From 8945a6d639509f797bf796040a358a21643fc514 Mon Sep 17 00:00:00 2001
From: Xiaopeng Wu <xiaopengwu2001@gmail.com>
Date: Mon, 14 Oct 2024 22:03:21 +0100
Subject: [PATCH] Fix scan_step_size in ImporterDM4

---
 FourDExplorer/lib/ImporterDM4.py | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/FourDExplorer/lib/ImporterDM4.py b/FourDExplorer/lib/ImporterDM4.py
index eddc27a..63c5ad9 100644
--- a/FourDExplorer/lib/ImporterDM4.py
+++ b/FourDExplorer/lib/ImporterDM4.py
@@ -412,12 +412,16 @@ def __init__(self, item_name: str, item_parent_path: str, parent: QObject = None
             '/Acquisition/Camera/pixel_number_j': 1024,
             '/Acquisition/Camera/pixel_size_i': 15e-6,
             '/Acquisition/Camera/pixel_size_j': 15e-6,
+            '/Acquisition/Camera/accelerating_voltage': 300000,
+            '/Acquisition/Camera/camera_length': 0.0,
+            '/Acquisition/Camera/step_size_i': 1.0,
+            '/Acquisition/Camera/step_size_j': 1.0,
             '/Calibration/Space/dp_i': 1024,
             '/Calibration/Space/dp_j': 1024,
             '/Calibration/Space/du_i': 1.0,
             '/Calibration/Space/du_j': 1.0,
-            '/Calibration/Space/du_dr_i': 1.0,
-            '/Calibration/Space/du_dr_j': 1.0,
+            '/Calibration/Space/scan_dr_i': 1.0,
+            '/Calibration/Space/scan_dr_j': 1.0,
         }
 
     @property
@@ -513,12 +517,16 @@ def parseDM4(self, dm4_path: str):
         self.meta['/Acquisition/Camera/pixel_number_j'] = active_size[1]
         self.meta['/Acquisition/Camera/pixel_size_i'] = camera_pixel_size[0] * 1e-6
         self.meta['/Acquisition/Camera/pixel_size_j'] = camera_pixel_size[1] * 1e-6
+        self.meta['/Acquisition/Camera/accelerating_voltage'] = voltage
+        self.meta['/Acquisition/Camera/camera_length'] = camera_length
+        self.meta['/Acquisition/Camera/step_size_i'] = horizontal_spacing * 1e-9
+        self.meta['/Acquisition/Camera/step_size_j'] = vertical_spacing * 1e-9
         self.meta['/Calibration/Space/dp_i'] = self._dp_i
         self.meta['/Calibration/Space/dp_j'] = self._dp_j
         self.meta['/Calibration/Space/du_i'] = camera_pixel_size[0] * 1e-6 / (camera_length * 1e-3 * wavelength)
         self.meta['/Calibration/Space/du_j'] = camera_pixel_size[1] * 1e-6 / (camera_length * 1e-3 * wavelength)
-        self.meta['/Calibration/Space/du_dr_i'] = horizontal_spacing * 1e-9
-        self.meta['/Calibration/Space/du_dr_j'] = vertical_spacing * 1e-9
+        self.meta['/Calibration/Space/scan_dr_i'] = horizontal_spacing * 1e-9
+        self.meta['/Calibration/Space/scan_dr_j'] = vertical_spacing * 1e-9
     
     def loadData(self):
         """