From 1b93d166d6beeccffe3a3279a2b8ab93a2efc82a Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Fri, 25 Feb 2022 10:20:08 -0600
Subject: add geom.qt_node

---
 city/geometry.lua | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'city/geometry.lua')

diff --git a/city/geometry.lua b/city/geometry.lua
index 13088d1..78c2aa7 100644
--- a/city/geometry.lua
+++ b/city/geometry.lua
@@ -80,4 +80,25 @@ geom.square = class{
    end
 }
 
+
+-- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+--
+-- qt_node
+--
+-- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+geom.qt_node = class{
+   __call = function(this, center, span)
+      local node = {}
+      node.square = geom.square(center, span)
+      setmetatable(node, {__index=this})
+      return node
+   end,
+
+   is_leaf = function(self)
+      if self.children then return true end
+      return false
+   end,
+}
+
 return geom
-- 
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