message: Handle missing baseColor (e.g. isNaupakaA)
diff: @@ -267,6 +267,8 @@ void load_material_file(
  std::shared_ptr<sg::disney_material> mat = std::make_shared<sg::disney_material>();
  + if (entry.HasMember("baseColor"))
  + {
  int i = 0;
  rapidjson::Value const& bc = entry["baseColor"];
  for (auto& item : bc.GetArray())
  @@ -274,6 +276,7 @@ void load_material_file(
  mat->base_color[i++] = item.GetFloat();
  assert(i <= 4);
  }
  + }
  materials.insert({ material_name, mat });
  }
  