projects
/
carveJwlIkooP6JGAAIwe30JlM.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
i hope your hapy
[carveJwlIkooP6JGAAIwe30JlM.git]
/
bvh.h
diff --git
a/bvh.h
b/bvh.h
index 52ce24ab75e39175923ab95a00e508882349afe8..23f8a564d54cd7ce1b7830457da97ce15ad790d7 100644
(file)
--- a/
bvh.h
+++ b/
bvh.h
@@
-143,16
+143,9
@@
VG_STATIC bh_tree *bh_create( void *lin_alloc, bh_system *system,
{
assert( max_per_leaf > 0 );
{
assert( max_per_leaf > 0 );
- if( item_count == 0 )
- {
- bh_tree *bh = vg_linear_alloc( lin_alloc, sizeof(bh_tree) );
- bh->node_count = 0;
- bh->system = system;
- bh->user = user;
- return bh;
- }
+ u32 alloc_count = VG_MAX( 1, item_count );
- u32 totsize = sizeof(bh_tree) + sizeof(bh_node)*(
item
_count*2-1);
+ u32 totsize = sizeof(bh_tree) + sizeof(bh_node)*(
alloc
_count*2-1);
bh_tree *bh = vg_linear_alloc( lin_alloc, vg_align8(totsize) );
bh->system = system;
bh->user = user;
bh_tree *bh = vg_linear_alloc( lin_alloc, vg_align8(totsize) );
bh->system = system;
bh->user = user;
@@
-167,12
+160,14
@@
VG_STATIC bh_tree *bh_create( void *lin_alloc, bh_system *system,
root->start = 0;
bh_update_bounds( bh, 0 );
root->start = 0;
bh_update_bounds( bh, 0 );
- bh_subdivide( bh, 0 );
+
+ if( item_count > 2 )
+ bh_subdivide( bh, 0 );
totsize = sizeof(bh_tree) + sizeof(bh_node) * bh->node_count;
bh = vg_linear_resize( lin_alloc, bh, totsize );
totsize = sizeof(bh_tree) + sizeof(bh_node) * bh->node_count;
bh = vg_linear_resize( lin_alloc, bh, totsize );
- vg_success( "BVH done, size: %u/%u\n", bh->node_count, (
item
_count*2-1) );
+ vg_success( "BVH done, size: %u/%u\n", bh->node_count, (
alloc
_count*2-1) );
return bh;
}
return bh;
}