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feat(sound): fx dramatic body gestures

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Register 5 body-gesture detectors (jump/stomp/squat/spin/tpose) in
sound_algo/data_only/concert_gestures.scd wired to ccFire/ccMaster FX
sinks. boot.scd loads the file after the morceaux block (step 6e).
This commit is contained in:
L'électron rare
2026-06-27 19:13:58 +02:00
parent 1660640d48
commit a9ce3d58f5
2 changed files with 53 additions and 0 deletions
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sound_algo/data_only/boot.scd
+3
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@@ -178,6 +178,9 @@ Routine({
].do { |f| (~base ++ f).load; 0.1.wait; };
s.sync;
// -- 6e. Dramatic body gestures -----
(~base ++ "concert_gestures.scd").load; s.sync;
// -- 7) Demarre la scene par defaut -----
if(~doScene.isNil) {
"[data-only/boot] ERREUR : ~doScene non defini".warn;
sound_algo/data_only/concert_gestures.scd
+50
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@@ -0,0 +1,50 @@
// Registered body gestures. FX/dramatic family here; harmony/melody appended in
// later tasks. Loaded after the morceaux (needs ~ccGestureAdd, ~ccFire, ~ccMaster).
(
var meanY = { |a, b| ((a[\y] ? 0.5) + (b[\y] ? 0.5)) * 0.5 };
// JUMP — body center rose fast then we fire (one-shot)
~ccGestureAdd.((name:\jump, family:\fx, hold:0, cooldown:0.7,
detect: { |pose, prev|
((pose[\center][\cy] ? 0.5) < ((prev[\center][\cy] ? 0.5) - 0.06)) },
fire: { ~ccFire.(\crash); ~ccMaster[\dip].() }));
// STOMP — an ankle dropped fast (planted)
~ccGestureAdd.((name:\stomp, family:\fx, hold:0, cooldown:0.35,
detect: { |pose, prev|
var s = pose[\skel]; var p = prev[\skel];
(s.notNil and: { p.notNil }) and: {
var dl = (s[\ankL][\y] ? 0.95) - (p[\ankL][\y] ? 0.95);
var dr = (s[\ankR][\y] ? 0.95) - (p[\ankR][\y] ? 0.95);
dl.max(dr) > 0.05 } },
fire: { ~ccFire.(\kick) }));
// SQUAT (held) — hips near knees -> breakdown sweep down; release sweeps back
~ccGestureAdd.((name:\squat, family:\fx, hold:0.6, cooldown:0.2,
detect: { |pose, prev|
var s = pose[\skel];
s.notNil and: { meanY.(s[\hipL], s[\hipR]) > (meanY.(s[\kneeL], s[\kneeR]) - 0.10) } },
fire: { ~ccMaster[\filterTo].(450, 1.0) },
release: { ~ccMaster[\filterTo].(20000, 1.5) }));
// SPIN — shoulders swapped x sign vs prev -> stutter
~ccGestureAdd.((name:\spin, family:\fx, hold:0, cooldown:1.2,
detect: { |pose, prev|
var s = pose[\skel]; var p = prev[\skel];
(s.notNil and: { p.notNil }) and: {
var now = (s[\shR][\x] ? 0.6) - (s[\shL][\x] ? 0.4);
var was = (p[\shR][\x] ? 0.6) - (p[\shL][\x] ? 0.4);
(now.sign != was.sign) and: { was.abs > 0.05 } } },
fire: { ~ccMaster[\stutterOn].(0.9) }));
// T-POSE (held) — wrists wide at shoulder height -> swell
~ccGestureAdd.((name:\tpose, family:\fx, hold:0.8, cooldown:2.0,
detect: { |pose, prev|
var s = pose[\skel]; var w = ~poseWrist.notNil.if({ ~poseWrist.values.detect({|v| v.notNil}) });
(s.notNil and: { w.notNil }) and: {
(((w[\rx] ? 0.5) - (w[\lx] ? 0.5)).abs > 0.4)
and: { ((w[\ry] ? 0.5) - (s[\shR][\y] ? 0.35)).abs < 0.14 } } },
fire: { ~ccFire.(\swell) }));
"[data-only/concert_gestures] fx gestures registered".postln;
)