Merge pull request #611 from sezelt/fourier_coords_dedup

Remove duplicate make_fourier_coords_2D

py4DSTEM/process/utils/utils.py

@@ -11,16 +11,6 @@
 import matplotlib.font_manager as fm
 
 from emdfile import tqdmnd
-from py4DSTEM.process.utils.multicorr import upsampled_correlation
-from py4DSTEM.preprocess.utils import make_Fourier_coords2D
-
-try:
-    from IPython.display import clear_output
-except ImportError:
-
-    def clear_output(wait=True):
-        pass
-
 
 try:
     import cupy as cp
@@ -173,25 +163,6 @@ def get_qx_qy_1d(M, dx=[1, 1], fft_shifted=False):
     return qxa, qya
 
 
-def make_Fourier_coords2D(Nx, Ny, pixelSize=1):
-    """
-    Generates Fourier coordinates for a (Nx,Ny)-shaped 2D array.
-        Specifying the pixelSize argument sets a unit size.
-    """
-    if hasattr(pixelSize, "__len__"):
-        assert len(pixelSize) == 2, "pixelSize must either be a scalar or have length 2"
-        pixelSize_x = pixelSize[0]
-        pixelSize_y = pixelSize[1]
-    else:
-        pixelSize_x = pixelSize
-        pixelSize_y = pixelSize
-
-    qx = np.fft.fftfreq(Nx, pixelSize_x)
-    qy = np.fft.fftfreq(Ny, pixelSize_y)
-    qy, qx = np.meshgrid(qy, qx)
-    return qx, qy
-
-
 def get_CoM(ar, device="cpu", corner_centered=False):
     """
     Finds and returns the center of mass of array ar.