Eye-Tracking with Python and Pylink

Preface
Contents
Chapter 1: A Gentle Introduction to Python
	Installing Python
		Windows
		macOS and Linux
	Installing Python Modules
	Python Shell
	Script Editors
	Data Types
		Numbers
		Strings
		Booleans
		List
		Tuple
		Dictionary
		Set
		Operators
		Data Conversion
	Control Flow
		if Statement
		for Statement
		while Statement
		More on Looping
		List Comprehension
	Functions
	Output
		Output Formatting
		Files
	Modules
	Choose a Python Module to Build Your Experiments
Chapter 2: Building Experiments with PsychoPy
	Installing PsychoPy
	A Basic PsychoPy Script
	Opening a Window
		Screen Units
		Monitor
		Gamma
		Vertical Blanking
		Call a Function on Window Flip
		Taking Screenshots
	Visual Stimuli
		Shapes
		GratingStim
		TextStim
			Font and Font Files
			Right-to-Left Text
			Wrap Width
		Aperture
	Mouse
	Keyboard
		Monitoring Keyboard Events with the Event Module
		Monitoring Keyboard Events with PsychHID
	Trial Control
	A Real Example: Simon Effect
Chapter 3: Building Experiments with Pygame
	Installing Pygame
	Display
	Events
	Other Frequently Used Pygame Modules
		The draw Module
		The font Module
		The image Module
	A Real Example: Posner Cueing Task
Chapter 4: Getting to Know Pylink
	A Brief Introduction to Eye Tracking
	Installing Pylink
		The “install_pylink.py” Script
		Manually Install Pylink
		Installing Pylink Using pip
	An Overview of An Eye-Tracking Experiment
		Connect/Disconnect the Tracker
		Open/Close EDF Data File
		Configure the Tracker
		Open a Window for Calibration
		Calibrate the Tracker
		Start/Stop Recording
		Log Messages
		Retrieve the EDF Data File
	A Real Example: Free Viewing
		Preamble Text in EDF File
		Offline Mode
		EyeLink Host Commands
		Calibration Window
		Record Status Message
		Drift Check/Drift Correction
		Log Messages
	Error and Exception Handling
Chapter 5: Preparing Scripts that Support Analysis and Visualization in Data Viewer
	Trial Segmentation
	Trial Variables
	Interest Areas
	Background Graphics
		Images
		Video
		Simple Drawing
		Draw List File
	Target Position
	Example Scripts in PsychoPy
		Stroop Task
			Custom Graphics for Calibration
			The DISPLAY_COORDS Message
			The TRIALID and TRIAL_RESULT Messages
			Record Status Message
			Background Graphics: The IMGLOAD Message
			Trial Variable Messages
			Messages Marking Critical Trial Events
		Video
		Pursuit Task
Chapter 6: Accessing Gaze Data During Recording
	Samples and Events
	Accessing Sample Data
		Commands for Accessing Samples
		An Example in PsychoPy: Gaze-Contingent Window
	Accessing Eye Events
		Commands for Accessing Events
		An Example in PsychoPy: Gaze Trigger
Chapter 7: Advanced Use of Pylink
	Drawing to the Host PC
		Draw Simple Graphics on the Host
		The bitmapBackdrop() Function
		The imageBackdrop() Function
	Sending TTLs via the Host PC
	Calibration and Custom CoreGraphics
Chapter 8: Eye Movement Data Analysis and Visualization
	EyeLink EDF Data File
		Samples
		Events
		Other Useful Information in the EDF Data File
	EDF Converter
	Extract Data from the ASC Files
		Parse ASC Files with the String Function split()
		Parse ASC Files with Regular Expressions
	Data Visualization
		Gaze Trace Plots
		Heatmap
		Scanpath
		Interest Area-Based Plots
References
Index