path: root/examples/demo.scm

#!/usr/bin/guile
!#

(define useful-links

  (list

    '((Starlet)     (https://github.com/taw10/starlet))

    '((Conjure)   (https://conjure.fun/))

    '((Video: Conversational Software Development by Oliver Caldwell)
      (https://www.youtube.com/watch?v=RU28xy9JXxs))

    '((Open Lighting Project)   (https://www.openlighting.org/))

    '((ChamSys MagicVis) (https://chamsyslighting.com/products/magicq))))


;; Very basic Conjure demo
(+ 1 1)
(define a 5)
(* a 3)
(reverse '(a b c d e f))


;; Basic setup
(use-modules
  (starlet fixture)
  (starlet state)
  (starlet scanout)
  (starlet playback)
  (starlet effects)
  (starlet colours)
  (starlet clock)
  (starlet fixture-library generic dimmer)
  (starlet fixture-library generic rgb)
  (starlet fixture-library robe mmxspot mode1)
  (starlet fixture-library robe mmxwashbeam mode1)
  (starlet midi-control base)
  (starlet midi-control button-utils)
  (starlet midi-control faders))


;; Start MIDI control
(start-midi-control "/dev/snd/midiC0D0"
            #:channel 14)


;; Fixtures are normal GOOPS objects, fixture types are GOOPS classes
(patch-fixture! red1 <generic-dimmer> 9)
(patch-fixture! red2 <generic-dimmer> 13)
(patch-fixture! red3 <generic-dimmer> 20)
(patch-fixture! red4 <generic-dimmer> 24)

(patch-fixture! led <generic-rgb> 1 #:universe 4)


;; Multiple fixtures can be defined at once
;; Example: Eight dimmers on channels 1-8 of universe 0
(patch-many! foh <generic-dimmer> (iota 8 1))


;; Define many more fixtures
(patch-fixture! ltruss1 <robe-mmxspot-mode1> 1 #:universe 1)
(patch-fixture! ltruss2 <robe-mmxspot-mode1> 39 #:universe 1)
(patch-fixture! ltruss3 <robe-mmxspot-mode1> 77 #:universe 1)
(patch-fixture! ltruss4 <robe-mmxspot-mode1> 115 #:universe 1)
(patch-fixture! ltruss5 <robe-mmxspot-mode1> 153 #:universe 1)
(patch-fixture! ltruss6 <robe-mmxspot-mode1> 191 #:universe 1)

(patch-fixture! rtruss1 <robe-mmxspot-mode1> 229 #:universe 1)
(patch-fixture! rtruss2 <robe-mmxspot-mode1> 267 #:universe 1)
(patch-fixture! rtruss3 <robe-mmxspot-mode1> 305 #:universe 1)
(patch-fixture! rtruss4 <robe-mmxspot-mode1> 343 #:universe 1)
(patch-fixture! rtruss5 <robe-mmxspot-mode1> 381 #:universe 1)
(patch-fixture! rtruss6 <robe-mmxspot-mode1> 419 #:universe 1)

(patch-fixture! floor1 <robe-mmxwashbeam-mode1> 100)
(patch-fixture! floor2 <robe-mmxwashbeam-mode1> 134)
(patch-fixture! floor3 <robe-mmxwashbeam-mode1> 168)
(patch-fixture! floor4 <robe-mmxwashbeam-mode1> 202)
(patch-fixture! floor5 <robe-mmxwashbeam-mode1> 236)
(patch-fixture! floor6 <robe-mmxwashbeam-mode1> 270)


;; Set a parameter
(at foh 'intensity 80)
(at floor4 'intensity 100)
(at floor4 'colour (make-colour-rgb 0 100 0))


;; If parameter is not specified, 'intensity' is understood
(at red1 100)


;; Functions can be assigned to parameters
(let ((clock (make-clock)))
  (at (list-ref foh 0)
      'intensity
      (lambda ()
        (* 50
           (+ 1 (sin (* 2 (elapsed-time clock))))))))


;; Effects library
(at floor2 'intensity (flash 1.3))
(at floor2 'colour (make-colour-cmy 0 0 100))
(at floor2 'pan 0)
(at floor2 'tilt (sinewave 0.5 100 170))


;; Clean up
(clear-state! programmer-state)


;; Fixtures can be grouped together
(define ltruss (list ltruss1
                     ltruss2
                     ltruss3
                     ltruss4
                     ltruss5
                     ltruss6))

(define rtruss (list rtruss1
                     rtruss2
                     rtruss3
                     rtruss4
                     rtruss5
                     rtruss6))

(define floor (list floor1
                    floor2
                    floor3
                    floor4
                    floor5
                    floor6))

(define red (list red1
                  red2
                  red3
                  red4))

(at red 100)
(at rtruss 100)
(at rtruss 'zoom 80)
(at rtruss 'colour (make-colour-cmy 0 100 0))
(at rtruss 'tilt 70)
(at rtruss 'pan 200)
(at rtruss 'prism #f)


;; Clean up again
(clear-state! programmer-state)


;; Control fixtures via MIDI surface
(sel ltruss6)
(at 100)        ;; Without fixture name 'at' applies to selected fixture(s)
(sel rtruss1)
(sel #f)
(sel ltruss5)
(at 'colour (make-colour-cmy 0 0 100))


;; Record a state to a variable, then clear up
(define my-state
  (state-source programmer-state))

(clear-state! programmer-state)


;; Recall a stored state
(apply-state my-state)

(clear-state! programmer-state)


;; Put a lighting state on a MIDI fader
(state-on-fader 19 my-state)

;; Create a cue list
(define my-cue-list
  (cue-list

    (cue 1
         (lighting-state
           (at ltruss1 (quote pan) 206)
           (at ltruss1 (quote tilt) 108.0)
           (at ltruss1 (quote zoom) 6300/127)
           (at ltruss1 (quote intensity) 109)
           (at ltruss1 (quote colour) (make-colour-cmy 0 600/127 3800/127))

           (at rtruss6 (quote pan) 334)
           (at rtruss6 (quote intensity) 133)
           (at rtruss6 (quote zoom) 4200/127)
           (at rtruss6 (quote tilt) 111)
           (at rtruss6 (quote colour) (make-colour-cmy 0 100/127 3100/127))

           (at red4 (quote intensity) 30)
           (at red3 (quote intensity) 30)
           (at red1 (quote intensity) 30)
           (at red2 (quote intensity) 30)

           (at led 'intensity 20)
           (at led 'colour (make-colour-cmy 50 21 0))))

    (cue 2
         (lighting-state
           (apply-state my-state))
         #:up-time 1
         #:down-time 1)

    (cue 2.5
         (lighting-state
           (apply-state my-state)
           (at ltruss6 'colour (make-colour-cmy 100 0 0))
           (at rtruss1 'colour (make-colour-cmy 0 40 0))

           (at led 'intensity 100)
           (at led 'colour (make-colour-cmy 50 100 0)))
         #:up-time 3
         #:down-time 3
         #:attr-time 2)

    (cue 3
         (lighting-state
           (at floor3 (quote pan) 299)
           (at floor3 (quote intensity) 156)
           (at floor3 (quote tilt) 48)
           (at floor4 'colour (make-colour-cmy 200/127 11500/127 100))
           (at floor3 'colour (make-colour-cmy 200/127 11500/127 100))
           (at floor4 (quote intensity) 127)
           (at floor4 (quote pan) 239)
           (at floor2 (quote intensity) -58)
           (at floor4 (quote tilt) 49)
           (at led 'colour (make-colour-rgb 0 50 80))
           (at led 'intensity 100))
         #:up-time 3
         #:down-time 3)))


(define pb
  (make-playback my-cue-list))

(cut-to-cue-number! pb 0)


;; Run cues
(go! pb)


;: Jump between cues
(cut-to-cue-number! pb 1)


;; Run cues out of order
(run-cue-number! pb 2)


;; Set up MIDI controller buttons to run cues
(make-go-button pb 12
                #:ready-note 20
                #:pause-note 16)
(make-stop-button pb 24
                  #:ready-note 24)
(make-back-button pb 28
                  #:ready-note 28)

;; A second set of go/stop buttons, because this works well on my controller
(make-go-button pb 15
                #:ready-note 23
                #:pause-note 19)
(make-stop-button pb 27
                  #:ready-note 27)
(make-back-button pb 31
                  #:ready-note 31)


;; Set up some buttons for quick access to fixtures
(select-on-button 32 ltruss
                  #:ready-note 68)
(select-on-button 33 rtruss
                  #:ready-note 69)
(select-on-button 34 foh
                  #:ready-note 70)
(select-on-button 35 floor
                  #:ready-note 71)


;; Red button de-selects everything
(select-on-button 26 #f
                  #:ready-note 26)