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abs when thresholding raster for manhattanization

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Jan Petykiewicz 2017-10-15 11:42:12 -07:00
parent 83d163a102
commit b3f99ee123
1 changed files with 1 additions and 1 deletions
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masque/shapes/shape.py
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@ -249,7 +249,7 @@ class Shape(metaclass=ABCMeta):
numpy.where(keep_y)[0][0]) numpy.where(keep_y)[0][0])
rastered = float_raster.raster((polygon.vertices + polygon.offset).T, gx, gy) rastered = float_raster.raster((polygon.vertices + polygon.offset).T, gx, gy)
binary_rastered = (rastered >= 0.5) binary_rastered = (numpy.abs(rastered) >= 0.5)
supersampled = binary_rastered.repeat(2, axis=0).repeat(2, axis=1) supersampled = binary_rastered.repeat(2, axis=0).repeat(2, axis=1)
contours = skimage.measure.find_contours(supersampled, 0.5) contours = skimage.measure.find_contours(supersampled, 0.5)