Christopher Bruns

- In general, changes in real world hmd location should be immediately reflected in in-game viewpoint location. - Teleport threshold: But if the in-game viewpoint gets sufficiently far from in-game...

Try using a rotation matrix computed directly from the Pose.

Interpupillary offset has no gameplay effect. Other position changes should be reflected directly in the game.

...not just a rectangle around the menu. http://zdoom.org/wiki/CVARs:Configuration#dimcolor

Might want to cherry pick these changes: https://github.com/rheit/zdoom/commit/8d501fdb9f1003ba839f697ec4c27dc9d5dc8f4c