/// <summary>
/// Builds a windows Matrix3D from an ObjectPlacement
/// Conversion fo c++ function CartesianTransform::ConvertMatrix3D from CartesianTransform.cpp
/// </summary>
/// <param name="objPlacement">IfcObjectPlacement object</param>
/// <returns>Matrix3D</returns>
protected XbimMatrix3D ConvertMatrix3D(IfcObjectPlacement objPlacement)
{
if (objPlacement is IfcLocalPlacement)
{
IfcLocalPlacement locPlacement = (IfcLocalPlacement)objPlacement;
if (locPlacement.RelativePlacement is IfcAxis2Placement3D)
{
IfcAxis2Placement3D axis3D = (IfcAxis2Placement3D)locPlacement.RelativePlacement;
XbimVector3D ucsXAxis = new XbimVector3D(axis3D.RefDirection.DirectionRatios[0], axis3D.RefDirection.DirectionRatios[1], axis3D.RefDirection.DirectionRatios[2]);
XbimVector3D ucsZAxis = new XbimVector3D(axis3D.Axis.DirectionRatios[0], axis3D.Axis.DirectionRatios[1], axis3D.Axis.DirectionRatios[2]);
ucsXAxis = ucsXAxis.Normalized();
ucsZAxis = ucsZAxis.Normalized();
XbimVector3D ucsYAxis = XbimVector3D.CrossProduct(ucsZAxis, ucsXAxis);
ucsYAxis = ucsYAxis.Normalized();
XbimPoint3D ucsCentre = axis3D.Location.XbimPoint3D();
XbimMatrix3D ucsTowcs = new XbimMatrix3D(ucsXAxis.X, ucsXAxis.Y, ucsXAxis.Z, 0,
ucsYAxis.X, ucsYAxis.Y, ucsYAxis.Z, 0,
ucsZAxis.X, ucsZAxis.Y, ucsZAxis.Z, 0,
ucsCentre.X, ucsCentre.Y, ucsCentre.Z, 1);
if (locPlacement.PlacementRelTo != null)
{
return(XbimMatrix3D.Multiply(ucsTowcs, ConvertMatrix3D(locPlacement.PlacementRelTo)));
}
return(ucsTowcs);
}
throw new NotImplementedException("Support for Placements other than 3D not implemented");
}
throw new NotImplementedException("Support for Placements other than Local not implemented");
}
/// <summary>
/// Add floor placement point
/// </summary>
/// <param name="row">COBieCoordinateRow holding the data</param>
private void AddFloorPlacement(COBieCoordinateRow row)
{
IfcBuildingStorey ifcBuildingStorey = null;
if (ValidateString(row.ExtIdentifier))
{
IfcGloballyUniqueId id = new IfcGloballyUniqueId(row.ExtIdentifier);
ifcBuildingStorey = Model.FederatedInstances.Where <IfcBuildingStorey>(bs => bs.GlobalId == id).FirstOrDefault();
}
if ((ifcBuildingStorey == null) && (ValidateString(row.RowName)))
{
ifcBuildingStorey = Model.FederatedInstances.Where <IfcBuildingStorey>(bs => bs.Name == row.RowName).FirstOrDefault();
}
if (ifcBuildingStorey != null)
{
var placementRelToIfcProduct = ifcBuildingStorey.GetContainingStructuralElement();
IfcLocalPlacement objectPlacement = CalcObjectPlacement(row, placementRelToIfcProduct);
if (objectPlacement != null)
{
//using statement will set the Model.OwnerHistoryAddObject to IfcRoot.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcBuildingStorey.OwnerHistory))
{
ifcBuildingStorey.ObjectPlacement = objectPlacement;
}
}
}
}
private IfcBuilding CreateBuilding(XbimModel model, string name, double elevHeight)
{
using (XbimReadWriteTransaction txn = model.BeginTransaction("Create Building"))
{
IfcBuilding building = model.Instances.New <IfcBuilding>();
building.Name = name;
building.OwnerHistory.OwningUser = model.DefaultOwningUser;
building.OwnerHistory.OwningApplication = model.DefaultOwningApplication;
//building.ElevationOfRefHeight = elevHeight;
building.CompositionType = IfcElementCompositionEnum.ELEMENT;
building.ObjectPlacement = model.Instances.New <IfcLocalPlacement>();
IfcLocalPlacement localPlacement = building.ObjectPlacement as IfcLocalPlacement;
if (localPlacement.RelativePlacement == null)
{
localPlacement.RelativePlacement = model.Instances.New <IfcAxis2Placement3D>();
}
IfcAxis2Placement3D placement = localPlacement.RelativePlacement as IfcAxis2Placement3D;
placement.SetNewLocation(0.0, 0.0, 0.0);
model.IfcProject.AddBuilding(building);
//validate and commit changes
if (model.Validate(txn.Modified(), Console.Out) == 0)
{
txn.Commit();
return(building);
}
}
return(null);
}
/// <summary>
/// Create and setup the IfcBuilding building object
/// </summary>
/// <param name="row">COBieFacilityRow object to read data from</param>
private void CreateBuilding(COBieFacilityRow row)
{
IfcBuilding ifcBuilding = Model.Instances.New <IfcBuilding>();
SetNewOwnerHistory(ifcBuilding, row.ExternalSystem, Model.DefaultOwningUser, row.CreatedOn);
//using statement will set the Model.OwnerHistoryAddObject to ifcBuilding.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcBuilding.OwnerHistory))
{
AddGlobalId(row.ExternalFacilityIdentifier, ifcBuilding);
if (ValidateString(row.Name))
{
ifcBuilding.Name = row.Name;
}
//add category
AddCategory(row.Category, ifcBuilding);
if (ValidateString(row.Description))
{
ifcBuilding.Description = row.Description;
}
if (ValidateString(row.AreaMeasurement))
{
SetAreaMeasure(ifcBuilding, row);
}
ifcBuilding.CompositionType = IfcElementCompositionEnum.ELEMENT;
IfcLocalPlacement lp = Model.Instances.New <IfcLocalPlacement>();
lp.RelativePlacement = WCS;
lp.PlacementRelTo = GetSite().ObjectPlacement;
ifcBuilding.ObjectPlacement = lp;
}
}
/// <summary>
/// Create and setup IfcSite object
/// </summary>
/// <param name="row">COBieFacilityRow object to read data from</param>
/// <returns>IfcSite object</returns>
private void CreateSite(COBieFacilityRow row)
{
IfcSite ifcSite = Model.Instances.New <IfcSite>();
//set owner history
SetNewOwnerHistory(ifcSite, row.ExternalSystem, Model.DefaultOwningUser, row.CreatedOn);
//using statement will set the Model.OwnerHistoryAddObject to ifcSite.OwnerHistory as OwnerHistoryAddObject is used upon any property changes,
//then swaps the original OwnerHistoryAddObject back in the dispose, so set any properties within the using statement
using (COBieXBimEditScope context = new COBieXBimEditScope(Model, ifcSite.OwnerHistory))
{
AddGlobalId(row.ExternalSiteIdentifier, ifcSite);
if (ValidateString(row.SiteName))
{
ifcSite.Name = row.SiteName;
}
ifcSite.CompositionType = IfcElementCompositionEnum.ELEMENT;
IfcLocalPlacement lp = Model.Instances.New <IfcLocalPlacement>();
lp.RelativePlacement = WCS;
ifcSite.ObjectPlacement = lp;
if (ValidateString(row.SiteDescription))
{
ifcSite.Description = row.SiteDescription;
}
}
}
BbLocalPlacement3D(
BbLocalPlacement3D placementRelTo, BbPosition3D relativePlacement)
{
if (placementRelTo != null && relativePlacement != null)
{
IfcLocalPlacement = new IfcLocalPlacement
{
PlacementRelTo = placementRelTo.IfcLocalPlacement,
RelativePlacement = new IfcAxis2Placement
{
Value = relativePlacement.IfcAxis2Placement3D,
},
};
}
else if (placementRelTo == null && relativePlacement != null)
{
IfcLocalPlacement = new IfcLocalPlacement
{
RelativePlacement = new IfcAxis2Placement
{
Value = relativePlacement.IfcAxis2Placement3D,
},
};
}
else
{
IfcLocalPlacement = new IfcLocalPlacement
{
RelativePlacement = new IfcAxis2Placement
{
Value = BbHeaderSetting.Setting3D.DefaultBbPosition3D.IfcAxis2Placement3D,
},
};
}
}
public static BbLocalPlacement3D Create(IfcLocalPlacement ifcLocalPlacement)
{
var placement3D = new BbLocalPlacement3D(ifcLocalPlacement);
BbInstanceDB.AddToExport(placement3D);
return(placement3D);
}
public static Transformation getPlacementTransformtion(IfcObjectPlacement obPL)
{
if (obPL is IfcLocalPlacement)
{
IfcLocalPlacement locPl = (IfcLocalPlacement)obPL;
Plane pln = Conversion.getPlaneFromPosition((IfcPlacement)locPl.RelativePlacement);
Align3D align = new Align3D(Plane.XY, pln);
if (locPl.PlacementRelTo == null)
{
return(align);
}
else
{
return(getPlacementTransformtion(locPl.PlacementRelTo) * align);
}
}
else if (obPL is IfcGridPlacement)
{
throw new Exception("IfcGridPlacement");
}
return(null);
}
private static IfcPlate ToIfc(this Panel panel,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var plate = new IfcPlate(IfcGuid.ToIfcGuid(Guid.NewGuid()), null,
null, null, null, localPlacement, shape, null);
return(plate);
}
private static IfcMember ToIfc(this Brace column,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var member = new IfcMember(IfcGuid.ToIfcGuid(Guid.NewGuid()), null,
null, null, null, localPlacement, shape, null);
return(member);
}
private static IfcColumn ToIfc(this Column column,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcColumn = new IfcColumn(IfcGuid.ToIfcGuid(Guid.NewGuid()), null,
null, null, null, localPlacement, shape, null);
return(ifcColumn);
}
private static IfcBeam ToIfc(this Beam beam,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcBeam = new IfcBeam(IfcGuid.ToIfcGuid(Guid.NewGuid()), null,
null, null, null, localPlacement, shape, null);
return(ifcBeam);
}
private static IfcWall ToIfc(this Wall wall,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcWall = new IfcWall(IfcGuid.ToIfcGuid(Guid.NewGuid()),
null, wall.Name, null, null, localPlacement, shape, null);
return(ifcWall);
}
/// <summary>
/// Convert a transform to an IfcLocalPlacement.
/// </summary>
/// <param name="transform"></param>
/// <param name="doc"></param>
/// <returns></returns>
private static IfcLocalPlacement ToIfcLocalPlacement(this Transform transform, Document doc)
{
var placement = transform.ToIfcAxis2Placement3D(doc);
var localPlacement = new IfcLocalPlacement(new IfcAxis2Placement(placement));
doc.AddEntity(placement);
return(localPlacement);
}
private static IfcBuildingElementProxy ToIfc(this Mass mass, Guid id,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var proxy = new IfcBuildingElementProxy(IfcGuid.ToIfcGuid(id), null,
null, null, null, localPlacement, shape, null, IfcBuildingElementProxyTypeEnum.ELEMENT);
return(proxy);
}
private static IfcMember ToIfc(this Brace column, Guid id,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var member = new IfcMember(IfcGuid.ToIfcGuid(id), null,
null, null, null, localPlacement, shape, null, IfcMemberTypeEnum.NOTDEFINED);
return(member);
}
private static IfcPlate ToIfc(this Panel panel, Guid id,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var plate = new IfcPlate(IfcGuid.ToIfcGuid(id), null,
null, null, null, localPlacement, shape, null, IfcPlateTypeEnum.NOTDEFINED);
return(plate);
}
private static IfcBeam ToIfc(this Beam beam,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcBeam = new IfcBeam(IfcGuid.ToIfcGuid(beam.Id), null,
null, null, null, localPlacement, shape, null, IfcBeamTypeEnum.BEAM);
return(ifcBeam);
}
private static IfcColumn ToIfc(this Column column, Guid id,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcColumn = new IfcColumn(IfcGuid.ToIfcGuid(id), null,
null, null, null, localPlacement, shape, null, IfcColumnTypeEnum.COLUMN);
return(ifcColumn);
}
private static IfcSlab ToIfc(this Floor floor, Guid id,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var slab = new IfcSlab(IfcGuid.ToIfcGuid(id), null, null, null,
null, localPlacement, shape, null, IfcSlabTypeEnum.FLOOR);
return(slab);
}
public List <ModelUIElement3D> CreateModelUiElementsDs(IfcModel model, List <IfcGloballyUniqueId> elementIdsList, bool visualizeUnselectedElementsTransparent = true, DiffuseMaterial overrideMaterial = null)
{
tempMaterialLibrary = new Dictionary <string, DiffuseMaterial>();
// Refresh the selected Models
SelectedModels = new Dictionary <string, GeometryModel3D>();
VisualizedModels = new Dictionary <string, ModelUIElement3D>();
xModel = model.GetModel();
context = model.GetModelContext();
// Loop through Entities and visualze them in the viewport
var res = new HashSet <IfcGloballyUniqueId>(elementIdsList);
var elementList = new List <ModelUIElement3D>();
// GET GEOREFERENCING
var wcsTransformation = new XbimMatrix3D();
var myIfcSite = xModel.Instances.OfType <Xbim.Ifc2x3.ProductExtension.IfcSite>();
var ifcSites = myIfcSite as IList <Xbim.Ifc2x3.ProductExtension.IfcSite> ?? myIfcSite.ToList();
if (ifcSites.Count == 1)
{
Xbim.Ifc2x3.ProductExtension.IfcSite mySite = ifcSites.First();
IfcLocalPlacement relplacement = mySite.ObjectPlacement.ReferencedByPlacements.First();
wcsTransformation = relplacement.ToMatrix3D();
}
foreach (var item in xModel.Instances.OfType <IIfcProduct>())
{
if (visualizeUnselectedElementsTransparent == false)
{
if (!res.Contains(item.GlobalId))
{
continue;
}
}
// Get the Material
var mat = new DiffuseMaterial();
if (overrideMaterial == null)
{
mat = res.Contains(item.GlobalId)
? GeometryHandler.GetStyleFromXbimModel(item, context)
: GeometryHandler.GetStyleFromXbimModel(item, context, 0.03);
}
else
{
mat = overrideMaterial;
}
var m = GeometryHandler.WriteTriangles(item, context, wcsTransformation);
tempMaterialLibrary.Add(item.GlobalId, mat);
var element = CreateModelUIElement3D(m, mat);
element.MouseDown += ElementOnMouseDown;
elementList.Add(element);
VisualizedModels.Add(item.GlobalId, element);
}
return(elementList);
}
// TODO: There is a lot of duplicate code used to create products.
// Can we make a generic method like ToIfc<TProduct>()? There are
// exceptions for which this won't work like IfcSpace.
private static IfcSpace ToIfc(this Space space,
IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcSpace = new IfcSpace(IfcGuid.ToIfcGuid(Guid.NewGuid()), null, null, null,
null, localPlacement, shape, null, IfcElementCompositionEnum.ELEMENT, IfcInternalOrExternalEnum.NOTDEFINED,
new IfcLengthMeasure(space.Transform.Origin.Z));
return(ifcSpace);
}
private static Transform ToTransform(this IfcLocalPlacement placement)
{
var t = placement.RelativePlacement.ToTransform();
if (placement.PlacementRelTo != null)
{
var tr = placement.PlacementRelTo.ToTransform();
t.Concatenate(tr);
}
return(t);
}
internal static IfcLocalPlacement LocalPlacemetCreate(IfcStore model, IfcAxis2Placement3D _relativePlacement, IfcObjectPlacement _placementRelTo = null)
{
IfcLocalPlacement localPlacement = model.Instances.New <IfcLocalPlacement>();
localPlacement.RelativePlacement = _relativePlacement;
if (_placementRelTo != null)
{
localPlacement.PlacementRelTo = _placementRelTo;
}
return(localPlacement);
}
static void Main(string[] args)
{
var dbInitial = new DatabaseIfc(ModelView.Ifc4NotAssigned);
dbInitial.Factory.Options.GenerateOwnerHistory = false;
var site = new IfcSite(dbInitial, "site")
{
Guid = new Guid("aa4019f8-2584-44a1-a132-c17dfff69c41")
};
var project = new IfcProject(dbInitial, "GeomRep")
{
Guid = new Guid("94d4ddac-9120-4fb9-bea0-7a414ee725d4")
};
new IfcRelAggregates(project, new List <IfcObjectDefinition>()
{
site
})
{
Guid = new Guid("5e1fd0e5-b005-fe11-501e-5caff01dc1ad")
};
IfcAxis2Placement3D placement1 = new IfcAxis2Placement3D(new IfcCartesianPoint(dbInitial, 2, 5, 1));
IfcLocalPlacement objectPlacement1 = new IfcLocalPlacement(site.ObjectPlacement, placement1);
IfcAxis2Placement3D placement2 = new IfcAxis2Placement3D(new IfcCartesianPoint(dbInitial, 14, 5, 1));
IfcLocalPlacement objectPlacement2 = new IfcLocalPlacement(site.ObjectPlacement, placement2);
var profile1 = new IfcRectangleProfileDef(dbInitial, "rectangleProfileDef", 4, 6);
IfcExtrudedAreaSolid extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
IfcProductDefinitionShape shape1 = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));
var profile2 = new IfcRectangleProfileDef(dbInitial, "rectangleProfileDef", 5, 8);
IfcExtrudedAreaSolid extrudedAreaSolid2 = new IfcExtrudedAreaSolid(profile2, 4.1);
IfcProductDefinitionShape shape2 = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid2));
var proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
{
Name = "Cuboid1",
Guid = new Guid("fbc7f4b2-177d-4875-88bb-d3b44115bbaa")
};
var proxy2 = new IfcBuildingElementProxy(site, objectPlacement2, shape2)
{
Name = "Cuboid2",
Guid = new Guid("f8e196cb-c7d9-4d53-9885-0f687706727a")
};
dbInitial.WriteFile("cube_double.ifc");
}
internal static IfcLocalPlacement ToIfcLocalPlacement(this Transform transform, Document doc, IfcObjectPlacement parent = null)
{
var placement = transform.ToIfcAxis2Placement3D(doc);
var localPlacement = new IfcLocalPlacement(new IfcAxis2Placement(placement));
if (parent != null)
{
localPlacement.PlacementRelTo = parent;
}
doc.AddEntity(placement);
return(localPlacement);
}
internal static IfcColumn createColumn(IfcProduct host, IfcProfileDef profile, IfcCartesianPoint cartesianPoint, string globalId)
{
DatabaseIfc db = host.Database;
IfcExtrudedAreaSolid extrudedAreaSolid = new IfcExtrudedAreaSolid(profile, 5000);
IfcShapeRepresentation shapeRepresentation = new IfcShapeRepresentation(extrudedAreaSolid);
IfcProductDefinitionShape productDefinitionShape = new IfcProductDefinitionShape(shapeRepresentation);
IfcLocalPlacement localPlacement = createLocalPlacement(host, cartesianPoint, db.Factory.YAxis);
IfcColumn column = new IfcColumn(host, localPlacement, productDefinitionShape);
setGlobalId(column, globalId);
return(column);
}
private IfcSlab CreateIfcLanding(IfcStore model, LinearPath landingPline, double landingThickness)
{
//begin a transaction
using (var trans = model.BeginTransaction("Create Wall"))
{
IfcSlab landing = model.Instances.New <IfcSlab>();
IfcDirection extrusionDir = model.Instances.New <IfcDirection>();
extrusionDir.SetXYZ(0, 0, -1);
//Create a Definition shape to hold the geometry of the Stair 3D body
IfcShapeRepresentation shape = IFCHelper.ShapeRepresentationCreate(model, "SweptSolid", "Body");
IfcArbitraryClosedProfileDef stepProfile = IFCHelper.ArbitraryClosedProfileCreate(model, (landingPline.Vertices /*.Select(v => v * 1000)*/).ToList());
IfcExtrudedAreaSolid body = IFCHelper.ProfileSweptSolidCreate(model, landingThickness, stepProfile, extrusionDir);
body.BodyPlacementSet(model, 0, 0, 0);
shape.Items.Add(body);
//Create a Product Definition and add the model geometry to the wall
IfcProductDefinitionShape prDefShape = model.Instances.New <IfcProductDefinitionShape>();
prDefShape.Representations.Add(shape);
landing.Representation = prDefShape;
//Create Local axes system and assign it to the column
IfcCartesianPoint location3D = model.Instances.New <IfcCartesianPoint>();
location3D.SetXYZ(0, 0, 0);
//var uvColLongDir = MathHelper.UnitVectorPtFromPt1ToPt2(cadSlab.CenterPt, cadSlab.PtLengthDir);
IfcDirection localXDir = model.Instances.New <IfcDirection>();
localXDir.SetXYZ(1, 0, 0);
IfcDirection localZDir = model.Instances.New <IfcDirection>();
localZDir.SetXYZ(0, 0, 1);
IfcAxis2Placement3D ax3D = IFCHelper.LocalAxesSystemCreate(model, location3D, localXDir, localZDir);
//now place the slab into the model
IfcLocalPlacement lp = IFCHelper.LocalPlacemetCreate(model, ax3D);
landing.ObjectPlacement = lp;
trans.Commit();
return(landing);
}
}
private static IfcOpeningElement ToIfc(this Opening opening, Guid id, IfcLocalPlacement localPlacement, IfcProductDefinitionShape shape)
{
var ifcOpening = new IfcOpeningElement(IfcGuid.ToIfcGuid(id),
null,
null,
null,
null,
localPlacement,
shape,
null,
IfcOpeningElementTypeEnum.OPENING);
return(ifcOpening);
}
internal static IfcBeam createBeam(IfcProduct host, IfcProfileDef profile, IfcCartesianPoint cartesianPoint, string globalId)
{
DatabaseIfc db = host.Database;
IfcAxis2Placement3D position = new IfcAxis2Placement3D(db.Factory.Origin, db.Factory.XAxis, db.Factory.YAxisNegative);
IfcExtrudedAreaSolid extrudedAreaSolid = new IfcExtrudedAreaSolid(profile, position, 5000);
IfcShapeRepresentation shapeRepresentation = new IfcShapeRepresentation(extrudedAreaSolid);
IfcProductDefinitionShape productDefinitionShape = new IfcProductDefinitionShape(shapeRepresentation);
IfcLocalPlacement localPlacement = createLocalPlacement(host, cartesianPoint, db.Factory.YAxis);
IfcBeam beam = new IfcBeam(host, localPlacement, productDefinitionShape);
setGlobalId(beam, globalId);
return(beam);
}
