/// <summary>
/// Update the viewport from the element view model
/// </summary>
public static void UpdateViewport(NavigationRootVM elem, ViewportVM viewport)
{
viewport.Clear();
// Loop spaces
foreach (BuildingVM bldg in elem.Children.Where(e => e is BuildingVM))
{
var bldg3D = new ViewportElementVM(bldg, new List <GeometryModel3D>()); // No geom, only grouping
var bldg3DChilds = new List <ViewportElementVM>();
foreach (SpaceVM space in bldg.Children)
{
var spacePoly = _spacePolyloops(space.Data);
var spaceGeom = _geometryFromPolygons(spacePoly);
var space3D = new ViewportSpaceVM(space, spaceGeom);
bldg3DChilds.Add(space3D);
}
bldg3D.SetChildren(bldg3DChilds);
viewport.AddElem(bldg3D);
}
// Loop surfaces
foreach (SurfaceCollectionVM surfColl in elem.Children.Where(e => e is SurfaceCollectionVM))
{ // There is supposed to be only on surface collection
var surfColl3D = new ViewportElementVM(surfColl, new List <GeometryModel3D>()); // No geom, only grouping
var surfColl3DChilds = new List <ViewportElementVM>();
foreach (SurfaceVM surf in surfColl.Children.Where(e => e is SurfaceVM))
{
// Collect polygons or surface and openings
var surfVertices = _planarVertices(surf.Data);
var openingVerticesList = new Dictionary <OpeningVM, List <Point3DCollection> >();
foreach (OpeningVM opening in surf.Children.Where(e => e is OpeningVM))
{
var openingVertices = _planarVertices(opening.Data);
openingVerticesList[opening] = openingVertices;
}
// Apply openings on surface and create surface VM
Point3DCollection vertices;
Int32Collection indices;
_cutOpenings(surfVertices, openingVerticesList.Values, out vertices, out indices);
var surf3D = new ViewportSurfaceVM(surf, _geometryFromTriangles(vertices, indices));
surfColl3DChilds.Add(surf3D);
// Create opening VMs
foreach (var openingRec in openingVerticesList)
{
var openingGeom = _geometryFromPolygons(openingRec.Value);
var opening3D = new ViewportOpeningVM(openingRec.Key, openingGeom);
surfColl3DChilds.Add(opening3D); // Openings are selected individually from surfaces, but not from surface collections
}
}
surfColl3D.SetChildren(surfColl3DChilds);
viewport.AddElem(surfColl3D);
}
}
public void AddElem(ViewportElementVM elem)
{
if (!_elementMap.ContainsKey(elem.RefElem))
{ // Not already added
_elementMap[elem.RefElem] = elem;
foreach (var geom in elem.GeometryElements)
{
_geometryCollection.Add(geom);
}
}
foreach (var child in elem.Children)
{
AddElem(child);
}
NotifyPropertyChanged(nameof(GeometryCollection));
}