add distance vec in math

1 files changed, 3 insertions, 0 deletions

diff --git a/src/api/Math.py b/src/api/Math.py
index 41d67ae..a86b5b5 100644
--- a/src/api/Math.py
+++ b/src/api/Math.py
@@ -49,6 +49,9 @@ def degToRad(aAngle):
 def dist(ax1, ay1, ax2, ay2):

     return math.sqrt((ax2-ax1)**2 + (ay2-ay1)**2)

 

+def distVec(a, b):

+    return math.sqrt((a.x-b.x)**2 + (a.y-b.y)**2)

+

 # determine if a point is inside a given polygon or not

 # Polygon is a list of (x,y) pairs.

 # http://www.ariel.com.au/a/python-point-int-poly.html