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* rvmain.c - main for rview interactive viewer |
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*/ |
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|
|
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/* ==================================================================== |
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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 |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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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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#include "ray.h" |
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> |
#include <signal.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 "source.h" |
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|
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#include "ambient.h" |
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|
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> |
#include "rpaint.h" |
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|
#include "random.h" |
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– |
|
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|
#include "paths.h" |
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– |
|
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– |
#include <signal.h> |
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– |
|
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#include "view.h" |
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|
|
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char *progname; /* argv[0] */ |
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extern int psample; /* pixel sample size */ |
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extern double maxdiff; /* max. sample difference */ |
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|
|
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void onsig(); |
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void sigdie(); |
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void printdefaults(); |
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> |
static void onsig(int signo); |
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> |
static void sigdie(int signo, char *msg); |
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> |
static void printdefaults(void); |
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|
|
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|
|
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|
int |
52 |
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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> |
main(int argc, char *argv[]) |
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|
{ |
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|
#define check(ol,al) if (argv[i][ol] || \ |
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|
badarg(argc-i-1,argv+i+1,al)) \ |
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|
/* initialize object types */ |
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|
initotypes(); |
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|
/* initialize urand */ |
172 |
< |
initurand(2048); |
172 |
> |
if (rand_samp) { |
173 |
> |
srandom((long)time(0)); |
174 |
> |
initurand(0); |
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> |
} else { |
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> |
srandom(0L); |
177 |
> |
initurand(2048); |
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> |
} |
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|
/* set up signal handling */ |
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|
sigdie(SIGINT, "Interrupt"); |
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|
sigdie(SIGHUP, "Hangup"); |
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|
if (octname == NULL) |
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|
error(USER, "missing octree argument"); |
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|
/* set up output */ |
212 |
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#ifdef MSDOS |
266 |
< |
setmode(fileno(stdout), O_BINARY); |
267 |
< |
#endif |
212 |
> |
SET_FILE_BINARY(stdout); |
213 |
|
readoct(octname, ~(IO_FILES|IO_INFO), &thescene, NULL); |
214 |
|
nsceneobjs = nobjects; |
215 |
|
|
226 |
|
badopt: |
227 |
|
sprintf(errmsg, "command line error at '%s'", argv[i]); |
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|
error(USER, errmsg); |
229 |
+ |
return 1; /* pro forma return */ |
230 |
|
|
231 |
|
#undef check |
232 |
|
#undef bool |
234 |
|
|
235 |
|
|
236 |
|
void |
237 |
< |
wputs(s) /* warning output function */ |
238 |
< |
char *s; |
237 |
> |
wputs( /* warning output function */ |
238 |
> |
char *s |
239 |
> |
) |
240 |
|
{ |
241 |
|
int lasterrno = errno; |
242 |
|
eputs(s); |
245 |
|
|
246 |
|
|
247 |
|
void |
248 |
< |
eputs(s) /* put string to stderr */ |
249 |
< |
register char *s; |
248 |
> |
eputs( /* put string to stderr */ |
249 |
> |
register char *s |
250 |
> |
) |
251 |
|
{ |
252 |
|
static int midline = 0; |
253 |
|
|
265 |
|
} |
266 |
|
|
267 |
|
|
268 |
< |
void |
269 |
< |
onsig(signo) /* fatal signal */ |
270 |
< |
int signo; |
268 |
> |
static void |
269 |
> |
onsig( /* fatal signal */ |
270 |
> |
int signo |
271 |
> |
) |
272 |
|
{ |
273 |
|
static int gotsig = 0; |
274 |
|
|
284 |
|
} |
285 |
|
|
286 |
|
|
287 |
< |
void |
288 |
< |
sigdie(signo, msg) /* set fatal signal */ |
289 |
< |
int signo; |
290 |
< |
char *msg; |
287 |
> |
static void |
288 |
> |
sigdie( /* set fatal signal */ |
289 |
> |
int signo, |
290 |
> |
char *msg |
291 |
> |
) |
292 |
|
{ |
293 |
|
if (signal(signo, onsig) == SIG_IGN) |
294 |
|
signal(signo, SIG_IGN); |
296 |
|
} |
297 |
|
|
298 |
|
|
299 |
< |
void |
300 |
< |
printdefaults() /* print default values to stdout */ |
299 |
> |
static void |
300 |
> |
printdefaults(void) /* print default values to stdout */ |
301 |
|
{ |
352 |
– |
register char *cp; |
353 |
– |
|
302 |
|
printf(greyscale ? "-b+\t\t\t\t# greyscale on\n" : |
303 |
|
"-b-\t\t\t\t# greyscale off\n"); |
304 |
|
printf("-vt%c\t\t\t\t# view type %s\n", ourview.type, |