instrument: spline EGs — hard points on the one shared spline, a drawn contour per envelope beside its staged state, payload v13

2026-07-31 21:33:59 -04:00
parent f115904e4f
commit e44bd42dd9
33 changed files with 1739 additions and 364 deletions
@@ -202,6 +202,12 @@ struct PlaySeconds {
    PitchEnvSeconds pitchEnv;                             // AHD pitch modulation, off by default
    VelocityCurve   pitchVelocityCurve = VelocityCurve::zero();  // velocity -> pitch, off by default
    FilterSeconds   filter;                               // per-voice filter, off by default
+    // The three drawn contours, in the same slots the engine bundle carries them (play_params.h
+    // owns why they sit beside the envelopes rather than inside them). Normalized over the
+    // sample's own length, so resolvePlay needs no rate for them.
+    SplineEnv       ampSpline;
+    SplineEnv       pitchSpline;
+    SplineEnv       filterSpline;
 };

 // Resolve a stored seconds bundle to the engine's frame-domain PlayParams against a live