To use Blackthorne joystick patch:

Copy BT.EXE to your Blackthorne game directory
Start Blackthorne game using the BT command (instead of Bthorne)

GRAVIS GAMEPAD CONTROLS:

Arrow keys same as keyboard option

Red button (#1)		Fire (weapon unsheathed)
					Jump (weapon sheathed)

Blue button (#2)	Shoots behind (weapon unsheathed)
					Run (weapon sheathed)

Yellow button (#3)	Use inventory items (items selected using PgUp/PgDn keys on keyboard)

Green button (#4)	Sheathe/unsheathe weapon