Package-level declarations

ZTreeNode interface represents a node in a tree structure.

Finds all direct lights (directional, point, spot) in a ZObject tree starting at root, excluding ambient lights. Returns only enabled lights.

Finds every ZLight in a ZObject tree starting at root, in depth-first preorder (same order as treeTraverse).

Finds the first enabled ambient light in a ZObject tree starting at root.

Finds the first ZCamera in a given ZObject tree starting at root.

Finds the first ZLight in a given ZObject tree starting at root.

Finds the first ZModel in a given ZObject tree starting at root.

Finds a specific node in a tree on the given predicate.

Finds an object in a tree structure by its name.

Returns a list representation of the tree structure starting from the given node.

Traverses a tree structure starting from the given node and returns an iterator over the nodes.