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root/radiance/ray/src/hd/rholo3.c
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Comparing ray/src/hd/rholo3.c (file contents):
Revision 3.36 by greg, Tue May 13 17:58:33 2003 UTC vs.
Revision 3.41 by schorsch, Thu Jan 1 11:21:55 2004 UTC

# Line 5 | Line 5 | static const char      RCSid[] = "$Id$";
5   * Routines for tracking beam compuatations
6   */
7  
8 < #include "rholo.h"
8 > #include <time.h>
9 > #include <string.h>
10 > #include <stdio.h>
11 >
12   #include "view.h"
13 + #include "rholo.h"
14  
15   #ifndef NFRAG2CHUNK
16   #define NFRAG2CHUNK     4096    /* number of fragments to start chunking */
# Line 21 | Line 25 | static const char      RCSid[] = "$Id$";
25  
26   #define rchunk(n)       (((n)+(RPACKSIZ/2))/RPACKSIZ)
27  
24 – extern time_t   time();
25 –
28   int     chunkycmp = 0;          /* clump beams together on disk */
29  
30   static PACKHEAD *complist=NULL; /* list of beams to compute */
# Line 30 | Line 32 | static int     complen=0;      /* length of complist */
32   static int      listpos=0;      /* current list position for next_packet */
33   static int      lastin= -1;     /* last ordered position in list */
34  
35 + static void sortcomplist(void);
36 + static void mergeclists(PACKHEAD *cdest, PACKHEAD *cl1, int n1, PACKHEAD *cl2, int n2);
37 + static void view_list(FILE      *fp);
38 + static void ambient_list(void);
39 + static double beamvolume(HOLO   *hp, int        bi);
40 + static void dispbeam(BEAM       *b, HDBEAMI     *hb);
41  
42 < int
42 >
43 >
44 > static int
45   beamcmp(b0, b1)                         /* comparison for compute order */
46   register PACKHEAD       *b0, *b1;
47   {
# Line 75 | Line 85 | register PACKHEAD      *b0, *b1;
85   }
86  
87  
88 < int
89 < dispbeam(b, hb)                         /* display a holodeck beam */
90 < register BEAM   *b;
91 < register HDBEAMI        *hb;
88 > static void
89 > dispbeam(                               /* display a holodeck beam */
90 >        register BEAM   *b,
91 >        register HDBEAMI        *hb
92 > )
93   {
94          static int      n = 0;
95          static PACKHEAD *p = NULL;
# Line 92 | Line 103 | register HDBEAMI       *hb;
103                  CHECK(p==NULL, SYSTEM, "out of memory in dispbeam");
104          }
105                                          /* assign packet fields */
106 <        bcopy((void *)hdbray(b), (void *)packra(p), b->nrm*sizeof(RAYVAL));
106 >        memcpy((void *)packra(p), (void *)hdbray(b), b->nrm*sizeof(RAYVAL));
107          p->nr = p->nc = b->nrm;
108          for (p->hd = 0; hdlist[p->hd] != hb->h; p->hd++)
109                  if (hdlist[p->hd] == NULL)
# Line 106 | Line 117 | register HDBEAMI       *hb;
117   }
118  
119  
120 < bundle_set(op, clist, nents)    /* bundle set operation */
121 < int     op;
122 < PACKHEAD        *clist;
123 < int     nents;
120 > extern void
121 > bundle_set(     /* bundle set operation */
122 >        int     op,
123 >        PACKHEAD        *clist,
124 >        int     nents
125 > )
126   {
127          int     oldnr, n;
128          HDBEAMI *hbarr;
# Line 166 | Line 179 | int    nents;
179                  complist = (PACKHEAD *)malloc(nents*sizeof(PACKHEAD));
180                  if (complist == NULL)
181                          goto memerr;
182 <                bcopy((void *)clist, (void *)complist, nents*sizeof(PACKHEAD));
182 >                memcpy((void *)complist, (void *)clist, nents*sizeof(PACKHEAD));
183                  break;
184          case BS_ADD:                    /* add to computation set */
185          case BS_MAX:                    /* maximum of quantities */
# Line 225 | Line 238 | memerr:
238   }
239  
240  
241 < double
242 < beamvolume(hp, bi)      /* compute approximate volume of a beam */
243 < HOLO    *hp;
244 < int     bi;
241 > static double
242 > beamvolume(     /* compute approximate volume of a beam */
243 >        HOLO    *hp,
244 >        int     bi
245 > )
246   {
247          GCOORD  gc[2];
248          FVECT   cp[4], edgeA, edgeB, cent[2];
249 <        FVECT   v, crossp[2], diffv;
249 >        FVECT   crossp[2], diffv;
250          double  vol[2];
251          register int    i;
252                                          /* get grid coordinates */
# Line 258 | Line 272 | int    bi;
272   }
273  
274  
275 < ambient_list()                  /* compute ambient beam list */
275 > static void
276 > ambient_list(void)                      /* compute ambient beam list */
277   {
278 <        int4    wtotal, minrt;
278 >        int32   wtotal, minrt;
279          double  frac;
280          int     i;
281          register int    j, k;
# Line 299 | Line 314 | ambient_list()                 /* compute ambient beam list */
314   }
315  
316  
317 < view_list(fp)                   /* assign beam priority from view list */
318 < FILE    *fp;
317 > static void
318 > view_list(                      /* assign beam priority from view list */
319 >        FILE    *fp
320 > )
321   {
322          double  pa = 1.;
323          VIEW    curview;
# Line 308 | Line 325 | FILE   *fp;
325          char    *err;
326          BEAMLIST        blist;
327  
328 <        copystruct(&curview, &stdview);
328 >        curview = stdview;
329          while (nextview(&curview, fp) != EOF) {
330                  if ((err = setview(&curview)) != NULL) {
331                          error(WARNING, err);
# Line 323 | Line 340 | FILE   *fp;
340   }
341  
342  
343 < init_global()                   /* initialize global ray computation */
343 > extern void
344 > init_global(void)                       /* initialize global ray computation */
345   {
328 –        register int    k;
346                                          /* free old list and empty queue */
347          if (complen > 0) {
348                  free((void *)complist);
# Line 343 | Line 360 | init_global()                  /* initialize global ray computation *
360   }
361  
362  
363 < mergeclists(cdest, cl1, n1, cl2, n2)    /* merge two sorted lists */
364 < register PACKHEAD       *cdest;
365 < register PACKHEAD       *cl1, *cl2;
366 < int     n1, n2;
363 > static void
364 > mergeclists(    /* merge two sorted lists */
365 >        register PACKHEAD       *cdest,
366 >        register PACKHEAD       *cl1,
367 >        int     n1,
368 >        register PACKHEAD       *cl2,
369 >        int     n2
370 > )
371   {
372          register int    cmp;
373  
# Line 355 | Line 376 | int    n1, n2;
376                  else if (!n2) cmp = -1;
377                  else cmp = beamcmp(cl1, cl2);
378                  if (cmp > 0) {
379 <                        copystruct(cdest, cl2);
379 >                        *cdest = *cl2;
380                          cl2++; n2--;
381                  } else {
382 <                        copystruct(cdest, cl1);
382 >                        *cdest = *cl1;
383                          cl1++; n1--;
384                  }
385                  cdest++;
# Line 366 | Line 387 | int    n1, n2;
387   }
388  
389  
390 < sortcomplist()                  /* fix our list order */
390 > static void
391 > sortcomplist(void)                      /* fix our list order */
392   {
393          PACKHEAD        *list2;
394          int     listlen;
# Line 391 | Line 413 | sortcomplist()                 /* fix our list order */
413          else if (listpos) {     /* else sort and merge sublist */
414                  list2 = (PACKHEAD *)malloc(listpos*sizeof(PACKHEAD));
415                  CHECK(list2==NULL, SYSTEM, "out of memory in sortcomplist");
416 <                bcopy((void *)complist,(void *)list2,listpos*sizeof(PACKHEAD));
416 >                memcpy((void *)list2,(void *)complist,listpos*sizeof(PACKHEAD));
417                  qsort((void *)list2, listpos, sizeof(PACKHEAD), beamcmp);
418                  mergeclists(complist, list2, listpos,
419                                  complist+listpos, complen-listpos);
# Line 424 | Line 446 | sortcomplist()                 /* fix our list order */
446   * list and start again from the beginning.  Since
447   * a merge sort is used, the sorting costs are minimal.
448   */
449 < next_packet(p, n)               /* prepare packet for computation */
450 < register PACKET *p;
451 < int     n;
449 > extern int
450 > next_packet(            /* prepare packet for computation */
451 >        register PACKET *p,
452 >        int     n
453 > )
454   {
431 –        register int    i;
432 –
455          if (listpos > lastin)           /* time to sort the list */
456                  sortcomplist();
457          if (complen <= 0)

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