Also select a corresponding material slot, for issue #186

src/mpfb/ui/assetlibrary/operators/loadlibraryskin.py

@@ -9,6 +9,7 @@
 
 _LOG = LogService.get_logger("assetlibrary.loadlibraryskin")
 
+
 class MPFB_OT_Load_Library_Skin_Operator(bpy.types.Operator):
     """Load skin MHMAT from asset library"""
     bl_idname = "mpfb.load_library_skin"
@@ -21,7 +22,7 @@ def execute(self, context):
 
         _LOG.debug("filepath", self.filepath)
 
-        from mpfb.ui.assetlibrary.assetsettingspanel import ASSET_SETTINGS_PROPERTIES # pylint: disable=C0415
+        from mpfb.ui.assetlibrary.assetsettingspanel import ASSET_SETTINGS_PROPERTIES  # pylint: disable=C0415
 
         scene = context.scene
 
@@ -37,7 +38,17 @@ def execute(self, context):
 
         HumanService.set_character_skin(self.filepath, basemesh, bodyproxy=bodyproxy, skin_type=skin_type, material_instances=material_instances)
 
+        for slot in basemesh.material_slots:
+            if str(slot.material.name).lower().endswith("body"):
+                basemesh.active_material_index = slot.slot_index
+
+        if bodyproxy:
+            for slot in bodyproxy.material_slots:
+                if str(slot.material.name).lower().endswith("body"):
+                    bodyproxy.active_material_index = slot.slot_index
+
         self.report({'INFO'}, "Skin was loaded")
         return {'FINISHED'}
 
+
 ClassManager.add_class(MPFB_OT_Load_Library_Skin_Operator)

src/mpfb/ui/newhuman/operators/humanfrompresets.py

@@ -75,6 +75,9 @@ def hardened_execute(self, context):
             bpy.ops.object.mode_set(mode='EDIT', toggle=False)
             MeshService.select_all_vertices_in_vertex_group_for_active_object(preselect_group, deselect_other=True)
             bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
+            for slot in proxy.material_slots:
+                if str(slot.material.name).lower().endswith(str(preselect_group).lower()):
+                    proxy.active_material_index = slot.slot_index
 
         bpy.ops.object.select_all(action='DESELECT')
         bpy.context.view_layer.objects.active = basemesh
@@ -84,6 +87,10 @@ def hardened_execute(self, context):
         MeshService.select_all_vertices_in_vertex_group_for_active_object(preselect_group, deselect_other=True)
         bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
 
+        for slot in basemesh.material_slots:
+            if str(slot.material.name).lower().endswith(str(preselect_group).lower()):
+                basemesh.active_material_index = slot.slot_index
+
         rig = ObjectService.find_object_of_type_amongst_nearest_relatives(basemesh, mpfb_type_name="Skeleton")
         if rig:
            bpy.context.view_layer.objects.active = rig

src/mpfb/ui/newhuman/properties/preselect_group.json

@@ -1,7 +1,7 @@
 {
     "type": "string",
     "name": "preselect_group",
-    "description": "The name of a a vertex group that should be selected per default in edit mode. This will come into effect for both base mesh and proxy",
+    "description": "The name of a a vertex group that should be selected per default in edit mode. This will come into effect for both base mesh and proxy. If material slots are used, the material slot with the group in its name will be marked as active",
     "label": "Preselect group",
-    "default": ""
+    "default": "body"
 }