Fix rendering of gaze FoV (forgot a factor 2)
Fix rendering of gaze FoV (forgot a factor 2)

severin-lemaignan/freeplay-sandbox-qt,emmanuel-senft/freeplay-sandbox-qt,emmanuel-senft/freeplay-sandbox-qt,EmmanuelSenft/freeplay-sandbox-qt,severin-lemaignan/freeplay-sandbox-qt,EmmanuelSenft/freeplay-sandbox-qt