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root/radiance/src/gen/mkillum2.c
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Comparing src/gen/mkillum2.c (file contents):
Revision 2.7 by greg, Tue Nov 7 17:50:44 1995 UTC vs.
Revision 2.12 by schorsch, Sun Nov 16 10:29:38 2003 UTC

# Line 1 | Line 1
1 – /* Copyright (c) 1995 Regents of the University of California */
2 –
1   #ifndef lint
2 < static char SCCSid[] = "$SunId$ LBL";
2 > static const char       RCSid[] = "$Id$";
3   #endif
6 –
4   /*
5   * Routines to do the actual calculation for mkillum
6   */
7  
8 < #include  "mkillum.h"
8 > #include <string.h>
9  
10 + #include  "mkillum.h"
11   #include  "face.h"
14 –
12   #include  "cone.h"
16 –
13   #include  "random.h"
14  
15 + //void o_default(OBJREC *ob, struct illum_args *il, struct rtproc *rt, char *nm);
16 + void o_face(OBJREC *ob, struct illum_args *il, struct rtproc *rt, char *nm);
17 + void o_sphere(OBJREC *ob, struct illum_args *il, struct rtproc *rt, char *nm);
18 + void o_ring(OBJREC *ob, struct illum_args *il, struct rtproc *rt, char *nm);
19 + void raysamp(float res[3], FVECT org, FVECT dir, struct rtproc *rt);
20 + void rayflush(struct rtproc *rt);
21 + void mkaxes(FVECT u, FVECT v, FVECT n);
22 + void rounddir(FVECT dv, double alt, double azi);
23 + void flatdir(FVECT dv, double alt, double azi);
24  
25 < o_default(ob, il, rt, nm)       /* default illum action */
26 < OBJREC  *ob;
27 < struct illum_args  *il;
28 < struct rtproc  *rt;
29 < char  *nm;
25 >
26 > int /* XXX type conflict with otypes.h */
27 > o_default(      /* default illum action */
28 >        OBJREC  *ob,
29 >        struct illum_args  *il,
30 >        struct rtproc  *rt,
31 >        char  *nm
32 > )
33   {
34          sprintf(errmsg, "(%s): cannot make illum for %s \"%s\"",
35                          nm, ofun[ob->otype].funame, ob->oname);
# Line 30 | Line 38 | char  *nm;
38   }
39  
40  
41 < o_face(ob, il, rt, nm)          /* make an illum face */
42 < OBJREC  *ob;
43 < struct illum_args  *il;
44 < struct rtproc  *rt;
45 < char  *nm;
41 > void
42 > o_face(         /* make an illum face */
43 >        OBJREC  *ob,
44 >        struct illum_args  *il,
45 >        struct rtproc  *rt,
46 >        char  *nm
47 > )
48   {
49   #define MAXMISS         (5*n*il->nsamps)
50          int  dim[3];
# Line 118 | Line 128 | char  *nm;
128                          objerror(ob, WARNING, "bad aspect");
129                          rt->nrays = 0;
130                          freeface(ob);
131 <                        free((char *)distarr);
131 >                        free((void *)distarr);
132                          o_default(ob, il, rt, nm);
133                          return;
134                      }
# Line 137 | Line 147 | char  *nm;
147                  printobj(il->altmat, ob);
148                                  /* clean up */
149          freeface(ob);
150 <        free((char *)distarr);
150 >        free((void *)distarr);
151   #undef MAXMISS
152   }
153  
154  
155 < o_sphere(ob, il, rt, nm)        /* make an illum sphere */
156 < register OBJREC  *ob;
157 < struct illum_args  *il;
158 < struct rtproc  *rt;
159 < char  *nm;
155 > void
156 > o_sphere(       /* make an illum sphere */
157 >        register OBJREC  *ob,
158 >        struct illum_args  *il,
159 >        struct rtproc  *rt,
160 >        char  *nm
161 > )
162   {
163          int  dim[3];
164          int  n, nalt, nazi;
# Line 207 | Line 219 | char  *nm;
219          } else
220                  printobj(il->altmat, ob);
221                                  /* clean up */
222 <        free((char *)distarr);
222 >        free((void *)distarr);
223   }
224  
225  
226 < o_ring(ob, il, rt, nm)          /* make an illum ring */
227 < OBJREC  *ob;
228 < struct illum_args  *il;
229 < struct rtproc  *rt;
230 < char  *nm;
226 > void
227 > o_ring(         /* make an illum ring */
228 >        OBJREC  *ob,
229 >        struct illum_args  *il,
230 >        struct rtproc  *rt,
231 >        char  *nm
232 > )
233   {
234          int  dim[3];
235          int  n, nalt, nazi;
# Line 276 | Line 290 | char  *nm;
290                  printobj(il->altmat, ob);
291                                  /* clean up */
292          freecone(ob);
293 <        free((char *)distarr);
293 >        free((void *)distarr);
294   }
295  
296  
297 < raysamp(res, org, dir, rt)      /* compute a ray sample */
298 < float  res[3];
299 < FVECT  org, dir;
300 < register struct rtproc  *rt;
297 > void
298 > raysamp(        /* compute a ray sample */
299 >        float  res[3],
300 >        FVECT  org,
301 >        FVECT  dir,
302 >        register struct rtproc  *rt
303 > )
304   {
305          register float  *fp;
306  
# Line 296 | Line 313 | register struct rtproc  *rt;
313   }
314  
315  
316 < rayflush(rt)                    /* flush buffered rays */
317 < register struct rtproc  *rt;
316 > void
317 > rayflush(                       /* flush buffered rays */
318 >        register struct rtproc  *rt
319 > )
320   {
321          register int  i;
322  
323          if (rt->nrays <= 0)
324                  return;
325 <        bzero(rt->buf+6*rt->nrays, 6*sizeof(float));
325 >        memset(rt->buf+6*rt->nrays, '\0', 6*sizeof(float));
326          errno = 0;
327 <        if ( process(rt->pd, (char *)rt->buf, (char *)rt->buf,
328 <                        3*sizeof(float)*rt->nrays,
327 >        if ( process(&(rt->pd), (char *)rt->buf, (char *)rt->buf,
328 >                        3*sizeof(float)*(rt->nrays+1),
329                          6*sizeof(float)*(rt->nrays+1)) <
330 <                        3*sizeof(float)*rt->nrays )
330 >                        3*sizeof(float)*(rt->nrays+1) )
331                  error(SYSTEM, "error reading from rtrace process");
332          i = rt->nrays;
333          while (i--) {
# Line 320 | Line 339 | register struct rtproc  *rt;
339   }
340  
341  
342 < mkaxes(u, v, n)                 /* compute u and v to go with n */
343 < FVECT  u, v, n;
342 > void
343 > mkaxes(                 /* compute u and v to go with n */
344 >        FVECT  u,
345 >        FVECT  v,
346 >        FVECT  n
347 > )
348   {
349          register int  i;
350  
# Line 336 | Line 359 | FVECT  u, v, n;
359   }
360  
361  
362 < rounddir(dv, alt, azi)          /* compute uniform spherical direction */
363 < register FVECT  dv;
364 < double  alt, azi;
362 > void
363 > rounddir(               /* compute uniform spherical direction */
364 >        register FVECT  dv,
365 >        double  alt,
366 >        double  azi
367 > )
368   {
369          double  d1, d2;
370  
# Line 350 | Line 376 | double  alt, azi;
376   }
377  
378  
379 < flatdir(dv, alt, azi)           /* compute uniform hemispherical direction */
380 < register FVECT  dv;
381 < double  alt, azi;
379 > void
380 > flatdir(                /* compute uniform hemispherical direction */
381 >        register FVECT  dv,
382 >        double  alt,
383 >        double  azi
384 > )
385   {
386          double  d1, d2;
387  

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