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|
* rtrace.c - program and variables for individual ray tracing. |
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*/ |
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|
|
8 |
< |
/* ==================================================================== |
9 |
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* The Radiance Software License, Version 1.0 |
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* |
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* Copyright (c) 1990 - 2002 The Regents of the University of California, |
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* through Lawrence Berkeley National Laboratory. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. The end-user documentation included with the redistribution, |
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* if any, must include the following acknowledgment: |
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* "This product includes Radiance software |
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* (http://radsite.lbl.gov/) |
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* developed by the Lawrence Berkeley National Laboratory |
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* (http://www.lbl.gov/)." |
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* Alternately, this acknowledgment may appear in the software itself, |
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* if and wherever such third-party acknowledgments normally appear. |
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* |
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* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
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* and "The Regents of the University of California" must |
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* not be used to endorse or promote products derived from this |
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* software without prior written permission. For written |
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* permission, please contact [email protected]. |
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* |
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* 5. Products derived from this software may not be called "Radiance", |
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* nor may "Radiance" appear in their name, without prior written |
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* permission of Lawrence Berkeley National Laboratory. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
49 |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
50 |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
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* information on Lawrence Berkeley National Laboratory, please see |
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* <http://www.lbl.gov/>. |
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< |
*/ |
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> |
#include "copyright.h" |
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|
|
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/* |
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|
* Input is in the form: |
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* irradiance values are desired. |
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*/ |
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|
|
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< |
#include "ray.h" |
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> |
#include <time.h> |
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|
|
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+ |
#include "platform.h" |
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+ |
#include "ray.h" |
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|
#include "otypes.h" |
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– |
|
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|
#include "resolu.h" |
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|
|
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|
CUBE thescene; /* our scene */ |
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|
|
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static RAY thisray; /* for our convenience */ |
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|
|
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< |
static void oputo(), oputd(), oputv(), oputl(), oputL(), |
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> |
static void oputo(), oputd(), oputv(), oputl(), oputL(), oputc(), |
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|
oputp(), oputn(), oputN(), oputs(), oputw(), oputm(); |
96 |
|
|
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|
static void ourtrace(), tabin(); |
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|
quit(code) /* quit program */ |
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|
int code; |
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|
{ |
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< |
#ifndef NIX |
112 |
> |
#ifndef NON_POSIX /* XXX we don't clean up elsewhere? */ |
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|
headclean(); /* delete header file */ |
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|
pfclean(); /* clean up persist files */ |
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|
#endif |
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|
sprintf(errmsg, "cannot open input file \"%s\"", fname); |
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|
error(SYSTEM, errmsg); |
149 |
|
} |
150 |
< |
#ifdef MSDOS |
150 |
> |
#ifdef _WIN32 |
151 |
|
if (inform != 'a') |
152 |
< |
setmode(fileno(fp), O_BINARY); |
152 |
> |
SET_FILE_BINARY(fp); |
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|
#endif |
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|
/* set up output */ |
155 |
|
setoutput(outvals); |
235 |
|
*table++ = oputl; |
236 |
|
castonly = 0; |
237 |
|
break; |
238 |
+ |
case 'c': /* local coordinates */ |
239 |
+ |
*table++ = oputc; |
240 |
+ |
break; |
241 |
|
case 'L': /* single ray length */ |
242 |
|
*table++ = oputL; |
243 |
|
break; |
285 |
|
thisray.rmax = dmax; |
286 |
|
rayorigin(&thisray, NULL, PRIMARY, 1.0); |
287 |
|
if (castonly) { |
288 |
< |
if (!localhit(&thisray, &thescene)) |
288 |
> |
if (!localhit(&thisray, &thescene)) { |
289 |
|
if (thisray.ro == &Aftplane) { /* clipped */ |
290 |
|
thisray.ro = NULL; |
291 |
|
thisray.rot = FHUGE; |
292 |
|
} else |
293 |
|
sourcehit(&thisray); |
294 |
+ |
} |
295 |
|
} else |
296 |
|
rayvalue(&thisray); |
297 |
|
printvals(&thisray); |
434 |
|
|
435 |
|
static void |
436 |
|
oputo(r) /* print origin */ |
437 |
< |
register RAY *r; |
437 |
> |
RAY *r; |
438 |
|
{ |
439 |
|
(*putreal)(r->rorg[0]); |
440 |
|
(*putreal)(r->rorg[1]); |
444 |
|
|
445 |
|
static void |
446 |
|
oputd(r) /* print direction */ |
447 |
< |
register RAY *r; |
447 |
> |
RAY *r; |
448 |
|
{ |
449 |
|
(*putreal)(r->rdir[0]); |
450 |
|
(*putreal)(r->rdir[1]); |
454 |
|
|
455 |
|
static void |
456 |
|
oputv(r) /* print value */ |
457 |
< |
register RAY *r; |
457 |
> |
RAY *r; |
458 |
|
{ |
459 |
|
COLR cout; |
460 |
|
|
473 |
|
|
474 |
|
static void |
475 |
|
oputl(r) /* print effective distance */ |
476 |
< |
register RAY *r; |
476 |
> |
RAY *r; |
477 |
|
{ |
478 |
|
(*putreal)(r->rt); |
479 |
|
} |
481 |
|
|
482 |
|
static void |
483 |
|
oputL(r) /* print single ray length */ |
484 |
< |
register RAY *r; |
484 |
> |
RAY *r; |
485 |
|
{ |
486 |
|
(*putreal)(r->rot); |
487 |
|
} |
488 |
|
|
489 |
|
|
490 |
|
static void |
491 |
+ |
oputc(r) /* print local coordinates */ |
492 |
+ |
RAY *r; |
493 |
+ |
{ |
494 |
+ |
(*putreal)(r->uv[0]); |
495 |
+ |
(*putreal)(r->uv[1]); |
496 |
+ |
} |
497 |
+ |
|
498 |
+ |
|
499 |
+ |
static void |
500 |
|
oputp(r) /* print point */ |
501 |
< |
register RAY *r; |
501 |
> |
RAY *r; |
502 |
|
{ |
503 |
|
if (r->rot < FHUGE) { |
504 |
|
(*putreal)(r->rop[0]); |
514 |
|
|
515 |
|
static void |
516 |
|
oputN(r) /* print unperturbed normal */ |
517 |
< |
register RAY *r; |
517 |
> |
RAY *r; |
518 |
|
{ |
519 |
|
if (r->rot < FHUGE) { |
520 |
|
(*putreal)(r->ron[0]); |
549 |
|
|
550 |
|
static void |
551 |
|
oputs(r) /* print name */ |
552 |
< |
register RAY *r; |
552 |
> |
RAY *r; |
553 |
|
{ |
554 |
|
if (r->ro != NULL) |
555 |
|
fputs(r->ro->oname, stdout); |
561 |
|
|
562 |
|
static void |
563 |
|
oputw(r) /* print weight */ |
564 |
< |
register RAY *r; |
564 |
> |
RAY *r; |
565 |
|
{ |
566 |
|
(*putreal)(r->rweight); |
567 |
|
} |
569 |
|
|
570 |
|
static void |
571 |
|
oputm(r) /* print modifier */ |
572 |
< |
register RAY *r; |
572 |
> |
RAY *r; |
573 |
|
{ |
574 |
|
if (r->ro != NULL) |
575 |
|
if (r->ro->omod != OVOID) |