Export get_node_active_selection_box

utility.lua

@@ -8,9 +8,11 @@ local rotate_box_by_facedir = nc_extended_rotating.rotate.rotate_box_by_facedir
 local DEFAULT_SELECTION_BOX = { min = vector.new(-0.5, -0.5, -0.5),
                                 max = vector.new( 0.5,  0.5,  0.5) }
 
+local utility = {}
+
 -- Gets the active `selection_box` for the specified `node` which
 -- has a `paramtype2` of `facedir`, based on its `param2` value.
-local function get_node_active_selection_box(node)
+function utility.get_node_active_selection_box(node)
     local def = minetest.registered_nodes[node.name]
     local box = def.selection_box and def.selection_box.fixed
     -- No need to rotate the default selection box.
@@ -25,15 +27,12 @@ local function get_node_active_selection_box(node)
     return box
 end
 
-
-local utility = {}
-
 -- Calculates the rotation vector from where a player is looking at on this node.
 -- * If looking near an edge, the vector points in the direction of that edge.
 -- * If looking near a corner, the vector similarly points in that direction.
 -- * Otherwise, vector simply points away from the face.
 function utility.rotation_vector_from_lookat(node, pointed_thing, edge_distance)
-    local box    = get_node_active_selection_box(node)
+    local box    = utility.get_node_active_selection_box(node)
     local center = (box.min + box.max) / 2
 
     -- Calculate bounds, single vector describing the size of the selection box.