Class: Tone

Classes

Add

AutoPanner

BitCrusher

DryWet

Effect

Envelope

FeedbackDelay

FeedbackEffect

LFO

Merge

Meter

Microphone

Multiply

Noise

Oscillator

Panner

PingPongDelay

Player

Recorder

Scale

Signal

Source

Split

Transport

Members

<static> context :AudioContext

A static pointer to the audio context

Type:

• AudioContext

Source:

• Tone.js, line 127

input :GainNode

default input of the ToneNode

Type:

• GainNode

Source:

• Tone.js, line 110

output :GainNode

default output of the ToneNode

Type:

• GainNode

Source:

• Tone.js, line 116

Methods

<static> extend(child, parent)

have a child inherit all of Tone's (or a parent's) prototype to inherit the parent's properties, make sure to call Parent.call(this) in the child's constructor

based on closure library's inherit function

Parameters:

Name	Type	Argument	Description
child	function
parent	function	<optional>	(optional) parent to inherit from if no parent is supplied, the child will inherit from Tone

Source:

• Tone.js, line 374

chain()

connect together all of the arguments in series

Parameters:

Type	Argument	Description
AudioParam | Tone	<repeatable>

Source:

• Tone.js, line 167

connect(unit)

connect the output of a ToneNode to an AudioParam, AudioNode, or ToneNode

Parameters:

Name	Type	Description
unit	Tone | AudioParam | AudioNode

Source:

• Tone.js, line 152

dbToGain(db) → {number}

convert db scale to gain scale (0-1)

Parameters:

Name	Type	Description
db	number

Source:

• Tone.js, line 226

Returns:

Type

number

defaultArg(given, fallback) → {*}

if a the given is undefined, use the fallback

Parameters:

Name	Type	Description
given	*
fallback	*

Source:

• Tone.js, line 189

Returns:

Type

*

disconnect()

disconnect the output

Source:

• Tone.js, line 159

<virtual> dispose()

a dispose method

Source:

• Tone.js, line 274

equalPowerScale(percent) → {number}

equal power gain scale good for cross-fading

Parameters:

Name	Type	Description
percent	number	(0-1)

Source:

• Tone.js, line 200

Returns:

output gain (0-1)

Type

number

expScale(gain) → {number}

Parameters:

Name	Type	Description
gain	number	(0-1)

Source:

• Tone.js, line 217

Returns:

gain (decibel scale but betwee 0-1)

Type

number

frequencyToSeconds(freq) → {number}

convert a frequency into seconds accepts both numbers and strings i.e. 10hz or 10 both equal .1

Parameters:

Name	Type	Description
freq	number | string

Source:

• Tone.js, line 345

Returns:

Type

number

gainToDb(gain) → {number}

convert gain scale to decibels

Parameters:

Name	Type	Description
gain	number	(0-1)

Source:

• Tone.js, line 235

Returns:

Type

number

interpolate(input, outputMin, outputMax) → {number}

interpolate the input value (0-1) to be between outputMin and outputMax

Parameters:

Name	Type	Description
input	number
outputMin	number
outputMax	number

Source:

• Tone.js, line 246

Returns:

Type

number

logScale(gain) → {number}

Parameters:

Name	Type	Description
gain	number	(0-1)

Source:

• Tone.js, line 209

Returns:

gain (decibel scale but betwee 0-1)

Type

number

noGC()

makes a connection to ensure that the node will not be garbage collected until 'dispose' is explicitly called

use carefully. circumvents JS and WebAudio's normal Garbage Collection behavior

Source:

• Tone.js, line 483

normalize(input, inputMin, inputMax) → {number}

normalize the input to 0-1 from between inputMin to inputMax

Parameters:

Name	Type	Description
input	number
inputMin	number
inputMax	number

Source:

• Tone.js, line 257

Returns:

Type

number

notationToSeconds(notation, bpm, timeSignature) → {number}

convert notation format strings to seconds

Parameters:

Name	Type	Argument	Description
notation	string
bpm	number	<optional>
timeSignature	number	<optional>

Source:

• Tone.js, line 2004

Returns:

Type

number

now() → {number}

Source:

• Tone.js, line 284

Returns:

the currentTime from the AudioContext

Type

number

receive(channelName)

recieve the input from the desired channelName to the input gain of 'this' node.

Parameters:

Name	Type	Description
channelName	string

Source:

• Tone.js, line 3147

samplesToSeconds(samples) → {number}

convert a sample count to seconds

Parameters:

Name	Type	Description
samples	number

Source:

• Tone.js, line 293

Returns:

Type

number

secondsToFrequency(seconds) → {number}

convert a number in seconds to a frequency

Parameters:

Name	Type	Description
seconds	number

Source:

• Tone.js, line 354

Returns:

Type

number

send(channelName, amount) → {GainNode}

send signal to a channel name

Parameters:

Name	Type	Description
channelName	string
amount	number

Source:

• Tone.js, line 3132

Returns:

Type

GainNode

toFrequency(time) → {number}

convert a time to a frequency

Parameters:

Name	Type	Description
time	Tone.Time

Source:

• Tone.js, line 2091

Returns:

the time in hertz

Type

number

toMaster()

connect 'this' to the master output

Source:

• Tone.js, line 454

toSamples(time) → {number}

convert a time into samples

Parameters:

Name	Type	Description
time	Tone.time

Source:

• Tone.js, line 303

Returns:

Type

number

toSeconds(time, now) → {number}

convert Tone.Time to seconds

this is a simplified version which only handles numbers and 'now' relative numbers. If the Transport is included this method is overridden to include many other features including notationTime, Frequency, and transportTime

Parameters:

Name	Type	Argument	Description
time	Tone.Time
now	number	<optional>	if passed in, this number will be used for all 'now' relative timings

Source:

• Tone.js, line 321

Returns:

seconds in the same timescale as the AudioContext

Type

number

toSeconds(time, now) → {number}

convert Tone.Time into seconds.

unlike the method which it overrides, this takes into account transporttime and musical notation

Parameters:

Name	Type	Argument	Description
time	Tone.Time
now	number	<optional>	if passed in, this number will be used for all 'now' relative timings

Source:

• Tone.js, line 2113

Returns:

Type

number