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exp_Tracker_withBlock.py
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exp_Tracker_withBlock.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from pylink import *
import pylink
from psychopy import visual, core, event, gui
import tkinter
import pandas as pd
import numpy as np
import random
import time
def end_trial():
'''Ends recording: adds 100 msec of data to catch final events'''
endRealTimeMode()
pumpDelay(100)
getEYELINK().stopRecording()
while getEYELINK().getkey():
pass
# p及value Wu 1999
p = np.array([0.01, 0.05, 0.1, 0.25, 0.4, 0.5, 0.6, 0.75, 0.9, 0.95, 0.99])
value = np.array([(25, 0), (50, 0), (75, 0), (100, 0), (150, 0), (200, 0), (400, 0), (800, 0),
(50, 25), (75, 50), (100, 50), (150, 50), (150, 100), (200, 100), (200, 150)])
# 创建记录文件
result = {'id': [], 'p': [], 'x1': [], 'x2': [], 'reward': [], 'reaction_time': [], 'is_right': [], 'choose_gamble': []}
# gui
myDlg = gui.Dlg(title="实验")
myDlg.addText('被试信息')
myDlg.addField('姓名:')
myDlg.addField('性别:', choices=['男', '女'])
myDlg.addField('年龄:', 21)
ok_data = myDlg.show() # show dialog and wait for OK or Cancel
window = tkinter.Tk()
(w, h) = (1920, 1080)
w = window.winfo_screenwidth()
h = window.winfo_screenheight()
if not myDlg.OK:
core.quit()
result['name'] = ok_data[0]
result['sex'] = ok_data[1]
result['age'] = ok_data[2]
# 实验刺激预处理 N = 11(p)*15(value)*2 = 330 = 2*5(block)*33(trial)
# 读取初始数据
data = pd.read_csv('data.csv')
data_np = data.values
item = [0] * len(p)
for i in range(len(p)):
item[i] = data.loc[data['p'] == p[i]].values
np.random.shuffle(item[i]) # 打乱每个p下的项目
# 打乱总体
np.random.shuffle(item)
# 不要写[[0]*33]*5，这样赋值时会出错
block = [[0] * 33 for _ in range(5)]
# 每个block 33个trial 11（p）* 3(x1 x2)
for i in range(5):
for j in range(11):
block[i][3 * j] = item[j][i * 3]
block[i][3 * j + 1] = item[j][i * 3 + 1]
block[i][3 * j + 2] = item[j][i * 3 + 2]
np.random.shuffle(block[i])
# 分配8个sure_reward （间隔分配）
sure_asignment = np.random.randint(0, 2, size=(5, 33))
# 刺激位置，0gamble左, 1右
gamble_pos = np.random.randint(0, 2, size=(5, 33, 4))
part2 = [[0] * 33 for _ in range(5)]
part1 = [[0] * 33 for _ in range(5)]
sur = [0, 1]
for i in range(5):
for j in range(33):
p_value = block[i][j][0]
v_x1 = block[i][j][1]
v_x2 = block[i][j][2]
sur[0] = [block[i][j][x] for x in [3, 5, 7, 9]]
sur[1] = [block[i][j][x] for x in [4, 6, 8, 10]]
pos_gamble = gamble_pos[i][j]
if sure_asignment[i][j] == 0:
part1[i][j] = {'p': p_value, 'v': (v_x1, v_x2), 'sure_reward': sur[0], 'gamble_pos': pos_gamble}
part2[i][j] = {'p': p_value, 'v': (v_x1, v_x2), 'sure_reward': sur[1], 'gamble_pos': pos_gamble}
else:
part1[i][j] = {'p': p_value, 'v': (v_x1, v_x2), 'sure_reward': sur[1], 'gamble_pos': pos_gamble}
part2[i][j] = {'p': p_value, 'v': (v_x1, v_x2), 'sure_reward': sur[0], 'gamble_pos': pos_gamble}
# 将part2逆序与part1拼接
trial_set = part1 + part2[::-1]
# 最终数据格式： 2*5(block)*33(trial)
# for each trial： dict{'p', 'v' = (x1, x2), 'sure_reward':[r1,r2,r3,r4]}
RIGHT_EYE = 1
LEFT_EYE = 0
BINOCULAR = 2
# eyelinktracker = EyeLink(trackeraddress=None)
eyelinktracker = EyeLink()
# 眼动仪
pylink.openGraphics((w, h), 32)
# Opens the EDF file.
edfFileName = "%s.EDF" % result['name']
getEYELINK().openDataFile(edfFileName)
pylink.flushGetkeyQueue()
getEYELINK().setOfflineMode()
# Gets the display surface and sends a message to EDF file;
getEYELINK().sendCommand("screen_pixel_coords = 0 0 %d %d" % (w - 1, h - 1))
getEYELINK().sendMessage("DISPLAY_COORDS 0 0 %d %d" % (w - 1, h - 1))
if getEYELINK().getTrackerVersion() == 2:
getEYELINK().sendCommand("select_parser_configuration 0")
else:
getEYELINK().sendCommand("saccade_velocity_threshold = 35")
getEYELINK().sendCommand("saccade_acceleration_threshold = 9500")
getEYELINK().setFileEventFilter("LEFT,RIGHT,FIXATION,SACCADE,BLINK,MESSAGE,BUTTON")
getEYELINK().setFileSampleFilter("LEFT,RIGHT,GAZE,AREA,GAZERES,STATUS")
getEYELINK().setLinkEventFilter("LEFT,RIGHT,FIXATION,SACCADE,BLINK,BUTTON")
getEYELINK().setLinkSampleFilter("LEFT,RIGHT,GAZE,GAZERES,AREA,STATUS")
EYELINK.sendCommand("pupil_size_diameter = True");
pylink.setCalibrationColors((255, 255, 255), (0, 0, 0)) # Sets the calibration target and background color
pylink.setTargetSize(int(w / 70), int(w / 300))
# select best size for calibration target
pylink.setCalibrationSounds("", "", "")
pylink.setDriftCorrectSounds("", "off", "off")
if getEYELINK().isConnected() and not getEYELINK().breakPressed():
print('连接成功')
getEYELINK().doTrackerSetup()
while True:
try:
error = getEYELINK().doDriftCorrect(w // 2, h // 2, 1, 1)
if error != 27:
break
else:
getEYELINK().doTrackerSetup()
except:
getEYELINK().doTrackerSetup()
else:
print('NO')
getEYELINK().close()
closeGraphics()
# psychopy 窗口
win = visual.Window(size=(w, h), fullscr=True, units='pix', color=[0, 0, 0])
# 关闭眼动仪窗口
closeGraphics()
myMouse = event.Mouse()
myMouse.setVisible(0)
# 时间间隔
t_trial = {'t_fix': 0.5, 't_gamble': 1.5, 't_response': 1.5, 't_int': [2, 3, 4]}
posx = int(250*w/1024)
# 文本
text_gamble_1 = visual.TextStim(win, height=64 * h / 720, pos=(int(-150*w/1024), 0))
text_gamble_2 = visual.TextStim(win, height=64 * h / 720, pos=(int(150*w/1024), 0))
text_gamble = visual.TextStim(win, height=64 * h / 720, pos=(-posx, 0))
text_reward = visual.TextStim(win, height=64 * h / 720, pos=(posx, 0))
text_p = visual.TextStim(win, height=64 * h / 720)
txt = visual.TextStim(win, height=64 * h / 720)
# 注视点
fix = visual.ImageStim(win, image="dot.png", size=64)
# 开始屏
txt.text = '按【空格键】开始实验'
txt.draw()
win.flip()
event.waitKeys(keyList=['space'])
event.clearEvents()
clk = core.Clock()
for i in range(len(trial_set)):
for j in range(33):
# 开始记录眼动数据
getEYELINK().startRecording(1, 1, 1, 1)
# 如果记录的是双眼的数据则改为记录左眼；
eye_used = getEYELINK().eyeAvailable()
if eye_used == RIGHT_EYE:
getEYELINK().sendMessage("EYE_USED 1 RIGHT")
elif eye_used == LEFT_EYE or eye_used == BINOCULAR:
getEYELINK().sendMessage("EYE_USED 0 LEFT")
eye_used = LEFT_EYE
core.wait(0.1)
startTime = currentTime()
getEYELINK().sendMessage("SYNCTIME %d" % (currentTime() - startTime))
k = 33*i + j
# 数据
p_v = trial_set[i][j]['p']
x1, x2 = trial_set[i][j]['v']
message = "record_status_message 'Trial n%s, p:%s, x:%s, y:%s'" % (k, p_v, x1, x2)
getEYELINK().sendCommand(message)
msg = "TRIALID p:%s. x:%s. y:%s, n:%s" % (p_v, x1, x2, k)
getEYELINK().sendMessage(msg)
sure_reward = trial_set[i][j]['sure_reward']
np.random.shuffle(sure_reward)
# 注视点
fix.draw()
win.flip()
core.wait(t_trial['t_fix'])
# 概率
text_p.text = "%s%%" % int(100 * p_v)
text_p.draw()
win.flip()
getEYELINK().sendMessage('Probability p:%s, n:%s' % (p_v, k))
core.wait(3)
win.flip()
core.wait(0.2)
# 随机金额对位置
if random.randint(0, 1):
text_gamble_1.text = "￥%s" % int(x1)
text_gamble_2.text = "￥%s" % int(x2)
else:
text_gamble_1.text = "￥%s" % int(x2)
text_gamble_2.text = "￥%s" % int(x1)
# 金额对
text_gamble_1.draw()
fix.draw()
text_gamble_2.draw()
win.flip()
getEYELINK().sendMessage('Value x:%s, y:%s, n:%s'% (int(x1), int(x2), k))
core.wait(3)
win.flip()
core.wait(0.2)
# sure_reward & response
for m in range(4):
each = sure_reward[m]
# gamble & reward 位置
is_right = trial_set[i][j]['gamble_pos'][m]
if is_right == 0:
text_gamble.pos = (-posx, 0)
text_reward.pos = (posx, 0)
else:
text_gamble.pos = (posx, 0)
text_reward.pos = (-posx, 0)
result['p'].append(p_v)
result['x1'].append(x1)
result['x2'].append(x2)
result['id'].append(k)
result['is_right'].append(is_right)
result['reward'].append(each)
text_gamble.text = '奖券'
text_reward.text = "￥%s" % int(each)
text_gamble.draw()
text_reward.draw()
win.flip()
clk.reset()
getEYELINK().sendMessage('Reward %s begin' % int(each))
# 当前奖励
key = event.waitKeys(keyList=['f', 'j', 'escape'], maxWait=3)
rt = clk.getTime()
if not key:
getEYELINK().sendMessage("TRIAL ABORTED")
result['choose_gamble'].append(-1)
result['reaction_time'].append(-3)
pass
elif 'escape' in key:
getEYELINK().sendMessage("EXPERIMENT ABORTED")
if getEYELINK() != None:
# File transfer and cleanup!
getEYELINK().setOfflineMode()
msecDelay(500)
# Close the file and transfer it to Display PC
getEYELINK().closeDataFile()
getEYELINK().receiveDataFile(edfFileName, edfFileName)
getEYELINK().close()
win.close()
core.quit()
elif is_right:
result['reaction_time'].append(rt)
# 如果赌局在右
if 'f' in key:
text_reward.color = [0, 1, 0]
result['choose_gamble'].append(0)
elif 'j' in key:
text_gamble.color = [0, 1, 0]
result['choose_gamble'].append(1)
elif not is_right:
result['reaction_time'].append(rt)
# 如果赌局在左
if 'f' in key:
text_gamble.color = [0, 1, 0]
result['choose_gamble'].append(1)
elif 'j' in key:
text_reward.color = [0, 1, 0]
result['choose_gamble'].append(0)
# 按键 Reward结束
msg = "Reward %s end" % int(each)
getEYELINK().sendMessage(msg)
text_gamble.draw()
text_reward.draw()
win.flip()
text_gamble.color = [1, 1, 1]
text_reward.color = [1, 1, 1]
core.wait(0.1)
event.clearEvents()
win.flip()
core.wait(0.1)
# 本次trial结束
msg = "TRIALID p:%s, x:%s, y:%s, n:%s end" % (p_v, x1, x2, k)
getEYELINK().sendMessage(msg)
ret_value = getEYELINK().getRecordingStatus()
# trial完成
if ret_value == TRIAL_OK:
getEYELINK().sendMessage("TRIAL OK")
getEYELINK().stopRecording()
# 空屏
win.flip()
core.wait(random.randrange(20, 41, step=1) / 10.)
if i != 9:
# 休息 10s强制
txt.text = "请休息，按【空格键】继续"
txt.draw()
win.flip()
core.wait(10)
key = event.waitKeys(keyList=['space', 'escape'])
if 'escape' in key:
break
if getEYELINK() != None:
# File transfer and cleanup!
getEYELINK().setOfflineMode()
msecDelay(500)
# Close the file and transfer it to Display PC
getEYELINK().closeDataFile()
getEYELINK().receiveDataFile(edfFileName, edfFileName)
getEYELINK().close()
# 写数据
with open("exp_data\\%s.csv" % (result['name']+time.strftime("%H-%M-%S")), 'a') as exp_data:
exp_data.write(
'id' + ',' + 'name' + ',' + 'age' + ',' + 'sex' + ',' + 'p' + ',' + 'x1' + ',' + 'x2' + ','
+ 'reward' + ',' + 'is_right' + ',' + 'choose_gamble' + ',' + 'reaction_time' + '\n')
for i in range(len(result['id'])):
exp_data.write(str(result['id'][i]) + ',' + result['name'] + ',' + str(result['age']) + ',' + result['sex']
+ ',' + str(result['p'][i]) + ',' + str(result['x1'][i]) + ',' + str(result['x2'][i])
+ ',' + str(result['reward'][i]) + ',' + str(result['is_right'][i]) + ',' +
str(result['choose_gamble'][i]) + ',' + str(result['reaction_time'][i]) + '\n'
)
# 实验结束
txt.text = "实验结束！"
win.flip()
core.wait(1)
getEYELINK().close()
closeGraphics()
win.close()
core.quit()