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import io
import numpy as np
from PIL import Image
from basic_colors_and_texture import ColorsAndTexture
import matplotlib
matplotlib.use('svg')
import matplotlib.pyplot as plt
class MatplotlibTexture(ColorsAndTexture):
title = "Matplotlib as Texture"
def __init__(self, **kwargs):
super().__init__(**kwargs)
figure_size = (640, 360)
temp = io.BytesIO()
plt.figure(0, figsize=(figure_size[0] / 72, figure_size[1] / 72))
mu, sigma = 100, 15
x = mu + sigma * np.random.randn(10000)
n, bins, patches = plt.hist(x, 50, density=True, facecolor='r', alpha=0.75)
plt.axis([40, 160, 0, 0.03])
plt.grid(True)
plt.show()
plt.savefig(temp, format='raw', dpi=72)
temp.seek(0)
img = Image.frombytes('RGBA', figure_size, temp.read()).transpose(Image.FLIP_TOP_BOTTOM).convert('RGB')
self.texture = self.ctx.texture(img.size, 3, img.tobytes())
self.texture.build_mipmaps()
if __name__ == '__main__':
MatplotlibTexture.run()
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