Added Reverb preset extension

Sources/AudioKit/Nodes/Effects/Reverb.swift

@@ -58,3 +58,64 @@ public class Reverb: Node {
  }
 
 }
+
+public extension AVAudioUnitReverbPreset {
+ static var allCases: [AVAudioUnitReverbPreset] =
+ [.smallRoom, .mediumRoom,
+ .largeHall, .mediumHall, .largeHall,
+ .plate,
+ .mediumChamber, .largeChamber,
+ .cathedral,
+ .largeRoom2, .mediumHall2, .mediumHall3, .largeHall2]
+
+
+ var name: String {
+ switch self {
+
+ case .smallRoom:
+ return "Small Room"
+ case .mediumRoom:
+ return "Medium Room"
+ case .largeRoom:
+ return "Large Hall"
+ case .mediumHall:
+ return "Medium Hall"
+ case .largeHall:
+ return "Large Hall"
+ case .plate:
+ return "Plate"
+ case .mediumChamber:
+ return "Medium Chamber"
+ case .largeChamber:
+ return "Large Chamber"
+ case .cathedral:
+ return "Cathedral"
+ case .largeRoom2:
+ return "Large Room 2"
+ case .mediumHall2:
+ return "Medium Hall 2"
+ case .mediumHall3:
+ return "Medium Hall 3"
+ case .largeHall2:
+ return "Large Hall 2"
+ @unknown default:
+ return "Unknown "
+ }
+ }
+
+ static var defaultValue: AVAudioUnitReverbPreset {
+ return .smallRoom
+ }
+
+ var next: AVAudioUnitReverbPreset {
+ return AVAudioUnitReverbPreset(rawValue: (rawValue + 1) % AVAudioUnitReverbPreset.allCases.count) ?? AVAudioUnitReverbPreset.defaultValue
+ }
+
+ var previous: AVAudioUnitReverbPreset {
+ var newValue = rawValue - 1
+ while newValue < 0 {
+ newValue += AVAudioUnitReverbPreset.allCases.count
+ }
+ return AVAudioUnitReverbPreset(rawValue: rawValue - 1) ?? AVAudioUnitReverbPreset.defaultValue
+ }
+}