feat(playground): add Modular audio mode with shared mod pool
New "Modular" engine in a-immersive with three hot-swappable Faust
sub-engines (subtractive/additive/fm) sharing a common modulation pool:
16 ADSR slots + 32 LFO slots (single-knob sine->tri->square->saw
wavemorph) routed through a 48-source x 10-destination matrix per
engine. Per-connection scalar amounts in [-1, 1], summed at each
destination. Default MLP output count is 512 (32 mod-source params +
480 matrix cells); model reinits on sub-engine swap, count change, or
engine-param exposure toggle.
Faust layer:
- mod-pool.lib: shared ADSR/LFO/source-bus library
- gen-modular-dsp.py: byte-reproducible generator (source of truth)
- modular-subtractive: faithful Minimoog (3 osc, ladder filter, no envs)
- modular-additive: 64-partial, spectral shape + formants, no envs/LFOs
- modular-fm: 4-op matrix + self-feedback, no envs
- All three share d08=amp, d09=pan conventions
- MODULAR_DESTINATIONS.md: authoritative destination table
JS layer:
- ModularEngine: self-contained SynthEngine with getState/setState,
setSubEngine, setModSourceCount, setExposeEngineParam
- modular-ui: drawer with sub-engine toggle, ADSR/LFO count steppers,
per-slot enable switches, matrix grid editor (tap-cycle, long-press
precise, right-click menu, negative amounts), preset overlay
- modular-presets: 6 named presets (Slow pad, Plucky bass, Crystal,
DX bell, Morphing drone + default)
- a-app.js: Modular mode registered, paramMeta:change -> resizeMLP,
modular DSP state persisted under modularDspState, window.__nisps
debug hooks for programmatic control
Tests: tests/e2e/modular-mode.spec.js (11 Playwright tests, all passing
including DSP state survives reload, sub-engine swap keeps paramCount,
preset apply verification).
Also fixes a pre-existing build.sh bug where the -e flag caused faust
to overwrite .wasm outputs with expanded DSP source text, leaving
additive/fm-matrix/eoc-* committed as invalid WebAssembly. Rebuilt all
affected engines with the corrected script. Added an early-message
buffer to faust-worklet-processor.js so setParam calls arriving before
wasm instantiation are queued rather than dropped (needed when the user
configures modular state before clicking Start Audio).
2026-04-11 07:34:41 +02:00
|
|
|
{"name": "additive","filename": "additive.dsp","version": "2.79.3","compile_options": "-lang wasm -ct 1 -cn additive -es 1 -mcd 16 -mdd 1024 -mdy 33 -single -ftz 0","library_list": ["/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/stdfaust.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/envelopes.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/maths.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/platform.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/oscillators.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/basics.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/noises.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/filters.lib","/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust/signals.lib"],"include_pathnames": ["/nix/store/yjqpc2a6b2m08zwwrgsdlqsi40m5wnpp-faust-2.79.3/share/faust","/usr/local/share/faust","/usr/share/faust",".","/home/w1n5t0n/src/MEMLNaut-NISPS/playground/faust"],"size": 264068,"code": "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
|