small refactor of old notes and more arpeggios

dirty-journal/2022-09-03-small-time-more-synthdefs.lisp

@@ -0,0 +1,56 @@
+(in-package #:cl-collider)
+;; https://github.com/SCLOrkHub/SCLOrkSynths
+;; https://github.com/SCLOrkHub/SCLOrkSynths/blob/master/SynthDefs/strings/violin.scd
+
+(defsynth violin ((freq 440) (gate 1) (amp 1) (pan 0) (out 0) (att 0.1) (dec 0.1) (sus 0.5) (rel 0.1)
+                  (vRate 4.6) (vDepth 0.02) (vAtt 0.15) (vRateVar 0.25) (vDepthVar 0.05)
+                  (pwmVarRate 2) (pwmMin 0.7) (pwmMax 0.8) (pwmRate 5)
+                  (bridgeFreq 2500) (scratchDepth 0.15))
+          (let* ((scratch (+ 1.025 (env-gen.kr (perc att (* 1.25 dec) scratchDepth))))
+                 (envelope (env-gen.kr (adsr att dec sus rel) :gate gate :act :free))
+                 (freq (vibrato.kr freq vRate vDepth (+ att dec) vAtt vRateVar vDepthVar))
+                 (pwm-step-1 (range (sin-osc.kr pwmRate (rand.ir 0.0 1.0)) pwmMin pwmMax))
+                 (pwm-step-2 (* pwm-step-1 (range (lf-noise2.kr pwmVarRate) 0.2 0.8)))
+                 (snd-step-1 (var-saw.ar (*
+                                          (lag.kr freq)
+                                          (range (lf-pulse.ar (* freq 1.5)) (/ 1 scratch) scratch))))
+                 (snd-step-2 (+ (* snd-step-1 0.7)
+                                (bpf.ar snd-step-1 bridgeFreq 2 2)))
+                 (snd-step-3 (* snd-step-2 amp envelope)))
+            (out.ar out (pan2.ar snd-step-3 pan))))
+;; (synth :violin :freq 400)
+;; (stop)
+(in-package #:cl-patterns)
+(pb :foo-with-pluck-synth
+:instrument :violin
+:play-quant 4
+:decay 2
+:att 0.07
+:sus 0.8
+  :amp 0.1
+:legato 1
+:degree (pseq (list 0 1 2 3 4 5 6 7) 1)
+:dur 1)
+;; (play :foo-with-pluck-synth)
+;; (end :foo-with-pluck-synth)
+;; (stop :foo-with-pluck-synth)
+;;
+;; let's make it a simple gamma?
+;; cool, and easy with the :degree (from pitch model http://doc.sccode.org/Tutorials/Streams-Patterns-Events5.html )
+
+(pb :mary-had-a-little-lamb
+:instrument :violin
+:play-quant 16
+:legato 1
+:degree (pseq (list 6 5 4 5  6 6 6  5 5 5  6 6 6  6 5 4 5  6 6 6 6  5 5 6 5  4) 1)
+:dur (pseq    (list 1 1 1 1  1 1 2  1 1 2  1 1 2  1 1 1 1  1 1 1 1  1 1 1 1  4))
+:scratchdepth (pseq    (list 0.1 0 0 0))
+:vdepth (pseq (list 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.06))
+)
+
+;; (play :mary-had-a-little-lamb)
+;; (end :mary-had-a-little-lamb)
+;; (stop :mary-had-a-little-lamb)
+
+;; there has to be a better way to split the tacts
+;; (render (pdef :mary-had-a-little-lamb) "/tmp/mary.wav" :dur 32)