---
API: 2
OpenSesame: 3.0.4
Platform: nt
---
set width 1024
set uniform_coordinates "yes"
set title "PyGaze eye-tracking template"
set subject_parity "even"
set subject_nr 0
set start "experiment"
set height 768
set foreground "white"
set font_size 18
set font_italic "no"
set font_family "mono"
set font_bold "no"
set description "A template for eye-tracking experiments"
set coordinates "relative"
set compensation 0
set canvas_backend "xpyriment"
set bidi "yes"
set background "black"

define notepad about_this_template
	__note__
	Hi,
	This template already contains the basic structure needed for a typical
	eye-tracking experiment, consisting of a practice phase, followed by an
	experimental phase.
	For more information, please refer to the website:
	<http://www.cogsci.nl/opensesame>
	Have fun with OpenSesame!
	--
	Sebastiaan
	__end__
	set description "Some pointers to help you gest started!"

define loop block_loop
	set skip 0
	set repeat 1
	set order "random"
	set offset "no"
	set item "trial_sequence"
	set description "A single block of trials"
	set cycles 3
	set column_order "item_number"
	set break_if "never"
	setcycle 0 item_number "14"
	setcycle 1 item_number "18"
	setcycle 2 item_number "34"
	run trial_sequence

define sequence block_sequence
	set flush_keyboard "yes"
	set description "A sequence containing a single block of trials followed by feedback to the participant"
	run reset_feedback always
	run block_loop always
	run feedback always

define sampler context
	set volume 1
	set stop_after 0
	set sample "sentences/filler[item_number]_ctxt.ogg"
	set pitch 1
	set pan 0
	set fade_in 0
	set duration "sound"
	set description "Plays a sound file in .wav or .ogg format"

define sketchpad end_of_experiment
	set start_response_interval "no"
	set duration "keypress"
	set description "A sketchpad notifying the participant that the experiment is finished"
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Press any key to exit" x=0 y=0 z_index=0

define sketchpad end_of_practice
	set start_response_interval "no"
	set duration "keypress"
	set description "A sketchpad notifying the participant that the practice phase is finished"
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Press any key to continue" x=0 y=0 z_index=0

define sequence experiment
	set flush_keyboard "yes"
	set description "The main sequence of the experiment"
	run pygaze_init always
	run instructions always
	run practice_loop always
	run end_of_practice always
	run experimental_loop always
	run end_of_experiment always

define loop experimental_loop
	set skip 0
	set repeat 1
	set order "random"
	set offset "no"
	set item "block_sequence"
	set description "A loop containing one or more experimental blocks"
	set cycles 1
	set column_order "practice"
	set break_if "never"
	setcycle 0 practice "no"
	run block_sequence

define feedback feedback
	set reset_variables "yes"
	set duration "keypress"
	set description "Provides feedback to the participant"
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Your average response time was [avg_rt]ms" x=0 y=-96 z_index=0
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Press any key to continue" x=0 y=32 z_index=0
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Your accuracy was [acc]%" x=0 y=-32 z_index=0

define sketchpad fix_dot
	set duration "keypress"
	set description "Displays stimuli"
	draw fixdot color=white show_if=always style=default x=0 y=0 z_index=0

define sketchpad instructions
	set start_response_interval "no"
	set duration "keypress"
	set description "A sketchpad containing the instructions for the participant"
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=18 html=yes show_if=always text="Press any key to begin!" x=0 y=0 z_index=0

define keyboard_response keyboard_response
	set timeout "infinite"
	set flush "yes"
	set duration "keypress"
	set description "Collects keyboard responses"

define logger logger
	set description "Logs experimental data"
	set auto_log "yes"

define sampler new_sampler
	set volume 1
	set stop_after 0
	set sample "Silence.ogg"
	set pitch 1
	set pan 0
	set fade_in 0
	set duration "sound"
	set description "Plays a sound file in .wav or .ogg format"

define sampler new_sampler_1
	set volume 1
	set stop_after 0
	set sample "Silence.ogg"
	set pitch 1
	set pan 0
	set fade_in 0
	set duration "sound"
	set description "Plays a sound file in .wav or .ogg format"

define loop practice_loop
	set skip 0
	set repeat 1
	set order "random"
	set offset "no"
	set item "block_sequence"
	set description "A loop containing one or more practice blocks"
	set cycles 1
	set column_order "practice"
	set break_if "never"
	setcycle 0 practice "yes"
	run block_sequence

define pygaze_drift_correct pygaze_drift_correct
	set ypos 0
	set xpos 0
	set target_style "small-cross"
	set target_color "[foreground]"
	set fixation_triggered "no"
	set draw_target "yes"
	set description "Perform eye-tracker drift correction"

define pygaze_init pygaze_init
	set tracker_type "Simple dummy"
	set smi_send_port 4444
	set smi_recv_port 5555
	set smi_ip "127.0.0.1"
	set sacc_vel_thr 35
	set sacc_acc_thr 9500
	set eyelink_pupil_size_mode "area"
	set eyelink_force_drift_correct "yes"
	set description "Initialize and calibrate eye tracker"
	set calibrate "yes"
	set calbeep "yes"
	set _logfile "automatic"

define pygaze_log pygaze_log
	set throttle 2
	set msg ""
	set description "Writes information to the eye-tracker logfile"
	set auto_log "yes"

define pygaze_start_recording pygaze_start_recording
	set status_msg "start_trial [count_trial_sequence]"
	set description "Puts the eye tracker into recording mode"

define pygaze_stop_recording pygaze_stop_recording
	set status_msg "stop_trial"
	set description "Stops recording of eye tracking data"

define reset_feedback reset_feedback
	set description "Resets the feedback variables, such as 'avg_rt' and 'acc'"

define sketchpad scene
	set duration 0
	set description "Displays stimuli"
	draw image center=1 file="scenes/filler[item_number].bmp" scale=1 show_if=always x=0 y=0 z_index=0

define sketchpad sketchpad
	set start_response_interval "no"
	set duration 0
	set description "Displays stimuli"
	draw fixdot color=white show_if=always style=default x=0 y=0 z_index=0

define sampler target
	set volume 1
	set stop_after 0
	set sample "sentences/filler[item_number]_filler_target.ogg"
	set pitch 1
	set pan 0
	set fade_in 0
	set duration "sound"
	set description "Plays a sound file in .wav or .ogg format"

define sequence trial_sequence
	set flush_keyboard "yes"
	set description "A single trial"
	run pygaze_drift_correct always
	run pygaze_start_recording always
	run fix_dot always
	run scene always
	run context always
	run target always
	run sketchpad always
	run keyboard_response always
	run logger always
	run pygaze_log always
	run pygaze_stop_recording always