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iradon: Cleanup by locating related code in one place.

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Jostein Bø Fløystad
2013-07-06 20:55:54 +02:00
parent 643a1bc1f5
commit b3746b9090
1 changed files with 2 additions and 3 deletions
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skimage/transform/radon_transform.py
+2 -3
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@@ -226,9 +226,6 @@ def iradon(radon_image, theta=None, output_size=None,
[X, Y] = np.mgrid[0.0:x, 0.0:y]
xpr = X - int(output_size) // 2
ypr = Y - int(output_size) // 2
if circle:
radius = (output_size - 1) // 2
reconstruction_circle = (xpr**2 + ypr**2) < radius**2
# Reconstruct image by interpolation
for i in range(len(theta)):
@@ -243,6 +240,8 @@ def iradon(radon_image, theta=None, output_size=None,
backprojected = interpolant(t)
reconstructed += backprojected
if circle:
radius = (output_size - 1) // 2
reconstruction_circle = (xpr**2 + ypr**2) < radius**2
reconstructed[~reconstruction_circle] = 0.
return reconstructed * np.pi / (2 * len(th))