Merge pull request #114 from ahoust17/developer

EMD reader recognizes reciprocal dimensions
pycroscopy · Jan 27, 2024 · 1b8ddac · 1b8ddac
2 parents b8ace8b + 4abc105
commit 1b8ddac
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/SciFiReaders/readers/microscopy/em/tem/emd_reader.py b/SciFiReaders/readers/microscopy/em/tem/emd_reader.py
@@ -264,6 +264,18 @@ def get_image(self):
                                                                name='y', units='nm',
                                                                quantity='distance',
                                                                dimension_type='spatial'))
+
+            # for diffraction patterns
+            if '1/' in self.metadata['BinaryResult']['PixelUnitX']:
+                self.datasets[-1].set_dimension(0, sidpy.Dimension(np.arange(self.data_array.shape[0]) * (scale_x / 1e18),
+                                                                   name='u', units='1/nm',
+                                                                   quantity='reciprocal distance',
+                                                                   dimension_type='reciprocal'))
+                self.datasets[-1].set_dimension(1, sidpy.Dimension(np.arange(self.data_array.shape[1]) * (scale_y / 1e18),
+                                                                   name='v', units='1/nm',
+                                                                   quantity='reciprocal distance',
+                                                                   dimension_type='reciprocal'))
+
         else:
             # There is a problem with random access of data due to chunking in hdf5 files
             # Speed-up copied from hyperspy.ioplugins.EMDReader.FEIEMDReader