X-Git-Url: http://git.tomasm.cz/imago.git/blobdiff_plain/ecc0929cb0e011db2825e79d7495d7ef7b113e1e..2e09f5b5e012d70ed2d4341d40fe3a01bda68165:/imago_pack/geometry.py?ds=sidebyside

diff --git a/imago_pack/geometry.py b/imago_pack/geometry.py
index 23f4095..f324692 100644
--- a/imago_pack/geometry.py
+++ b/imago_pack/geometry.py
@@ -1,8 +1,10 @@
-"""Imago geometry module"""
+"""Imago geometry module."""
 
 from math import sin, cos, atan, pi
 
 class V(object):
+    """Class for vector manipulation."""
+
     def __init__(self, x, y):
         self.x = x
         self.y = y
@@ -38,6 +40,7 @@ class V(object):
         return V(-self.y, self.x)
 
 def projection(p, l, v):
+    #TODO what is this?
     return V(*intersection(line(p, p + v.normal), line(*l)))
 
 def l2ad((a, b), size):