Update matRad_TopasMCEngine.m

e0404 · Mar 1, 2024 · fe86076 · fe86076
1 parent 52ec836
commit fe86076
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/doseCalc/+DoseEngines/matRad_TopasMCEngine.m b/doseCalc/+DoseEngines/matRad_TopasMCEngine.m
@@ -1800,8 +1800,8 @@ function writeStfFields(obj,ct,stf,w,baseData)
 
                         if isfield(stf.ray, 'collimation')
                             % Use field width for now
-                            fprintf(fileID,'d:So/PencilBeam/BeamPositionSpreadX = %d mm\n', stf.ray.collimation.fieldWidth);
-                            fprintf(fileID,'d:So/PencilBeam/BeamPositionSpreadY = %d mm\n', stf.ray.collimation.fieldWidth);
+                            fprintf(fileID,'d:So/PencilBeam/BeamPositionSpreadX = %d mm\n', stf(1).ray.collimation.fieldWidth);
+                            fprintf(fileID,'d:So/PencilBeam/BeamPositionSpreadY = %d mm\n', stf(1).ray.collimation.fieldWidth);
                         else
                             % Set some default value
                             fprintf(fileID,'d:So/PencilBeam/BeamPositionSpreadX = %d mm\n', 30);