Merge branch 'bugfix/VHEE_export_to_matRad' into 'develop'

added target point to VHEE stf

See merge request e040/e0404/pyRadPlan!170

Author: wahln

CHANGELOG.md

@@ -55,6 +55,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - GUI: widget refresh failures are now shown in the main-window status bar instead of only being logged
 - GUI: config forms show a generic JSON editor for unsupported field types instead of hiding them
 - Ipopt intermediate-callback guard admitted arities it then indexed past (`>= 3` vs. index 9)
+- VHEE now has target points for matRad export
 
 ## [0.4.1] - 2026-06-16
 

pyRadPlan/stf/generators/_vhee.py

@@ -132,6 +132,13 @@ def _create_rays(self, beam) -> list[dict]:
 
             ray["beamlets"] = beamlets
 
+            ray["target_point"] = (
+                2 * (ray["ray_pos"] - beam["source_point"]) + beam["source_point"]
+            )
+            ray["target_point_bev"] = (
+                2 * (ray["ray_pos_bev"] - beam["source_point_bev"]) + beam["source_point_bev"]
+            )
+
         # Validate rays - remove any empty rays
         rays = [ray for ray in rays if len(ray["beamlets"]) > 0]