From b799a8c3a5c4df08dc633971fb1c933fe6f73255 Mon Sep 17 00:00:00 2001
From: Thomas Perl <thp@perli.net>
Date: Mon, 27 Jul 2009 17:48:11 +0200
Subject: [PATCH] change distance calculation

---
 tuioinput.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tuioinput.py b/tuioinput.py
index 33cf8bc..669e04f 100644
--- a/tuioinput.py
+++ b/tuioinput.py
@@ -33,7 +33,7 @@ CURSOR_ACTIVATE_DELAY = .01
 CURSOR_UPGRADE_DELAY = .5
 CURSOR_STOP_DELAY = .5
 
-CURSOR_NEIGHBOR_DISTANCE = .2
+CURSOR_NEIGHBOR_DISTANCE = .1
 
 try:
     import numptyphysics
@@ -91,7 +91,7 @@ class NumptyCursor(object):
         self.deactivate_at = time.time()+CURSOR_STOP_DELAY
 
     def is_near(self, x, y):
-        return ((x-self.x)**2 + (y-self.y)**2)**.5 < CURSOR_NEIGHBOR_DISTANCE
+        return ((x-self.x)**2 + (y-self.y)**2) < CURSOR_NEIGHBOR_DISTANCE**2
 
     def move(self, x, y):
         if self.activated and not self.deactivated:
-- 
2.11.4.GIT