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-rw-r--r--opentrack/tracker.cpp1
1 files changed, 0 insertions, 1 deletions
diff --git a/opentrack/tracker.cpp b/opentrack/tracker.cpp
index 8e8b1e7f..344cfcbb 100644
--- a/opentrack/tracker.cpp
+++ b/opentrack/tracker.cpp
@@ -51,7 +51,6 @@ double Tracker::map(double pos, bool invertp, Mapping& axis)
// http://stackoverflow.com/a/18436193
static dmat<3, 1> rmat_to_euler(const dmat<3, 3>& R)
{
- static constexpr double pi = 3.141592653;
// don't use atan2 here, confuses quadrants. see issue #63 -sh
double pitch = atan( -R(0, 2) / sqrt(R(1,2)*R(1,2) + R(2,2)*R(2,2)) );
double roll = atan(R(1, 2) / R(2, 2));