Ensure that SimulationElements that are going to be added are always set (to...

Ensure that SimulationElements that are going to be added are always set (to zero if no calculation is done on a specific SimulationElement)

Core/Computation/ParticleLayoutComputation.cpp

@@ -50,9 +50,11 @@ bool ParticleLayoutComputation::eval(
             return false;
         double alpha_f = it->getAlphaMean();
         size_t n_layers = mp_multilayer->getNumberOfLayers();
-        if (n_layers > 1 && alpha_f < 0)  // skip transmission for multilayers (n>1)
-            continue;
-        it->setIntensity(p_strategy->evaluate(*it) * total_surface_density);
+        if (n_layers > 1 && alpha_f < 0) {
+            it->setIntensity(0.0); // zero for transmission with multilayers (n>1)
+        } else {
+            it->setIntensity(p_strategy->evaluate(*it) * total_surface_density);
+        }
         counter.stepProgress(progress);
     }
     return true;

Core/Computation/SpecularComputation.cpp

@@ -42,6 +42,8 @@ bool SpecularComputation::eval(
                 continue;
             double intensity = std::norm(R)*sin_alpha_i/solid_angle;
             it->setIntensity(intensity);
+        } else {
+            it->setIntensity(0.0);
         }
     }
     return true;