| 20 |
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* < -1: it is an index to a set of objects |
| 21 |
|
*/ |
| 22 |
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|
| 23 |
< |
typedef int OCTREE; |
| 23 |
> |
#ifndef OCTREE |
| 24 |
> |
#define OCTREE int |
| 25 |
> |
#endif |
| 26 |
|
|
| 27 |
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#define EMPTY (-1) |
| 28 |
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|
| 34 |
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#define octbi(ot) ((ot)>>8) /* octree block index */ |
| 35 |
|
#define octti(ot) (((ot)&0377)<<3)/* octree index in block */ |
| 36 |
|
|
| 37 |
+ |
#ifndef MAXOBLK |
| 38 |
+ |
#ifdef BIGMEM |
| 39 |
+ |
#define MAXOBLK 8191 /* maximum octree block */ |
| 40 |
+ |
#else |
| 41 |
|
#define MAXOBLK 4095 /* maximum octree block */ |
| 42 |
+ |
#endif |
| 43 |
+ |
#endif |
| 44 |
|
|
| 45 |
|
extern OCTREE *octblock[MAXOBLK]; /* octree blocks */ |
| 46 |
|
|
| 72 |
|
/* octree format identifier */ |
| 73 |
|
#define OCTFMT "Radiance_octree" |
| 74 |
|
/* magic number for octree files */ |
| 75 |
< |
#define OCTMAGIC (283+sizeof(OBJECT)) |
| 75 |
> |
#define MAXOBJSIZ 8 /* maximum sizeof(OBJECT) */ |
| 76 |
> |
#define OCTMAGIC ( 4 *MAXOBJSIZ+251) /* increment first value */ |
| 77 |
|
/* octree node types */ |
| 78 |
|
#define OT_EMPTY 0 |
| 79 |
|
#define OT_FULL 1 |