |
| 186 |
|
} |
| 187 |
< |
fflush(stdout); |
| 188 |
< |
if (vcount > 0) |
| 189 |
< |
error(USER, "read error"); |
| 187 |
> |
if (nproc > 1) { /* clean up children */ |
| 188 |
> |
if (ray_fifo_flush() < 0) |
| 189 |
> |
error(USER, "unable to complete processing"); |
| 190 |
> |
ray_pclose(0); |
| 191 |
> |
} |
| 192 |
> |
if (fflush(stdout) < 0) |
| 193 |
> |
error(SYSTEM, "write error"); |
| 194 |
> |
if (vcount) |
| 195 |
> |
error(USER, "unexpected EOF on input"); |
| 196 |
|
if (fname != NULL) |
| 197 |
|
fclose(fp); |
| 198 |
|
} |
| 199 |
|
|
| 200 |
|
|
| 201 |
< |
setoutput(vs) /* set up output tables */ |
| 202 |
< |
register char *vs; |
| 201 |
> |
static void |
| 202 |
> |
trace_sources(void) /* trace rays to light sources, also */ |
| 203 |
|
{ |
| 204 |
< |
extern void (*trace)(); |
| 205 |
< |
register void (**table)() = ray_out; |
| 204 |
> |
int sn; |
| 205 |
> |
|
| 206 |
> |
for (sn = 0; sn < nsources; sn++) |
| 207 |
> |
source[sn].sflags |= SFOLLOW; |
| 208 |
> |
} |
| 209 |
|
|
| 210 |
+ |
|
| 211 |
+ |
static void |
| 212 |
+ |
setoutput( /* set up output tables */ |
| 213 |
+ |
char *vs |
| 214 |
+ |
) |
| 215 |
+ |
{ |
| 216 |
+ |
oputf_t **table = ray_out; |
| 217 |
+ |
|
| 218 |
|
castonly = 1; |
| 219 |
|
while (*vs) |
| 220 |
|
switch (*vs++) { |
| 221 |
+ |
case 'T': /* trace sources */ |
| 222 |
+ |
if (!*vs) break; |
| 223 |
+ |
trace_sources(); |
| 224 |
+ |
/* fall through */ |
| 225 |
|
case 't': /* trace */ |
| 226 |
+ |
if (!*vs) break; |
| 227 |
|
*table = NULL; |
| 228 |
|
table = every_out; |
| 229 |
|
trace = ourtrace; |
| 239 |
|
*table++ = oputv; |
| 240 |
|
castonly = 0; |
| 241 |
|
break; |
| 242 |
+ |
case 'V': /* contribution */ |
| 243 |
+ |
*table++ = oputV; |
| 244 |
+ |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
| 245 |
+ |
error(WARNING, |
| 246 |
+ |
"-otV accuracy depends on -aa 0 -as 0"); |
| 247 |
+ |
break; |
| 248 |
|
case 'l': /* effective distance */ |
| 249 |
|
*table++ = oputl; |
| 250 |
|
castonly = 0; |
| 251 |
|
break; |
| 252 |
+ |
case 'c': /* local coordinates */ |
| 253 |
+ |
*table++ = oputc; |
| 254 |
+ |
break; |
| 255 |
|
case 'L': /* single ray length */ |
| 256 |
|
*table++ = oputL; |
| 257 |
|
break; |
| 271 |
|
case 'w': /* weight */ |
| 272 |
|
*table++ = oputw; |
| 273 |
|
break; |
| 274 |
+ |
case 'W': /* coefficient */ |
| 275 |
+ |
*table++ = oputW; |
| 276 |
+ |
if (ambounce > 0 && (ambacc > FTINY || ambssamp > 0)) |
| 277 |
+ |
error(WARNING, |
| 278 |
+ |
"-otW accuracy depends on -aa 0 -as 0"); |
| 279 |
+ |
break; |
| 280 |
|
case 'm': /* modifier */ |
| 281 |
|
*table++ = oputm; |
| 282 |
|
break; |
| 283 |
+ |
case 'M': /* material */ |
| 284 |
+ |
*table++ = oputM; |
| 285 |
+ |
break; |
| 286 |
+ |
case '~': /* tilde */ |
| 287 |
+ |
*table++ = oputtilde; |
| 288 |
+ |
break; |
| 289 |
|
} |
| 290 |
|
*table = NULL; |
| 291 |
|
} |
| 292 |
|
|
| 293 |
|
|
| 294 |
< |
void |
| 295 |
< |
bogusray() /* print out empty record */ |
| 294 |
> |
static void |
| 295 |
> |
bogusray(void) /* print out empty record */ |
| 296 |
|
{ |
| 297 |
|
thisray.rorg[0] = thisray.rorg[1] = thisray.rorg[2] = |
| 298 |
|
thisray.rdir[0] = thisray.rdir[1] = thisray.rdir[2] = 0.0; |
| 299 |
< |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 299 |
> |
thisray.rmax = 0.0; |
| 300 |
> |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
| 301 |
|
printvals(&thisray); |
| 302 |
|
} |
| 303 |
|
|
| 304 |
|
|
| 305 |
< |
void |
| 306 |
< |
rad(org, dir, dmax) /* compute and print ray value(s) */ |
| 307 |
< |
FVECT org, dir; |
| 308 |
< |
double dmax; |
| 305 |
> |
static void |
| 306 |
> |
raycast( /* compute first ray intersection only */ |
| 307 |
> |
RAY *r |
| 308 |
> |
) |
| 309 |
|
{ |
| 310 |
< |
VCOPY(thisray.rorg, org); |
| 311 |
< |
VCOPY(thisray.rdir, dir); |
| 312 |
< |
thisray.rmax = dmax; |
| 313 |
< |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 314 |
< |
if (castonly) { |
| 315 |
< |
if (!localhit(&thisray, &thescene)) |
| 316 |
< |
if (thisray.ro == &Aftplane) { /* clipped */ |
| 286 |
< |
thisray.ro = NULL; |
| 287 |
< |
thisray.rot = FHUGE; |
| 288 |
< |
} else |
| 289 |
< |
sourcehit(&thisray); |
| 290 |
< |
} else |
| 291 |
< |
rayvalue(&thisray); |
| 292 |
< |
printvals(&thisray); |
| 310 |
> |
if (!localhit(r, &thescene)) { |
| 311 |
> |
if (r->ro == &Aftplane) { /* clipped */ |
| 312 |
> |
r->ro = NULL; |
| 313 |
> |
r->rot = FHUGE; |
| 314 |
> |
} else |
| 315 |
> |
sourcehit(r); |
| 316 |
> |
} |
| 317 |
|
} |
| 318 |
|
|
| 319 |
|
|
| 320 |
< |
void |
| 321 |
< |
irrad(org, dir) /* compute immediate irradiance value */ |
| 322 |
< |
FVECT org, dir; |
| 320 |
> |
static void |
| 321 |
> |
rayirrad( /* compute irradiance rather than radiance */ |
| 322 |
> |
RAY *r |
| 323 |
> |
) |
| 324 |
|
{ |
| 325 |
< |
register int i; |
| 325 |
> |
void (*old_revf)(RAY *) = r->revf; |
| 326 |
|
|
| 327 |
< |
for (i = 0; i < 3; i++) { |
| 328 |
< |
thisray.rorg[i] = org[i] + dir[i]; |
| 329 |
< |
thisray.rdir[i] = -dir[i]; |
| 327 |
> |
r->rot = 1e-5; /* pretend we hit surface */ |
| 328 |
> |
VSUM(r->rop, r->rorg, r->rdir, r->rot); |
| 329 |
> |
r->ron[0] = -r->rdir[0]; |
| 330 |
> |
r->ron[1] = -r->rdir[1]; |
| 331 |
> |
r->ron[2] = -r->rdir[2]; |
| 332 |
> |
r->rod = 1.0; |
| 333 |
> |
/* compute result */ |
| 334 |
> |
r->revf = raytrace; |
| 335 |
> |
(*ofun[Lamb.otype].funp)(&Lamb, r); |
| 336 |
> |
r->revf = old_revf; |
| 337 |
> |
} |
| 338 |
> |
|
| 339 |
> |
|
| 340 |
> |
static void |
| 341 |
> |
rtcompute( /* compute and print ray value(s) */ |
| 342 |
> |
FVECT org, |
| 343 |
> |
FVECT dir, |
| 344 |
> |
double dmax |
| 345 |
> |
) |
| 346 |
> |
{ |
| 347 |
> |
/* set up ray */ |
| 348 |
> |
rayorigin(&thisray, PRIMARY, NULL, NULL); |
| 349 |
> |
if (imm_irrad) { |
| 350 |
> |
VSUM(thisray.rorg, org, dir, 1.1e-4); |
| 351 |
> |
thisray.rdir[0] = -dir[0]; |
| 352 |
> |
thisray.rdir[1] = -dir[1]; |
| 353 |
> |
thisray.rdir[2] = -dir[2]; |
| 354 |
> |
thisray.rmax = 0.0; |
| 355 |
> |
thisray.revf = rayirrad; |
| 356 |
> |
} else { |
| 357 |
> |
VCOPY(thisray.rorg, org); |
| 358 |
> |
VCOPY(thisray.rdir, dir); |
| 359 |
> |
thisray.rmax = dmax; |
| 360 |
> |
if (castonly) |
| 361 |
> |
thisray.revf = raycast; |
| 362 |
|
} |
| 363 |
< |
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
| 364 |
< |
/* pretend we hit surface */ |
| 365 |
< |
thisray.rot = 1.0-1e-4; |
| 366 |
< |
thisray.rod = 1.0; |
| 367 |
< |
VCOPY(thisray.ron, dir); |
| 368 |
< |
for (i = 0; i < 3; i++) /* fudge factor */ |
| 369 |
< |
thisray.rop[i] = org[i] + 1e-4*dir[i]; |
| 313 |
< |
/* compute and print */ |
| 314 |
< |
(*ofun[Lamb.otype].funp)(&Lamb, &thisray); |
| 363 |
> |
if (ray_pnprocs > 1) { /* multiprocessing FIFO? */ |
| 364 |
> |
if (ray_fifo_in(&thisray) < 0) |
| 365 |
> |
error(USER, "lost children"); |
| 366 |
> |
return; |
| 367 |
> |
} |
| 368 |
> |
samplendx++; /* else do it ourselves */ |
| 369 |
> |
rayvalue(&thisray); |
| 370 |
|
printvals(&thisray); |
| 371 |
|
} |
| 372 |
|
|
| 373 |
|
|
| 374 |
< |
void |
| 375 |
< |
printvals(r) /* print requested ray values */ |
| 376 |
< |
RAY *r; |
| 374 |
> |
static int |
| 375 |
> |
printvals( /* print requested ray values */ |
| 376 |
> |
RAY *r |
| 377 |
> |
) |
| 378 |
|
{ |
| 379 |
< |
register void (**tp)(); |
| 379 |
> |
oputf_t **tp; |
| 380 |
|
|
| 381 |
|
if (ray_out[0] == NULL) |
| 382 |
< |
return; |
| 382 |
> |
return(0); |
| 383 |
|
for (tp = ray_out; *tp != NULL; tp++) |
| 384 |
|
(**tp)(r); |
| 385 |
|
if (outform == 'a') |
| 386 |
|
putchar('\n'); |
| 387 |
+ |
return(1); |
| 388 |
|
} |
| 389 |
|
|
| 390 |
|
|
| 391 |
< |
int |
| 392 |
< |
getvec(vec, fmt, fp) /* get a vector from fp */ |
| 393 |
< |
register FVECT vec; |
| 394 |
< |
int fmt; |
| 395 |
< |
FILE *fp; |
| 391 |
> |
static int |
| 392 |
> |
getvec( /* get a vector from fp */ |
| 393 |
> |
FVECT vec, |
| 394 |
> |
int fmt, |
| 395 |
> |
FILE *fp |
| 396 |
> |
) |
| 397 |
|
{ |
| 398 |
|
static float vf[3]; |
| 399 |
|
static double vd[3]; |
| 400 |
|
char buf[32]; |
| 401 |
< |
register int i; |
| 401 |
> |
int i; |
| 402 |
|
|
| 403 |
|
switch (fmt) { |
| 404 |
|
case 'a': /* ascii */ |
| 412 |
|
case 'f': /* binary float */ |
| 413 |
|
if (fread((char *)vf, sizeof(float), 3, fp) != 3) |
| 414 |
|
return(-1); |
| 415 |
< |
vec[0] = vf[0]; vec[1] = vf[1]; vec[2] = vf[2]; |
| 415 |
> |
VCOPY(vec, vf); |
| 416 |
|
break; |
| 417 |
|
case 'd': /* binary double */ |
| 418 |
|
if (fread((char *)vd, sizeof(double), 3, fp) != 3) |
| 419 |
|
return(-1); |
| 420 |
< |
vec[0] = vd[0]; vec[1] = vd[1]; vec[2] = vd[2]; |
| 420 |
> |
VCOPY(vec, vd); |
| 421 |
|
break; |
| 422 |
|
default: |
| 423 |
|
error(CONSISTENCY, "botched input format"); |
| 427 |
|
|
| 428 |
|
|
| 429 |
|
void |
| 430 |
< |
tranotify(obj) /* record new modifier */ |
| 431 |
< |
OBJECT obj; |
| 430 |
> |
tranotify( /* record new modifier */ |
| 431 |
> |
OBJECT obj |
| 432 |
> |
) |
| 433 |
|
{ |
| 434 |
|
static int hitlimit = 0; |
| 435 |
< |
register OBJREC *o = objptr(obj); |
| 436 |
< |
register char **tralp; |
| 435 |
> |
OBJREC *o = objptr(obj); |
| 436 |
> |
char **tralp; |
| 437 |
|
|
| 438 |
|
if (obj == OVOID) { /* starting over */ |
| 439 |
|
traset[0] = 0; |
| 456 |
|
|
| 457 |
|
|
| 458 |
|
static void |
| 459 |
< |
ourtrace(r) /* print ray values */ |
| 460 |
< |
RAY *r; |
| 459 |
> |
ourtrace( /* print ray values */ |
| 460 |
> |
RAY *r |
| 461 |
> |
) |
| 462 |
|
{ |
| 463 |
< |
register void (**tp)(); |
| 463 |
> |
oputf_t **tp; |
| 464 |
|
|
| 465 |
|
if (every_out[0] == NULL) |
| 466 |
|
return; |
| 472 |
|
tabin(r); |
| 473 |
|
for (tp = every_out; *tp != NULL; tp++) |
| 474 |
|
(**tp)(r); |
| 475 |
< |
putchar('\n'); |
| 475 |
> |
if (outform == 'a') |
| 476 |
> |
putchar('\n'); |
| 477 |
|
} |
| 478 |
|
|
| 479 |
|
|
| 480 |
|
static void |
| 481 |
< |
tabin(r) /* tab in appropriate amount */ |
| 482 |
< |
RAY *r; |
| 481 |
> |
tabin( /* tab in appropriate amount */ |
| 482 |
> |
RAY *r |
| 483 |
> |
) |
| 484 |
|
{ |
| 485 |
< |
register RAY *rp; |
| 485 |
> |
const RAY *rp; |
| 486 |
|
|
| 487 |
|
for (rp = r->parent; rp != NULL; rp = rp->parent) |
| 488 |
|
putchar('\t'); |
| 490 |
|
|
| 491 |
|
|
| 492 |
|
static void |
| 493 |
< |
oputo(r) /* print origin */ |
| 494 |
< |
register RAY *r; |
| 493 |
> |
oputo( /* print origin */ |
| 494 |
> |
RAY *r |
| 495 |
> |
) |
| 496 |
|
{ |
| 497 |
< |
(*putreal)(r->rorg[0]); |
| 435 |
< |
(*putreal)(r->rorg[1]); |
| 436 |
< |
(*putreal)(r->rorg[2]); |
| 497 |
> |
(*putreal)(r->rorg, 3); |
| 498 |
|
} |
| 499 |
|
|
| 500 |
|
|
| 501 |
|
static void |
| 502 |
< |
oputd(r) /* print direction */ |
| 503 |
< |
register RAY *r; |
| 502 |
> |
oputd( /* print direction */ |
| 503 |
> |
RAY *r |
| 504 |
> |
) |
| 505 |
|
{ |
| 506 |
< |
(*putreal)(r->rdir[0]); |
| 445 |
< |
(*putreal)(r->rdir[1]); |
| 446 |
< |
(*putreal)(r->rdir[2]); |
| 506 |
> |
(*putreal)(r->rdir, 3); |
| 507 |
|
} |
| 508 |
|
|
| 509 |
|
|
| 510 |
|
static void |
| 511 |
< |
oputv(r) /* print value */ |
| 512 |
< |
register RAY *r; |
| 511 |
> |
oputv( /* print value */ |
| 512 |
> |
RAY *r |
| 513 |
> |
) |
| 514 |
|
{ |
| 515 |
< |
COLR cout; |
| 516 |
< |
|
| 515 |
> |
RREAL cval[3]; |
| 516 |
> |
|
| 517 |
|
if (outform == 'c') { |
| 518 |
+ |
COLR cout; |
| 519 |
|
setcolr(cout, colval(r->rcol,RED), |
| 520 |
|
colval(r->rcol,GRN), |
| 521 |
|
colval(r->rcol,BLU)); |
| 522 |
< |
fwrite((char *)cout, sizeof(cout), 1, stdout); |
| 522 |
> |
fwrite(cout, sizeof(cout), 1, stdout); |
| 523 |
|
return; |
| 524 |
|
} |
| 525 |
< |
(*putreal)(colval(r->rcol,RED)); |
| 526 |
< |
(*putreal)(colval(r->rcol,GRN)); |
| 527 |
< |
(*putreal)(colval(r->rcol,BLU)); |
| 525 |
> |
cval[0] = colval(r->rcol,RED); |
| 526 |
> |
cval[1] = colval(r->rcol,GRN); |
| 527 |
> |
cval[2] = colval(r->rcol,BLU); |
| 528 |
> |
(*putreal)(cval, 3); |
| 529 |
|
} |
| 530 |
|
|
| 531 |
|
|
| 532 |
|
static void |
| 533 |
< |
oputl(r) /* print effective distance */ |
| 534 |
< |
register RAY *r; |
| 533 |
> |
oputV( /* print value contribution */ |
| 534 |
> |
RAY *r |
| 535 |
> |
) |
| 536 |
|
{ |
| 537 |
< |
(*putreal)(r->rt); |
| 537 |
> |
RREAL contr[3]; |
| 538 |
> |
|
| 539 |
> |
raycontrib(contr, r, PRIMARY); |
| 540 |
> |
multcolor(contr, r->rcol); |
| 541 |
> |
(*putreal)(contr, 3); |
| 542 |
|
} |
| 543 |
|
|
| 544 |
|
|
| 545 |
|
static void |
| 546 |
< |
oputL(r) /* print single ray length */ |
| 547 |
< |
register RAY *r; |
| 546 |
> |
oputl( /* print effective distance */ |
| 547 |
> |
RAY *r |
| 548 |
> |
) |
| 549 |
|
{ |
| 550 |
< |
(*putreal)(r->rot); |
| 550 |
> |
(*putreal)(&r->rt, 1); |
| 551 |
|
} |
| 552 |
|
|
| 553 |
|
|
| 554 |
|
static void |
| 555 |
< |
oputp(r) /* print point */ |
| 556 |
< |
register RAY *r; |
| 555 |
> |
oputL( /* print single ray length */ |
| 556 |
> |
RAY *r |
| 557 |
> |
) |
| 558 |
|
{ |
| 559 |
< |
if (r->rot < FHUGE) { |
| 490 |
< |
(*putreal)(r->rop[0]); |
| 491 |
< |
(*putreal)(r->rop[1]); |
| 492 |
< |
(*putreal)(r->rop[2]); |
| 493 |
< |
} else { |
| 494 |
< |
(*putreal)(0.0); |
| 495 |
< |
(*putreal)(0.0); |
| 496 |
< |
(*putreal)(0.0); |
| 497 |
< |
} |
| 559 |
> |
(*putreal)(&r->rot, 1); |
| 560 |
|
} |
| 561 |
|
|
| 562 |
|
|
| 563 |
|
static void |
| 564 |
< |
oputN(r) /* print unperturbed normal */ |
| 565 |
< |
register RAY *r; |
| 564 |
> |
oputc( /* print local coordinates */ |
| 565 |
> |
RAY *r |
| 566 |
> |
) |
| 567 |
|
{ |
| 568 |
< |
if (r->rot < FHUGE) { |
| 506 |
< |
(*putreal)(r->ron[0]); |
| 507 |
< |
(*putreal)(r->ron[1]); |
| 508 |
< |
(*putreal)(r->ron[2]); |
| 509 |
< |
} else { |
| 510 |
< |
(*putreal)(0.0); |
| 511 |
< |
(*putreal)(0.0); |
| 512 |
< |
(*putreal)(0.0); |
| 513 |
< |
} |
| 568 |
> |
(*putreal)(r->uv, 2); |
| 569 |
|
} |
| 570 |
|
|
| 571 |
|
|
| 572 |
+ |
static RREAL vdummy[3] = {0.0, 0.0, 0.0}; |
| 573 |
+ |
|
| 574 |
+ |
|
| 575 |
|
static void |
| 576 |
< |
oputn(r) /* print perturbed normal */ |
| 577 |
< |
RAY *r; |
| 576 |
> |
oputp( /* print point */ |
| 577 |
> |
RAY *r |
| 578 |
> |
) |
| 579 |
|
{ |
| 580 |
+ |
if (r->rot < FHUGE) |
| 581 |
+ |
(*putreal)(r->rop, 3); |
| 582 |
+ |
else |
| 583 |
+ |
(*putreal)(vdummy, 3); |
| 584 |
+ |
} |
| 585 |
+ |
|
| 586 |
+ |
|
| 587 |
+ |
static void |
| 588 |
+ |
oputN( /* print unperturbed normal */ |
| 589 |
+ |
RAY *r |
| 590 |
+ |
) |
| 591 |
+ |
{ |
| 592 |
+ |
if (r->rot < FHUGE) |
| 593 |
+ |
(*putreal)(r->ron, 3); |
| 594 |
+ |
else |
| 595 |
+ |
(*putreal)(vdummy, 3); |
| 596 |
+ |
} |
| 597 |
+ |
|
| 598 |
+ |
|
| 599 |
+ |
static void |
| 600 |
+ |
oputn( /* print perturbed normal */ |
| 601 |
+ |
RAY *r |
| 602 |
+ |
) |
| 603 |
+ |
{ |
| 604 |
|
FVECT pnorm; |
| 605 |
|
|
| 606 |
|
if (r->rot >= FHUGE) { |
| 607 |
< |
(*putreal)(0.0); |
| 525 |
< |
(*putreal)(0.0); |
| 526 |
< |
(*putreal)(0.0); |
| 607 |
> |
(*putreal)(vdummy, 3); |
| 608 |
|
return; |
| 609 |
|
} |
| 610 |
|
raynormal(pnorm, r); |
| 611 |
< |
(*putreal)(pnorm[0]); |
| 531 |
< |
(*putreal)(pnorm[1]); |
| 532 |
< |
(*putreal)(pnorm[2]); |
| 611 |
> |
(*putreal)(pnorm, 3); |
| 612 |
|
} |
| 613 |
|
|
| 614 |
|
|
| 615 |
|
static void |
| 616 |
< |
oputs(r) /* print name */ |
| 617 |
< |
register RAY *r; |
| 616 |
> |
oputs( /* print name */ |
| 617 |
> |
RAY *r |
| 618 |
> |
) |
| 619 |
|
{ |
| 620 |
|
if (r->ro != NULL) |
| 621 |
|
fputs(r->ro->oname, stdout); |
| 626 |
|
|
| 627 |
|
|
| 628 |
|
static void |
| 629 |
< |
oputw(r) /* print weight */ |
| 630 |
< |
register RAY *r; |
| 629 |
> |
oputw( /* print weight */ |
| 630 |
> |
RAY *r |
| 631 |
> |
) |
| 632 |
|
{ |
| 633 |
< |
(*putreal)(r->rweight); |
| 633 |
> |
RREAL rwt = r->rweight; |
| 634 |
> |
|
| 635 |
> |
(*putreal)(&rwt, 1); |
| 636 |
|
} |
| 637 |
|
|
| 638 |
|
|
| 639 |
|
static void |
| 640 |
< |
oputm(r) /* print modifier */ |
| 641 |
< |
register RAY *r; |
| 640 |
> |
oputW( /* print coefficient */ |
| 641 |
> |
RAY *r |
| 642 |
> |
) |
| 643 |
|
{ |
| 644 |
+ |
RREAL contr[3]; |
| 645 |
+ |
|
| 646 |
+ |
raycontrib(contr, r, PRIMARY); |
| 647 |
+ |
(*putreal)(contr, 3); |
| 648 |
+ |
} |
| 649 |
+ |
|
| 650 |
+ |
|
| 651 |
+ |
static void |
| 652 |
+ |
oputm( /* print modifier */ |
| 653 |
+ |
RAY *r |
| 654 |
+ |
) |
| 655 |
+ |
{ |
| 656 |
|
if (r->ro != NULL) |
| 657 |
|
if (r->ro->omod != OVOID) |
| 658 |
|
fputs(objptr(r->ro->omod)->oname, stdout); |
| 665 |
|
|
| 666 |
|
|
| 667 |
|
static void |
| 668 |
< |
puta(v) /* print ascii value */ |
| 669 |
< |
double v; |
| 668 |
> |
oputM( /* print material */ |
| 669 |
> |
RAY *r |
| 670 |
> |
) |
| 671 |
|
{ |
| 672 |
< |
printf("%e\t", v); |
| 672 |
> |
OBJREC *mat; |
| 673 |
> |
|
| 674 |
> |
if (r->ro != NULL) { |
| 675 |
> |
if ((mat = findmaterial(r->ro)) != NULL) |
| 676 |
> |
fputs(mat->oname, stdout); |
| 677 |
> |
else |
| 678 |
> |
fputs(VOIDID, stdout); |
| 679 |
> |
} else |
| 680 |
> |
putchar('*'); |
| 681 |
> |
putchar('\t'); |
| 682 |
|
} |
| 683 |
|
|
| 684 |
|
|
| 685 |
|
static void |
| 686 |
< |
putd(v) /* print binary double */ |
| 687 |
< |
double v; |
| 686 |
> |
oputtilde( /* output tilde (spacer) */ |
| 687 |
> |
RAY *r |
| 688 |
> |
) |
| 689 |
|
{ |
| 690 |
< |
fwrite((char *)&v, sizeof(v), 1, stdout); |
| 690 |
> |
fputs("~\t", stdout); |
| 691 |
|
} |
| 692 |
|
|
| 693 |
|
|
| 694 |
|
static void |
| 695 |
< |
putf(v) /* print binary float */ |
| 696 |
< |
double v; |
| 695 |
> |
puta( /* print ascii value(s) */ |
| 696 |
> |
RREAL *v, int n |
| 697 |
> |
) |
| 698 |
|
{ |
| 699 |
< |
float f = v; |
| 699 |
> |
if (n == 3) { |
| 700 |
> |
printf("%e\t%e\t%e\t", v[0], v[1], v[2]); |
| 701 |
> |
return; |
| 702 |
> |
} |
| 703 |
> |
while (n--) |
| 704 |
> |
printf("%e\t", *v++); |
| 705 |
> |
} |
| 706 |
|
|
| 707 |
< |
fwrite((char *)&f, sizeof(f), 1, stdout); |
| 707 |
> |
|
| 708 |
> |
static void |
| 709 |
> |
putd(RREAL *v, int n) /* print binary double(s) */ |
| 710 |
> |
{ |
| 711 |
> |
if (sizeof(RREAL) != sizeof(double)) |
| 712 |
> |
error(INTERNAL, "code error in putd()"); |
| 713 |
> |
fwrite(v, sizeof(RREAL), n, stdout); |
| 714 |
> |
} |
| 715 |
> |
|
| 716 |
> |
|
| 717 |
> |
static void |
| 718 |
> |
putf(RREAL *v, int n) /* print binary float(s) */ |
| 719 |
> |
{ |
| 720 |
> |
float fa[3]; |
| 721 |
> |
int i; |
| 722 |
> |
|
| 723 |
> |
if (n > 3) |
| 724 |
> |
error(INTERNAL, "code error in putf()"); |
| 725 |
> |
for (i = n; i--; ) |
| 726 |
> |
fa[i] = v[i]; |
| 727 |
> |
fwrite(fa, sizeof(float), n, stdout); |
| 728 |
|
} |
