void BinaryTreeVisibleNodeCounter::GetVisibleNodes(Node *tree, Node *parent)
{
if (tree != nullptr)
{
if (IsVisible(tree, parent))
{
visibleNodes_.insert(tree);
}
GetVisibleNodes(tree->Left, tree);
GetVisibleNodes(tree->Right, tree);
}
}
std::unordered_set<Node *> BinaryTreeVisibleNodeCounter::GetVisibleNodes(Node *tree)
{
maxAncesterValue_.clear();
visibleNodes_.clear();
if (tree != nullptr)
{
if (IsVisible(tree, nullptr))
{
visibleNodes_.insert(tree);
}
GetVisibleNodes(tree->Left, tree);
GetVisibleNodes(tree->Right, tree);
}
return visibleNodes_;
}
void QTPFSPathDrawer::GetVisibleNodes(const QTPFS::QTNode* nt, std::list<const QTPFS::QTNode*>& nodes) const {
if (nt->IsLeaf()) {
nodes.push_back(nt);
} else {
for (unsigned int i = 0; i < nt->children.size(); i++) {
const QTPFS::QTNode* n = nt->children[i];
const float3 mins = float3(n->xmin() * SQUARE_SIZE, 0.0f, n->zmin() * SQUARE_SIZE);
const float3 maxs = float3(n->xmax() * SQUARE_SIZE, 0.0f, n->zmax() * SQUARE_SIZE);
if (!camera->InView(mins, maxs))
continue;
GetVisibleNodes(nt->children[i], nodes);
}
}
}
void QTPFSPathDrawer::DrawNodeTree(const MoveDef* md) const {
QTPFS::QTNode* nt = pm->nodeTrees[md->pathType];
CVertexArray* va = GetVertexArray();
std::list<const QTPFS::QTNode*> nodes;
std::list<const QTPFS::QTNode*>::const_iterator nodesIt;
GetVisibleNodes(nt, nodes);
va->Initialize();
va->EnlargeArrays(nodes.size() * 4, 0, VA_SIZE_C);
for (nodesIt = nodes.begin(); nodesIt != nodes.end(); ++nodesIt) {
DrawNode(*nodesIt, md, va, false, true, true);
}
glLineWidth(2);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
va->DrawArrayC(GL_QUADS);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glLineWidth(1);
}
