Refactored the depth function plugin to use prototype. Fixed bug that prevented the ALWAYS setting from working correctly.
Refactored the depth function plugin to use prototype. Fixed bug that
prevented the ALWAYS setting from working correctly.

beni55/engi,vizorvr/patches,vizorvr/vizor-create,vizorvr/vizor-create,vizorvr/vizor,vizorvr/patches,engijs/engi,vizorvr/vizor,engijs/engi,engijs/engi,beni55/engi,vizorvr/patches,vizorvr/vizor-create,vizorvr/patches,vizorvr/patches,beni55/engi,vizorvr/vizor