python-3.x Pygame的LSL Wrapper

bmvo0sr5  于 2023-06-07  发布在  Python
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Python和游戏新手。Pygame是否有LSL(实验室流层) Package 器?我想创建一个游戏使用脑电信号创建一个脑机接口应用程序。任何帮助都将不胜感激。谢谢!:)

flvlnr44

flvlnr441#

Python中有一个LSL模块,叫做pylsl。您应该能够将其纳入您的游戏循环。
以下代码改编自this example

from pylsl import StreamInlet, resolve_stream
import pygame

# first resolve an EEG stream on the lab network
streams = resolve_stream('type', 'EEG')

# create a new inlet to read from the stream
inlet = StreamInlet(streams[0])

# Pygame setup
pygame.init()
size = width, height = 320, 240

screen = pygame.display.set_mode(size)

samples = []
while True:
    # get a new sample (you can also omit the timestamp part if you're not
    # interested in it)

    # Get a sample from the inlet stream
    sample, timestamp = inlet.pull_sample()
    samples.push(sample)

    #TODO: interpolate streamed samples and update game objects accordingly. 
    # You'll probably need to keep a few samples to interpolate this data.

    #TODO: draw game
    ...
    pygame.display.flip()
pftdvrlh

pftdvrlh2#

增加另一种可能性:来自日内瓦生物技术学院的工程师们已经使用LSL创建了一个库,用于使用EEG的在线范例,称为NeuroDecode。它依赖于pylsl并提供了更高级别的实现。
在我的fork版本中,我放弃了(旧的)解码功能,支持对低级功能的改进,例如。信号采集/可视化。
https://github.com/mscheltienne/NeuroDecode

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