engine

package
v0.0.23 Latest Latest
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 Go to latest Published: May 13, 2017 License: MIT Imports: 6 Imported by: 0

Documentation

Overview

Package engine provides output through PortAudio

Index

Constants

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Variables

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Functions

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Types

type Engine 

type Engine struct {
	sync.Mutex
	module.IO
	// contains filtered or unexported fields
}

Engine is the connection of the synthesizer to PortAudio

func New 

func New(deviceIndex int) (*Engine, error)

New returns a new Enngine

func (*Engine) Errors 

func (e *Engine) Errors() chan error

Errors returns a channel that expresses any errors during operation of the Engine

func (*Engine) Latency added in v0.0.12 

func (e *Engine) Latency() time.Duration

Latency returns the current latency within the PortAudio callback. It's an indicator of how computationally expensive your Rack is, and does not include any latency between PortAudio and your speakers.

func (*Engine) Load added in v0.0.12 

func (e *Engine) Load() float64

Load returns the current CPU load of the underlying audio engine

func (*Engine) LuaMethods added in v0.0.15 

func (e *Engine) LuaMethods() map[string]module.LuaMethod

LuaMethods exposes methods on the module at the Lua layer

func (*Engine) Run 

func (e *Engine) Run()

Run starts the Engine; running the audio stream

func (*Engine) Stop 

func (e *Engine) Stop() error

Stop shuts down the Engine

func (*Engine) TotalElapsed added in v0.0.12 

func (e *Engine) TotalElapsed() time.Duration

TotalElapsed returns the current wallclock duration of the session

Source Files

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