---
API: 2
OpenSesame: 3.0.6
Platform: posix
---
set width 1024
set uniform_coordinates "yes"
set title "Extended 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 experiment_path "/home/lotje/Documents/OpenSesame/Scripts/Example scripts forum questions"
set description "A template containing a practice and an experimental phase"
set coordinates "uniform"
set compensation 0
set canvas_backend "xpyriment"
set bidi "yes"
set background "black"

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 ""
	set break_if "never"
	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

define inline_script define_list
	set description "Executes Python code"
	set _run ""
	___prepare__
	lEq = [
		["2 x 2 = ", "4", "multiplication"],
		["2 + 3 = ", "5", "addition"],
		["2 - 2 = ", "0", "subtraction"]
		]

	# If you want, you could randomize the list. (This won' affect
	# the content of the smaller lists):
	import random
	random.shuffle(lEq)
	__end__

define sequence experiment
	set flush_keyboard "yes"
	set description "The main sequence of the experiment"
	run define_list always
	run experimental_loop 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 inline_script get_equation
	set description "Executes Python code"
	set _run ""
	___prepare__
	# Pop one equation from the list. This is without replacement:
	var.equation = lEq.pop()

	# We now have one small list, where the first item is the
	# question, the second one the correct response,
	# and the last one the type of equation.

	# (We tell OpenSesame what the correct answer is by setting the
	# built-in variable 'correct_response')

	var.question, var.correct_response, var._type = var.equation
	__end__

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 feedback new_feedback
	set reset_variables "yes"
	set duration 1000
	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 response was: [response]" x=0 y=0 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="correctness: [correct]" x=0 y=64 z_index=0

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

define sketchpad sketchpad
	set start_response_interval "no"
	set duration 0
	set description "Displays stimuli"
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=40 html=yes show_if=always text="[_type]" x=0 y=-192 z_index=0
	draw textline center=1 color=white font_bold=no font_family=mono font_italic=no font_size=40 html=yes show_if=always text="[question]" x=0 y=0 z_index=0

define sequence trial_sequence
	set flush_keyboard "yes"
	set description "A single trial"
	run get_equation always
	run sketchpad always
	run keyboard_response always
	run new_feedback always
	run logger always