Merge branch 'master' of https://github.com/ju1ce/April-Tag-VR-FullBody-Tracker

Author: ju1ce

README.md

@@ -15,6 +15,9 @@ The program can be downloaded from the releases tab.
 
 Beatsaber demo: https://youtu.be/Akps-dH0EeA
 
+## We now have a discord server!
+https://discord.gg/g2ctkXB4bb
+
 ## Connecting a camera
 
 The first step is connecting a camera feed to you computer. This step is probably the most complex, since you will have to find out what works best for you.
@@ -177,6 +180,8 @@ Capture the trackers with the camera. To add a marker to the tracker, film it wh
 
 If some of the markers only have a thin blue outline, it means the markers are detected, but do not belong to any of the used trackers. You have probably set a too low number of trackers in the parameters.
 
+If markers are not detected at all, make sure your camera is not mirrored.
+
 ![tracker_calibration](images/tracker_calib.gif)
 
 Example of tracker calibration. Rotate the trackers around a bit. The axis should follow nicely no matter the number of markers that are detected for the tracker.