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aare/python/aare/utils.py
Erik Fröjdh fd0196f2fd
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Developer (#164)
- State before merging the new cluster vector API

---------

Co-authored-by: Patrick <patrick.sieberer@psi.ch>
Co-authored-by: JulianHeymes <julian.heymes@psi.ch>
Co-authored-by: Dhanya Thattil <dhanya.thattil@psi.ch>
Co-authored-by: Xiangyu Xie <45243914+xiangyuxie@users.noreply.github.com>
Co-authored-by: xiangyu.xie <xiangyu.xie@psi.ch>
Co-authored-by: siebsi <sieb.patr@gmail.com>
2025-04-22 16:41:48 +02:00

36 lines
1.1 KiB
Python

import numpy as np
import matplotlib.pyplot as plt
from mpl_toolkits.axes_grid1 import make_axes_locatable
def random_pixels(n_pixels, xmin=0, xmax=512, ymin=0, ymax=1024):
"""Return a list of random pixels.
Args:
n_pixels (int): Number of pixels to return.
rows (int): Number of rows in the image.
cols (int): Number of columns in the image.
Returns:
list: List of (row, col) tuples.
"""
return [(np.random.randint(ymin, ymax), np.random.randint(xmin, xmax)) for _ in range(n_pixels)]
def random_pixel(xmin=0, xmax=512, ymin=0, ymax=1024):
"""Return a random pixel.
Returns:
tuple: (row, col)
"""
return random_pixels(1, xmin, xmax, ymin, ymax)[0]
def flat_list(xss):
"""Flatten a list of lists."""
return [x for xs in xss for x in xs]
def add_colorbar(ax, im, size="5%", pad=0.05):
"""Add a colorbar with the same height as the image."""
divider = make_axes_locatable(ax)
cax = divider.append_axes("right", size=size, pad=pad)
plt.colorbar(im, cax=cax)
return ax, im, cax