public List<FilterDefinition> GetFilters()

//Must be called on the MCT
//Creates a default filter on the building scene
//var bsl = ...;
var filter1 = bsl.CreateDefaultFilter();
var values = filter1.FilterBlockDefinitions[0].SelectedValues;
//values will be a single value for the type
//"CreatedPhase", value "New Construction"

//There will be at least one filter after "CreateDefaultFilter()" call
var filtersCount = bsl.GetFilters().Count;

//var bsl = ...;
//Note: wire_frame_filters can be null in this example
var wire_frame_filters = bsl.GetFilters().Where(
  f => f.FilterBlockDefinitions.Any(
    fb => fb.FilterBlockMode == Object3DRenderingMode.Wireframe));
//substitute Object3DRenderingMode.None to get blocks with a solid mode (default)
//and...
//fb.FilterBlockMode == Object3DRenderingMode.Wireframe &&
//fb.FilterBlockMode == Object3DRenderingMode.None
//for blocks with both