Add extend_to_mid_nodes operation and fix elementalnodal size computation when quadratic elements are present.

Author: PProfizi

src/ansys/dpf/core/meshed_region.py

@@ -739,7 +739,7 @@ def get_elemental_nodal_size_list(self):
         # Get the field of element types
         element_types_field = self.elements.element_types_field
         # get the number of nodes for each possible element type
-        size_map = dict([(e_type.value, element_types.descriptor(e_type).n_corner_nodes)
+        size_map = dict([(e_type.value, element_types.descriptor(e_type).n_nodes)
                          for e_type in element_types])
         keys = list(size_map.keys())
         sort_idx = np.argsort(keys)

src/ansys/dpf/core/plotter.py

@@ -1022,6 +1022,12 @@ def plot_contour(
                 unit = field.unit
                 break
 
+        # If ElementalNodal, first extend results to mid-nodes
+        if location == locations.elemental_nodal:
+            fields_container = dpf.core.operators.averaging.extend_to_mid_nodes_fc(
+                fields_container=fields_container
+            ).eval()
+
         location_data_len = mesh.location_data_len(location)  # 3751 nodes  # 3000 elements  # 24000 elemental nodal  # field.data 72000
         if location == locations.nodal:
             mesh_location = mesh.nodes