How to Pivot camera about selected face

[Ulazygit]

In blender, you select a face, then press . and all viewport movements are fixed to this face. How to do this in armor?

[AlexKiryanov]

Good day! Not how. You can't choose a polygon here. And all the manipulations with the camera in the picture.

[luboslenco]

Will make it happen eventually, linking with #251.