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AfterImageDuration.m
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AfterImageDuration.m
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function varargout = AfterImageDuration(varargin)
gui_Singleton = 1;
gui_State = struct('gui_Name', mfilename, ...
'gui_Singleton', gui_Singleton, ...
'gui_OpeningFcn', @AfterImageDuration_OpeningFcn, ...
'gui_OutputFcn', @AfterImageDuration_OutputFcn, ...
'gui_LayoutFcn', [] , ...
'gui_Callback', []);
if nargin && ischar(varargin{1})
gui_State.gui_Callback = str2func(varargin{1});
end
if nargout
[varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
else
gui_mainfcn(gui_State, varargin{:});
end
function AfterImageDuration_OpeningFcn(hObject, eventdata, handles, varargin)
handles.output = hObject;
guidata(hObject, handles);
function varargout = AfterImageDuration_OutputFcn(hObject, eventdata, handles)
varargout{1} = handles.output;
function RefSpotDiameter_Callback(hObject, eventdata, handles)
function RefSpotLatency_Callback(hObject, eventdata, handles)
function RefSpotIntensity_Callback(hObject, eventdata, handles)
function RefSpotXPosition_Callback(hObject, eventdata, handles)
function RefSpotYPosition_Callback(hObject, eventdata, handles)
function StiSpotDiameter_Callback(hObject, eventdata, handles)
function StiSpotDuration_Callback(hObject, eventdata, handles)
function StiSpotIntensity_Callback(hObject, eventdata, handles)
function PxPerCm_Callback(hObject, eventdata, handles)
function ViewDistance_Callback(hObject, eventdata, handles)
function FixPointXPosition_Callback(hObject, eventdata, handles)
function FixPointYPosition_Callback(hObject, eventdata, handles)
function FixPointSize_Callback(hObject, eventdata, handles)
function FixPointColor_Callback(hObject, eventdata, handles)
function BackgroundColor_Callback(hObject, eventdata, handles)
function StiSpotXPosition_Callback(hObject, eventdata, handles)
function StiSpotYPosition_Callback(hObject, eventdata, handles)
function Trials_Callback(hObject, eventdata, handles)
function AIDCalibFile_Callback(hObject, eventdata, handles)
function CloseButton_Callback(hObject, eventdata, handles)
global sM scr el
ListenChar(0);
Priority(0);
close(sM)
Eyelink('StopRecording');
Screen('CloseAll');
sca
clear sM scr el
function InitializeButton_Callback(hObject, eventdata, handles)
global sM scr fixationWindow el fixWinSize rectColor
fn = get(handles.AIDCalibFile, 'String');
calibrationFile=load(fn);
if isstruct(calibrationFile) %older matlab version bug wraps object in a structure
calibrationFile = calibrationFile.c;
else
calibrationFile = [];
end
KbName('UnifyKeyNames');
screenNumber=max(Screen('Screens'));
windowed = [];
backgroundColor = str2num(get(handles.BackgroundColor,'String'));
pixelsPerCm = str2num(get(handles.PxPerCm,'String'));
distance = str2num(get(handles.ViewDistance,'String'));
%-----------------------open the PTB screens------------------------
sM = screenManager('verbose',false,'blend',true,'screen',screenNumber,...
'pixelsPerCm',pixelsPerCm,...
'distance',distance,'bitDepth','FloatingPoint32BitIfPossible',...
'debug',false,'antiAlias',0,'nativeBeamPosition',0, ...
'srcMode','GL_SRC_ALPHA','dstMode','GL_ONE_MINUS_SRC_ALPHA',...
'windowed',windowed,'backgroundColour',[backgroundColor 0],...
'gammaTable', calibrationFile); %use a temporary screenManager object
screenVals = open(sM); %open PTB screen
scr.w = sM.win;
scr.screenRect = sM.winRect;
scr.ifi = sM.screenVals.ifi;
scr.ppd = sM.ppd;
fixWinSize = 2*scr.ppd; % deg change to pixel ;30; %pixel
rectColor = 0;
sM.drawCross;sM.flip;
%% eyelink init & Calibration ----lixh
dummymode=0;
% Provide Eyelink with details about the graphics environment
% and perform some initializations. The information is returned
% in a structure that also contains useful defaults
% and control codes (e.g. tracker state bit and Eyelink key values).
window = scr.w;
el=EyelinkInitDefaults(window);
el.backgroundcolour = BlackIndex(el.window);
el=EyelinkInitDefaults(window);
% Initialization of the connection with the Eyelink Gazetracker.
% exit program if this fails.
if ~EyelinkInit(dummymode, 1)
fprintf('Eyelink Init aborted.\n');
cleanup; % cleanup function
return;
end
% SET UP TRACKER CONFIGURATION
Eyelink('command', 'calibration_type = HV5');
% set parser (conservative saccade thresholds)
Eyelink('command', 'saccade_velocity_threshold = 35');
Eyelink('command', 'saccade_acceleration_threshold = 9500');
Eyelink('command', 'link_sample_data = LEFT,RIGHT,GAZE,AREA');
% you must call this function to apply the changes from above
% EyelinkUpdateDefaults(el);
% Calibrate the eye tracker
EyelinkDoTrackerSetup(el);
% do a final check of calibration using driftcorrection
%EyelinkDoDriftCorrection(el);
% STEP 5
% start recording eye position
function fix = infixationWindow(mx,my)
global fixationWindow
% determine if gx and gy are within fixation window
fix = mx > fixationWindow(1) && mx < fixationWindow(3) && ...
my > fixationWindow(2) && my < fixationWindow(4) ;
function FillFixPointFunction(hObject, eventdata, handles)
global sM scr fixWinSize rectColor
FixPointSize = str2num(get(handles.FixPointSize,'String'))*scr.ppd;
FixPointXPosition = str2num(get(handles.FixPointXPosition,'String'));
FixPointYPosition = str2num(get(handles.FixPointYPosition,'String'));
FixPointColor = str2num(get(handles.FixPointColor,'String'));
Screen('FillRect',scr.w,rectColor,[FixPointXPosition-fixWinSize/2 FixPointYPosition-fixWinSize/2 FixPointXPosition+fixWinSize/2 FixPointYPosition+fixWinSize/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
Screen('Flip',scr.w);
function RefreshButton_Callback(hObject, eventdata, handles)
global sM scr
BackgroundColor = str2num(get(handles.BackgroundColor,'String'));
sM.drawBackground;
sM.drawCross; sM.flip;
function StartButton_Callback(hObject, eventdata, handles)
global sM scr el fixationWindow fixWinSize
Eyelink('StartRecording');
out_percent = 0;
sM.drawBackground; sM.flip;
StiSpotDiameter = str2num(['[' get(handles.StiSpotDiameter,'string') ']']).*scr.ppd;
StiSpotDuration = str2num(['[' get(handles.StiSpotDuration,'string') ']']);
StiSpotIntensity = str2num(['[' get(handles.StiSpotIntensity,'string') ']']);
StiSpotPosition = [str2num(get(handles.StiSpotXPosition,'string')) str2num(get(handles.StiSpotYPosition,'string'))];
RefSpotDiameter = str2num(get(handles.RefSpotDiameter,'string'))*scr.ppd;
RefSpotIntensity = str2num(get(handles.RefSpotIntensity,'string'));
RefSpotLatency = str2num(['[' get(handles.RefSpotLatency,'string') ']']);
RefSpotPosition = [str2num(get(handles.RefSpotXPosition,'string')) str2num(get(handles.RefSpotYPosition,'string'))];
Trials = str2num(get(handles.Trials,'string'));
KbName('UnifyKeyNames');
fButton = KbName('F');
cButton = KbName('C');
escButton = KbName('escape');
leftButton = KbName('leftarrow');
rightButton = KbName('rightarrow');
downButton = KbName('downarrow');
upButton = KbName('uparrow');
index = [];
for i=1:Trials
index = [index randperm(length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency))];
end
index_StiSpotDiameter = ceil(index/length(StiSpotDuration)/length(StiSpotIntensity)/length(RefSpotLatency));
remain = mod(index-1, length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency))+ 1;
index_StiSpotDuration = ceil(remain/length(StiSpotIntensity)/length(RefSpotLatency));
remain = mod(remain-1, length(StiSpotIntensity)*length(RefSpotLatency))+ 1;
index_StiSpotIntensity = ceil(remain/length(RefSpotLatency));
remain = mod(remain-1, length(RefSpotLatency))+ 1;
index_RefSpotLatency = remain;
Screen('DrawText',scr.w,'Hold Button F to START!',scr.screenRect(3)/2-50,scr.screenRect(4)/2+200);
FixPointSize = str2num(get(handles.FixPointSize,'String'));
FixPointXPosition = str2num(get(handles.FixPointXPosition,'String'));
FixPointYPosition = str2num(get(handles.FixPointYPosition,'String'));
FixPointColor = [0 0 0 1]; %str2num(get(handles.FixPointColor,'String'));
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
sM.flip;
EyeData = [];
error_index1 = [];
error_index2 = [];
error_index3 = [];
error_index4 = [];
ResponseMatrix = zeros(length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency),7);
for i=1:length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency)*Trials
ResponseMatrix(i,1)=StiSpotDiameter(index_StiSpotDiameter(i))/scr.ppd;
ResponseMatrix(i,2)=StiSpotDuration(index_StiSpotDuration(i));
ResponseMatrix(i,3)=StiSpotIntensity(index_StiSpotIntensity(i));
ResponseMatrix(i,4)=RefSpotLatency(index_RefSpotLatency(i));
[s, keyCode, deltaSecs] = KbPressWait;
while keyCode(fButton)~=1
[s, keyCode, deltaSecs] = KbPressWait;
end
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
WaitSecs(2*rand(1));
ResponseMatrix(i,7)=1; %if no out win,value is 1
save('TempAfterImageDuration.mat','ResponseMatrix');
X = [];
Y = [];
XX = [];
YY = [];
broke = 0;
%%
sM.drawBackground;
Screen('FillOval', scr.w, StiSpotIntensity(index_StiSpotIntensity(i)),[StiSpotPosition(1)-StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)-StiSpotDiameter(index_StiSpotDiameter(i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)+StiSpotDiameter(index_StiSpotDiameter(i))/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w, scr.ifi);
% vbl = Screen('Flip',scr.w);
vblendtime = GetSecs + StiSpotDuration(index_StiSpotDuration(i));
fprintf('===>>> Stimulus shown for %.2g seconds\n',StiSpotDuration(index_StiSpotDuration(i)))
while(GetSecs < vblendtime)
%%
error=Eyelink('CheckRecording');
if(error~=0)
fprintf('ERROR NON-ZERO\n');
break;
end
% check for presence of a new sample update
% if Eyelink( 'NewFloatSampleAvailable') > 0
% get the sample in the form of an event structure
evt = Eyelink( 'NewestFloatSample');
% if we don't, first find eye that's being tracked
eye_used = Eyelink('EyeAvailable'); % get eye that's tracked
% returns 0 (LEFT_EYE), 1 (RIGHT_EYE) or 2 (BINOCULAR) depending on what data is
if eye_used == 1
eye_used = 0; % use the left_eye data
end
if eye_used == 2
eye_used = 0; % use the left_eye data
end
if eye_used ~= -1 % do we know which eye to use yet?
% if we do, get current gaze position from sample
x = evt.gx(eye_used+1); % +1 as we're accessing MATLAB array
y = evt.gy(eye_used+1);
% do we have valid data and is the pupil visible?
if x~=el.MISSING_DATA && y~=el.MISSING_DATA && evt.pa(eye_used+1)>0
% if data is valid, draw a circle on the screen at current gaze position
% using PsychToolbox's Screen function
% gazeRect=[ x-3 y-3 x+3 y+3];
% colour=round(rand(3,1)*255); % coloured dot
% Screen('FillOval', window, colour, gazeRect);
% Screen('Flip', el.window, [], 1); % don't erase
mx = x;
my = y;
else
mx = 0;
my = 0;
end
else
mx = 0;
my = 0;
end
% else
% mx = 0;
% my = 0;
% end
X = [X mx];
Y = [Y my];
WaitSecs(0.001);
%%%%%%%%%%%%%%%%%%%%%%%%----eyelink persuit
end
%%
XX = X;
YY = Y;
%%%%%%%%%%%%计算eyedata范围内的最佳中间值
X(X==0) = []; %去零
X = sort(X);
num = length(X);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
xpos = mean(X(1+cut_num/2:end-cut_num/2));
Y(Y==0) = [];
Y = sort(Y);
num = length(Y);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
ypos = mean(Y(1+cut_num/2:end-cut_num/2));
fixationWindow = [0 0 fixWinSize fixWinSize];
fixationWindow = CenterRectOnPoint(fixationWindow, xpos, ypos);
num_in = 0;
num_out = 0;
for ii = 1:length(XX)
if infixationWindow(XX(ii),YY(ii))
num_in = num_in +1;
elseif ~infixationWindow(XX(ii),YY(ii))
num_out = num_out +1;
end
end
if (num_out/(num_in+num_out))>out_percent %>95% broke
disp('broke fix')
broke = 1;
else
disp('in fix')
end
%%
if broke
Beeper(el.calibration_failed_beep(1), el.calibration_failed_beep(2), el.calibration_failed_beep(3));
ResponseMatrix(i,7)=0;%error or out window
error_index1 = [error_index1 index_StiSpotDiameter(i)];
error_index2 = [error_index2 index_StiSpotDuration(i)];
error_index3 = [error_index3 index_StiSpotIntensity(i)];
error_index4 = [error_index4 index_RefSpotLatency(i)];
end
EyeData{i} = [XX;YY];
for j=1:RefSpotLatency(index_RefSpotLatency(i))
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w, vbl + (1 - 0.5) * scr.ifi);
if j==1
s1 = vbl;
end
end
% Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
% sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
%
% Screen('Flip',scr.w);
% [s2, keyCode, deltaSecs] = KbReleaseWait;
% ResponseMatrix(i,5)=s2-s1;
Screen('DrawText',scr.w,'Left: AfterImage appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+200);
Screen('DrawText',scr.w,'Right: Reference appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+250);
Screen('DrawText',scr.w,'Down: Unsure.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+300);
Screen('DrawText',scr.w,'Up: Skip.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+350);
Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
sM.flip;
% WaitSecs(0.5);
ListenChar(2);
while 1
[s, keyCode, deltaSecs] = KbWait;
if keyCode(leftButton) == 1
ResponseMatrix(i,6)=1;
break
elseif keyCode(rightButton) == 1
ResponseMatrix(i,6)=2;
break
elseif keyCode(downButton) == 1
ResponseMatrix(i,6)=3;
break
elseif keyCode(upButton) == 1
ResponseMatrix(i,6)=4;
break
elseif keyCode(escButton) == 1
sM.drawCross;sM.flip;
return
elseif keyCode(cButton) == 1
Eyelink('StopRecording');
EyelinkDoTrackerSetup(el);
Eyelink('StartRecording');
WaitSecs(1);
break
end
end
ResponseMatrix(i,5)=s-s1;
Screen('DrawText',scr.w,'Hold Button F!',scr.screenRect(3)/2-100,scr.screenRect(4)/2+200);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
sM.flip;
WaitSecs(0.2);
disp(i)
ListenChar(1);
end
%% do trials with out window
% error_index11 = error_index1;
% error_index22 = error_index2;
% error_index33 = error_index3;
% error_index44 = error_index44;
while ~isempty(error_index1)
error_index11 = error_index1;
error_index22 = error_index2;
error_index33 = error_index3;
error_index44 = error_index4;
error_index1 = [];
error_index2 = [];
error_index3 = [];
error_index4 = [];
for j=i+1:i+length(error_index11);
ResponseMatrix(j,1)=StiSpotDiameter(error_index11(j-i))/scr.ppd;
ResponseMatrix(j,2)=StiSpotDuration(error_index22(j-i));
ResponseMatrix(j,3)=StiSpotIntensity(error_index33(j-i));
ResponseMatrix(j,4)=RefSpotLatency(error_index44(j-i));
[s, keyCode, deltaSecs] = KbPressWait;
while keyCode(fButton)~=1
[s, keyCode, deltaSecs] = KbPressWait;
end
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
% Screen('FillRect',scr.w,0)
vbl = Screen('Flip',scr.w);
WaitSecs(2*rand(1));
ResponseMatrix(j,7)=1; %if no out win,value is 1
X = [];
Y = [];
XX = [];
YY = [];
broke = 0;
%%
sM.drawBackground;
Screen('FillOval', scr.w, StiSpotIntensity(error_index33(j-i)),[StiSpotPosition(1)-StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)-StiSpotDiameter(error_index11(j-i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)+StiSpotDiameter(error_index11(j-i))/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w, scr.ifi);
vblendtime = GetSecs + StiSpotDuration(error_index22(j-i));
while(GetSecs < vblendtime)
%%
error=Eyelink('CheckRecording');
if(error~=0)
break;
end
% check for presence of a new sample update
% if Eyelink( 'NewFloatSampleAvailable') > 0
% get the sample in the form of an event structure
evt = Eyelink( 'NewestFloatSample');
% if we don't, first find eye that's being tracked
eye_used = Eyelink('EyeAvailable'); % get eye that's tracked
% returns 0 (LEFT_EYE), 1 (RIGHT_EYE) or 2 (BINOCULAR) depending on what data is
if eye_used == 1
eye_used = 0; % use the left_eye data
end
if eye_used == 2
eye_used = 0; % use the left_eye data
end
if eye_used ~= -1 % do we know which eye to use yet?
% if we do, get current gaze position from sample
x = evt.gx(eye_used+1); % +1 as we're accessing MATLAB array
y = evt.gy(eye_used+1);
% do we have valid data and is the pupil visible?
if x~=el.MISSING_DATA && y~=el.MISSING_DATA && evt.pa(eye_used+1)>0
% if data is valid, draw a circle on the screen at current gaze position
% using PsychToolbox's Screen function
% gazeRect=[ x-3 y-3 x+3 y+3];
% colour=round(rand(3,1)*255); % coloured dot
% Screen('FillOval', window, colour, gazeRect);
% Screen('Flip', el.window, [], 1); % don't erase
mx = x;
my = y;
else
mx = 0;
my = 0;
end
else
mx = 0;
my = 0;
end
% else
% mx = 0;
% my = 0;
% end
X = [X mx];
Y = [Y my];
WaitSecs(0.001);
%%%%%%%%%%%%%%%%%%%%%%%%----eyelink persuit
end
%%
XX = X;
YY = Y;
%%%%%%%%%%%%计算eyedata范围内的最佳中间值
X(X==0) = []; %去零
X = sort(X);
num = length(X);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
xpos = mean(X(1+cut_num/2:end-cut_num/2))
Y(Y==0) = [];
Y = sort(Y);
num = length(Y);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
ypos = mean(Y(1+cut_num/2:end-cut_num/2))
fixationWindow = [0 0 fixWinSize fixWinSize];
fixationWindow = CenterRectOnPoint(fixationWindow, xpos, ypos);
num_in = 0;
num_out = 0;
for ii = 1:length(XX)
if infixationWindow(XX(ii),YY(ii))
num_in = num_in +1;
elseif ~infixationWindow(XX(ii),YY(ii))
num_out = num_out +1;
end
end
if (num_out/(num_in+num_out))>out_percent %>95% broke
disp('broke fix')
broke = 1;
else
disp('in fix')
end
if broke
Beeper(el.calibration_failed_beep(1), el.calibration_failed_beep(2), el.calibration_failed_beep(3));
ResponseMatrix(j,7)=0; %if no out win,value is 1
error_index1 = [error_index1 error_index11(j-i)];
error_index2 = [error_index2 error_index22(j-i)];
error_index3 = [error_index3 error_index33(j-i)];
error_index4 = [error_index4 error_index44(j-i)];
end
EyeData{j} = [XX;YY];
for jj=1:RefSpotLatency(error_index44(j-i))
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w, vbl + (1 - 0.5) * scr.ifi);
if jj==1
s1 = vbl;
end
end
% Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
% sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
%
% Screen('Flip',scr.w);
% [s2, keyCode, deltaSecs] = KbReleaseWait;
% ResponseMatrix(j,5)=s2-s1;
Screen('DrawText',scr.w,'Left: AfterImage appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+200);
Screen('DrawText',scr.w,'Right: Reference appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+250);
Screen('DrawText',scr.w,'Down: Unsure.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+300);
Screen('DrawText',scr.w,'Up: Skip.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+350);
Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
Screen('Flip',scr.w);
% WaitSecs(0.5);
while 1
[s, keyCode, deltaSecs] = KbWait;
if keyCode(leftButton) == 1
ResponseMatrix(j,6)=1;
break
elseif keyCode(rightButton) == 1
ResponseMatrix(j,6)=2;
break
elseif keyCode(downButton) == 1
ResponseMatrix(j,6)=3;
break
elseif keyCode(upButton) == 1
ResponseMatrix(j,6)=4;
break
elseif keyCode(escButton) == 1
sM.drawCross;sM.flip;
return
end
end
ResponseMatrix(j,5)=s-s1;
Screen('DrawText',scr.w,'Hold Button F!',scr.screenRect(3)/2-100,scr.screenRect(4)/2+200);
sM.drawCross;sM.flip;
WaitSecs(0.2);
disp(j)
end
i = i+length(error_index11);
% if j>4 %to many trials ,break
% break;
% end
end %until error_index = []
Screen('DrawText',scr.w,'Thank you!',scr.screenRect(3)/2-25,scr.screenRect(4)/2+200);
sM.drawCross;sM.flip;
filename = strcat(datestr(now,'yyyy-mm-dd-HH-MM-SS'),'.mat');
save (filename, 'ResponseMatrix','EyeData')
% --- Executes on button press in S3StartButton.
function S3StartButton_Callback(hObject, eventdata, handles)
global sM scr el fixationWindow fixWinSize
out_percent = 0;
BackgroundColor = str2num(get(handles.BackgroundColor,'String'));
sM.drawBackground;
% Screen('FillRect',scr.w,0);
Screen('Flip',scr.w);
StiSpotDiameter = str2num(['[' get(handles.StiSpotDiameter,'string') ']']).*scr.ppd;
StiSpotDuration = str2num(['[' get(handles.StiSpotDuration,'string') ']']);
StiSpotIntensity = str2num(['[' get(handles.StiSpotIntensity,'string') ']']);
StiSpotPosition = [str2num(get(handles.StiSpotXPosition,'string')) str2num(get(handles.StiSpotYPosition,'string'))];
RefSpotDiameter = str2num(get(handles.RefSpotDiameter,'string'))*scr.ppd;
RefSpotIntensity = str2num(get(handles.RefSpotIntensity,'string'));
RefSpotLatency = str2num(['[' get(handles.RefSpotLatency,'string') ']']);
RefSpotPosition = [str2num(get(handles.RefSpotXPosition,'string')) str2num(get(handles.RefSpotYPosition,'string'))];
Trials = str2num(get(handles.Trials,'string'));
KbName('UnifyKeyNames');
fButton = KbName('F');
escButton = KbName('escape');
leftButton = KbName('leftarrow');
rightButton = KbName('rightarrow');
downButton = KbName('downarrow');
index = [];
for i=1:Trials
index = [index randperm(length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency))];
end
index_StiSpotDiameter = ceil(index/length(StiSpotDuration)/length(StiSpotIntensity)/length(RefSpotLatency));
remain = mod(index-1, length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency))+ 1;
index_StiSpotDuration = ceil(remain/length(StiSpotIntensity)/length(RefSpotLatency));
remain = mod(remain-1, length(StiSpotIntensity)*length(RefSpotLatency))+ 1;
index_StiSpotIntensity = ceil(remain/length(RefSpotLatency));
remain = mod(remain-1, length(RefSpotLatency))+ 1;
index_RefSpotLatency = remain;
Screen('DrawText',scr.w,'Start!',scr.screenRect(3)/2-50,scr.screenRect(4)/2+200);
sM.drawCross;sM.flip;
FixPointSize = str2num(get(handles.FixPointSize,'String'))*scr.ppd;
FixPointXPosition = str2num(get(handles.FixPointXPosition,'String'));
FixPointYPosition = str2num(get(handles.FixPointYPosition,'String'));
FixPointColor = str2num(get(handles.FixPointColor,'String'));
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
% Screen('Flip',scr.w);
%%
% index_intensity_by_latency = randperm(length(index));
intensity0 = [StiSpotIntensity;RefSpotIntensity];
intensity00= [RefSpotIntensity;StiSpotIntensity];
% intensity = [];
% for n = 1:length(index)
% if n>length(index)/2
% intensity = [intensity intensity00];
% else
% intensity = [intensity intensity0];
% end
% end
intensity = zeros(2,length(index));
for n = 1:length(RefSpotLatency)
index0 = find(index_RefSpotLatency == n);
rand_index = randperm(length(index0));
for nn = 1:length(index0)
if rem(nn,2)==0
intensity(:,index0(rand_index(nn))) = intensity00;
else
intensity(:,index0(rand_index(nn))) = intensity0;
end
end
end
%%
EyeData = [];
error_index1 = [];
error_index2 = [];
error_index3 = [];
error_index4 = [];
ResponseMatrix = zeros(length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency),8);
for i=1:length(StiSpotDiameter)*length(StiSpotDuration)*length(StiSpotIntensity)*length(RefSpotLatency)*Trials
ResponseMatrix(i,1)=StiSpotDiameter(index_StiSpotDiameter(i))/scr.ppd;
ResponseMatrix(i,2)=StiSpotDuration(index_StiSpotDuration(i));
% ResponseMatrix(i,3)=StiSpotIntensity(index_StiSpotIntensity(i));
ResponseMatrix(i,3)=intensity(1,i);
ResponseMatrix(i,8)=intensity(2,i);
ResponseMatrix(i,4)=RefSpotLatency(index_RefSpotLatency(i));
[s, keyCode, deltaSecs] = KbPressWait;
while keyCode(fButton)~=1
[s, keyCode, deltaSecs] = KbPressWait;
end
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
% Screen('FillRect',scr.w,0)
WaitSecs(2*rand(1));
ResponseMatrix(i,7)=1; %if no out win,value is 1
X = [];
Y = [];
XX = [];
YY = [];
broke = 0;
%%
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(i,3),[StiSpotPosition(1)-StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)-StiSpotDiameter(index_StiSpotDiameter(i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)+StiSpotDiameter(index_StiSpotDiameter(i))/2]);
Screen('FillOval', scr.w, ResponseMatrix(i,8),[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
% vbl = Screen('Flip',scr.w);
vblendtime1 = GetSecs + StiSpotDuration(index_StiSpotDuration(i));
vblendtime2 = GetSecs + StiSpotDuration(index_StiSpotDuration(i)) + RefSpotLatency(index_RefSpotLatency(i))/1000;
vblendtime = max(vblendtime1,vblendtime2);
vblendtime_min = min(vblendtime1,vblendtime2);
while(GetSecs < vblendtime)
%% close StiSpot or close RefSpot
if GetSecs>vblendtime_min && vblendtime1<vblendtime2 %正数，左边先消失
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(i,8),[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
elseif GetSecs>vblendtime_min && vblendtime1>vblendtime2%%%%负数 右边先消失
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(i,3),[StiSpotPosition(1)-StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)-StiSpotDiameter(index_StiSpotDiameter(i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(index_StiSpotDiameter(i))/2; StiSpotPosition(2)+StiSpotDiameter(index_StiSpotDiameter(i))/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
end
%%
error=Eyelink('CheckRecording');
if(error~=0)
break;
end
% check for presence of a new sample update
% if Eyelink( 'NewFloatSampleAvailable') > 0
% get the sample in the form of an event structure
evt = Eyelink( 'NewestFloatSample');
% if we don't, first find eye that's being tracked
eye_used = Eyelink('EyeAvailable'); % get eye that's tracked
% returns 0 (LEFT_EYE), 1 (RIGHT_EYE) or 2 (BINOCULAR) depending on what data is
if eye_used == 1
eye_used = 0; % use the left_eye data
end
if eye_used == 2
eye_used = 0; % use the left_eye data
end
if eye_used ~= -1 % do we know which eye to use yet?
% if we do, get current gaze position from sample
x = evt.gx(eye_used+1); % +1 as we're accessing MATLAB array
y = evt.gy(eye_used+1);
% do we have valid data and is the pupil visible?
if x~=el.MISSING_DATA && y~=el.MISSING_DATA && evt.pa(eye_used+1)>0
% if data is valid, draw a circle on the screen at current gaze position
% using PsychToolbox's Screen function
% gazeRect=[ x-3 y-3 x+3 y+3];
% colour=round(rand(3,1)*255); % coloured dot
% Screen('FillOval', window, colour, gazeRect);
% Screen('Flip', el.window, [], 1); % don't erase
mx = x;
my = y;
else
mx = 0;
my = 0;
end
else
mx = 0;
my = 0;
end
% else
% mx = 0;
% my = 0;
% end
X = [X mx];
Y = [Y my];
WaitSecs(0.001);
%%%%%%%%%%%%%%%%%%%%%%%%----eyelink persuit
end
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
s1 = vbl;
%%
XX = X;
YY = Y;
%%%%%%%%%%%%计算eyedata范围内的最佳中间值
X(X==0) = []; %去零
X = sort(X);
num = length(X);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
xpos = mean(X(1+cut_num/2:end-cut_num/2))
Y(Y==0) = [];
Y = sort(Y);
num = length(Y);
cut_num = round(num*(20/100)); % 取80%的有效范围
if rem(cut_num,2) ~= 0
cut_num = cut_num+1;
end
ypos = mean(Y(1+cut_num/2:end-cut_num/2))
fixationWindow = [0 0 fixWinSize fixWinSize];
fixationWindow = CenterRectOnPoint(fixationWindow, xpos, ypos);
num_in = 0;
num_out = 0;
for ii = 1:length(XX)
if infixationWindow(XX(ii),YY(ii))
num_in = num_in +1;
elseif ~infixationWindow(XX(ii),YY(ii))
num_out = num_out +1;
end
end
if (num_out/(num_in+num_out))>out_percent %>95% broke
disp('broke fix')
broke = 1;
else
disp('in fix')
end
%%
if broke
Beeper(el.calibration_failed_beep(1), el.calibration_failed_beep(2), el.calibration_failed_beep(3));
ResponseMatrix(i,7)=0;%error or out window
error_index1 = [error_index1 index_StiSpotDiameter(i)];
error_index2 = [error_index2 index_StiSpotDuration(i)];
error_index3 = [error_index3 i];
error_index4 = [error_index4 index_RefSpotLatency(i)];
end
EyeData{i} = [XX;YY];
% for j=1:RefSpotLatency(index_RefSpotLatency(i))
% sM.drawBackground;
% sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
%
%
% vbl = Screen('Flip', scr.w, vbl + (1 - 0.5) * scr.ifi);
% if j==1
% s1 = vbl;
% end
% end
% Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
% sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
%
% Screen('Flip',scr.w);
% [s2, keyCode, deltaSecs] = KbReleaseWait;
% ResponseMatrix(i,5)=s2-s1;
Screen('DrawText',scr.w,'Left: AfterImage appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+200);
Screen('DrawText',scr.w,'Right: Reference appear earlier.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+250);
Screen('DrawText',scr.w,'Down: Skip.',scr.screenRect(3)/2-200,scr.screenRect(4)/2+300);
% Screen('FillOval', scr.w, RefSpotIntensity,[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
Screen('Flip',scr.w);
% WaitSecs(0.5);
while 1
[s, keyCode, deltaSecs] = KbWait;
if keyCode(leftButton) == 1
ResponseMatrix(i,6)=1;
break
elseif keyCode(rightButton) == 1
ResponseMatrix(i,6)=2;
break
elseif keyCode(downButton) == 1
ResponseMatrix(i,6)=3;
break
elseif keyCode(escButton) == 1
sM.drawCross;sM.flip;
return
end
end
ResponseMatrix(i,5)=s-s1;
Screen('DrawText',scr.w,'Hold Button F!',scr.screenRect(3)/2-100,scr.screenRect(4)/2+200);
sM.drawCross;sM.flip;
WaitSecs(0.2);
disp(i)
end
%% do trials with out window
% error_index11 = error_index1;
% error_index22 = error_index2;
% error_index33 = error_index3;
% error_index44 = error_index44;
while ~isempty(error_index1)
error_index11 = error_index1;
error_index22 = error_index2;
error_index33 = error_index3;
error_index44 = error_index4;
error_index1 = [];
error_index2 = [];
error_index3 = [];
error_index4 = [];
for j=i+1:i+length(error_index11);
ResponseMatrix(j,1)=StiSpotDiameter(error_index11(j-i))/scr.ppd;
ResponseMatrix(j,2)=StiSpotDuration(error_index22(j-i));
ResponseMatrix(j,3)=intensity(1,error_index33(j-i));
ResponseMatrix(j,8)=intensity(2,error_index33(j-i));
% ResponseMatrix(j,3)=StiSpotIntensity(error_index33(j-i));
ResponseMatrix(j,4)=RefSpotLatency(error_index44(j-i));
[s, keyCode, deltaSecs] = KbPressWait;
while keyCode(fButton)~=1
[s, keyCode, deltaSecs] = KbPressWait;
end
sM.drawBackground;
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
% Screen('FillRect',scr.w,0)
vbl = Screen('Flip',scr.w);
WaitSecs(2*rand(1));
ResponseMatrix(j,7)=1; %if no out win,value is 1
X = [];
Y = [];
XX = [];
YY = [];
broke = 0;
%%
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(j,3),[StiSpotPosition(1)-StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)-StiSpotDiameter(error_index11(j-i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)+StiSpotDiameter(error_index11(j-i))/2]);
Screen('FillOval', scr.w, ResponseMatrix(j,8),[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w, scr.ifi);
% vbl = Screen('Flip',scr.w);
vblendtime1 = GetSecs + StiSpotDuration(error_index22(j-i));
vblendtime2 = GetSecs + StiSpotDuration(error_index22(j-i)) + RefSpotLatency(error_index44(j-i))/1000;
vblendtime = max(vblendtime1,vblendtime2);
vblendtime_min = min(vblendtime1,vblendtime2);
while(GetSecs < vblendtime)
%% close StiSpot or close RefSpot
if GetSecs>vblendtime_min && vblendtime1<vblendtime2
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(j,8),[RefSpotPosition(1)-RefSpotDiameter/2; RefSpotPosition(2)-RefSpotDiameter/2; RefSpotPosition(1)+RefSpotDiameter/2; RefSpotPosition(2)+RefSpotDiameter/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
elseif GetSecs>vblendtime_min && vblendtime1>vblendtime2
sM.drawBackground;
Screen('FillOval', scr.w, ResponseMatrix(j,3),[StiSpotPosition(1)-StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)-StiSpotDiameter(error_index11(j-i))/2; ...
StiSpotPosition(1)+StiSpotDiameter(error_index11(j-i))/2; StiSpotPosition(2)+StiSpotDiameter(error_index11(j-i))/2]);
sM.drawCross(FixPointSize, FixPointColor, FixPointXPosition, FixPointYPosition);
vbl = Screen('Flip', scr.w);
end
%%
error=Eyelink('CheckRecording');
if(error~=0)
break;
end
% check for presence of a new sample update
% if Eyelink( 'NewFloatSampleAvailable') > 0
% get the sample in the form of an event structure