From 6a127ea4979122caf48d5743ab3696e6dd59cc67 Mon Sep 17 00:00:00 2001
From: Thomas Kolb <thomas@tkolb.de>
Date: Sun, 29 Jul 2012 23:46:03 +0200
Subject: [PATCH] Center of pulsetunnel is now between 2 modules

The LED strip has an even number of modules, so this change makes the
animation completely symmetrical.
---
 pulsetunnel.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pulsetunnel.lua b/pulsetunnel.lua
index a8e1440..3f629e2 100644
--- a/pulsetunnel.lua
+++ b/pulsetunnel.lua
@@ -27,7 +27,7 @@ function periodic()
   local redEnergy = get_energy_in_band(0, 400);
   local greenEnergy = get_energy_in_band(400, 4000);
   local blueEnergy = get_energy_in_band(4000, 22000);
-  local centerIndex = 2 * center_module;
+  local centerIndex = 2 * center_module + 1;
 
   maxRedEnergy = maxRedEnergy * COOLDOWN_FACTOR
   if redEnergy > maxRedEnergy then