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root/radiance/ray/src/hd/rhd_qtree.c
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Comparing ray/src/hd/rhd_qtree.c (file contents):
Revision 3.24 by schorsch, Mon Jul 21 22:30:18 2003 UTC vs.
Revision 3.25 by schorsch, Thu Jan 1 11:21:55 2004 UTC

# Line 41 | Line 41 | static int32   falleaves;      /* our list of fallen leaves *
41   static RTREE    **twigbundle;   /* free twig blocks (NULL term.) */
42   static int      nexttwig;       /* next free twig */
43  
44 + static RTREE *newtwig(void);
45 + static void qtFreeTree(int really);
46 + static void shaketree(RTREE *tp);
47 + static int putleaf(int li, int drop);
48  
49 +
50   static RTREE *
51 < newtwig()                       /* allocate a twig */
51 > newtwig(void)                   /* allocate a twig */
52   {
53          register int    bi;
54  
# Line 68 | Line 73 | newtwig()                      /* allocate a twig */
73          return(twigbundle[bi] + (nexttwig++ - bi*TBUNDLESIZ));
74   memerr:
75          error(SYSTEM, "out of memory in newtwig");
76 +        return NULL; /* pro forma return */
77   }
78  
79  
80 < qtFreeTree(really)              /* free allocated twigs */
81 < int     really;
80 > static void
81 > qtFreeTree(             /* free allocated twigs */
82 >        int     really
83 > )
84   {
85          register int    i;
86  
# Line 97 | Line 105 | int    really;
105   #define LEAFSIZ         (3*sizeof(float)+sizeof(int32)+\
106                          sizeof(TMbright)+6*sizeof(BYTE))
107  
108 < int
109 < qtAllocLeaves(n)                /* allocate space for n leaves */
110 < register int    n;
108 > extern int
109 > qtAllocLeaves(          /* allocate space for n leaves */
110 >        register int    n
111 > )
112   {
113          unsigned        nbytes;
114          register unsigned       i;
# Line 134 | Line 143 | register int   n;
143   #undef  LEAFSIZ
144  
145  
146 < qtFreeLeaves()                  /* free our allocated leaves and twigs */
146 > extern void
147 > qtFreeLeaves(void)                      /* free our allocated leaves and twigs */
148   {
149          qtFreeTree(1);          /* free tree also */
150          if (qtL.nl <= 0)
# Line 145 | Line 155 | qtFreeLeaves()                 /* free our allocated leaves and twig
155   }
156  
157  
158 < static
159 < shaketree(tp)                   /* shake dead leaves from tree */
160 < register RTREE  *tp;
158 > static void
159 > shaketree(                      /* shake dead leaves from tree */
160 >        register RTREE  *tp
161 > )
162   {
163          register int    i, li;
164  
# Line 164 | Line 175 | register RTREE *tp;
175   }
176  
177  
178 < int
179 < qtCompost(pct)                  /* free up some leaves */
180 < int     pct;
178 > extern int
179 > qtCompost(                      /* free up some leaves */
180 >        int     pct
181 > )
182   {
183          register int32  *fl;
184          int     nused, nclear, nmapped;
# Line 198 | Line 210 | int    pct;
210   }
211  
212  
213 < int
214 < qtFindLeaf(x, y)                /* find closest leaf to (x,y) */
215 < int     x, y;
213 > extern int
214 > qtFindLeaf(             /* find closest leaf to (x,y) */
215 >        int     x,
216 >        int     y
217 > )
218   {
219          register RTREE  *tp = &qtrunk;
220          int     li = -1;
# Line 235 | Line 249 | int    x, y;
249   }
250  
251  
252 < static
253 < putleaf(li, drop)               /* put a leaf in our tree */
254 < register int    li;
255 < int     drop;
252 > static int
253 > putleaf(                /* put a leaf in our tree */
254 >        register int    li,
255 >        int     drop
256 > )
257   {
258          register RTREE  *tp = &qtrunk;
259          int     x0=0, y0=0, x1=odev.hres, y1=odev.vres;
# Line 332 | Line 347 | dropit:
347   }
348  
349  
350 < dev_value(c, d, p)              /* add a pixel value to our quadtree */
351 < COLR    c;
352 < FVECT   d, p;
350 > extern void
351 > dev_value(              /* add a pixel value to our quadtree */
352 >        COLR    c,
353 >        FVECT   d,
354 >        FVECT   p
355 > )
356   {
357          register int    li;
358          int     mapit;
# Line 369 | Line 387 | FVECT  d, p;
387   }
388  
389  
390 < qtReplant()                     /* replant our tree using new view */
390 > extern void
391 > qtReplant(void)                 /* replant our tree using new view */
392   {
393          register int    i;
394                                          /* anything to replant? */
# Line 384 | Line 403 | qtReplant()                    /* replant our tree using new view */
403   }
404  
405  
406 < qtMapLeaves(redo)               /* map our leaves to RGB */
407 < int     redo;
406 > extern int
407 > qtMapLeaves(            /* map our leaves to RGB */
408 >        int     redo
409 > )
410   {
411          int     aorg, alen, borg, blen;
412                                          /* recompute mapping? */

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