From d64e33370981dc95e1fa0e370e077f4fec5db9b6 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Wed, 26 Apr 2023 15:43:12 +0200
Subject: Removing absolute function to calculate workload index.

---
 src/argaze/PupilAnalysis/WorkloadIndex.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/argaze/PupilAnalysis/WorkloadIndex.py b/src/argaze/PupilAnalysis/WorkloadIndex.py
index 6728595..dfb7005 100644
--- a/src/argaze/PupilAnalysis/WorkloadIndex.py
+++ b/src/argaze/PupilAnalysis/WorkloadIndex.py
@@ -44,7 +44,7 @@ class PupilDiameterAnalyzer(PupilFeatures.PupilDiameterAnalyzer):
 
                 workload_index = 0.
 
-            self.__variations_sum = abs(pupil_diameter.value - self.reference.value)
+            self.__variations_sum = pupil_diameter.value - self.reference.value
             self.__variations_number = 1
             self.__last_ts = ts
 
@@ -52,6 +52,6 @@ class PupilDiameterAnalyzer(PupilFeatures.PupilDiameterAnalyzer):
 
         else:
 
-            self.__variations_sum += abs(pupil_diameter.value - self.reference.value)
+            self.__variations_sum += pupil_diameter.value - self.reference.value
             self.__variations_number += 1
         
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