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Add comments to FAST implementation

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This commit is contained in:
Johannes Schönberger
2013-11-29 21:50:02 +01:00
parent d4bc4cf859
commit cf68bfd671
1 changed files with 3 additions and 1 deletions
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skimage/feature/corner_cy.pyx
+3 -1
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@@ -143,7 +143,7 @@ def _corner_fast(double[:, ::1] image, char n, double threshold):
# Similar pixel
bins[k] = 's'
# High speed test for n>=12
# High speed test for n >= 12
if n >= 12:
speed_sum_b = 0
speed_sum_d = 0
@@ -155,10 +155,12 @@ def _corner_fast(double[:, ::1] image, char n, double threshold):
if speed_sum_d < 3 and speed_sum_b < 3:
continue
# Test for bright pixels
curr_response = \
_corner_fast_response(curr_pixel, circle_intensities,
bins, 'b', n)
# Test for dark pixels
if curr_response == 0:
curr_response = \
_corner_fast_response(curr_pixel, circle_intensities,