make_contiguous

Import packages

import numpy as np
import porespy as ps
import scipy.ndimage as spim
import matplotlib.pyplot as plt
import skimage
ps.visualization.set_mpl_style()

Generate image for testing

im = np.random.randint(-10,10, [10,10], int)
print(im)

[[ -7  -8  -3   8  -4   2   6  -3   0   2]
 [  7 -10   1  -8  -5   7   2   3   1  -2]
 [  1   5   6  -1   9   0   9 -10  -3   0]
 [ -4   1   5 -10  -4   5  -6  -8   7   0]
 [ -7  -4   5   9   3  -4  -8  -1   4   2]
 [  0  -4  -5  -3  -6   3   7  -6  -7   3]
 [  0  -8  -1  -6  -9  -9   3   5  -1   6]
 [  8   2  -1   7 -10  -5   8  -8   0   5]
 [  5  -4   0  -8  -4  -7  -8   8   2   9]
 [ -1   4   6  -7   1   2   0  -8  -8  -5]]

fig, ax = plt.subplots(1, 1, figsize=[4, 4])
ax.imshow(im)
ax.axis(False)
ax.set_title(f"Minimum = {im.min()}");

Demonstrate function

im1 = ps.tools.make_contiguous(im=im, mode='keep_zeros')

fig, ax = plt.subplots(1, 1, figsize=[4, 4]);
ax.imshow(im1)
ax.axis(False)
ax.set_title(f"Minimum = {im1.min()}");