| 5 |
|
* readoct.c - routines to read octree information. |
| 6 |
|
*/ |
| 7 |
|
|
| 8 |
< |
/* ==================================================================== |
| 9 |
< |
* The Radiance Software License, Version 1.0 |
| 10 |
< |
* |
| 11 |
< |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
| 12 |
< |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
| 13 |
< |
* |
| 14 |
< |
* Redistribution and use in source and binary forms, with or without |
| 15 |
< |
* modification, are permitted provided that the following conditions |
| 16 |
< |
* are met: |
| 17 |
< |
* |
| 18 |
< |
* 1. Redistributions of source code must retain the above copyright |
| 19 |
< |
* notice, this list of conditions and the following disclaimer. |
| 20 |
< |
* |
| 21 |
< |
* 2. Redistributions in binary form must reproduce the above copyright |
| 22 |
< |
* notice, this list of conditions and the following disclaimer in |
| 23 |
< |
* the documentation and/or other materials provided with the |
| 24 |
< |
* distribution. |
| 25 |
< |
* |
| 26 |
< |
* 3. The end-user documentation included with the redistribution, |
| 27 |
< |
* if any, must include the following acknowledgment: |
| 28 |
< |
* "This product includes Radiance software |
| 29 |
< |
* (http://radsite.lbl.gov/) |
| 30 |
< |
* developed by the Lawrence Berkeley National Laboratory |
| 31 |
< |
* (http://www.lbl.gov/)." |
| 32 |
< |
* Alternately, this acknowledgment may appear in the software itself, |
| 33 |
< |
* if and wherever such third-party acknowledgments normally appear. |
| 34 |
< |
* |
| 35 |
< |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
| 36 |
< |
* and "The Regents of the University of California" must |
| 37 |
< |
* not be used to endorse or promote products derived from this |
| 38 |
< |
* software without prior written permission. For written |
| 39 |
< |
* permission, please contact [email protected]. |
| 40 |
< |
* |
| 41 |
< |
* 5. Products derived from this software may not be called "Radiance", |
| 42 |
< |
* nor may "Radiance" appear in their name, without prior written |
| 43 |
< |
* permission of Lawrence Berkeley National Laboratory. |
| 44 |
< |
* |
| 45 |
< |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| 46 |
< |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 47 |
< |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 48 |
< |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
| 49 |
< |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 50 |
< |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 51 |
< |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| 52 |
< |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 53 |
< |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 54 |
< |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 55 |
< |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 56 |
< |
* SUCH DAMAGE. |
| 57 |
< |
* ==================================================================== |
| 58 |
< |
* |
| 59 |
< |
* This software consists of voluntary contributions made by many |
| 60 |
< |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
| 61 |
< |
* information on Lawrence Berkeley National Laboratory, please see |
| 62 |
< |
* <http://www.lbl.gov/>. |
| 63 |
< |
*/ |
| 8 |
> |
#include "copyright.h" |
| 9 |
|
|
| 10 |
< |
#include "standard.h" |
| 10 |
> |
#include <stdio.h> |
| 11 |
> |
#include <time.h> |
| 12 |
|
|
| 13 |
+ |
#include "platform.h" |
| 14 |
+ |
#include "rtprocess.h" |
| 15 |
+ |
#include "standard.h" |
| 16 |
|
#include "octree.h" |
| 68 |
– |
|
| 17 |
|
#include "object.h" |
| 70 |
– |
|
| 18 |
|
#include "otypes.h" |
| 19 |
+ |
#include "resolu.h" |
| 20 |
|
|
| 21 |
< |
static double ogetflt(); |
| 22 |
< |
static long ogetint(); |
| 23 |
< |
static char *ogetstr(); |
| 24 |
< |
static int nonsurfinset(); |
| 77 |
< |
static int getobj(), octerror(), skiptree(); |
| 78 |
< |
static OCTREE getfullnode(), gettree(); |
| 21 |
> |
#ifdef getc_unlocked /* avoid horrendous overhead of flockfile */ |
| 22 |
> |
#undef getc |
| 23 |
> |
#define getc getc_unlocked |
| 24 |
> |
#endif |
| 25 |
|
|
| 26 |
+ |
static double ogetflt(void); |
| 27 |
+ |
static long ogetint(int); |
| 28 |
+ |
static char *ogetstr(char *); |
| 29 |
+ |
static int nonsurfintree(OCTREE ot); |
| 30 |
+ |
static void octerror(int etyp, char *msg); |
| 31 |
+ |
static void skiptree(void); |
| 32 |
+ |
static OCTREE getfullnode(void), gettree(void); |
| 33 |
+ |
|
| 34 |
|
static char *infn; /* input file specification */ |
| 35 |
|
static FILE *infp; /* input file stream */ |
| 36 |
|
static int objsize; /* size of stored OBJECT's */ |
| 37 |
|
static OBJECT objorig; /* zeroeth object */ |
| 38 |
|
static OBJECT fnobjects; /* number of objects in this file */ |
| 85 |
– |
static short otypmap[NUMOTYPE+8]; /* object type map */ |
| 39 |
|
|
| 40 |
|
|
| 41 |
|
int |
| 42 |
< |
readoct(inpspec, load, scene, ofn) /* read in octree file or stream */ |
| 43 |
< |
char *inpspec; |
| 44 |
< |
int load; |
| 45 |
< |
CUBE *scene; |
| 46 |
< |
char *ofn[]; |
| 42 |
> |
readoct( /* read in octree file or stream */ |
| 43 |
> |
char *inpspec, |
| 44 |
> |
int load, |
| 45 |
> |
CUBE *scene, |
| 46 |
> |
char *ofn[] |
| 47 |
> |
) |
| 48 |
|
{ |
| 49 |
|
char sbuf[512]; |
| 50 |
|
int nf; |
| 51 |
< |
register int i; |
| 51 |
> |
int i; |
| 52 |
|
long m; |
| 53 |
|
|
| 54 |
|
if (inpspec == NULL) { |
| 68 |
|
error(SYSTEM, errmsg); |
| 69 |
|
} |
| 70 |
|
} |
| 71 |
< |
#ifdef MSDOS |
| 118 |
< |
setmode(fileno(infp), O_BINARY); |
| 119 |
< |
#endif |
| 71 |
> |
SET_FILE_BINARY(infp); |
| 72 |
|
/* get header */ |
| 73 |
|
if (checkheader(infp, OCTFMT, load&IO_INFO ? stdout : (FILE *)NULL) < 0) |
| 74 |
|
octerror(USER, "not an octree"); |
| 106 |
|
else if (load & IO_SCENE && nf == 0) |
| 107 |
|
skiptree(); |
| 108 |
|
|
| 109 |
< |
if (load & IO_SCENE) /* get the scene */ |
| 109 |
> |
if (load & IO_SCENE) { /* get the scene */ |
| 110 |
|
if (nf == 0) { |
| 111 |
< |
for (i = 0; *ogetstr(sbuf); i++) |
| 112 |
< |
if ((otypmap[i] = otype(sbuf)) < 0) { |
| 113 |
< |
sprintf(errmsg, "unknown type \"%s\"", sbuf); |
| 162 |
< |
octerror(WARNING, errmsg); |
| 163 |
< |
} |
| 164 |
< |
while (getobj() != OVOID) |
| 165 |
< |
; |
| 111 |
> |
/* load binary scene data */ |
| 112 |
> |
readscene(infp, objsize); |
| 113 |
> |
|
| 114 |
|
} else { /* consistency checks */ |
| 115 |
|
/* check object count */ |
| 116 |
|
if (nobjects != objorig+fnobjects) |
| 117 |
|
octerror(USER, "bad object count; octree stale?"); |
| 118 |
|
/* check for non-surfaces */ |
| 119 |
< |
if (dosets(nonsurfinset)) |
| 119 |
> |
if (nonsurfintree(scene->cutree)) |
| 120 |
|
octerror(USER, "modifier in tree; octree stale?"); |
| 121 |
|
} |
| 122 |
+ |
} |
| 123 |
|
/* close the input */ |
| 124 |
|
if (infn[0] == '!') |
| 125 |
|
pclose(infp); |
| 130 |
|
|
| 131 |
|
|
| 132 |
|
static char * |
| 133 |
< |
ogetstr(s) /* get null-terminated string */ |
| 185 |
< |
char *s; |
| 133 |
> |
ogetstr(char *s) /* get null-terminated string */ |
| 134 |
|
{ |
| 135 |
|
extern char *getstr(); |
| 136 |
|
|
| 159 |
|
|
| 160 |
|
|
| 161 |
|
static long |
| 162 |
< |
ogetint(siz) /* get a siz-byte integer */ |
| 215 |
< |
int siz; |
| 162 |
> |
ogetint(int siz) /* get a siz-byte integer */ |
| 163 |
|
{ |
| 164 |
|
extern long getint(); |
| 165 |
|
register long r; |
| 206 |
|
default: |
| 207 |
|
octerror(USER, "damaged octree"); |
| 208 |
|
} |
| 209 |
+ |
return EMPTY; /* pro forma return */ |
| 210 |
|
} |
| 211 |
|
|
| 212 |
|
|
| 213 |
|
static int |
| 214 |
< |
nonsurfinset(os) /* check set for modifier */ |
| 267 |
< |
register OBJECT *os; |
| 214 |
> |
nonsurfintree(OCTREE ot) /* check tree for modifiers */ |
| 215 |
|
{ |
| 216 |
< |
register OBJECT s; |
| 216 |
> |
OBJECT set[MAXSET+1]; |
| 217 |
|
register int i; |
| 218 |
|
|
| 219 |
< |
for (i = *os; i-- > 0; ) |
| 220 |
< |
if ((s = *++os) >= objorig && s < objorig+fnobjects && |
| 221 |
< |
ismodifier(objptr(s)->otype)) |
| 219 |
> |
if (isempty(ot)) |
| 220 |
> |
return(0); |
| 221 |
> |
if (istree(ot)) { |
| 222 |
> |
for (i = 0; i < 8; i++) |
| 223 |
> |
if (nonsurfintree(octkid(ot, i))) |
| 224 |
> |
return(1); |
| 225 |
> |
return(0); |
| 226 |
> |
} |
| 227 |
> |
objset(set, ot); |
| 228 |
> |
for (i = set[0]; i-- > 0; ) |
| 229 |
> |
if (ismodifier(objptr(set[i])->otype)) |
| 230 |
|
return(1); |
| 231 |
|
return(0); |
| 232 |
|
} |
| 233 |
|
|
| 234 |
|
|
| 235 |
< |
static |
| 236 |
< |
skiptree() /* skip octree on input */ |
| 235 |
> |
static void |
| 236 |
> |
skiptree(void) /* skip octree on input */ |
| 237 |
|
{ |
| 238 |
|
register int i; |
| 239 |
|
|
| 257 |
|
} |
| 258 |
|
|
| 259 |
|
|
| 260 |
< |
static |
| 261 |
< |
getobj() /* get next object */ |
| 307 |
< |
{ |
| 308 |
< |
char sbuf[MAXSTR]; |
| 309 |
< |
int obj; |
| 310 |
< |
register int i; |
| 311 |
< |
register long m; |
| 312 |
< |
register OBJREC *objp; |
| 313 |
< |
|
| 314 |
< |
i = ogetint(1); |
| 315 |
< |
if (i == -1) |
| 316 |
< |
return(OVOID); /* terminator */ |
| 317 |
< |
if ((obj = newobject()) == OVOID) |
| 318 |
< |
error(SYSTEM, "out of object space"); |
| 319 |
< |
objp = objptr(obj); |
| 320 |
< |
if ((objp->otype = otypmap[i]) < 0) |
| 321 |
< |
octerror(USER, "reference to unknown type"); |
| 322 |
< |
if ((m = ogetint(objsize)) != OVOID) { |
| 323 |
< |
m += objorig; |
| 324 |
< |
if ((OBJECT)m != m) |
| 325 |
< |
octerror(USER, "too many objects"); |
| 326 |
< |
} |
| 327 |
< |
objp->omod = m; |
| 328 |
< |
objp->oname = savqstr(ogetstr(sbuf)); |
| 329 |
< |
if (objp->oargs.nsargs = ogetint(2)) { |
| 330 |
< |
objp->oargs.sarg = (char **)malloc |
| 331 |
< |
(objp->oargs.nsargs*sizeof(char *)); |
| 332 |
< |
if (objp->oargs.sarg == NULL) |
| 333 |
< |
goto memerr; |
| 334 |
< |
for (i = 0; i < objp->oargs.nsargs; i++) |
| 335 |
< |
objp->oargs.sarg[i] = savestr(ogetstr(sbuf)); |
| 336 |
< |
} else |
| 337 |
< |
objp->oargs.sarg = NULL; |
| 338 |
< |
#ifdef IARGS |
| 339 |
< |
if (objp->oargs.niargs = ogetint(2)) { |
| 340 |
< |
objp->oargs.iarg = (long *)malloc |
| 341 |
< |
(objp->oargs.niargs*sizeof(long)); |
| 342 |
< |
if (objp->oargs.iarg == NULL) |
| 343 |
< |
goto memerr; |
| 344 |
< |
for (i = 0; i < objp->oargs.niargs; i++) |
| 345 |
< |
objp->oargs.iarg[i] = ogetint(4); |
| 346 |
< |
} else |
| 347 |
< |
objp->oargs.iarg = NULL; |
| 348 |
< |
#endif |
| 349 |
< |
if (objp->oargs.nfargs = ogetint(2)) { |
| 350 |
< |
objp->oargs.farg = (FLOAT *)malloc |
| 351 |
< |
(objp->oargs.nfargs*sizeof(FLOAT)); |
| 352 |
< |
if (objp->oargs.farg == NULL) |
| 353 |
< |
goto memerr; |
| 354 |
< |
for (i = 0; i < objp->oargs.nfargs; i++) |
| 355 |
< |
objp->oargs.farg[i] = ogetflt(); |
| 356 |
< |
} else |
| 357 |
< |
objp->oargs.farg = NULL; |
| 358 |
< |
/* initialize */ |
| 359 |
< |
objp->os = NULL; |
| 360 |
< |
/* insert */ |
| 361 |
< |
insertobject(obj); |
| 362 |
< |
return(obj); |
| 363 |
< |
memerr: |
| 364 |
< |
error(SYSTEM, "out of memory in getobj"); |
| 365 |
< |
} |
| 366 |
< |
|
| 367 |
< |
|
| 368 |
< |
static |
| 369 |
< |
octerror(etyp, msg) /* octree error */ |
| 370 |
< |
int etyp; |
| 371 |
< |
char *msg; |
| 260 |
> |
static void |
| 261 |
> |
octerror(int etyp, char *msg) /* octree error */ |
| 262 |
|
{ |
| 263 |
|
char msgbuf[128]; |
| 264 |
|
|
