Fix missing time_window parameter

Author: gertvanhoey

core/opengate_core/opengate_lib/digitizer/GateDigitizerPileupActor.cpp

@@ -20,7 +20,7 @@ void GateDigitizerPileupActor::InitializeUserInfo(py::dict &user_info) {
   GateVDigitizerWithOutputActor::InitializeUserInfo(user_info);
 
   // Get time window parameter in ns.
-  fTimeWindow = 1000.0; // default value
+  fTimeWindow = 0.0; // default value, no pile-up
   if (py::len(user_info) > 0 && user_info.contains("time_window")) {
     fTimeWindow = DictGetDouble(user_info, "time_window");
   }

opengate/actors/digitizers.py

@@ -564,6 +564,12 @@ class DigitizerPileupActor(DigitizerWithRootOutput, g4.GateDigitizerPileupActor)
                 "doc": "FIXME",
             },
         ),
+        "time_window": (
+            None,
+            {
+                "doc": "FIXME",
+            },
+        ),
         "group_volume": (
             None,
             {

opengate/tests/src/test097_pileup.py

@@ -110,7 +110,7 @@
     pu.authorize_repeated_volumes = True
     pu.input_digi_collection = sc.name
     pu.output_filename = sc.output_filename
-    time_window = 1000.0
+    pu.time_window = 1000.0
 
     # Timing
     sim.run_timing_intervals = [[0, 0.001 * sec]]
@@ -119,6 +119,9 @@
     print(stats)
 
     all_match = check_gate_pileup(
-        sc.output_filename, "Singles_before_pileup", "Singles_after_pileup", time_window
+        sc.output_filename,
+        "Singles_before_pileup",
+        "Singles_after_pileup",
+        pu.time_window,
     )
     utility.test_ok(all_match)