From 368384481ca039b61e3ae2150a154edb465bf9d7 Mon Sep 17 00:00:00 2001
From: klonfish <klonfish@localhost.localdomain>
Date: Wed, 27 Dec 2017 14:36:25 +0100
Subject: [PATCH] Added grace period to player detection to allow for
 accidential stepping off a board

---
 wii-pair/daemon.py | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/wii-pair/daemon.py b/wii-pair/daemon.py
index 763c8fb..b47f20a 100755
--- a/wii-pair/daemon.py
+++ b/wii-pair/daemon.py
@@ -16,6 +16,7 @@ known_boards = {'niklas': '00:26:59:34:C8:69',
 }
 
 MIN_WEIGHT = 10
+PLAYER_TIMEOUT = 3
 
 class StatusThread(Thread):
     def __init__(self, t1, t2):
@@ -90,6 +91,7 @@ class WiiThread(Thread):
         self.pos_x = None
         self.pos_y = None
         self.weight = 0
+        self.timeout = None
 
     def run(self):
         if self.addr != 'dummy':
@@ -111,6 +113,7 @@ class WiiThread(Thread):
                 while not self.stop and self.board.status == 'Connected':
                     self.weight = self.board.mass.totalWeight
                     if self.board.mass.totalWeight >= MIN_WEIGHT:
+                        self.timeout = None
                         m = self.board.mass
                         x_balance = -(m.topLeft+m.bottomLeft) + (m.topRight+m.bottomRight)
                         x_balance = x_balance/float(m.totalWeight)
@@ -119,8 +122,12 @@ class WiiThread(Thread):
                         self.pos_x = x_balance
                         self.pos_y = y_balance
                     else:
-                        self.pos_x = None
-                        self.pos_y = None
+                        if self.timeout is None:
+                            self.timeout = time.time()+PLAYER_TIMEOUT
+                        else:
+                            if time.time() >= self.timeout:
+                                self.pos_x = None
+                                self.pos_y = None
 
                     time.sleep(0.1)