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FINAL.INI
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FINAL.INI
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# EyeLink CL FINAL.INI FILE
# *** If you want to make change to the default EyeLink CL settings, please ***
# *** cut and paste the selected command and modify the settings in this file. ***
# *** NEVER put the "elcl_select_configuration" command in this file! ***
binocular_enabled = YES
## screen_phys_coords = <left>, <top>, <right>, <bottom>
;; Meaure the distance of the visible part of the display screen edge
;; relative to the center of the screen (measured in in millimeters).
;; <left>, <top>, <right>, <bottom>:
;; position of display area corners relative to display center
screen_phys_coords = -237.5, 148.5, 237.5, -148.5
## screen_pixel_coords = <left> <top> <right> <bottom>
;; Sets the gaze-position coordinate system, which is used for all
;; calibration target locations and drawing commands. Usually set
;; to correspond to the pixel mapping of the subject display.
;; Issue the calibration_type command after changing this to recompute
;; fixation target positions.
;; You should also write a DISPLAY_COORDS message to the start of
;; the EDF file to record the display resolution.
;; <left>: X coordinate of left of display area
;; <top>: Y coordinate of top of display area
;; <right>: X coordinate of right of display area
;; <bottom>: Y coordinate of bottom of display area
screen_pixel_coords = -840, 525, 840, -525
# since the left and right screen edges are not visible,
# the area for callibration has to be limited
calibration_area_proportion 0.88 0.83
validation_area_proportion 0.88 0.83
data_drive_name = "EYELINK"
data_drive_directory = "\elcl\DATA"
## screen_distance = <mm to center> | <mm to top> <mm to bottom>
;; Used for visual angle and velocity calculations.
;; Providing <mm to top> <mm to bottom> parameters will give better estimates than <mm to center>
;; <mm to center> = distance from display center to subject in millimeters.
;; <mm to top> = distance from display top to subject in millimeters.
;; <mm to bottom> = distance from display bottom to subject in millimeters.
screen_distance = 820 815
## analog_dac_range = <min voltage> <max voltage>
;; Total DAC voltage range (low, high) in volts (-10..+10)
analog_dac_range = -10, +10
## validation_resample_worst = <number of points>
;; number of points to resample after validation
validation_resample_worst = 3
## validation_worst_error = <degrees>
;; error required for resampling
validation_worst_error = 0.5
;; SET CONVERSION FOR GAZE POSITION
;; The data range scales to cover screen_pixel_coords
;; usually a border of 20% is required for drift etc.
;; compute gaze position as follows:
;;
;; R = (voltage-minvoltage)/(maxvoltage-minvoltage)
;; S = R*(maxrange-minrange)+minrange
;; gazex = screenleft+S*(screenright-screenleft+1)
;; gazey = screentop+S*(screenbottom-screentop+1)
;;
analog_x_range = GAZE, 0.0, 1.0 // Full voltage range mapped to screen
analog_y_range = GAZE, 1.0, 0.0 // neg volt = gaze below centre screen
driftcorrect_cr_disable = OFF
online_dcorr_refposn = 0,0
online_dcorr_button = ON
;; This sets up the automatic parsing system for eye movements
;; Numbers are degrees, deg/sec, deg/sec/sec,
;; and milliseconds (multiples of 4 msec)
;; these are used for saccade detection (degrees/second)
;; generally, these settings should not have to be changed.
;; Increasing saccade velocity to 30 degrees/sec
;; will prevent detection of some saccedes <0.5 degree in size.
// CONFIGURATION 0: STANDARD (COGNITIVE)
// COGNITIVE (conservative) parsing
// Ignores small saccades
// may under-report saccade duration and amplitude
## select_parser_configuration = <set>
;; Selects the preset saccade detector configuration for
;; standard parser setup (0) or more sensitive saccade detector (1).
;; These are equivalent to the cognitive and psychophysical configurations.
;; <set>: 0 for standard, 1 for high sensitivity
select_parser_configuration 0
## fast_velocity_filter = <YES or NO>
;; use faster velocity filter
;; this shortens saccades, but has less noise immunity
;; The slow filter has 25% response at 2 samples, 0 at 3 samples
;; The fast filter has 50% response at 1 sample, 0 at 2 samples
fast_velocity_filter = NO;
## saccade_velocity_threshold = <vel>
;; Sets velocity threshold of saccade detection
;; <vel>: minimum velocity (°/sec) for saccade.
saccade_velocity_threshold = 75
## saccade_acceleration_threshold = <accel>
;; Sets acceleration threshold of saccade detecto
;; <accel>: minimum acceleration (°/sec/sec) for saccades.
saccade_acceleration_threshold = 20000
## saccade_motion_threshold = <deg>
;; Sets a spatial threshold to shorten saccades.
;; Usually 0.10 for cognitive research, 0 for pursuit and neurological work.
;; <deg>: minimum motion (degrees) out of fixation before saccade
;; onset allowed.
saccade_motion_threshold = 0.5
## saccade_pursuit_fixup = <maxvel>
;; Sets the maximum pursuit velocity accommodation by the saccade detector.
;; <maxvel>: maximum pursuit velocity fixup (°/sec).
saccade_pursuit_fixup = 60
;; these extend saccades once detected
;; to better match psychophysical numbers
;; These add to the parser data delay.
;; Leave OFF for now
## saccade_extend_velocity = <degrees per second>
;; extend length while above this velocity
saccade_extend_velocity = 25
## saccade_max_extend_start = <time in msec>
;; max time to extend at the start of the saccade
saccade_max_extend_start = 0
## saccade_max_extend_end = <time in msec>
;; max time to extend at the end of the saccade
saccade_max_extend_after = 0
## saccade_onset_verify_time = <time in msec>
;; Milliseconds that saccade exceeds velocity threshold.
;; These times are used to verify that saccade isn't borderline or noise.
saccade_onset_verify_time = 6
## saccade_offset_verify_time = <time in msec>
;; Fill-in for gaps in saccade.
;; These times are used to verify that saccade isn't borderline or noise.
saccade_offset_verify_time = 20
## blink_offset_verify_time = <time in msec>
;; Blink detection. Blink (missing pupil) gaps may need to be filled in.
blink_offset_verify_time = 12