1 | |
---|---|
2 | int _handle_get_tree_id(BVHHandle p_handle) const { |
3 | if (USE_PAIRS) { |
4 | return _extra[p_handle.id()].tree_id; |
5 | } |
6 | return 0; |
7 | } |
8 | |
9 | public: |
10 | void _handle_sort(BVHHandle &p_ha, BVHHandle &p_hb) const { |
11 | if (p_ha.id() > p_hb.id()) { |
12 | BVHHandle temp = p_hb; |
13 | p_hb = p_ha; |
14 | p_ha = temp; |
15 | } |
16 | } |
17 | |
18 | private: |
19 | void create_root_node(int p_tree) { |
20 | // if there is no root node, create one |
21 | if (_root_node_id[p_tree] == BVHCommon::INVALID) { |
22 | uint32_t root_node_id; |
23 | TNode *node = _nodes.request(root_node_id); |
24 | node->clear(); |
25 | _root_node_id[p_tree] = root_node_id; |
26 | |
27 | // make the root node a leaf |
28 | uint32_t leaf_id; |
29 | TLeaf *leaf = _leaves.request(leaf_id); |
30 | leaf->clear(); |
31 | node->neg_leaf_id = -(int)leaf_id; |
32 | } |
33 | } |
34 | |
35 | bool node_is_leaf_full(TNode &tnode) const { |
36 | const TLeaf &leaf = _node_get_leaf(tnode); |
37 | return leaf.is_full(); |
38 | } |
39 | |
40 | public: |
41 | TLeaf &_node_get_leaf(TNode &tnode) { |
42 | BVH_ASSERT(tnode.is_leaf()); |
43 | return _leaves[tnode.get_leaf_id()]; |
44 | } |
45 | |
46 | const TLeaf &_node_get_leaf(const TNode &tnode) const { |
47 | BVH_ASSERT(tnode.is_leaf()); |
48 | return _leaves[tnode.get_leaf_id()]; |
49 | } |
50 | |
51 | private: |
52 |