/// <summary> /// Exports curtain object as one Brep. /// </summary> /// <param name="allSubElements"> /// Collection of elements contained in the host curtain element. /// </param> /// <param name="wallElement"> /// The curtain wall element. /// </param> /// <param name="exporterIFC"> /// The ExporterIFC object. /// </param> /// <param name="setter"> /// The PlacementSetter object. /// </param> /// <param name="localPlacement"> /// The local placement handle. /// </param> /// <returns> /// The handle. /// </returns> public static IFCAnyHandle ExportCurtainObjectCommonAsOneBRep(ICollection <ElementId> allSubElements, Element wallElement, ExporterIFC exporterIFC, PlacementSetter setter, IFCAnyHandle localPlacement) { IFCAnyHandle prodDefRep = null; Document document = wallElement.Document; double eps = UnitUtil.ScaleLength(document.Application.VertexTolerance); IFCFile file = exporterIFC.GetFile(); IFCAnyHandle contextOfItems = exporterIFC.Get3DContextHandle("Body"); IFCGeometryInfo info = IFCGeometryInfo.CreateFaceGeometryInfo(eps); ISet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>(); // Want to make sure we don't accidentally add a mullion or curtain line more than once. HashSet <ElementId> alreadyVisited = new HashSet <ElementId>(); bool useFallbackBREP = true; Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions(); foreach (ElementId subElemId in allSubElements) { Element subElem = wallElement.Document.GetElement(subElemId); GeometryElement geomElem = subElem.get_Geometry(geomOptions); if (geomElem == null) { continue; } if (alreadyVisited.Contains(subElem.Id)) { continue; } alreadyVisited.Add(subElem.Id); // Export tessellated geometry when IFC4 Reference View is selected if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView) { BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(false, ExportOptionsCache.ExportTessellationLevel.ExtraLow); IFCAnyHandle triFaceSet = BodyExporter.ExportBodyAsTessellatedFaceSet(exporterIFC, subElem, bodyExporterOptions, geomElem); if (!IFCAnyHandleUtil.IsNullOrHasNoValue(triFaceSet)) { bodyItems.Add(triFaceSet); useFallbackBREP = false; // no need to do Brep since it is successful } } // Export AdvancedFace before use fallback BREP else if (ExporterCacheManager.ExportOptionsCache.ExportAs4DesignTransferView) { BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(false, ExportOptionsCache.ExportTessellationLevel.ExtraLow); IFCAnyHandle advancedBRep = BodyExporter.ExportBodyAsAdvancedBrep(exporterIFC, subElem, bodyExporterOptions, geomElem); if (!IFCAnyHandleUtil.IsNullOrHasNoValue(advancedBRep)) { bodyItems.Add(advancedBRep); useFallbackBREP = false; // no need to do Brep since it is successful } } if (useFallbackBREP) { ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geomElem, XYZ.Zero, false); HashSet <IFCAnyHandle> faces = new HashSet <IFCAnyHandle>(info.GetSurfaces()); IFCAnyHandle outer = IFCInstanceExporter.CreateClosedShell(file, faces); if (!IFCAnyHandleUtil.IsNullOrHasNoValue(outer)) { bodyItems.Add(RepresentationUtil.CreateFacetedBRep(exporterIFC, document, outer, ElementId.InvalidElementId)); } } } if (bodyItems.Count == 0) { return(prodDefRep); } ElementId catId = CategoryUtil.GetSafeCategoryId(wallElement); IFCAnyHandle shapeRep; // Use tessellated geometry in Reference View if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView && !useFallbackBREP) { shapeRep = RepresentationUtil.CreateTessellatedRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems, null); } else if (ExporterCacheManager.ExportOptionsCache.ExportAs4DesignTransferView && !useFallbackBREP) { shapeRep = RepresentationUtil.CreateAdvancedBRepRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems, null); } else { shapeRep = RepresentationUtil.CreateBRepRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems); } if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep)) { return(prodDefRep); } IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>(); shapeReps.Add(shapeRep); IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, wallElement.get_Geometry(geomOptions), Transform.Identity); if (boundingBoxRep != null) { shapeReps.Add(boundingBoxRep); } prodDefRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps); return(prodDefRep); }
/// <summary> /// Exports a geometry element to boundary representation. /// </summary> /// <param name="exporterIFC">The ExporterIFC object.</param> /// <param name="element">The element.</param> /// <param name="geometryElement">The geometry element.</param> /// <param name="exportBoundaryRep">True if to export boundary representation.</param> /// <param name="exportAsFacetation">True if to export the geometry as facetation.</param> /// <param name="bodyRep">Body representation.</param> /// <param name="boundaryRep">Boundary representation.</param> /// <returns>True if success, false if fail.</returns> public static bool ExportSurface(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, bool exportBoundaryRep, bool exportAsFacetation, ref IFCAnyHandle bodyRep, ref IFCAnyHandle boundaryRep) { if (geometryElement == null) { return(false); } IFCGeometryInfo ifcGeomInfo = null; Document doc = element.Document; Plane plane = GeometryUtil.CreateDefaultPlane(); XYZ projDir = new XYZ(0, 0, 1); double eps = UnitUtil.ScaleLength(doc.Application.VertexTolerance); ifcGeomInfo = IFCGeometryInfo.CreateFaceGeometryInfo(exporterIFC, plane, projDir, eps, exportBoundaryRep); ExporterIFCUtils.CollectGeometryInfo(exporterIFC, ifcGeomInfo, geometryElement, XYZ.Zero, true); IFCFile file = exporterIFC.GetFile(); IFCAnyHandle surface; // Use tessellated geometry for surface in IFC Reference View if (ExporterUtil.IsReferenceView()) { BodyExporterOptions options = new BodyExporterOptions(false); surface = BodyExporter.ExportBodyAsTriangulatedFaceSet(exporterIFC, element, options, geometryElement); } else { HashSet <IFCAnyHandle> faceSets = new HashSet <IFCAnyHandle>(); IList <ICollection <IFCAnyHandle> > faceList = ifcGeomInfo.GetFaces(); foreach (ICollection <IFCAnyHandle> faces in faceList) { // no faces, don't complain. if (faces.Count == 0) { continue; } HashSet <IFCAnyHandle> faceSet = new HashSet <IFCAnyHandle>(faces); faceSets.Add(IFCInstanceExporter.CreateConnectedFaceSet(file, faceSet)); } if (faceSets.Count == 0) { return(false); } surface = IFCInstanceExporter.CreateFaceBasedSurfaceModel(file, faceSets); } if (IFCAnyHandleUtil.IsNullOrHasNoValue(surface)) { return(false); } BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, doc, surface, BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element)); ISet <IFCAnyHandle> surfaceItems = new HashSet <IFCAnyHandle>(); surfaceItems.Add(surface); ElementId catId = CategoryUtil.GetSafeCategoryId(element); bodyRep = RepresentationUtil.CreateSurfaceRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), surfaceItems, exportAsFacetation, bodyRep); if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep)) { return(false); } ICollection <IFCAnyHandle> boundaryRepresentations = ifcGeomInfo.GetRepresentations(); if (exportBoundaryRep && boundaryRepresentations.Count > 0) { HashSet <IFCAnyHandle> boundaryRepresentationSet = new HashSet <IFCAnyHandle>(); boundaryRepresentationSet.UnionWith(boundaryRepresentations); boundaryRep = RepresentationUtil.CreateBoundaryRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("FootPrint"), boundaryRepresentationSet, boundaryRep); } return(true); }
/// <summary> /// Exports curtain object as one Brep. /// </summary> /// <param name="allSubElements"> /// Collection of elements contained in the host curtain element. /// </param> /// <param name="wallElement"> /// The curtain wall element. /// </param> /// <param name="exporterIFC"> /// The ExporterIFC object. /// </param> /// <param name="setter"> /// The IFCPlacementSetter object. /// </param> /// <param name="localPlacement"> /// The local placement handle. /// </param> /// <returns> /// The handle. /// </returns> public static IFCAnyHandle ExportCurtainObjectCommonAsOneBRep(ICollection <ElementId> allSubElements, Element wallElement, ExporterIFC exporterIFC, IFCPlacementSetter setter, IFCAnyHandle localPlacement) { IFCAnyHandle prodDefRep = null; Document document = wallElement.Document; double eps = document.Application.VertexTolerance * exporterIFC.LinearScale; IFCFile file = exporterIFC.GetFile(); IFCAnyHandle contextOfItems = exporterIFC.Get3DContextHandle("Body"); IFCGeometryInfo info = IFCGeometryInfo.CreateFaceGeometryInfo(eps); IList <IFCAnyHandle> bodyItems = new List <IFCAnyHandle>(); // Want to make sure we don't accidentally add a mullion or curtain line more than once. HashSet <ElementId> alreadyVisited = new HashSet <ElementId>(); Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions(); foreach (ElementId subElemId in allSubElements) { Element subElem = wallElement.Document.GetElement(subElemId); GeometryElement geomElem = subElem.get_Geometry(geomOptions); if (geomElem == null) { continue; } if (alreadyVisited.Contains(subElem.Id)) { continue; } alreadyVisited.Add(subElem.Id); ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geomElem, XYZ.Zero, false); HashSet <IFCAnyHandle> faces = new HashSet <IFCAnyHandle>(info.GetSurfaces()); IFCAnyHandle outer = IFCInstanceExporter.CreateClosedShell(file, faces); if (!IFCAnyHandleUtil.IsNullOrHasNoValue(outer)) { bodyItems.Add(RepresentationUtil.CreateFacetedBRep(exporterIFC, document, outer, ElementId.InvalidElementId)); } } if (bodyItems.Count == 0) { return(prodDefRep); } ElementId catId = CategoryUtil.GetSafeCategoryId(wallElement); IFCAnyHandle shapeRep = RepresentationUtil.CreateBRepRep(exporterIFC, wallElement, catId, contextOfItems, bodyItems); if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep)) { return(prodDefRep); } IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>(); shapeReps.Add(shapeRep); IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, wallElement.get_Geometry(geomOptions), Transform.Identity); if (boundingBoxRep != null) { shapeReps.Add(boundingBoxRep); } prodDefRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps); return(prodDefRep); }
/// <summary> /// Exports a geometry element to boundary representation. /// </summary> /// <param name="exporterIFC">The ExporterIFC object.</param> /// <param name="element">The element.</param> /// <param name="geometryElement">The geometry element.</param> /// <param name="exportBoundaryRep">True if to export boundary representation.</param> /// <param name="exportAsFacetation">True if to export the geometry as facetation.</param> /// <param name="bodyRep">Body representation.</param> /// <param name="boundaryRep">Boundary representation.</param> /// <returns>True if success, false if fail.</returns> public static bool ExportSurface(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, bool exportBoundaryRep, bool exportAsFacetation, ref IFCAnyHandle bodyRep, ref IFCAnyHandle boundaryRep) { if (geometryElement == null) { return(false); } IFCGeometryInfo ifcGeomInfo = null; Plane plane = GeometryUtil.CreateDefaultPlane(); XYZ projDir = new XYZ(0, 0, 1); double eps = element.Document.Application.VertexTolerance * exporterIFC.LinearScale; ifcGeomInfo = IFCGeometryInfo.CreateFaceGeometryInfo(exporterIFC, plane, projDir, eps, exportBoundaryRep); ExporterIFCUtils.CollectGeometryInfo(exporterIFC, ifcGeomInfo, geometryElement, XYZ.Zero, true); IFCFile file = exporterIFC.GetFile(); HashSet <IFCAnyHandle> faceSets = new HashSet <IFCAnyHandle>(); IList <ICollection <IFCAnyHandle> > faceList = ifcGeomInfo.GetFaces(); foreach (ICollection <IFCAnyHandle> faces in faceList) { // no faces, don't complain. if (faces.Count == 0) { continue; } HashSet <IFCAnyHandle> faceSet = new HashSet <IFCAnyHandle>(faces); faceSets.Add(IFCInstanceExporter.CreateConnectedFaceSet(file, faceSet)); } if (faceSets.Count == 0) { return(false); } IFCAnyHandle surface = IFCInstanceExporter.CreateFaceBasedSurfaceModel(file, faceSets); IList <IFCAnyHandle> surfaceItems = new List <IFCAnyHandle>(); surfaceItems.Add(surface); ElementId catId = CategoryUtil.GetSafeCategoryId(element); bodyRep = RepresentationUtil.CreateSurfaceRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), surfaceItems, exportAsFacetation, bodyRep); if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep)) { return(false); } ICollection <IFCAnyHandle> boudaryRepresentations = ifcGeomInfo.GetRepresentations(); if (exportBoundaryRep && boudaryRepresentations.Count > 1) { boundaryRep = RepresentationUtil.CreateBoundaryRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), boudaryRepresentations, boundaryRep); } return(true); }
/// <summary> /// Exports a geometry element to boundary representation. /// </summary> /// <param name="exporterIFC">The ExporterIFC object.</param> /// <param name="element">The element.</param> /// <param name="geometryElement">The geometry element.</param> /// <param name="exportBoundaryRep">True if to export boundary representation.</param> /// <param name="exportAsFacetation">True if to export the geometry as facetation.</param> /// <param name="bodyRep">Body representation.</param> /// <param name="boundaryRep">Boundary representation.</param> /// <returns>True if success, false if fail.</returns> public static bool ExportSurface(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, bool exportBoundaryRep, bool exportAsFacetation, ref IFCAnyHandle bodyRep, ref IFCAnyHandle boundaryRep) { if (geometryElement == null) { return(false); } IFCGeometryInfo ifcGeomInfo = null; Document doc = element.Document; Plane plane = GeometryUtil.CreateDefaultPlane(); XYZ projDir = new XYZ(0, 0, 1); double eps = UnitUtil.ScaleLength(doc.Application.VertexTolerance); IFCFile file = exporterIFC.GetFile(); IFCAnyHandle surface; ICollection <IFCAnyHandle> boundaryRepresentations = new List <IFCAnyHandle>(); // Use tessellated geometry for surface in IFC Reference View if (ExporterCacheManager.ExportOptionsCache.ExportAs4ReferenceView) { BodyExporterOptions options = new BodyExporterOptions(false, ExportOptionsCache.ExportTessellationLevel.ExtraLow); surface = BodyExporter.ExportBodyAsTessellatedFaceSet(exporterIFC, element, options, geometryElement); if (element is Autodesk.Revit.DB.Architecture.TopographySurface) { // TODO: need to find a good way to create the right boundary outline! //IList<XYZ> boundaryPoints = (element as Autodesk.Revit.DB.Architecture.TopographySurface).GetBoundaryPoints(); //if (boundaryPoints != null && boundaryPoints.Count > 0) //{ // IList<IFCAnyHandle> coords = new List<IFCAnyHandle>(); // foreach (XYZ point in boundaryPoints) // { // XYZ scPoint = ExporterIFCUtils.TransformAndScalePoint(exporterIFC, point); // IList<double> uvPoint = new List<double>(); // // SInce the projection direction is on Z-axis, simply ignoring the Z-value will do for this. And also the Site reference will follow the WCS // uvPoint.Add(scPoint.X); // uvPoint.Add(scPoint.Y); // IFCAnyHandle ifcCartesianPoint = IFCInstanceExporter.CreateCartesianPoint(file, uvPoint); // coords.Add(ifcCartesianPoint); // } // if (coords.Count >= 2) // { // IFCAnyHandle boundaryLines = IFCInstanceExporter.CreatePolyline(file, coords); // boundaryRepresentations.Add(boundaryLines); // } //} } } else { ifcGeomInfo = IFCGeometryInfo.CreateFaceGeometryInfo(exporterIFC, plane, projDir, eps, exportBoundaryRep); ExporterIFCUtils.CollectGeometryInfo(exporterIFC, ifcGeomInfo, geometryElement, XYZ.Zero, true); HashSet <IFCAnyHandle> faceSets = new HashSet <IFCAnyHandle>(); IList <ICollection <IFCAnyHandle> > faceList = ifcGeomInfo.GetFaces(); foreach (ICollection <IFCAnyHandle> faces in faceList) { // no faces, don't complain. if (faces.Count == 0) { continue; } HashSet <IFCAnyHandle> faceSet = new HashSet <IFCAnyHandle>(faces); faceSets.Add(IFCInstanceExporter.CreateConnectedFaceSet(file, faceSet)); } if (faceSets.Count == 0) { return(false); } surface = IFCInstanceExporter.CreateFaceBasedSurfaceModel(file, faceSets); // Collect Footprint data boundaryRepresentations = ifcGeomInfo.GetRepresentations(); } if (IFCAnyHandleUtil.IsNullOrHasNoValue(surface)) { return(false); } BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, doc, surface, BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element)); ISet <IFCAnyHandle> surfaceItems = new HashSet <IFCAnyHandle>(); surfaceItems.Add(surface); ElementId catId = CategoryUtil.GetSafeCategoryId(element); bodyRep = RepresentationUtil.CreateSurfaceRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("Body"), surfaceItems, exportAsFacetation, bodyRep); if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep)) { return(false); } if (exportBoundaryRep && boundaryRepresentations.Count > 0) { HashSet <IFCAnyHandle> boundaryRepresentationSet = new HashSet <IFCAnyHandle>(); boundaryRepresentationSet.UnionWith(boundaryRepresentations); boundaryRep = RepresentationUtil.CreateBoundaryRep(exporterIFC, element, catId, exporterIFC.Get3DContextHandle("FootPrint"), boundaryRepresentationSet, boundaryRep); } return(true); }