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Phase 7: Add MIDI clips, instrument and piano roll

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Johannes Findeisen 2026-10-27 00:53:41 +01:00
commit cacc086805
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docs/GUI.md
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@ -124,7 +124,7 @@ A ruler click seeks while stopped (or positions the cursor when disconnected).
The 100 ms GUI refresh converts the backend's actual sample counter to ticks;
it never integrates wall-clock time. Play resumes and Stop pauses. Reconnect,
New and Open reset position. Add region creates silent metadata; imported WAV clips play through the
audio source node (Phase 6 below). MIDI content is not implemented. The C model
audio source node (Phase 6 below). MIDI clips and notes are described below. The C model
supports a constant tempo; a tempo map and scheduler are future work.
Tests cover C-model/persistence boundaries, GUI move/trim gestures and zoom,
@ -155,3 +155,14 @@ See AUDIO_FILES.md for supported WAV formats, memory limits, musical placement,
recording overflow/partial-take recovery, external asset portability and the
software-only acceptance tests. Waveform drawing, input monitoring, recording
latency compensation and per-track mixing are not implemented.
## Phase 7 piano roll
Add MIDI clip creates a one-bar clip on the selected/first existing track at the
cursor. Select it and choose Piano roll (View/Piano roll, Ctrl+4). Click to draw,
drag a body to move pitch/time, drag its right edge to resize, and right-click
or Delete to remove. Notes use source ticks with 1/16 snapping; trimmed source
content is retained. Edits stop transport and are blocked during audio recording.
Panic/F9 silences held notes; Record continues to mean WAV audio capture.
Modular Graph offers Add instrument for explicit routing. Status includes MIDI
drops. See MIDI.md for voice limits, unsupported messages and live input routing.