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mne-tools · Jul 28, 2021 · 35d2df2 · 35d2df2
1 parent e250f2a
commit 35d2df2
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/mne/gui/_ieeg_locate_gui.py b/mne/gui/_ieeg_locate_gui.py
@@ -67,9 +67,13 @@ def _load_image(img, name, verbose=True):
     orig_data = np.array(img.dataobj)
     orig_mgh = nib.MGHImage(orig_data, img.affine)
     vox_ras_t = orig_mgh.header.get_vox2ras_tkr()
-    img_canonical = nib.as_closest_canonical(img_mgh)
-    img_data, vox_ras_t = _reorient_image(img_data, vox_ras_t)
-    return img_data, vox_ras_t
+    canonical_img = nib.as_closest_canonical(orig_mgh)
+    # canonical voxels->real world->original voxels
+    canonical_ras_t = canonical_img.affine
+    canonical_orig_t = np.dot(canonical_ras_t, np.linalg.inv(orig_mgh.affine))
+    canonical_fs_t = np.dot(canonical_orig_t, vox_ras_t)
+    img_data = np.array(canonical_img.dataobj)
+    return img_data, canonical_fs_t
 
 
 class ComboBox(QComboBox):