Fix start_surface assigment in physical_optics_propagation (#112)

---------

Co-authored-by: PParant <papar129@ulaval.ca>
Co-authored-by: crnh <30109443+crnh@users.noreply.github.com>

.gitignore

@@ -26,6 +26,7 @@ __pycache__/
 # Editor settings
 .idea/
 .vscode/
+.vs/
 
 # Temporary data files
 scripts/**/*.pickle

CHANGELOG.md

@@ -19,6 +19,12 @@ ZOS-API can also be added in patch releases.
 
 ### Removed
 
+## [[1.3.1]](https://github.com/MREYE-LUMC/ZOSPy/releases/tag/v1.3.1) - 2025-01-16
+
+### Fixed
+
+- Physical optics analysis start surface was hardcoded to 1 (#111, #112)
+
 ## [[1.3.0]](https://github.com/MREYE-LUMC/ZOSPy/releases/tag/v1.3.0) - 2024-10-30
 
 ### Added

zospy/analyses/physicaloptics.py

@@ -332,7 +332,7 @@ def physical_optics_propagation(
     if start_surface == "Ent. Pupil":
         analysis.Settings.StartSurface.SetSurfaceNumber(0)
     elif isinstance(start_surface, int):
-        analysis.Settings.StartSurface.SetSurfaceNumber(1)
+        analysis.Settings.StartSurface.SetSurfaceNumber(start_surface)
     else:
         raise ValueError(f'start_surface value should be "Ent. Pupil" or an integer, got {start_surface}')