Prevent std::normal_distribution being called with sigma=0.0

#1485
UCL · Jul 31, 2024 · 9aeb008 · 9aeb008
1 parent 8c57bc9
commit 9aeb008
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/include/stir/DetectorCoordinateMap.h b/src/include/stir/DetectorCoordinateMap.h
@@ -123,6 +123,8 @@ class DetectorCoordinateMap
   explicit DetectorCoordinateMap(double sigma = 0.0)
       : sigma(sigma)
   {
+    if (sigma == 0.0)
+      return;
 #  ifdef STIR_OPENMP
     generators.resize(omp_get_max_threads());
     distributions.resize(omp_get_max_threads());