Class Oscillator

Hierarchy

Oscillator

Index

Constructors

Properties

amplitude bufferSize cyclesPerSample envelope? frameCount frequency func sampleRate signal waveTable waveTableLength

Methods

Saw Sine Square Triangle add addEnvelope addSignal applyEnvelope generate setAmp setFreq valueAt

Constructors

constructor

new Oscillator(type: DSP, frequency: number, amplitude: number, bufferSize: number, sampleRate: number): Oscillator
Oscillator class for generating and modifying signals
Parameters
- type: DSP
  
  A waveform constant (eg. DSP.SINE)
- frequency: number
  
  Initial frequency of the signal
- amplitude: number
  
  Initial amplitude of the signal
- bufferSize: number
  
  Size of the sample buffer to generate
- sampleRate: number
  
  The sample rate of the signal
Returns Oscillator
- Defined in libs/dsp/Oscillator.ts:62

Properties

amplitude

amplitude: number

bufferSize

bufferSize: number

cyclesPerSample

cyclesPerSample: number

`Optional` envelope

envelope?: ADSR

frameCount

frameCount: number

frequency

frequency: number

func

func: ((step: number) => number)

Type declaration

- (step: number): number
- Parameters
  - step: number
  Returns number

sampleRate

sampleRate: number

signal

signal: Float64Array

waveTable

waveTable: Float64Array

waveTableLength

waveTableLength: number

Methods

Saw

Saw(step: number): number
Parameters
- step: number
Returns number
- Defined in libs/dsp/Oscillator.ts:202

Sine

Sine(step: number): number
Parameters
- step: number
Returns number
- Defined in libs/dsp/Oscillator.ts:194

Square

Square(step: number): 1 | -1
Parameters
- step: number
Returns 1 | -1
- Defined in libs/dsp/Oscillator.ts:198

Triangle

Triangle(step: number): number
Parameters
- step: number
Returns number
- Defined in libs/dsp/Oscillator.ts:206

add

add(oscillator: {
signal: number[];
}): Float64Array
Parameters
- oscillator: {
  signal: number[];
  }
  - signal: number[]
Returns Float64Array
- Defined in libs/dsp/Oscillator.ts:131

addEnvelope

addEnvelope(envelope: ADSR): void
Parameters
- envelope: ADSR
Returns void
- Defined in libs/dsp/Oscillator.ts:162

addSignal

addSignal(signal: number[]): Float64Array
Parameters
- signal: number[]
Returns Float64Array
- Defined in libs/dsp/Oscillator.ts:141

applyEnvelope

applyEnvelope(): void
Returns void
- Defined in libs/dsp/Oscillator.ts:166

generate

generate(): Float64Array
Returns Float64Array
- Defined in libs/dsp/Oscillator.ts:176

setAmp

setAmp(amplitude: number): void
Set the amplitude of the signal
Parameters
- amplitude: number
  
  The amplitude of the signal (between 0 and 1)
Returns void
- Defined in libs/dsp/Oscillator.ts:112

setFreq

setFreq(frequency: number): void
Set the frequency of the signal
Parameters
- frequency: number
  
  The frequency of the signal
Returns void
- Defined in libs/dsp/Oscillator.ts:125

valueAt

valueAt(offset: number): number
Parameters
- offset: number
Returns number
- Defined in libs/dsp/Oscillator.ts:172

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