MultiStairHandler

data MultiStairHandler

A handler dealing with multiple staircases, simultaneously.

Note that, at the moment, using the MultiStairHandler requires the jsQuest.js library to be loaded as a resource, at the start of the experiment.

Constructor

new MultiStairHandler(options)

Source:
Parameters:
Name Type Description
options Object

the handler options

Properties
Name Type Attributes Default Description
psychoJS module:core.PsychoJS

the PsychoJS instance
varName string

the name of the variable / intensity / contrast / threshold manipulated by the staircases
stairType MultiStairHandler.StaircaseType <optional>
 "simple"

the handler type
conditions Array.<Object> | String <optional>
 [undefined]

if it is a string, we treat it as the name of a conditions resource
method module:data.TrialHandler.Method

the trial method
nTrials number <optional>
 50

maximum number of trials
randomSeed number

seed for the random number generator
name string

name of the handler
autoLog boolean <optional>
 false

whether or not to log

Extends

  • TrialHandler

Members

(static, readonly) StaircaseStatus :Symbol

Source:
Properties:
Name Type Description
RUNNING Symbol

The staircase is currently running.
FINISHED Symbol

The staircase is now finished.

Staircase status.

Type:
  • Symbol

(static, readonly) StaircaseType :Symbol

Source:
Properties:
Name Type Description
SIMPLE Symbol

Simple staircase handler.
QUEST Symbol

QUEST handler.

MultiStairHandler staircase type.

Type:
  • Symbol

currentStaircase

Source:

Get the current staircase.

intensity

Source:

Get the current intensity.

Methods

(protected) _nextTrial()

Source:

Move onto the next trial.

(protected) _prepareStaircases()

Source:

Setup the staircases, according to the conditions.

(protected) _validateConditions()

Source:

Validate the conditions.

addResponse()

Source:

Add a response to the current staircase.