Utility functions

Module util provides a set of useful helpers which are currently not attributable to the other modules

from_to	Return a list of timesteps from <tstart> to <tend> of length <tdelta>
maximum_intensity_projection	Computes the maximum intensity projection along an arbitrary cut through the ppi from polar data.
filter_window_polar	Apply a filter of an approximated square window of half size fsize on a given polar image img.
filter_window_cartesian	Apply a filter of square window size fsize on a given cartesian image img.
find_bbox_indices	Find min/max-indices for NxMx2 array coords using bbox-values.
get_raster_origin	Return raster origin
calculate_polynomial	Calculate Polynomial