| 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" |
| 11 |
|
|
| 19 |
|
static long ogetint(); |
| 20 |
|
static char *ogetstr(); |
| 21 |
|
static int nonsurfinset(); |
| 22 |
< |
static int getobj(), octerror(), skiptree(); |
| 22 |
> |
static int octerror(), skiptree(); |
| 23 |
|
static OCTREE getfullnode(), gettree(); |
| 24 |
|
|
| 25 |
|
static char *infn; /* input file specification */ |
| 27 |
|
static int objsize; /* size of stored OBJECT's */ |
| 28 |
|
static OBJECT objorig; /* zeroeth object */ |
| 29 |
|
static OBJECT fnobjects; /* number of objects in this file */ |
| 85 |
– |
static short otypmap[NUMOTYPE+8]; /* object type map */ |
| 30 |
|
|
| 31 |
|
|
| 32 |
|
int |
| 38 |
|
{ |
| 39 |
|
char sbuf[512]; |
| 40 |
|
int nf; |
| 41 |
< |
register int i; |
| 41 |
> |
int i; |
| 42 |
|
long m; |
| 43 |
|
|
| 44 |
|
if (inpspec == NULL) { |
| 58 |
|
error(SYSTEM, errmsg); |
| 59 |
|
} |
| 60 |
|
} |
| 61 |
< |
#ifdef MSDOS |
| 118 |
< |
setmode(fileno(infp), O_BINARY); |
| 119 |
< |
#endif |
| 61 |
> |
SET_FILE_BINARY(infp); |
| 62 |
|
/* get header */ |
| 63 |
|
if (checkheader(infp, OCTFMT, load&IO_INFO ? stdout : (FILE *)NULL) < 0) |
| 64 |
|
octerror(USER, "not an octree"); |
| 98 |
|
|
| 99 |
|
if (load & IO_SCENE) /* get the scene */ |
| 100 |
|
if (nf == 0) { |
| 101 |
< |
for (i = 0; *ogetstr(sbuf); i++) |
| 102 |
< |
if ((otypmap[i] = otype(sbuf)) < 0) { |
| 103 |
< |
sprintf(errmsg, "unknown type \"%s\"", sbuf); |
| 162 |
< |
octerror(WARNING, errmsg); |
| 163 |
< |
} |
| 164 |
< |
while (getobj() != OVOID) |
| 165 |
< |
; |
| 101 |
> |
/* load binary scene data */ |
| 102 |
> |
readscene(infp, objsize); |
| 103 |
> |
|
| 104 |
|
} else { /* consistency checks */ |
| 105 |
|
/* check object count */ |
| 106 |
|
if (nobjects != objorig+fnobjects) |
| 237 |
|
default: |
| 238 |
|
octerror(USER, "damaged octree"); |
| 239 |
|
} |
| 302 |
– |
} |
| 303 |
– |
|
| 304 |
– |
|
| 305 |
– |
static |
| 306 |
– |
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"); |
| 240 |
|
} |
| 241 |
|
|
| 242 |
|
|
