fix(sound): filter sweep + edge-trigger gestures

sound_algo/data_only/concert_fx.scd

@@ -30,10 +30,22 @@ SynthDef(\cc_ev_swell, { |out=0, revOut, amp=0.3|
 s.sync;
 ~ccStutter = nil;
 ~ccMaster = (
-    filterTo: { |cut=20000, time=0.3| ~doFilter !? { |f| f.set(\cutoff, cut.clip(120, 20000)) } },
+    filterTo: { |cut=20000, time=0.3|
+        ~doFilter !? { |f|
+            var from = ~ccCutNow ? 20000;
+            var tgt = cut.clip(120, 20000);
+            var steps = (time * 30).max(1).round.asInteger;
+            ~ccCutRamp !? { |r| r.stop };
+            ~ccCutNow = tgt;
+            ~ccCutRamp = Routine({
+                steps.do { |i| f.set(\cutoff, from.blend(tgt, (i + 1) / steps)); (time / steps).wait };
+            }).play(AppClock);
+        };
+    },
     dip: { ~doFilter !? { |f|
+        ~ccCutRamp !? { |r| r.stop };
         f.set(\cutoff, 300);
-        AppClock.sched(0.18, { f.set(\cutoff, 20000); nil }); } },
+        AppClock.sched(0.18, { f.set(\cutoff, 20000); ~ccCutNow = 20000; nil }); } },
     stutterOn: { |dur=0.6|
         ~doMaster !? { |m|
             ~ccStutter ?? { ~ccStutter = Synth.before(m, \cc_master_stutter, [\out, 0, \mix, 0]) };

sound_algo/data_only/concert_gestures.scd

@@ -48,10 +48,10 @@ var meanY = { |a, b| (((a ? ())[\y] ? 0.5) + ((b ? ())[\y] ? 0.5)) * 0.5 };
     fire: { ~ccFire.(\swell) }));
 
 // --- harmony family ---
-~ccGestureAdd.((name:\stepR, family:\harmony, hold:0.5, cooldown:1.0,
+~ccGestureAdd.((name:\stepR, family:\harmony, edge: true, hold:0.5, cooldown:1.0,
     detect: { |pose, prev| (pose[\center][\cx] ? 0.5) > 0.70 },
     fire: { ~ccHarmony[\root] = (~ccHarmony[\root] + 2).clip(33, 57) }));
-~ccGestureAdd.((name:\stepL, family:\harmony, hold:0.5, cooldown:1.0,
+~ccGestureAdd.((name:\stepL, family:\harmony, edge: true, hold:0.5, cooldown:1.0,
     detect: { |pose, prev| (pose[\center][\cx] ? 0.5) < 0.30 },
     fire: { ~ccHarmony[\root] = (~ccHarmony[\root] - 2).clip(33, 57) }));
 ~ccGestureAdd.((name:\leanFwd, family:\harmony, hold:0.4, cooldown:1.0,
@@ -62,7 +62,7 @@ var meanY = { |a, b| (((a ? ())[\y] ? 0.5) + ((b ? ())[\y] ? 0.5)) * 0.5 };
     detect: { |pose, prev| var s=pose[\skel]; s.notNil and: {
         ((((s[\shL] ? ())[\y]?0.35)+((s[\shR] ? ())[\y]?0.35))*0.5) > (((((s[\hipL] ? ())[\y]?0.6)+((s[\hipR] ? ())[\y]?0.6))*0.5) - 0.20) } },
     fire: { ~ccHarmony[\pad] = \dark }));
-~ccGestureAdd.((name:\tilt, family:\harmony, hold:0.4, cooldown:1.2,
+~ccGestureAdd.((name:\tilt, family:\harmony, edge: true, hold:0.4, cooldown:1.2,
     detect: { |pose, prev| var s=pose[\skel]; s.notNil and: {
         var mid = ((((s[\shL] ? ())[\x]?0.4)+((s[\shR] ? ())[\x]?0.6))*0.5);
         (((s[\nose] ? ())[\x]?0.5) - mid).abs > 0.06 } },
@@ -71,7 +71,7 @@ var meanY = { |a, b| (((a ? ())[\y] ? 0.5) + ((b ? ())[\y] ? 0.5)) * 0.5 };
         ~ccHarmony[\scale] = keys.wrapAt(i + 1) }));
 
 // --- melody family ---
-~ccGestureAdd.((name:\armRaise, family:\melody, hold:0.4, cooldown:1.0,
+~ccGestureAdd.((name:\armRaise, family:\melody, edge: true, hold:0.4, cooldown:1.0,
     detect: { |pose, prev|
         var s=pose[\skel]; var w=~poseWrist.notNil.if({~poseWrist.values.detect({|v| v.notNil})});
         (s.notNil and: { w.notNil }) and: {

sound_algo/data_only/scene_concert.scd

@@ -52,8 +52,11 @@
         var on = g[\detect].(pose, prev) == true;
         if(on) {
             if(st[\holdT] <= 0) { st[\holdT] = now };
+            // edge gestures fire once on the false->true transition (re-arm
+            // only after the detect drops); held gestures re-fire per cooldown.
             if(((now - st[\holdT]) >= (g[\hold] ? 0))
-                and: { (now - st[\lastFire]) > (g[\cooldown] ? 0.5) }) {
+                and: { (now - st[\lastFire]) > (g[\cooldown] ? 0.5) }
+                and: { (g[\edge] != true) or: { st[\fired].not } }) {
                 st[\lastFire] = now; st[\holdT] = now; st[\fired] = true;
                 g[\fire].();
             };