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-rw-r--r--fg21sim/utils/transform.py8
1 files changed, 3 insertions, 5 deletions
diff --git a/fg21sim/utils/transform.py b/fg21sim/utils/transform.py
index 63fad94..3fc64ca 100644
--- a/fg21sim/utils/transform.py
+++ b/fg21sim/utils/transform.py
@@ -156,7 +156,7 @@ def circle2ellipse(imgcirc, bfraction, rotation=0.0):
Input image grid containing a circle at the center
bfraction : float
The fraction of the semi-minor axis w.r.t. the semi-major axis
- (assumed to be the width of the input image), to determine the
+ (i.e., the half width of the input image), to determine the
shrunk size (height) of the output image.
Should be a fraction within [0, 1]
rotation : float, optional
@@ -175,9 +175,7 @@ def circle2ellipse(imgcirc, bfraction, rotation=0.0):
# Pad the shrunk image to have the same size as input
imgout = np.zeros(shape=(nrow, ncol))
r1 = int((nrow - nrow2) / 2)
- r2 = r1 + nrow2
- imgout[r1:r2, :] = img2
+ imgout[r1:(r1+nrow2), :] = img2
# Rotate the ellipse
- imgout = ndimage.rotate(imgout, angle=rotation, reshape=False,
- order=1)
+ imgout = ndimage.rotate(imgout, angle=rotation, reshape=False, order=1)
return imgout