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authorStanislaw Halik <sthalik@misaki.pl>2016-09-16 16:26:46 +0200
committerStanislaw Halik <sthalik@misaki.pl>2016-09-16 18:04:37 +0200
commitb0fddf1ea60fb3c2c8e2cd3d061e0a0ec5c54f93 (patch)
tree94032c89b7e84e43bceb49bbc605f3ed803bd8d9 /tracker-pt
parentb3476cc5f25c6039ebec6174c9e719f0ca37d24f (diff)
tracker/pt: use trig overloads
Diffstat (limited to 'tracker-pt')
-rw-r--r--tracker-pt/ftnoir_tracker_pt.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/tracker-pt/ftnoir_tracker_pt.cpp b/tracker-pt/ftnoir_tracker_pt.cpp
index fa3fbb46..ded61e5e 100644
--- a/tracker-pt/ftnoir_tracker_pt.cpp
+++ b/tracker-pt/ftnoir_tracker_pt.cpp
@@ -66,6 +66,10 @@ bool Tracker_PT::get_focal_length(f& ret)
const bool res = camera.get_info(info);
if (res)
{
+ using std::tan;
+ using std::atan;
+ using std::sqrt;
+
const int w = info.res_x, h = info.res_y;
const double diag = sqrt(1. + h/(double)w * h/(double)w);
const double diag_fov = static_cast<int>(s.fov) * pi / 180.;