@mohayonao/envelope

ENVELOPE

simple envelope

Installation

Node.js

npm install @mohayonao/envelope

Browser

• envelope.js

API

Envelope

• constructor(params: [ time: number, value: number, curve: number ][])

Class methods

• adssr(attackTime, decayTime, sustainLevel, sustainTime, releaseTime, [ totalLevel = 1 ]): Envelope
• ads(attackTime, decayTime, sustainLevel, [ totalLevel = 1 ]): Envelope
• asr(attackTime, sustainTime, releaseTime, [ totalLevel = 1 ]): Envelope
• a(attackTime, [ totalLevel = 1 ]): Envelope
• dssr(decayTime, sustainLevel, sustainTime, releaseTime, [ totalLevel = 1 ]): Envelope
• ds(decayTime, sustainLevel, [ totalLevel = 1 ]): Envelope
• r(releaseTime, [ totalLevel = 1 ]): Envelope
• cutoff(releaseTime, [ totalLevel = 1 ]): Envelope

Instance attribute

• params: [ number, number, number ][]
• duration: number

Instance methods

• valueAt(time: number): number
• applyTo(audioParam: AudioParam, playbackTime: number): self
• map(fn: function): Envelope
• madd(mul: number, add: number = 1): Envelope

License

MIT