| 46 | } |
| 47 | |
| 48 | void createSimpleMIDISequence() |
| 49 | { |
| 50 | std::cout << "\n=== MIDI Sequence Creation Demo ===\n"; |
| 51 | |
| 52 | choc::midi::Sequence sequence; |
| 53 | |
| 54 | // Create a simple melody: C-D-E-F-G (major scale) |
| 55 | std::vector<uint8_t> notes = {60, 62, 64, 65, 67}; // C4, D4, E4, F4, G4 |
| 56 | double currentTime = 0.0; |
| 57 | |
| 58 | for (auto note : notes) |
| 59 | { |
| 60 | // Note on |
| 61 | choc::midi::LongMessage noteOn (0x90, note, 80); |
| 62 | sequence.events.push_back ({currentTime, noteOn}); |
| 63 | |
| 64 | // Note off after 0.5 seconds |
| 65 | choc::midi::LongMessage noteOff (0x80, note, 0); |
| 66 | sequence.events.push_back ({currentTime + 0.5, noteOff}); |
| 67 | |
| 68 | currentTime += 0.5; // Move to next half second |
| 69 | } |
| 70 | |
| 71 | std::cout << "Created sequence with " << sequence.events.size() << " events\n"; |
| 72 | |
| 73 | if (! sequence.events.empty()) |
| 74 | { |
| 75 | auto lastEvent = sequence.events.back(); |
| 76 | std::cout << "Duration: " << lastEvent.timeStamp << " seconds\n"; |
| 77 | } |
| 78 | |
| 79 | // Print all events |
| 80 | std::cout << "\nSequence events:\n"; |
| 81 | |
| 82 | for (const auto& event : sequence.events) |
| 83 | { |
| 84 | const auto& msg = event.message; |
| 85 | std::cout << "Time " << event.timeStamp << "s: " << msg.getDescription() << "\n"; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | void demonstrateMIDIFileIO() |
| 90 | { |