Method: WindingPolygon::AVLNode#difference

Defined in:
lib/winding-polygon/avltree.rb

#difference ⇒ Object 



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# File 'lib/winding-polygon/avltree.rb', line 235

def difference
  r_height = @right.nil? ? 0 : @right.height
  l_height = @left.nil? ? 0 : @left.height
  r_height - l_height
end