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test-jack-midi.lisp
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;;;
;;; various tests and checks, mostly related to the midipart of Jack
;;;
(setf midiports (jack-get-ports *CLJackClient* "" "midi" 0))
(loop for i from 0
and port = (mem-aref midiports :string i)
while port
collect port)
("CLJack:midiout" "CLJack:midiout" "fluidsynth:midi")
(defcfun "jack_connect" :int
(client :pointer)
(source-port :string)
(destination-port :string))
(defcfun "jack_port_name" :string
(port (:pointer jack_port_t)))
(jack-connect *CLJackClient*
(jack-port-name *jack-midi-output-port*)
"fluidsynth:midi")
(jack-disconnect *CLJackClient*
(jack-port-name *jack-midi-output-port*)
"fluidsynth:midi")
(defcfun "jack_port_by_name" :pointer
(client :pointer)
(port-name :string))
(jack-client-close *CLJackClient*)
(jack-frame-now)
(clrhash *jack-seq*)
(defun play-some-notes (&optional (tempo 0.4) (dur 2))
;;(clrhash *jack-seq*)
(loop with offset = 0
for sek from 0 below dur by tempo
do
(let* ((start sek)
(dur tempo))
(jack-play-note *jack-seq* start dur 60 80 0))))
(setf *spiller* nil)
(setf bend 0)
(seqhash-midi-pitch-wheel-msg *jack-seq* (jack-frame-now) (incf bend 200) 0)
(progn
(setf *spiller* t)
(setf rytme 0.12)
(setf bend 0)
(loop
(if (not (and *spiller* (< bend 16384)))
(return nil)
(progn (jack-play-note *jack-seq* 0 rytme 60 80 0)
(sleep rytme)))))
(seqhash-midi-pitch-wheel-msg *jack-seq* (jack-frame-now) 8192 0)
(loop for bend from 0 to 16000 by 100
do
(seqhash-midi-pitch-wheel-msg *jack-seq* (jack-frame-now) bend 0)
(sleep 0.2))
(play-some-notes 0.4 2.0)
(progn
(seqhash-midi-note-on *jack-seq* (jack-frame-now) (setf *thisnote* 60) 127 1)
(seqhash-midi-note-off *jack-seq* (jack-frame-now 0.4) *thisnote* 127 1))
(seqhash-midi-program-change *jack-seq* (jack-frame-now) (random 127) 3)
(seqhash-midi-note-on *jack-seq* (jack-frame-now) (setf *thisnote* 60) 127)
(seqhash-midi-note-off *jack-seq* (jack-frame-now 0.3) *thisnote* 0)
(progn
(seqhash-midi-program-change *jack-seq* (jack-frame-now) (random 127) 1)
(seqhash-midi-note-on *jack-seq* (jack-frame-now) (setf *thisnote* 60) 127)
(seqhash-midi-note-off *jack-seq* (jack-frame-now 0.3) *thisnote* 0))
(with-hash-table-iterator (get-note *jack-seq*)
(loop (multiple-value-bind (more? time notes) (get-note)
(unless more? (return nil))
(if (> time 10000)
(return nil)
(if (zerop (mod time 2))
(remhash time *jack-seq*))))))
(defun play-some-notes (&optional (tempo 0.1) (dur 8))
;;(clrhash *jack-seq*)
(loop with offset = 0
for sek from 0 below dur by tempo
do
(let* ((start (jack-frame-now sek))
(end (+ start 10000))
(channel (random 16)))
(progn
(seqhash-midi-note-on *jack-seq* start (setf *thisnote* (+ 20 (random 100))) 80 channel)
(seqhash-midi-note-off *jack-seq* end *thisnote* 0 channel)))))
(defun play-some-notes (&optional (tempo 0.1) (dur 8))
;;(clrhash *jack-seq*)
(loop with offset = 0
for sek from 0 below dur by tempo
do
(let* ((start sek)
(dur (+ 0.01 (expt (random 1.0) 2)))
(channel (random 16)))
(jack-play-note *jack-seq* start dur (+ 20 (random 100)) 80 channel))))
(defun play-some-notes (&optional (tempo 0.1) (dur 8))
(loop with note = 60
for sek from 0 by tempo
do
(let* ((start (jack-frame-now sek))
(end (jack-frame-now (+ sek tempo))))
(when (>= sek dur)
(loop-finish)
(seqhash-midi-note-off *jack-seq* end note 50 0))
(progn
(seqhash-midi-note-on *jack-seq* start note 80 0)
(seqhash-midi-note-off *jack-seq* end note 50 0)
))))
(let ((rytme 0.01))
(play-some-notes rytme (+ 10 rytme)))
(loop repeat 30
do
(jack-play-note *jack-seq* 0 1/200 60 100)
(sleep 1/40))
(jack-all-notes-off *jack-seq*)
(jack-midi-stop-all)
(seqhash-midi-note-on *jack-seq* (jack-frame-now) 60 127 0)
(seqhash-midi-note-off *jack-seq* (jack-frame-now) 60 127 0)
(dotimes (i 80)
(let* ((note (mod (+ 40 i (random 80)) 120))
(rytme (/ i 21))
(dur (* rytme 1)))
(seqhash-midi-note-on *jack-seq* (jack-frame-now rytme) note 100 0)
(seqhash-midi-note-off *jack-seq* (jack-frame-now (+ rytme dur)) note 0 0)
))
(loop repeat 3 do (play-some-notes (+ 1/30 (random 0.1)) 12))
(hash-table-count *jack-seq*)
(hash-table-size *jack-seq*)
(clrhash *jack-seq*)
;; example of (non-callback-based) rt-scheduling
(setf *jack-midi-playing* nil)
(setf *jack-midi-playing* t)
(setf *play-queue* t)
(setf *play-queue* nil)
(let ((note 40))
(loop
(when (not *jack-midi-playing*)
(return))
(let ((rytme (/ 1 64)))
(when *play-queue*
(let ((note (+ 40 (mod (+ (incf note) (* 12 (random 3))) 60)))
(rytme (/ 1 64))
(dur (* rytme 8)))
(seqhash-midi-note-on *jack-seq* (jack-frame-now rytme) note 90 0)
(seqhash-midi-note-off *jack-seq* (jack-frame-now (+ rytme dur)) note 0 0)))
(sleep rytme))
))
(cl-user::set-up-profiler :packages '(cl-jack))
(cl-user::profile (loop repeat 300 do (play-some-notes (+ 1/30 (random 0.1)) 12)))
(env:start-environment)