ash
748d2ef99f
- Detect 0xF8 in midi_transport.cpp (runs on Core 0) - Every 24th tick = beat, flash pixel 6 white - Instant-on, quadratic fade over 80ms, restore to dim - All FastLED calls stay on Core 0, no cross-core conflict
48 lines
1.0 KiB
C++
48 lines
1.0 KiB
C++
#pragma once
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#include <cstdint>
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#include <functional>
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extern volatile uint32_t midi_tick_count;
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struct MidiEvent {
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enum Type {
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NOTE_ON,
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NOTE_OFF,
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CONTROL_CHANGE,
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PROGRAM_CHANGE,
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PITCH_BEND,
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AFTERTOUCH_POLY,
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AFTERTOUCH_CHAN,
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SYSEX
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} type;
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uint8_t channel;
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uint8_t data1;
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uint8_t data2;
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uint32_t timestamp;
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};
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class UsbMidiTransport {
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public:
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UsbMidiTransport();
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~UsbMidiTransport();
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bool begin();
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void update();
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void on_midi_receive(std::function<void(const MidiEvent&)> callback);
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void send_note_on(uint8_t channel, uint8_t note, uint8_t velocity);
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void send_note_off(uint8_t channel, uint8_t note, uint8_t velocity);
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void send_cc(uint8_t channel, uint8_t cc, uint8_t value);
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bool is_connected();
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private:
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std::function<void(const MidiEvent&)> receive_callback;
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bool initialized;
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void parse_midi_packet(const uint8_t* buffer, uint32_t size, MidiEvent& event);
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};
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