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All the instruments have been linked with the detail view. UI improvements. Proper engine startup and close function. Keyboard support for drum pad added.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // | ||
| // Haptics+Extensions.swift | ||
| // Miano | ||
| // | ||
| // Created by Aayush Pokharel on 2023-05-30. | ||
| // | ||
|
|
||
| import SwiftUI | ||
|
|
||
| extension View { | ||
| func performHapticFeedback(_ feedback: NSHapticFeedbackManager.FeedbackPattern = .generic) { | ||
| NSHapticFeedbackManager.defaultPerformer.perform( | ||
| feedback, | ||
| performanceTime: .now | ||
| ) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| // | ||
| // DrumsConductor.swift | ||
| // Miano | ||
| // | ||
| // Created by Aayush Pokharel on 2023-05-30. | ||
| // | ||
|
|
||
| import AudioKit | ||
| import AudioKitEX | ||
| import AudioKitUI | ||
| import AVFoundation | ||
| import Combine | ||
| import SwiftUI | ||
|
|
||
| struct DrumSample { | ||
| var name: String | ||
| var fileName: String | ||
| var midiNote: Int | ||
| var audioFile: AVAudioFile? | ||
| var color: Color | ||
| var key: KeyEquivalent | ||
|
|
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| init(_ prettyName: String, file: String, note: Int, _ drumColor: Color = Color.red, keyboardKey: KeyEquivalent) { | ||
| name = prettyName | ||
| fileName = file | ||
| midiNote = note | ||
| color = drumColor | ||
| key = keyboardKey | ||
|
|
||
| guard let url = Bundle.main.resourceURL?.appendingPathComponent(file) else { return } | ||
|
|
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| do { | ||
| audioFile = try AVAudioFile(forReading: url) | ||
| } catch { | ||
| Log("Could not load: \(fileName)") | ||
| } | ||
| } | ||
| } | ||
|
|
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| class DrumsConductor: ObservableObject, HasAudioEngine { | ||
| // Mark Published so View updates label on changes | ||
| @Published private(set) var lastPlayed: String = "None" | ||
|
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| let engine = AudioEngine() | ||
|
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| let drumSamples: [DrumSample] = | ||
| [ | ||
| DrumSample( | ||
| "OPEN HI HAT", file: "open_hi_hat_A#1.wav", | ||
| note: 34, .pink, | ||
| keyboardKey: "t" | ||
| ), | ||
| DrumSample( | ||
| "HI TOM", file: "hi_tom_D2.wav", | ||
| note: 38, .orange, | ||
| keyboardKey: "y" | ||
| ), | ||
| DrumSample( | ||
| "MID TOM", file: "mid_tom_B1.wav", | ||
| note: 35, .orange, | ||
| keyboardKey: "u" | ||
| ), | ||
| DrumSample( | ||
| "LO TOM", file: "lo_tom_F1.wav", | ||
| note: 29, .orange, | ||
| keyboardKey: "i" | ||
| ), | ||
| DrumSample( | ||
| "HI HAT", file: "closed_hi_hat_F#1.wav", | ||
| note: 30, .pink, | ||
| keyboardKey: "g" | ||
| ), | ||
| DrumSample( | ||
| "CLAP", file: "clap_D#1.wav", | ||
| note: 27, .blue, | ||
| keyboardKey: "h" | ||
| ), | ||
| DrumSample( | ||
| "SNARE", file: "snare_D1.wav", | ||
| note: 26, .indigo, | ||
| keyboardKey: "j" | ||
| ), | ||
| DrumSample( | ||
| "KICK", file: "bass_drum_C1.wav", | ||
| note: 24, .mint, | ||
| keyboardKey: "k" | ||
| ), | ||
| ] | ||
|
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| let drums = AppleSampler() | ||
|
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| func playPad(padNumber: Int) { | ||
| drums.play(noteNumber: MIDINoteNumber(drumSamples[padNumber].midiNote)) | ||
| let fileName = drumSamples[padNumber].fileName | ||
| lastPlayed = fileName.components(separatedBy: "/").last! | ||
| } | ||
|
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| init() { | ||
| engine.output = drums | ||
| do { | ||
| let files = drumSamples.map { | ||
| $0.audioFile! | ||
| } | ||
| try drums.loadAudioFiles(files) | ||
|
|
||
| } catch { | ||
| Log("Files Didn't Load") | ||
| } | ||
| } | ||
|
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| // Refreshing the visualizer UI | ||
| @Published var running: Int = 0 | ||
|
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| func start() { | ||
| print("RUNNING INSTANCES \(running)") | ||
| running += 1 | ||
| try? engine.start() | ||
| } | ||
|
|
||
| func stop() { | ||
| running -= 1 | ||
| } | ||
| } |
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