36 lines
1.3 KiB
Swift
36 lines
1.3 KiB
Swift
internal import CPlaydate
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extension Sound {
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/// A ring modulator effect. Wraps `RingModulator`.
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public final class RingModulator: Effect {
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private static var api: UnsafePointer<playdate_sound_effect_ringmodulator> { Playdate.ringModulatorAPI.unsafelyUnwrapped }
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private var retainedFrequencyModulator: SignalValue?
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public init() {
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super.init(pointer: RingModulator.api.pointee.newRingmod.unsafelyUnwrapped().unsafelyUnwrapped,
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isOwned: true)
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}
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deinit {
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if isOwned {
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RingModulator.api.pointee.freeRingmod.unsafelyUnwrapped(pointer)
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}
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}
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/// The modulation frequency, in Hz.
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public func setFrequency(_ frequency: Float) {
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RingModulator.api.pointee.setFrequency.unsafelyUnwrapped(pointer, frequency)
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}
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/// Modulates the modulation frequency.
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public var frequencyModulator: SignalValue? {
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get { SignalValue.wrap(RingModulator.api.pointee.getFrequencyModulator.unsafelyUnwrapped(pointer)) }
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set {
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retainedFrequencyModulator = newValue
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RingModulator.api.pointee.setFrequencyModulator.unsafelyUnwrapped(pointer, newValue?.pointer)
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}
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}
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}
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}
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