Use output from gcc_9 job for Python build

.gitlab-ci.yml

@@ -11,22 +11,6 @@ stages:
 
 ###############################################################################
 ##                                Builds                                     ##
-###############################################################################
-gcc_9_python:
-  stage: build
-
-  cache:
-    key: "Python-GCC9-$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
-    paths:
-      - build
-
-  artifacts:
-    paths:
-      - dist/
-
-  script:
-    - python3 setup.py bdist_wheel
-
 ###############################################################################
 .gnu_build_template:
   stage: build
@@ -71,6 +55,22 @@ gcc_9:
   extends: .gnu_build_template
 
 ###############################################################################
+
+gcc_9_python:
+  stage: build
+
+  needs: ["gcc_9"]
+
+  artifacts:
+    paths:
+      - build/
+      - dist/
+
+  script:
+    - python3 setup.py bdist_wheel
+
+###############################################################################
+
 clang_10:
   extends: .gnu_build_template
 
@@ -173,7 +173,7 @@ build_singularity_image:
       - Containers/VirtualFluidsOpenMPI.sif
 
   script:
-    - singularity build Containers/VirtualFluidsOpenMPI.sif Containers/VirtualFluidsOpenMPI.def
+    - singularity build --fakeroot Containers/VirtualFluidsOpenMPI.sif Containers/VirtualFluidsOpenMPI.def
     - ls -sh Containers/VirtualFluidsOpenMPI.sif
 
 ###############################################################################

Python/poiseuille/test_poiseuille_l2.py

@@ -30,13 +30,15 @@ class TestPoiseuilleFlow(unittest.TestCase):
         grid_params = create_grid_params_with_nodes_in_column(nodes_in_column=5, height=10)
         l2_norm_result_100 = get_l2_norm_for_simulation(grid_params, physical_params, runtime_params, 11)
 
-        runtime_params.number_of_timesteps = 20000
+        runtime_params.number_of_timesteps *= 2
+        physical_params.lattice_viscosity *= 2
         grid_params = create_grid_params_with_nodes_in_column(nodes_in_column=10, height=10)
         l2_norm_result_200 = get_l2_norm_for_simulation(grid_params, physical_params, runtime_params, 11)
 
-        # runtime_params.number_of_timesteps = 40000
-        # grid_params = create_grid_params_with_nodes_in_column(nodes_in_column=20, height=10)
-        # l2_norm_result_400 = get_l2_norm_for_simulation(grid_params, physical_params, runtime_params, 11)
+        runtime_params.number_of_timesteps *= 2
+        physical_params.lattice_viscosity *= 2
+        grid_params = create_grid_params_with_nodes_in_column(nodes_in_column=20, height=10)
+        l2_norm_result_400 = get_l2_norm_for_simulation(grid_params, physical_params, runtime_params, 11)
 
         # nodes = [5, 10, 20]
         # l2_norms = [l2_norm_result_100, l2_norm_result_200, l2_norm_result_400]

src/cpu/simulationconfig/src/Simulation.cpp

@@ -133,10 +133,9 @@ void Simulation::run()
     grid->accept(kernelVisitor);
     intHelper.setBC();
 
+    double bulkViscosity = physicalParameters->latticeViscosity * physicalParameters->bulkViscosityFactor;
     auto iProcessor = std::make_shared<CompressibleOffsetMomentsInterpolationProcessor>();
-    dynamicPointerCast<CompressibleOffsetMomentsInterpolationProcessor>(iProcessor)->setBulkViscosity(
-            physicalParameters->latticeViscosity,
-            physicalParameters->latticeViscosity * physicalParameters->bulkViscosityFactor);
+    iProcessor->setBulkViscosity(physicalParameters->latticeViscosity, bulkViscosity);
 
     SetConnectorsBlockVisitor setConnsVisitor(communicator, true,
                                               lbmSystem->getNumberOfDirections(),