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Fix bug in window extent determination

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Johannes Schönberger
2013-09-01 16:46:01 +02:00
parent bc7efb01e4
commit bd388383a0
1 changed files with 8 additions and 8 deletions
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skimage/segmentation/_slic.pyx
+8 -8
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@@ -66,19 +66,19 @@ def _slic_cython(double[:, :, :, ::1] image_zyx,
# assign pixels to clusters
for k in range(n_clusters):
# compute windows
z_min = int(max(clusters[k, 0] - 2 * step_z, 0))
z_max = int(min(clusters[k, 0] + 2 * step_z, depth))
y_min = int(max(clusters[k, 1] - 2 * step_y, 0))
y_max = int(min(clusters[k, 1] + 2 * step_y, height))
x_min = int(max(clusters[k, 2] - 2 * step_x, 0))
x_max = int(min(clusters[k, 2] + 2 * step_x, width))
# cluster coordinate centers
cz = clusters[k, 0]
cy = clusters[k, 1]
cx = clusters[k, 2]
# compute windows
z_min = <Py_ssize_t>max(cz - 2 * step_z, 0)
z_max = <Py_ssize_t>min(cz + 2 * step_z + 1, depth)
y_min = <Py_ssize_t>max(cy - 2 * step_y, 0)
y_max = <Py_ssize_t>min(cy + 2 * step_y + 1, height)
x_min = <Py_ssize_t>max(cx - 2 * step_x, 0)
x_max = <Py_ssize_t>min(cx + 2 * step_x + 1, width)
for z in range(z_min, z_max):
dz = (cz - z) ** 2
for y in range(y_min, y_max):