public override void Subdivide(Prism bounds, ISubdivisionGeometry geometry, INamedDataCollection hierarchicalParameters)
{
//Sanity checks
if (!_floorIndex.HasValue)
{
throw new InvalidOperationException("Attempted to subdivide BaseFloor, but FloorIndex is not set");
}
if (!_floorAltitude.HasValue)
{
throw new InvalidOperationException("Attempted to subdivide BaseFloor, but FloorAltitude is not set");
}
//Calculate some handy values
_roomHeight = bounds.Height - _floorThickness - _ceilingThickness;
var roomOffsetY = -bounds.Height / 2 + _roomHeight / 2 + _floorThickness;
//Find vertical elements which start on this floor
var constrainedVerticalElements = ConstrainVerticalElements(this.SearchUp <IBuilding, IBuilding>(a => a, typeof(IBuildingContainer)));
//Create a plan for this floor
var plan = new Plan.Geometric.GeometricFloorplan(Bounds.Footprint);
var overlappingVerticalRooms = InsertOverlappingVerticals(
plan,
this.SearchUp <IVerticalFeatureContainer, IVerticalFeatureContainer>(a => a, typeof(IBuildingContainer)).Overlapping(FloorIndex, false)
);
var verticals = CreateFloorPlan(plan, overlappingVerticalRooms, constrainedVerticalElements).ToArray();
_plan = plan.Freeze();
PlanFrozen(_plan);
//Create nodes for all the vertical elements which started on this floor
CreateVerticalNodes(verticals);
//Create Floor and ceiling (with holes for vertical sections)
CreateFloors(bounds, geometry, verticals, HierarchicalParameters.DefaultCeilingMaterial(Random));
CreateCeilings(bounds, geometry, verticals, HierarchicalParameters.DefaultCeilingMaterial(Random));
//Create room scripts
CreateRoomNodes(roomOffsetY, _roomHeight, _plan);
//Create external facades (subsections of building over this floor facade)
var externalFacades = CreateExternalFacades(bounds, _plan);
//Create facades for rooms
var dist = hierarchicalParameters.ExternalWallThickness(Random);
CreateRoomFacades(externalFacades, roomOffsetY, dist, _plan);
}
private IReadOnlyCollection <IBuildingFacade> CreateFacades(ISubdivisionGeometry geometry, IEnumerable <Footprint> footprints, INamedDataCollection hierarchicalParameters)
{
Contract.Requires(geometry != null);
Contract.Requires(footprints != null);
Contract.Requires(hierarchicalParameters != null);
//Accumulate results
var results = new List <IBuildingFacade>();
//Calculate external wall thickness
var thickness = hierarchicalParameters.ExternalWallThickness(Random);
var material = hierarchicalParameters.ExternalWallMaterial(Random);
var footprintArr = footprints.OrderBy(a => a.BottomIndex).ToArray();
for (var i = 0; i < footprintArr.Length; i++)
{
var footprint = footprintArr[i];
var topIndex = (i == footprintArr.Length - 1) ? (_floors[_floors.Keys.Max()].FloorIndex) : (footprintArr[i + 1].BottomIndex - 1);
//Sanity check that we have the correct number of facades
if (footprint.Facades.Count != footprint.Shape.Count)
{
throw new InvalidOperationException(string.Format("Tried to created {0} facades for {1} walls", footprint.Facades.Count, footprint.Shape.Count));
}
//Generate wall sections to fill in
Vector2[] inner;
IReadOnlyList <IReadOnlyList <Vector2> > corners;
var sections = footprint.Shape.Sections(thickness, out inner, out corners);
//Create the tiny bits of facade in the corners
CreateCornerFacades(geometry, footprint, topIndex, corners, material);
//Now iterate through sides and create facades
CreatePrimaryFacades(footprint, sections, results);
}
return(results);
}
