-
Notifications
You must be signed in to change notification settings - Fork 0
/
key_prac.m
395 lines (354 loc) · 14.6 KB
/
key_prac.m
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
function key_prac(version)
%present 1-5 to familiarize the subjects with key
%mapping. Keep presenting until get 45 (a full run) correct in a row, order
%randomly sampled using datasampe(data,n). If participants make a wrong
%response, they will be shown a picture of the correct key for 2
%secondes(may need to adjust codes for screens with different resolutions).
%% surpress the screen sync error on Windows, will like result in wildly inaccurate timing of stimulus onsets
Screen('Preference','SkipSyncTests',1);
Screen('Preference','VisualDebugLevel',0);
%create a cell structure for all the options
stim={'1','2','3','4','5'};%,'animate','inanimate'};
KbName('UnifyKeyNames');
endofprac='practice ends';
%load images
img_folder='C:\Users\haozi\Desktop\PhD\fMRI_PrC-PPC\button_box\';
left_ring=imread(strcat(img_folder,'left_ring.JPG'));
left_mid=imread(strcat(img_folder,'left_middle.JPG'));
left_index=imread(strcat(img_folder,'left_index.JPG'));
right_index=imread(strcat(img_folder,'right_index.JPG'));
right_mid=imread(strcat(img_folder,'right_middle.JPG'));
right_ring=imread(strcat(img_folder,'right_ring.JPG'));
handv1=imread(strcat(img_folder,'left_5.JPG'));
handv2=imread(strcat(img_folder,'right_5.JPG'));
switch version
%% version 1
case 1 %5 on left
r5=KbName('8*');
r4=KbName('7&');
r3=KbName('6^');
r2=KbName('1!');
r1=KbName('2@');
% animate=KbName('3#');
% inanimate=KbName('4$');
try
%% initialize instructions
screens=Screen('Screens');
screenNumber=max(screens);
% Open window with default settings:
[w,rect]=Screen('OpenWindow', screenNumber);
[xCenter, yCenter] = RectCenter(rect);
%make image matrices into OpenGL textures, not drawing them
%yet!
left_ring_tex = Screen('MakeTexture', w, left_ring);
left_mid_tex= Screen('MakeTexture', w, left_mid);
left_index_tex= Screen('MakeTexture', w, left_index);
right_index_tex= Screen('MakeTexture', w, right_index);
right_mid_tex= Screen('MakeTexture', w, right_mid);
v1tex=Screen('MakeTexture',w,handv1);
% %get inter-rrame interval
% ifi = Screen('GetFlipInterval', w);
% %Interstimulus interval time in seconds and frames
% isiTimeSecs = 1;
% isiTimeFrames = round(isiTimeSecs / ifi);
% Select specific text font, style and size:
Screen('TextFont',w, 'Courier New');
Screen('TextSize',w, 64);
Screen('TextStyle', w, 1+2);
% Read instruction file:
fd = fopen('key_prac_ins.m');
if fd==-1
error('Could not open instructions.m file.');
end
mytext = '';
%skip the first line
for k=1:1
fgets(fd);
end
lcount = 2;%starting line
tl=fgets(fd);
while lcount < 17%ending line
mytext = [mytext tl]; %#ok<*AGROW>
tl = fgets(fd);
lcount = lcount + 1;
end
fclose(fd);
mytext = [mytext newline];
% Get rid of '% ' symbols at the start of each line:
mytext = strrep(mytext, '% ', '');
mytext = strrep(mytext, '%', '');
% Now vertically centered:
[nx, ny, bbox] = DrawFormattedText(w, mytext,'center','center');
Screen('Flip',w);
KbStrokeWait;
Screen('DrawTexture', w, v1tex);
Screen('Flip',w);
KbStrokeWait;
%% practice procedure
%threshold for consecutive correct responses
success=0;
while success < 45
respond=true;
curWord=datasample(stim,1);%randomly sample from the 7 options
curWord=curWord{1};
%draw fixation
DrawFormattedText(w, '+', 'center', 'center');
Screen('Flip',w);
WaitSecs(2);
%% get response
while respond==true
DrawFormattedText(w,curWord, 'center', 'center' );
% Check the keyboard.
[keyIsDown,secs, keyCode] = KbCheck;
if keyCode(r5)
resp='5';
respond=false;
elseif keyCode(r4)
resp='4';
respond=false;
elseif keyCode(r3)
resp='3';
respond=false;
elseif keyCode(r2)
resp='2';
respond=false;
elseif keyCode(r1)
resp='1';
respond=false;
% elseif strcmp(curWord,'animate')&&keyCode(animate)
% success=success+1;
% respond=false;
% elseif strcmp(curWord,'inanimate')&&keyCode(inanimate)
% success=success+1;
% respond=false;
% else
% success=0;
% respond=false;
end
Screen('Flip',w);
end
%% if correct
% if strcmp(curWord,'animate')&&strcmp(resp,'3')
% success=success+1;
% elseif strcmp(curWord,'inanimate')&&strcmp(resp,'2')
% success=success+1;
%if the resp match the stimulus,proceed to next trial
%directly
if strcmp(curWord,'1')&&strcmp(resp,'1')
success=success+1;
elseif strcmp(curWord,'2')&&strcmp(resp,'2')
success=success+1;
elseif strcmp(curWord,'3')&&strcmp(resp,'3')
success=success+1;
elseif strcmp(curWord,'4')&&strcmp(resp,'4')
success=success+1;
elseif strcmp(curWord,'5')&&strcmp(resp,'5')
success=success+1;
%if the resp doesn't match the stimulus, display the
%correct key, then proceed to next trial
elseif strcmp(curWord,'1')
Screen('DrawTexture', w, right_mid_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'2')
Screen('DrawTexture', w, right_index_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'3')
Screen('DrawTexture', w, left_index_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'4')
Screen('DrawTexture', w, left_mid_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'5')
Screen('DrawTexture', w, left_ring_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
end
end
DrawFormattedText(w,endofprac, 'center', 'center' );
Screen('Flip',w);
WaitSecs(3)
Screen('CloseAll')
catch %#ok<*CTCH>
% This "catch" section executes in case of an error in the "try"
% section []
% above. Importantly, it closes the onscreen window if it's open.
sca;
fclose('all');
psychrethrow(psychlasterror);
end
%% version 2
case 2 % 5 on right
r5=KbName('3#');
r4=KbName('2@');
r3=KbName('1!');
r2=KbName('6^');
r1=KbName('7&');
% animate=KbName('3');
% inanimate=KbName('2');
try
%% initialize instructions
screens=Screen('Screens');
screenNumber=max(screens);
% Open window with default settings:
[w,rect]=Screen('OpenWindow', screenNumber);
[xCenter, yCenter] = RectCenter(rect);
%make image matrices into OpenGL textures, not drawing them
%yet!
left_mid_tex= Screen('MakeTexture', w, left_mid);
left_index_tex= Screen('MakeTexture', w, left_index);
right_index_tex= Screen('MakeTexture', w, right_index);
right_mid_tex= Screen('MakeTexture', w, right_mid);
right_ring_tex= Screen('MakeTexture', w, right_ring);
v2tex=Screen('MakeTexture', w, handv2);
% %get inter-rrame interval
% ifi = Screen('GetFlipInterval', w);
% % Interstimulus interval time in seconds and frames
% isiTimeSecs = 1;
% isiTimeFrames = round(isiTimeSecs / ifi);
% Select specific text font, style and size:
Screen('TextFont',w, 'Courier New');
Screen('TextSize',w, 64);
Screen('TextStyle', w, 1+2);
% Read instruction file:
fd = fopen('key_prac_ins.m');
if fd==-1
error('Could not open instructions.m file.');
end
mytext = '';
%skip the first 20 lines
for k=1:17
fgets(fd);
end
lcount = 18;
tl=fgets(fd);
while lcount < 33
mytext = [mytext tl]; %#ok<*AGROW>
tl = fgets(fd);
lcount = lcount + 1;
end
fclose(fd);
mytext = [mytext newline];
% Get rid of '% ' symbols at the start of each line:
mytext = strrep(mytext, '% ', '');
mytext = strrep(mytext, '%', '');
% Now vertically centered:
[nx, ny, bbox] = DrawFormattedText(w, mytext,'center','center');
Screen('Flip',w);
KbStrokeWait;
Screen('DrawTexture', w, v2tex);
Screen('Flip',w);
KbStrokeWait;
%% practice procedure
%threshold for consecutive correct responses
success=0;
while success < 45
respond=true;
curWord=datasample(stim,1);%randomly sample from the 7 options
curWord=curWord{1};
%draw fixation
DrawFormattedText(w, '+', 'center', 'center');
Screen('Flip',w);
WaitSecs(2);
%% get response
while respond==true
DrawFormattedText(w,curWord, 'center', 'center' );
% Check the keyboard.
[keyIsDown,secs, keyCode] = KbCheck;
if keyCode(r5)
resp='5';
respond=false;
elseif keyCode(r4)
resp='4';
respond=false;
elseif keyCode(r3)
resp='3';
respond=false;
elseif keyCode(r2)
resp='2';
respond=false;
elseif keyCode(r1)
resp='1';
respond=false;
% elseif strcmp(curWord,'animate')&&keyCode(animate)
% success=success+1;
% respond=false;
% elseif strcmp(curWord,'inanimate')&&keyCode(inanimate)
% success=success+1;
% respond=false;
% else
% success=0;
% respond=false;
end
Screen('Flip',w);
end
%% if correct
% if strcmp(curWord,'animate')&&strcmp(resp,'3')
% success=success+1;
% elseif strcmp(curWord,'inanimate')&&strcmp(resp,'2')
% success=success+1;
%if the resp match the stimulus,proceed to next trial
%directly
if strcmp(curWord,'1')&&strcmp(resp,'1')
success=success+1;
elseif strcmp(curWord,'2')&&strcmp(resp,'2')
success=success+1;
elseif strcmp(curWord,'3')&&strcmp(resp,'3')
success=success+1;
elseif strcmp(curWord,'4')&&strcmp(resp,'4')
success=success+1;
elseif strcmp(curWord,'5')&&strcmp(resp,'5')
success=success+1;
%if the resp doesn't match the stimulus, display the
%correct key, then proceed to next trial
elseif strcmp(curWord,'1')
Screen('DrawTexture', w, left_mid_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'2')
Screen('DrawTexture', w, left_index_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'3')
Screen('DrawTexture', w, right_index_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'4')
Screen('DrawTexture', w, right_mid_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
elseif strcmp(curWord,'5')
Screen('DrawTexture', w, right_ring_tex);
Screen('Flip',w);
WaitSecs(2);
success=0;
end
end
DrawFormattedText(w,endofprac, 'center', 'center' );
Screen('Flip',w);
WaitSecs(3)
Screen('CloseAll')
catch %#ok<*CTCH>
% This "catch" section executes in case of an error in the "try"
% section []
% above. Importantly, it closes the onscreen window if it's open.
sca;
fclose('all');
psychrethrow(psychlasterror);
end
otherwise
error('there are only two versions for hand mapping')
end
end