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better low qual mode
[carveJwlIkooP6JGAAIwe30JlM.git]
/
bvh.h
diff --git
a/bvh.h
b/bvh.h
index 84f4c6b7d675c7b1cfdf9f914722b572424aa347..9e4528604d59c8cf205f20d3d172b671102085e1 100644
(file)
--- a/
bvh.h
+++ b/
bvh.h
@@
-32,6
+32,7
@@
struct bh_tree
bh_system *system;
void *user;
bh_system *system;
void *user;
+ u32 max_per_leaf;
struct bh_node
{
struct bh_node
{
@@
-77,6
+78,9
@@
VG_STATIC void bh_subdivide( bh_tree *bh, u32 inode )
{
bh_node *node = &bh->nodes[ inode ];
{
bh_node *node = &bh->nodes[ inode ];
+ if( node->count <= bh->max_per_leaf )
+ return;
+
v3f extent;
v3_sub( node->bbx[1], node->bbx[0], extent );
v3f extent;
v3_sub( node->bbx[1], node->bbx[0], extent );
@@
-135,8
+139,10
@@
VG_STATIC void bh_subdivide( bh_tree *bh, u32 inode )
}
VG_STATIC bh_tree *bh_create( void *lin_alloc, bh_system *system,
}
VG_STATIC bh_tree *bh_create( void *lin_alloc, bh_system *system,
- void *user, u32 item_count )
+ void *user, u32 item_count
, u32 max_per_leaf
)
{
{
+ assert( max_per_leaf > 0 );
+
if( item_count == 0 )
{
bh_tree *bh = vg_linear_alloc( lin_alloc, sizeof(bh_tree) );
if( item_count == 0 )
{
bh_tree *bh = vg_linear_alloc( lin_alloc, sizeof(bh_tree) );
@@
-150,6
+156,7
@@
VG_STATIC bh_tree *bh_create( void *lin_alloc, bh_system *system,
bh_tree *bh = vg_linear_alloc( lin_alloc, totsize );
bh->system = system;
bh->user = user;
bh_tree *bh = vg_linear_alloc( lin_alloc, totsize );
bh->system = system;
bh->user = user;
+ bh->max_per_leaf = max_per_leaf;
bh_node *root = &bh->nodes[0];
bh->node_count = 1;
bh_node *root = &bh->nodes[0];
bh->node_count = 1;