Be a Marker for Camera Tracking

[CRI]

Do not know whether the camera can do a track Marker

When I move the Marker, Camera can determine the distance I move Marker

Thank you

[Darkmax]

you can get the position of the marker with marker.getPosition(), is like VR applications

[CRI]

I can get the location of the Marker
if I can do Define a function
When I move the Marker will move along a line appears

Thank you