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root/radiance/ray/src/hd/rholo3.c
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Comparing ray/src/hd/rholo3.c (file contents):
Revision 3.40 by schorsch, Mon Jul 21 22:30:18 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 <time.h>
9   #include <string.h>
10 + #include <stdio.h>
11  
10 – #include "rholo.h"
12   #include "view.h"
13 + #include "rholo.h"
14  
15   #ifndef NFRAG2CHUNK
16   #define NFRAG2CHUNK     4096    /* number of fragments to start chunking */
# Line 23 | Line 25 | static const char      RCSid[] = "$Id$";
25  
26   #define rchunk(n)       (((n)+(RPACKSIZ/2))/RPACKSIZ)
27  
26 – extern time_t   time();
27 –
28   int     chunkycmp = 0;          /* clump beams together on disk */
29  
30   static PACKHEAD *complist=NULL; /* list of beams to compute */
# Line 32 | 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 77 | Line 85 | register PACKHEAD      *b0, *b1;
85   }
86  
87  
88 < void
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 108 | 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 227 | 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 260 | 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          int32   wtotal, minrt;
279          double  frac;
# Line 301 | 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 325 | 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   {
330 –        register int    k;
346                                          /* free old list and empty queue */
347          if (complen > 0) {
348                  free((void *)complist);
# Line 345 | 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 368 | 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 426 | 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   {
433 –        register int    i;
434 –
455          if (listpos > lastin)           /* time to sort the list */
456                  sortcomplist();
457          if (complen <= 0)

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