Rebol/Ultraleap

Ultraleap (hand tracking) extension for Rebol3 (version 3.19.1 and higher)

Usage

;; Import the extension
leap: import ultraleap

;; Connect the device
conn: leap/connect

;; The LEAP_DATA! struct is updated automatically by the connection
;; see: https://github.com/Oldes/Rebol-UltraLeap/blob/main/src/ultraleap.reb
data: leap/LEAP_DATA!

;; Shortcuts to left and right hand
L: data/left
R: data/right
;; Access this data as needed
loop 10 [
    wait 0.1 ;; small delay to let data update
    print ["hands:" data/hands "framerate:" data/framerate "policy:" data/policy]
    print ["L:" L/id "pinch:" L/pinch_strength "grab:" L/grab_strength "pos:" mold/flat L/palm/position] LF
    print ["R:" R/id "pinch:" R/pinch_strength "grab:" R/grab_strength "pos:" mold/flat R/palm/position] LF
]

Extension commands:

connect

Open connection

policy :set :clear

Set or clear policy flags

• set [integer!]
• clear [integer!]

tracking :mode

Set TrackingMode

• mode [integer!]

pause

Pause the service

resume

Unpause the service