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-rw-r--r--tracker-tobii-eyex/head-tracking.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/tracker-tobii-eyex/head-tracking.cpp b/tracker-tobii-eyex/head-tracking.cpp
index 8973293d..77394f11 100644
--- a/tracker-tobii-eyex/head-tracking.cpp
+++ b/tracker-tobii-eyex/head-tracking.cpp
@@ -5,7 +5,7 @@
real tobii_eyex_tracker::gain(real x)
{
// simple sigmoid
- x = clamp(x * 12 - 6, -6, 6);
+ x = clamp(x * 6, -6, 6);
x = 1 / (1 + exp(-x));
x = x * 2 - 1;
return clamp(x, -1, 1);