draw fixation cross from Thaler L, Schütz AC, Goodale MA, & Gegenfurtner KR (2013) "What is the best fixation target: The effect of target shape on stability of fixational eye movements." Vision research 76, 31-42 http://doi.org/10.1016/j.visres.2012.10.012 More...

Detailed Description

draw fixation cross from Thaler L, Schütz AC, Goodale MA, & Gegenfurtner KR (2013) "What is the best fixation target: The effect of target shape on stability of fixational eye movements." Vision research 76, 31-42 http://doi.org/10.1016/j.visres.2012.10.012

Inheritance diagram for fixationCrossStimulus:

Public Member Functions
function	fixationCrossStimulus (in varargin)
	Class constructor.

function	setup (in me, in sM)
	Setup an structure for runExperiment.

function	set_xPositionOut (in me, in value)

function	set_yPositionOut (in me, in value)

function	set_alphaOut (in me, in value)

function	set_alpha2Out (in me, in value)

function	set_sizeOut (in me, in value)

function	set_lineWidthOut (in me, in value)

function	set_colourOut (in me, in value)

function	set_colour2Out (in me, in value)

function	update (in me)
	Update a structure for runExperiment.

function	draw (in me)
	Draw an structure for runExperiment.

function	animate (in me)
	Animate an structure for runExperiment.

function	reset (in me)
	Reset an structure for runExperiment.

function get	flashSwitch (in me)
	flashSwitch Get method

function set	colour2 (in me, in value)
	colour set method Allow 1 (R=G=B) 3 (RGB) or 4 (RGBA) value colour

function set	alpha2 (in me, in value)
	alpha set method

Public Member Functions inherited from baseStimulus
virtual	setup (in runObject)
	ALL Children must implement these 5 methods!

function	baseStimulus (in varargin)
	Class constructor.

function set	colour (in me, in value)
	colour set method Allow 1 (R=G=B) 3 (RGB) or 4 (RGBA) value colour

function set	alpha (in me, in value)
	alpha set method

function get	delta (in me)
	delta Get method delta is the normalised number of pixels per frame to move a stimulus

function get	dX (in me)
	dX Get method X position increment for a given delta and angle

function get	dY (in me)
	dY Get method Y position increment for a given delta and angle

function	show (in me)
	Method to set isVisible=true.

function	hide (in me)
	Method to set isVisible=false.

function	setOffTime (in me, in time)
	set offTime

function	setDelayTime (in me, in time)
	set delayTime

function	resetTicks (in me)
	reset the various tick counters for our stimulus

function	getMousePosition (in me)
	get mouse position we make sure this is only called once per animation tick to improve performance and ensure all stimuli that are following mouse position have consistent X and Y per frame update This sets mouseX and mouseY and mouseValid if mouse is within PTB screen (useful for mouse override positioning for stimuli)

function	run (in me, in benchmark, in runtime, in s, in forceScreen, in showVBL)
	Run stimulus in a window to preview it.

function	makePanel (in me, in parent)
	make a GUI properties panel for this object

function	selectFilePanel (in me, in varargin)
	read values from a GUI properties panel for this object

function	readPanel (in me, in varargin)
	read values from a GUI properties panel for this object

function	showPanel (in me)
	show GUI properties panel for this object

function	hidePanel (in me)
	hide GUI properties panel for this object

function	closePanel (in me, in varargin)
	close GUI panel for this object

function	cleanHandles (in me, in ignoredArg)
	clean any handles

function	getP (in me, in name, in range)
	gets a property copy or original property

function	setP (in me, in name, in value)
	sets a property copy or original property

function	updateXY (in me, in x, in y, in useDegrees)
	Update only position info, faster and doesn't reset image etc.

Public Member Functions inherited from optickaCore
function	optickaCore (in varargin)
	Class constructor.

function get	fullName (in me)

function	getALF (in me, in subject, in sessionPrefix, in lab, in create)

function	findAttributes (in me, in attrName, in attrValue)

function	findAttributesandType (in me, in attrName, in attrValue, in type)
	find properties of object with specific attributes, for example all properties whose GetAcccess attribute is public and type is logical.

function	findPropertyDefault (in me, in propName)

function	clone (in me)
	Use this syntax to make a deep copy of the object, i.e. OBJ_OUT has the same field values, but will not behave as a handle-copy of me anymore.

function	checkSuperclasses (in List)

function	editProperties (in me, in properties)
	method to modify a set of properties

function	setProp (in me, in property, in value)
	method to fast change a particular value. This is useful for use in anonymous functions, like in the state machine.

function	initialiseGlobals (in me, in doReset, in doOpen)

function	initialiseSaveFile (in me)
	Initialise Save prefix.

function	checkPaths (in me)
	checks the paths are valid

Public Attributes
Property	alpha2

Property	colour2
	second colour, used for the cross

Property	lineWidth
	width of the cross lines in degrees

Property	showDisk
	show background disk

Property	type
	type can be "simple", "pulse" or "flash"

Property	flashTime
	time to flash on and off in seconds

Property	flashOn
	is the ON flash the first flash we see?

Property	flashColour
	colour for flash, empty to inherit from screen background with 0 alpha

Property	pulseFrequency
	pulse frequency Hz

Property	pulseRange
	pulse size range in %

Property	family
	stimulus family

Property	ignorePropertiesUI

Public Attributes inherited from baseStimulus
Property	type
	stimulus type

Property	xPosition

Property	yPosition

Property	size

Property	colour

Property	alpha
	Alpha (opacity) [0-1], this gets combined with the RGB colour.

Property	startPosition

Property	speed

Property	angle
	angle in degrees (0 - 360)

Property	delayTime

Property	offTime
	time to turn stimulus off, relative to stimulus onset

Property	isVisible
	true or false, whether to draw() this object

Property	mouseOverride
	override X and Y position with mouse input? Useful for RF mapping

Property	showOnTracker
	show the position on the Eyetracker display?

Property	verbose
	Do we log extra details to the command-line?

Property	xFinal

Property	yFinal

Property	mvRect

Property	szIsPx

Property	szPx
	computed size in pixels

Property	szD
	computed size in °

Property	xFinalD
	X and Y position in °

Property	yFinalD

Property	isRect

Property	tick
	tick updates +1 on each call of draw (even if delay or off is true and no stimulus is drawn, resets on each update

Property	drawTick
	draw tick only updates when a draw is actually performed, resets on each update

Property	ppd
	pixels per degree (normally inhereted from screenManager)

Property	delta
	What our per-frame motion delta is.

Property	dX
	X update which is computed from our speed and angle.

Property	dY
	X update which is computed from our speed and angle.

Public Attributes inherited from optickaCore
Property	name
	object name

Property	comment
	comment

Property	verbose
	verbose logging, subclasses must assign this. This is normally logical true/false

Property	dateStamp
	clock() dateStamp set on construction

Property	uuid
	universal ID

Property	paths
	storage of various paths

Property	fullName
	The fullName is the object name combined with its uuid and class name.

Protected Member Functions
function	setupFlash (in me)
	setupFlash

Protected Member Functions inherited from baseStimulus
function	addRuntimeProperties (in me)
	These are transient properties that specify actions during runtime.

function	updateRuntimeProperties (in me)
	Update transient properties that specify actions during runtime.

function	computePosition (in me)
	compute xFinal and yFinal (in pixels) taking startPosition, xPosition, yPosition and direction/angle into account

function	setAnimationDelta (in me)

function	setRect (in me)

function	toStructure (in me, in tmp)
	Converts properties to a structure.

function	removeTmpProperties (in me)
	Finds and removes dynamic properties.

function	delete (in me)

Protected Member Functions inherited from optickaCore
function	parseArgs (in me, in args, in allowedProperties)
	Sets properties from a structure or normal arguments pairs, ignores invalid or non-allowed properties.

function	addArgs (in me, in args)

function	setPaths (in me)
	Sets properties from a structure or normal arguments pairs, ignores invalid or non-allowed properties.

function	getFonts (in me)
	set paths for object

function	toStructure (in me)
	Converts properties to a structure.

function	getType (in me, in in)

function	logOutput (in me, in in, in message, in override)
	Give a metaproperty return the likely property class.

function	salutation (in me, in varargin)
	Prints messages dependent on verbosity.

Additional Inherited Members
Public Types inherited from baseStimulus
enum	Events { readPanelUpdate }

Static Public Member Functions inherited from baseStimulus
static function	d2r (in degrees)
	degrees2radians

static function	r2d (in r)
	radians2degrees

static function	findDistance (in x1, in y1, in x2, in y2)
	findDistance in X and Y coordinates

static function	updatePosition (in delta, in angle)
	updatePosition returns dX and dY given an angle and delta

Static Public Member Functions inherited from optickaCore
static function	makeArgs (in args)
	Converts cell args to structure array.

static function	addDefaults (in args, in defs)
	add default options to arg input

static function	hasKey (in in, in key)
	check if a struct / object has a propery / field

static function	getKeys (in device)
	PTB Get key presses, stops key bouncing.

Protected Attributes inherited from baseStimulus
Property	family
	the stimulus family (grating, dots etc.)

Property	texture
	Our texture pointer for texture-based stimuli.

Property	handles
	handles for the GUI

Property	sM
	our screen manager

Property	animator
	animation manager

Property	screenVals
	screen settings generated by sM on setup

Property	isSetup

Property	isGUI
	is panel constructed?

Property	dstRect
	initial screen rectangle position [LEFT TOP RIGHT BOTTOM]

Property	mouseValid
	is mouse position within screen co-ordinates?

Property	mouseX
	mouse X position

Property	mouseY
	mouse Y position

Property	delayTicks
	delay ticks to wait until display

Property	offTicks
	ticks before stimulus turns off

Property	inSetup
	are we setting up?

Property	delta_
	delta cache

Property	dX_
	dX cache

Property	dY_
	dY cache

Property	isInSetColour
	deal with interaction of colour and alpha

Property	setLoop

Property	ignorePropertiesBase
	Which properties to ignore cloning when making transient copies in setup.

Property	ignorePropertiesUIBase
	Which properties to not draw in the UI panel.

Protected Attributes inherited from optickaCore
Property	cloning
	are we cloning this from another object

Property	mversion
	Matlab version number, this is transient so it is not saved.

Property	sansFont
	sans font

Property	monoFont
	monoFont

Property	className
	class name

Property	savePrefix
	save prefix generated from clock time

Property	fullName_
	cached full name

Constructor & Destructor Documentation

◆ fixationCrossStimulus()

function fixationCrossStimulus::fixationCrossStimulus ( in varargin )

Class constructor.

More detailed description of what the constructor does.

Parameters

args	are passed as a structure of properties which is parsed.

Returns: instance of the class.

Member Function Documentation

◆ alpha2()

function set fixationCrossStimulus::alpha2	(	in	me,
		in	value
	)

alpha set method

◆ animate()

function fixationCrossStimulus::animate ( in me )

virtual

Animate an structure for runExperiment.

Parameters

sM	runExperiment object for reference

Returns: stimulus structure.

Reimplemented from baseStimulus.

◆ colour2()

function set fixationCrossStimulus::colour2	(	in	me,
		in	value
	)

colour set method Allow 1 (R=G=B) 3 (RGB) or 4 (RGBA) value colour

◆ draw()

function fixationCrossStimulus::draw ( in me )

virtual

Draw an structure for runExperiment.

Parameters

sM	runExperiment object for reference

Returns: stimulus structure.

Reimplemented from baseStimulus.

◆ flashSwitch()

function get fixationCrossStimulus::flashSwitch ( in me )

flashSwitch Get method

◆ reset()

function fixationCrossStimulus::reset ( in me )

virtual

Reset an structure for runExperiment.

Parameters

sM	runExperiment object for reference

Returns: stimulus structure.

Reimplemented from baseStimulus.

◆ set_alpha2Out()

function fixationCrossStimulus::set_alpha2Out	(	in	me,
		in	value
	)

◆ set_alphaOut()

function fixationCrossStimulus::set_alphaOut	(	in	me,
		in	value
	)

◆ set_colour2Out()

function fixationCrossStimulus::set_colour2Out	(	in	me,
		in	value
	)

◆ set_colourOut()

function fixationCrossStimulus::set_colourOut	(	in	me,
		in	value
	)

◆ set_lineWidthOut()

function fixationCrossStimulus::set_lineWidthOut	(	in	me,
		in	value
	)

◆ set_sizeOut()

function fixationCrossStimulus::set_sizeOut	(	in	me,
		in	value
	)

◆ set_xPositionOut()

function fixationCrossStimulus::set_xPositionOut	(	in	me,
		in	value
	)

◆ set_yPositionOut()

function fixationCrossStimulus::set_yPositionOut	(	in	me,
		in	value
	)

◆ setup()

function fixationCrossStimulus::setup	(	in	me,
		in	sM
	)

Setup an structure for runExperiment.

Parameters

sM	handle to the current screenManager object

◆ setupFlash()

function fixationCrossStimulus::setupFlash ( in me )

protected

setupFlash

◆ update()

function fixationCrossStimulus::update ( in me )

virtual

Update a structure for runExperiment.

Parameters

return

Reimplemented from baseStimulus.

Member Data Documentation

◆ alpha2

Property fixationCrossStimulus::alpha2

alpha for cross colour, can be controlled independently of alpha for disc

◆ colour2

Property fixationCrossStimulus::colour2

second colour, used for the cross

◆ family

Property fixationCrossStimulus::family

stimulus family

◆ flashColour

Property fixationCrossStimulus::flashColour

colour for flash, empty to inherit from screen background with 0 alpha

◆ flashOn

Property fixationCrossStimulus::flashOn

is the ON flash the first flash we see?

◆ flashTime

Property fixationCrossStimulus::flashTime

time to flash on and off in seconds

◆ ignorePropertiesUI

Property fixationCrossStimulus::ignorePropertiesUI

◆ lineWidth

Property fixationCrossStimulus::lineWidth

width of the cross lines in degrees

◆ pulseFrequency

Property fixationCrossStimulus::pulseFrequency

pulse frequency Hz

◆ pulseRange

Property fixationCrossStimulus::pulseRange

pulse size range in %

◆ showDisk

Property fixationCrossStimulus::showDisk

show background disk

◆ type

Property fixationCrossStimulus::type

type can be "simple", "pulse" or "flash"

The documentation for this class was generated from the following file:

stimuli/fixationCrossStimulus.m

Detailed Description

Public Member Functions

Public Attributes

Protected Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

◆ fixationCrossStimulus()

Member Function Documentation

◆ alpha2()

◆ animate()

◆ colour2()

◆ draw()

◆ flashSwitch()

◆ reset()

◆ set_alpha2Out()

◆ set_alphaOut()

◆ set_colour2Out()

◆ set_colourOut()

◆ set_lineWidthOut()

◆ set_sizeOut()

◆ set_xPositionOut()

◆ set_yPositionOut()

◆ setup()

◆ setupFlash()

◆ update()

Member Data Documentation

◆ alpha2

◆ colour2

◆ family

◆ flashColour

◆ flashOn

◆ flashTime

◆ ignorePropertiesUI

◆ lineWidth

◆ pulseFrequency

◆ pulseRange

◆ showDisk

◆ type