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streamlines_to_voxel_coordinates requires float32 #1276

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streamlines_to_voxel_coordinates requires float32 #1276

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1 change: 1 addition & 0 deletions src/scilpy/cli/scil_tractogram_segment_connections_from_labels.py
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Original file line number Diff line number Diff line change
Expand Up @@ -284,6 +284,7 @@ def main():
# Get the indices of the voxels traversed by each streamline
logging.info('*** Computing voxels traversed by each streamline ***')
time1 = time.time()
sft.streamlines._data = sft.streamlines._data.astype(np.float32)
indices, points_to_idx = streamlines_to_voxel_coordinates(
sft.streamlines,
return_mapping=True
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3 changes: 3 additions & 0 deletions src/scilpy/tractograms/streamline_and_mask_operations.py
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Expand Up @@ -114,6 +114,7 @@ def get_head_tail_density_maps(sft, point_to_select=1, to_millimeters=False,

dimensions = sft.dimensions
# Get the indices of the voxels intersected
streamlines._data = streamlines._data.astype(np.float32)
list_indices, points_to_indices = streamlines_to_voxel_coordinates(
streamlines, return_mapping=True)

Expand Down Expand Up @@ -328,6 +329,7 @@ def cut_streamlines_with_mask(sft, mask,

# Get the indices of the voxels
# intersected by the streamlines and the mapping from points to indices
sft.streamlines._data = sft.streamlines._data.astype(np.float32)
indices, points_to_idx = streamlines_to_voxel_coordinates(
sft.streamlines,
return_mapping=True
Expand Down Expand Up @@ -429,6 +431,7 @@ def cut_streamlines_between_labels(
mask = label_data_2 != unique_vals[1]
label_data_2[mask] = 0

sft.streamlines._data = sft.streamlines._data.astype(np.float32)
(indices, points_to_idx) = streamlines_to_voxel_coordinates(
sft.streamlines,
return_mapping=True
Expand Down