使用matlab Psychtoolbox (PTB)呈现简单刺激

clear;clc;sca;

[wavedata, freq] = audioread('matlab代码库/SM.mp3'); %读取音频文件

% player=audioplayer(wavedata,freq);%创建音频播放器

player=audioplayer(wavedata(1:floor(end/2),:),freq);

% playblocking(player) %播放音乐（其间不执行后续操作）

play(player)

Screen('Preference','SkipSyncTests',1);

[wPtr,rect]=Screen('OpenWindow',0,[128,128,128],[0,0,700,800]);

%读取图片

PicInfor=imread('matlab代码库/moonshadow.jpg');

PicInfor2=imread('matlab代码库/pink.jpg');

PicInfor3=imread('matlab代码库/SM.jpg')

%制作并呈现图片

PicDraw=Screen('MakeTexture',wPtr,PicInfor); %根据图片信息制作纹理

PicDraw2=Screen('MakeTexture',wPtr,PicInfor2);

PicDraw3=Screen('MakeTexture',wPtr,PicInfor3);

Screen('DrawTexture',wPtr,PicDraw,[],[0 300 700 800]);

Screen('DrawTexture',wPtr,PicDraw2,[],[0