/// <summary>
/// Export the roof to IfcRoof containing its parts.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportRoofAsParts(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCAnyHandle localPlacement = setter.GetPlacement();
IFCAnyHandle prodRepHnd = null;
string elementGUID = GUIDUtil.CreateGUID(element);
string elementName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string elementDescription = NamingUtil.GetDescriptionOverride(element, null);
string elementObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
//need to convert the string to enum
string ifcEnumType = ExporterUtil.GetIFCTypeFromExportTable(exporterIFC, element);
IFCAnyHandle roofHandle = IFCInstanceExporter.CreateRoof(file, elementGUID, ownerHistory, elementName, elementDescription, elementObjectType, localPlacement, prodRepHnd, elementTag, GetIFCRoofType(ifcEnumType));
// Export the parts
PartExporter.ExportHostPart(exporterIFC, element, roofHandle, productWrapper, setter, localPlacement, null);
productWrapper.AddElement(element, roofHandle, setter, null, true);
transaction.Commit();
}
}
}
/// <summary>
/// Export the roof to IfcRoof containing its parts.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
public static void ExportRoofAsParts(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCAnyHandle localPlacement = setter.GetPlacement();
using (IFCExtrusionCreationData extrusionCreationData = new IFCExtrusionCreationData())
{
extrusionCreationData.SetLocalPlacement(setter.GetPlacement());
extrusionCreationData.PossibleExtrusionAxes = IFCExtrusionAxes.TryXY;
IFCAnyHandle prodRepHnd = null;
string elementGUID = ExporterIFCUtils.CreateGUID(element);
string origElementName = exporterIFC.GetName();
string elementName = NamingUtil.GetNameOverride(element, origElementName);
string elementDescription = NamingUtil.GetDescriptionOverride(element, null);
string elementObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string elementId = NamingUtil.CreateIFCElementId(element);
//need to convert the string to enum
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, element);
IFCAnyHandle roofHandle = IFCInstanceExporter.CreateRoof(file, elementGUID, ownerHistory, elementName, elementDescription, elementObjectType, localPlacement, prodRepHnd, elementId, GetIFCRoofType(ifcEnumType));
// Export the parts
PartExporter.ExportHostPart(exporterIFC, element, roofHandle, productWrapper, setter, localPlacement, null);
productWrapper.AddElement(roofHandle, setter, extrusionCreationData, LevelUtil.AssociateElementToLevel(element));
OpeningUtil.CreateOpeningsIfNecessary(roofHandle, element, extrusionCreationData, exporterIFC, extrusionCreationData.GetLocalPlacement(), setter, productWrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
transaction.Commit();
}
}
}
/// <summary>
/// Exports an element as a covering of type insulation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
protected static bool ExportInsulation(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
{
return(false);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return(false);
}
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(element, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle insulation = IFCInstanceExporter.CreateCovering(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag, IFCCoveringType.Insulation);
ExporterCacheManager.ElementToHandleCache.Register(element.Id, insulation);
productWrapper.AddElement(element, insulation, placementSetter.GetLevelInfo(), ecData, true);
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element);
CategoryUtil.CreateMaterialAssociation(exporterIFC, insulation, matId);
}
}
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports an element as building element proxy.
/// </summary>
/// <remarks>
/// This function is called from the Export function, but can also be called directly if you do not
/// want CreateInternalPropertySets to be called.
/// </remarks>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>The handle if created, null otherwise.</returns>
public static IFCAnyHandle ExportBuildingElementProxy(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
{
return(null);
}
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle buildingElementProxy = null;
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return(null);
}
string guid = GUIDUtil.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(element, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
buildingElementProxy = IFCInstanceExporter.CreateBuildingElementProxy(file, guid,
ownerHistory, name, description, objectType, localPlacement, representation, elementTag, null);
productWrapper.AddElement(element, buildingElementProxy, placementSetter.GetLevelInfo(), ecData, true);
}
tr.Commit();
}
}
return(buildingElementProxy);
}
/// <summary>
/// Exports an element as an IFC assembly with its members.
/// </summary>
/// <param name="exporterIFC">The exporter.</param>
/// <param name="assemblyElem">The element to be exported as IFC assembly.</param>
/// <param name="memberIds">The member element ids.</param>
/// <param name="assemblyType">The IFC assembly type.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
static void ExportAssemblyInstanceWithMembers(ExporterIFC exporterIFC, Element assemblyElem,
ICollection <ElementId> memberIds, IFCElementAssemblyType assemblyType, ProductWrapper productWrapper)
{
HashSet <IFCAnyHandle> memberHnds = new HashSet <IFCAnyHandle>();
foreach (ElementId memberId in memberIds)
{
IFCAnyHandle memberHnd = ExporterCacheManager.ElementToHandleCache.Find(memberId);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(memberHnd))
{
memberHnds.Add(memberHnd);
}
}
if (memberHnds.Count == 0)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, assemblyElem, null, null, ExporterUtil.GetBaseLevelIdForElement(assemblyElem)))
{
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
string guid = GUIDUtil.CreateGUID(assemblyElem);
string name = NamingUtil.GetIFCName(assemblyElem);
string description = NamingUtil.GetDescriptionOverride(assemblyElem, null);
string objectType = NamingUtil.GetObjectTypeOverride(assemblyElem, exporterIFC.GetFamilyName());
string elementTag = NamingUtil.CreateIFCElementId(assemblyElem);
IFCAnyHandle assemblyInstanceHnd = IFCInstanceExporter.CreateElementAssembly(file, guid,
ownerHistory, name, description, objectType, localPlacement, null, elementTag,
IFCAssemblyPlace.NotDefined, assemblyType);
productWrapper.AddElement(assemblyElem, assemblyInstanceHnd, placementSetter.GetLevelInfo(), null, true);
string aggregateGuid = GUIDUtil.CreateSubElementGUID(assemblyElem, (int)IFCAssemblyInstanceSubElements.RelAggregates);
IFCInstanceExporter.CreateRelAggregates(file, aggregateGuid, ownerHistory, null, null, assemblyInstanceHnd, memberHnds);
ExporterCacheManager.ElementsInAssembliesCache.UnionWith(memberHnds);
// Update member local placements to be relative to the assembly.
SetLocalPlacementsRelativeToAssembly(exporterIFC, localPlacement, memberHnds);
}
tr.Commit();
}
}
/// <summary>
/// Exports mullion.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="mullion">
/// The mullion object.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="localPlacement">
/// The local placement handle.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Mullion mullion, GeometryElement geometryElement,
IFCAnyHandle localPlacement, IFCPlacementSetter setter, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCPlacementSetter mullionSetter = IFCPlacementSetter.Create(exporterIFC, mullion, null, null, ExporterUtil.GetBaseLevelIdForElement(mullion)))
{
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
IFCAnyHandle mullionPlacement = mullionSetter.GetPlacement();
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(localPlacement, mullionPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle mullionRelativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle mullionLocalPlacement = IFCInstanceExporter.CreateLocalPlacement(file, localPlacement, mullionRelativePlacement);
extraParams.SetLocalPlacement(mullionLocalPlacement);
ElementId catId = CategoryUtil.GetSafeCategoryId(mullion);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle repHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, mullion, catId,
geometryElement, bodyExporterOptions, null, extraParams, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extraParams.ClearOpenings();
return;
}
string elemGUID = GUIDUtil.CreateGUID(mullion);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string elemObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, mullion);
string name = NamingUtil.GetNameOverride(mullion, elemObjectType);
string description = NamingUtil.GetDescriptionOverride(mullion, null);
string objectType = NamingUtil.GetObjectTypeOverride(mullion, elemObjectType);
string elemTag = NamingUtil.GetTagOverride(mullion, NamingUtil.CreateIFCElementId(mullion));
IFCAnyHandle mullionHnd = IFCInstanceExporter.CreateMember(file, elemGUID, ownerHistory, name, description, objectType,
mullionLocalPlacement, repHnd, elemTag);
ExporterCacheManager.HandleToElementCache.Register(mullionHnd, mullion.Id);
productWrapper.AddElement(mullion, mullionHnd, mullionSetter, extraParams, false);
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, mullion);
CategoryUtil.CreateMaterialAssociation(exporterIFC, mullionHnd, matId);
}
}
}
/// <summary>
/// Exports an element as a covering of type insulation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportDuctLining(ExporterIFC exporterIFC, Element element,
GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
if (element == null || geometryElement == null)
{
return(false);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application, exporterIFC, element,
categoryId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return(false);
}
string guid = ExporterIFCUtils.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string objectType = exporterIFC.GetFamilyName();
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.CreateIFCElementId(element);
IFCAnyHandle ductLining = IFCInstanceExporter.CreateCovering(file, guid,
ownerHistory, objectType, null, objectType, localPlacement, representation, elementTag, IFCCoveringType.Wrapping);
productWrapper.AddElement(ductLining, placementSetter.GetLevelInfo(), ecData, LevelUtil.AssociateElementToLevel(element));
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
}
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports an element as an IFC assembly.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportAssemblyInstanceElement(ExporterIFC exporterIFC, AssemblyInstance element,
IFCProductWrapper productWrapper)
{
if (element == null)
{
return(false);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, element))
{
string guid = ExporterIFCUtils.CreateGUID(element);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string name = exporterIFC.GetName();
string objectType = exporterIFC.GetFamilyName();
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
IFCAnyHandle representation = null;
string elementTag = NamingUtil.CreateIFCElementId(element);
IFCElementAssemblyType predefinedType = GetPredefinedTypeFromObjectType(objectType);
IFCAnyHandle assemblyInstanceHnd = IFCInstanceExporter.CreateElementAssembly(file, guid,
ownerHistory, name, null, objectType, localPlacement, representation, elementTag,
IFCAssemblyPlace.NotDefined, predefinedType);
productWrapper.AddElement(assemblyInstanceHnd, placementSetter.GetLevelInfo(), null, true);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
ExporterCacheManager.AssemblyInstanceCache.RegisterAssemblyInstance(element.Id, assemblyInstanceHnd);
}
tr.Commit();
return(true);
}
}
/// <summary>
/// Exports an element as IFC covering.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportCovering(ExporterIFC exporterIFC, Element element, GeometryElement geomElem, string ifcEnumType, IFCProductWrapper productWrapper)
{
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
{
return;
}
ElementType elemType = element.Document.GetElement(element.GetTypeId()) as ElementType;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle prodRep = exportParts ? null : RepresentationUtil.CreateSurfaceProductDefinitionShape(exporterIFC,
element, geomElem, false, false);
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceElemId = NamingUtil.CreateIFCElementId(element);
Toolkit.IFCCoveringType coveringType = GetIFCCoveringType(element, ifcEnumType);
IFCAnyHandle covering = IFCInstanceExporter.CreateCovering(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, setter.GetPlacement(), prodRep, instanceElemId, coveringType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, covering, productWrapper, setter, setter.GetPlacement(), null);
}
productWrapper.AddElement(covering, setter, null, LevelUtil.AssociateElementToLevel(element));
Ceiling ceiling = element as Ceiling;
if (ceiling != null && !exportParts)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, ceiling, covering,
geomElem, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3);
}
ExporterIFCUtils.CreateCoveringPropertySet(exporterIFC, element, productWrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
transaction.Commit();
}
}
/// <summary>
/// Exports a Rebar to IFC ReinforcingBar.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element to be exported.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>The list of IfcReinforcingBar handles created.</returns>
public static IList <IFCAnyHandle> ExportRebar(ExporterIFC exporterIFC, Element element, ProductWrapper productWrapper)
{
try
{
IFCFile file = exporterIFC.GetFile();
List <IFCAnyHandle> createdRebars = new List <IFCAnyHandle>();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
if (element is Rebar)
{
GeometryElement rebarGeometry = ExporterIFCUtils.GetRebarGeometry(element as Rebar, ExporterCacheManager.ExportOptionsCache.FilterViewForExport);
// only options are: Not Export, BuildingElementProxy, or ReinforcingBar/Mesh, depending on layout.
// Not Export is handled previously, and ReinforcingBar vs Mesh will be determined below.
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
if ((exportType == IFCExportType.ExportBuildingElementProxy) || (exportType == IFCExportType.ExportBuildingElementProxyType))
{
if (rebarGeometry != null)
{
ProxyElementExporter.ExportBuildingElementProxy(exporterIFC, element, rebarGeometry, productWrapper);
transaction.Commit();
}
return(null);
}
}
IFCAnyHandle prodRep = null;
double scale = exporterIFC.LinearScale;
double totalBarLengthUnscale = GetRebarTotalLength(element);
double volumeUnscale = GetRebarVolume(element);
double totalBarLength = totalBarLengthUnscale * scale;
if (MathUtil.IsAlmostZero(totalBarLength))
{
return(null);
}
ElementId materialId = ElementId.InvalidElementId;
ParameterUtil.GetElementIdValueFromElementOrSymbol(element, BuiltInParameter.MATERIAL_ID_PARAM, out materialId);
Document doc = element.Document;
ElementId typeId = element.GetTypeId();
RebarBarType elementType = element.Document.GetElement(element.GetTypeId()) as RebarBarType;
double diameter = (elementType == null ? 1.0 / 12.0 : elementType.BarDiameter) * scale;
double radius = diameter / 2.0;
double longitudinalBarNominalDiameter = diameter;
double longitudinalBarCrossSectionArea = (volumeUnscale / totalBarLengthUnscale) * scale * scale;
double barLength = totalBarLength / GetRebarQuantity(element);
IList <Curve> baseCurves = GetRebarCenterlineCurves(element, true, false, false);
int numberOfBarPositions = GetNumberOfBarPositions(element);
string steelGrade = NamingUtil.GetOverrideStringValue(element, "SteelGrade", null);
IFCReinforcingBarRole role = GetReinforcingBarRole(NamingUtil.GetOverrideStringValue(element, "BarRole", null));
string origRebarName = NamingUtil.GetIFCName(element);
string rebarDescription = NamingUtil.GetDescriptionOverride(element, null);
string rebarObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string rebarElemId = NamingUtil.CreateIFCElementId(element);
const int maxBarGUIDS = IFCReinforcingBarSubElements.BarEnd - IFCReinforcingBarSubElements.BarStart + 1;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
IFCAnyHandle originalPlacement = setter.GetPlacement();
for (int i = 0; i < numberOfBarPositions; i++)
{
if (!DoesBarExistAtPosition(element, i))
{
continue;
}
string rebarName = NamingUtil.GetNameOverride(element, origRebarName + ": " + i);
Transform barTrf = GetBarPositionTransform(element, i);
IList <Curve> curves = new List <Curve>();
double endParam = 0.0;
foreach (Curve baseCurve in baseCurves)
{
if (baseCurve is Arc || baseCurve is Ellipse)
{
if (baseCurve.IsBound)
{
endParam += (baseCurve.get_EndParameter(1) - baseCurve.get_EndParameter(0)) * 180 / Math.PI;
}
else
{
endParam += (2 * Math.PI) * 180 / Math.PI;
}
}
else
{
endParam += 1.0;
}
curves.Add(baseCurve.get_Transformed(barTrf));
}
IFCAnyHandle compositeCurve = GeometryUtil.CreateCompositeCurve(exporterIFC, curves);
IFCAnyHandle sweptDiskSolid = IFCInstanceExporter.CreateSweptDiskSolid(file, compositeCurve, radius, null, 0, endParam);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(sweptDiskSolid);
IFCAnyHandle shapeRep = RepresentationUtil.CreateAdvancedSweptSolidRep(exporterIFC, element, categoryId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null);
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle copyLevelPlacement = (i == 0) ? originalPlacement : ExporterUtil.CopyLocalPlacement(file, originalPlacement);
string rebarGUID = (i < maxBarGUIDS) ?
GUIDUtil.CreateSubElementGUID(element, i + (int)IFCReinforcingBarSubElements.BarStart) :
GUIDUtil.CreateGUID();
IFCAnyHandle elemHnd = IFCInstanceExporter.CreateReinforcingBar(file, rebarGUID, exporterIFC.GetOwnerHistoryHandle(),
rebarName, rebarDescription, rebarObjectType, copyLevelPlacement,
prodRep, rebarElemId, steelGrade, longitudinalBarNominalDiameter, longitudinalBarCrossSectionArea,
barLength, role, null);
createdRebars.Add(elemHnd);
productWrapper.AddElement(element, elemHnd, setter.GetLevelInfo(), null, true);
ExporterCacheManager.HandleToElementCache.Register(elemHnd, element.Id);
CategoryUtil.CreateMaterialAssociation(exporterIFC, elemHnd, materialId);
}
}
transaction.Commit();
}
return(createdRebars);
}
catch (Exception)
{
// It will throw exception at GetBarPositionTransform when exporting rebars with Revit 2013 UR1 and before versions, so we skip the export.
// It should not come here and will export the rebars properly at Revit later versions.
}
return(null);
}
/// <summary>
/// Creates IFC room/space/area item, not include boundaries.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="spatialElement">
/// The spatial element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <returns>
/// True if created successfully, false otherwise.
/// </returns>
static bool CreateIFCSpace(ExporterIFC exporterIFC, SpatialElement spatialElement, ProductWrapper productWrapper, IFCPlacementSetter setter)
{
IList<CurveLoop> curveLoops = null;
try
{
SpatialElementBoundaryOptions options = ExporterIFCUtils.GetSpatialElementBoundaryOptions(exporterIFC, spatialElement);
curveLoops = ExporterIFCUtils.GetRoomBoundaryAsCurveLoopArray(spatialElement, options, true);
}
catch (Autodesk.Revit.Exceptions.InvalidOperationException)
{
//Some spatial elements are not placed that have no boundary loops. Don't export them.
return false;
}
Autodesk.Revit.DB.Document document = spatialElement.Document;
ElementId levelId = spatialElement.Level != null ? spatialElement.Level.Id : ElementId.InvalidElementId;
double scale = exporterIFC.LinearScale;
ElementId catId = spatialElement.Category != null ? spatialElement.Category.Id : ElementId.InvalidElementId;
double dArea = 0.0;
if (ParameterUtil.GetDoubleValueFromElement(spatialElement, BuiltInParameter.ROOM_AREA, out dArea))
dArea *= (scale * scale);
IFCLevelInfo levelInfo = exporterIFC.GetLevelInfo(levelId);
string strSpaceNumber = null;
string strSpaceName = null;
string strSpaceDesc = null;
bool isArea = spatialElement is Area;
if (!isArea)
{
if (!ParameterUtil.GetStringValueFromElement(spatialElement, BuiltInParameter.ROOM_NUMBER, out strSpaceNumber))
strSpaceNumber = null;
if (!ParameterUtil.GetStringValueFromElement(spatialElement, BuiltInParameter.ROOM_NAME, out strSpaceName))
strSpaceName = null;
if (!ParameterUtil.GetStringValueFromElement(spatialElement, BuiltInParameter.ALL_MODEL_INSTANCE_COMMENTS, out strSpaceDesc))
strSpaceDesc = null;
}
else
{
// Default to true to preserve previous behavior.
bool? exportGSADesignGrossArea = ExporterCacheManager.ExportOptionsCache.ExportGSAGrossDesignArea;
if (!exportGSADesignGrossArea.HasValue || exportGSADesignGrossArea.Value)
{
Element level = document.GetElement(levelId);
if (level != null)
{
strSpaceNumber = level.Name + " GSA Design Gross Area";
}
}
}
string name = strSpaceNumber;
string longName = strSpaceName;
string desc = strSpaceDesc;
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle localPlacement = setter.GetPlacement();
ElementType elemType = document.GetElement(spatialElement.GetTypeId()) as ElementType;
IFCInternalOrExternal internalOrExternal = CategoryUtil.IsElementExternal(spatialElement, true) ? IFCInternalOrExternal.External : IFCInternalOrExternal.Internal;
double roomHeight = 0.0;
roomHeight = GetHeight(spatialElement, scale, levelId, levelInfo);
if (roomHeight <= 0.0)
return false;
double bottomOffset;
ParameterUtil.GetDoubleValueFromElement(spatialElement, BuiltInParameter.ROOM_LOWER_OFFSET, out bottomOffset);
XYZ zDir = new XYZ(0, 0, 1);
XYZ orig = new XYZ(0, 0, levelInfo.Elevation + bottomOffset);
Plane plane = new Plane(zDir, orig); // room calculated as level offset.
GeometryElement geomElem = null;
if (spatialElement is Autodesk.Revit.DB.Architecture.Room)
{
Autodesk.Revit.DB.Architecture.Room room = spatialElement as Autodesk.Revit.DB.Architecture.Room;
geomElem = room.ClosedShell;
}
else if (spatialElement is Autodesk.Revit.DB.Mechanical.Space)
{
Autodesk.Revit.DB.Mechanical.Space space = spatialElement as Autodesk.Revit.DB.Mechanical.Space;
geomElem = space.ClosedShell;
}
IFCAnyHandle spaceHnd = null;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
extraParams.SetLocalPlacement(localPlacement);
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
using (IFCTransaction transaction2 = new IFCTransaction(file))
{
IFCAnyHandle repHnd = null;
if (!ExporterCacheManager.ExportOptionsCache.Use2DRoomBoundaryForRoomVolumeCreation && geomElem != null)
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporterOptions.BodyTessellationLevel.Coarse;
repHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, spatialElement,
catId, geomElem, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
extraParams.ClearOpenings();
}
else
{
IFCAnyHandle shapeRep = ExtrusionExporter.CreateExtrudedSolidFromCurveLoop(exporterIFC, null, curveLoops, plane, zDir, roomHeight);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return false;
IFCAnyHandle styledItemHnd = BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, document,
shapeRep, ElementId.InvalidElementId);
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(shapeRep);
shapeRep = RepresentationUtil.CreateSweptSolidRep(exporterIFC, spatialElement, catId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null);
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(shapeRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geomElem, Transform.Identity);
if (boundingBoxRep != null)
shapeReps.Add(boundingBoxRep);
repHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
}
extraParams.ScaledHeight = roomHeight;
extraParams.ScaledArea = dArea;
string spatialElementName = NamingUtil.GetNameOverride(spatialElement, name);
string spatialElementDescription = NamingUtil.GetDescriptionOverride(spatialElement, desc);
string spatialElementObjectType = NamingUtil.GetObjectTypeOverride(spatialElement, null);
double? spaceElevationWithFlooring = null;
double elevationWithFlooring = 0.0;
if (ParameterUtil.GetDoubleValueFromElement(spatialElement, "IfcElevationWithFlooring", out elevationWithFlooring) == true)
spaceElevationWithFlooring = elevationWithFlooring;
spaceHnd = IFCInstanceExporter.CreateSpace(file, GUIDUtil.CreateGUID(spatialElement),
exporterIFC.GetOwnerHistoryHandle(),
spatialElementName,spatialElementDescription, spatialElementObjectType,
extraParams.GetLocalPlacement(), repHnd, longName, Toolkit.IFCElementComposition.Element,
internalOrExternal, spaceElevationWithFlooring);
transaction2.Commit();
}
productWrapper.AddSpace(spaceHnd, levelInfo, extraParams, true);
}
// Save room handle for later use/relationships
ExporterCacheManager.SpatialElementHandleCache.Register(spatialElement.Id, spaceHnd);
exporterIFC.RegisterSpatialElementHandle(spatialElement.Id, spaceHnd);
// Find Ceiling as a Space boundary and keep the relationship in a cache for use later
Boolean ret = getCeilingSpaceBoundary(spatialElement);
if (!MathUtil.IsAlmostZero(dArea) && !(ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE) &&
!ExporterCacheManager.ExportOptionsCache.ExportAs2x3CoordinationView2 && !ExporterCacheManager.ExportOptionsCache.ExportBaseQuantities)
{
ExporterIFCUtils.CreatePreCOBIEGSAQuantities(exporterIFC, spaceHnd, "GSA Space Areas", (isArea ? "GSA Design Gross Area" : "GSA BIM Area"), dArea);
}
// Export BaseQuantities for SpatialElement
if (ExporterCacheManager.ExportOptionsCache.ExportBaseQuantities && !(ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE))
{
// Skip this step. The "standard" quantities will be exported at the end of export element process in exportElement (Exporter.cs)
// ExporterIFCUtils.CreateNonCOBIERoomQuantities(exporterIFC, spaceHnd, spatialElement, dArea, roomHeight);
}
// Create general classification for Spatial element from ClassificationCode(s). This is not done here but rather at the end of exportElement process
// ClassificationUtil.CreateClassification(exporterIFC, file, spatialElement, spaceHnd, "");
// Export Classifications for SpatialElement for GSA/COBIE.
if (ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE)
{
CreateCOBIESpaceClassifications(exporterIFC, file, spaceHnd, document.ProjectInformation, spatialElement);
}
return true;
}
/// <summary>
/// Create IFC room/space/area item, not include boundaries.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="spatialElement">
/// The spatial element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <returns>
/// True if created successfully, false otherwise.
/// </returns>
static void CreateIFCSpace(ExporterIFC exporterIFC, SpatialElement spatialElement, IFCProductWrapper productWrapper, IFCPlacementSetter setter)
{
Autodesk.Revit.DB.Document document = spatialElement.Document;
ElementId levelId = spatialElement.Level != null ? spatialElement.Level.Id : ElementId.InvalidElementId;
double scale = exporterIFC.LinearScale;
ElementId catId = spatialElement.Category != null ? spatialElement.Category.Id : ElementId.InvalidElementId;
double dArea = 0.0;
Parameter param = spatialElement.get_Parameter(BuiltInParameter.ROOM_AREA);
if (param != null)
{
dArea = param.AsDouble();
dArea *= (scale * scale);
}
SpatialElementBoundaryOptions options = ExporterIFCUtils.GetSpatialElementBoundaryOptions(exporterIFC, spatialElement);
IList<CurveLoop> curveLoops = ExporterIFCUtils.GetRoomBoundaryAsCurveLoopArray(spatialElement, options, true);
IFCLevelInfo levelInfo = exporterIFC.GetLevelInfo(levelId);
string strSpaceNumber = null;
string strSpaceName = null;
string strSpaceDesc = null;
bool isArea = spatialElement is Area;
if (!isArea)
{
Parameter paramRoomNum = spatialElement.get_Parameter(BuiltInParameter.ROOM_NUMBER);
if (paramRoomNum != null)
{
strSpaceNumber = paramRoomNum.AsString();
}
Parameter paramRoomName = spatialElement.get_Parameter(BuiltInParameter.ROOM_NAME);
if (paramRoomName != null)
{
strSpaceName = paramRoomName.AsString();
}
Parameter paramRoomComm = spatialElement.get_Parameter(BuiltInParameter.ALL_MODEL_INSTANCE_COMMENTS);
if (paramRoomComm != null)
{
strSpaceDesc = paramRoomComm.AsString();
}
}
else
{
Element level = document.get_Element(levelId);
if (level != null)
{
strSpaceNumber = level.Name + " GSA Design Gross Area";
}
}
//assign empty string if it is null
if (strSpaceNumber == null) strSpaceNumber = "";
if (strSpaceName == null) strSpaceName = "";
if (strSpaceDesc == null) strSpaceDesc = "";
IFCLabel name = IFCLabel.Create(strSpaceNumber);
IFCLabel longName = IFCLabel.Create(strSpaceName);
IFCLabel desc = IFCLabel.Create(strSpaceDesc);
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle localPlacement = setter.GetPlacement();
ElementType elemType = document.get_Element(spatialElement.GetTypeId()) as ElementType;
bool isObjectExternal = CategoryUtil.IsElementExternal(spatialElement);
IFCMeasureValue elevationWithFlooring = IFCMeasureValue.Create();
double roomHeight = 0.0;
roomHeight = GetHeight(spatialElement, scale, levelInfo);
double bottomOffset = 0.0;
Parameter paramBottomOffset = spatialElement.get_Parameter(BuiltInParameter.ROOM_LOWER_OFFSET);
bottomOffset = paramBottomOffset != null ? paramBottomOffset.AsDouble() : 0.0;
XYZ zDir = new XYZ(0, 0, 1);
XYZ orig = new XYZ(0, 0, levelInfo.Elevation + bottomOffset);
Plane plane = new Plane(zDir, orig); // room calculated as level offset.
GeometryElement geomElem = null;
if (spatialElement is Autodesk.Revit.DB.Architecture.Room)
{
Autodesk.Revit.DB.Architecture.Room room = spatialElement as Autodesk.Revit.DB.Architecture.Room;
geomElem = room.ClosedShell;
}
else if (spatialElement is Autodesk.Revit.DB.Mechanical.Space)
{
Autodesk.Revit.DB.Mechanical.Space space = spatialElement as Autodesk.Revit.DB.Mechanical.Space;
geomElem = space.ClosedShell;
}
IFCAnyHandle spaceHnd = null;
IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData();
extraParams.SetLocalPlacement(localPlacement);
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
using (IFCTransaction tr2 = new IFCTransaction(file))
{
IFCAnyHandle repHnd = null;
if (!(exporterIFC.ExportAs2x2 || Use2DRoomBoundaryForRoomVolumeCalculation()) && geomElem != null)
{
IFCSolidMeshGeometryInfo solidMeshInfo = ExporterIFCUtils.GetSolidMeshGeometry(exporterIFC, geomElem, Transform.Identity);
IList<Solid> solids = solidMeshInfo.GetSolids();
IList<Mesh> polyMeshes = solidMeshInfo.GetMeshes();
bool tryToExportAsExtrusion = true;
if (solids.Count != 1 || polyMeshes.Count != 0)
tryToExportAsExtrusion = false;
IList<GeometryObject> geomObjects = new List<GeometryObject>();
foreach (Solid solid in solids)
geomObjects.Add(solid);
IFCAnyHandle shapeRep = BodyExporter.ExportBody(spatialElement.Document.Application, exporterIFC, catId, geomObjects, tryToExportAsExtrusion, extraParams);
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(shapeRep);
repHnd = file.CreateProductDefinitionShape(IFCLabel.Create(), IFCLabel.Create(), shapeReps);
}
else
{
IFCAnyHandle shapeRep = file.CreateExtrudedSolidFromCurveLoop(exporterIFC, catId, curveLoops, plane, zDir, roomHeight); //pScaledOrig?
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(shapeRep);
shapeRep = RepresentationUtil.CreateSweptSolidRep(exporterIFC, catId, exporterIFC.Get3DContextHandle(), bodyItems, IFCAnyHandle.Create());
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(shapeRep);
repHnd = file.CreateProductDefinitionShape(IFCLabel.Create(), IFCLabel.Create(), shapeReps);
}
extraParams.ScaledHeight = roomHeight;
extraParams.ScaledArea = dArea;
spaceHnd = file.CreateSpace(IFCLabel.CreateGUID(spatialElement),
exporterIFC.GetOwnerHistoryHandle(),
NamingUtil.GetNameOverride(spatialElement, name),
NamingUtil.GetDescriptionOverride(spatialElement, desc),
NamingUtil.GetObjectTypeOverride(spatialElement, IFCLabel.Create()),
extraParams.GetLocalPlacement(), repHnd, longName, IFCElementComposition.Element
, isObjectExternal, elevationWithFlooring);
tr2.Commit();
}
productWrapper.AddSpace(spaceHnd, levelInfo, extraParams, true);
// Save room handle for later use/relationships
exporterIFC.RegisterSpatialElementHandle(spatialElement.Id, spaceHnd);
if (!MathUtil.IsAlmostZero(dArea) && !(exporterIFC.FileVersion == IFCVersion.IFCCOBIE))
{
ExporterIFCUtils.CreatePreCOBIEGSAQuantities(exporterIFC, spaceHnd, "GSA Space Areas", (isArea ? "GSA Design Gross Area" : "GSA BIM Area"), dArea);
}
// Export BaseQuantities for RoomElem
if (exporterIFC.ExportBaseQuantities && !(exporterIFC.FileVersion == IFCVersion.IFCCOBIE))
{
ExporterIFCUtils.CreateNonCOBIERoomQuantities(exporterIFC, spaceHnd, spatialElement, dArea, roomHeight);
}
}
/// <summary>
/// Exports a beam to IFC beam.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportBeam(ExporterIFC exporterIFC,
Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
double scale = exporterIFC.LinearScale;
using (IFCTransaction transaction = new IFCTransaction(file))
{
LocationCurve locCurve = element.Location as LocationCurve;
Transform orientTrf = Transform.Identity;
bool canExportAxis = (locCurve != null);
IFCAnyHandle axisRep = null;
XYZ beamDirection = null;
XYZ projDir = null;
Curve curve = null;
Plane plane = null;
if (canExportAxis)
{
curve = locCurve.Curve;
if (curve is Line)
{
Line line = curve as Line;
XYZ planeY, planeOrig;
planeOrig = line.get_EndPoint(0);
beamDirection = line.Direction;
if (Math.Abs(beamDirection.Z) < 0.707) // approx 1.0/sqrt(2.0)
{
planeY = XYZ.BasisZ.CrossProduct(beamDirection);
}
else
{
planeY = XYZ.BasisX.CrossProduct(beamDirection);
}
planeY = planeY.Normalize();
projDir = beamDirection.CrossProduct(planeY);
plane = new Plane(beamDirection, planeY, planeOrig);
orientTrf.BasisX = beamDirection; orientTrf.BasisY = planeY; orientTrf.BasisZ = projDir; orientTrf.Origin = planeOrig;
}
else if (curve is Arc)
{
XYZ yDir, center;
Arc arc = curve as Arc;
beamDirection = arc.XDirection; yDir = arc.YDirection; projDir = arc.Normal; center = arc.Center;
plane = new Plane(beamDirection, yDir, center);
orientTrf.BasisX = beamDirection; orientTrf.BasisY = yDir; orientTrf.BasisZ = projDir; orientTrf.Origin = center;
}
else
{
canExportAxis = false;
}
}
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, canExportAxis ? orientTrf : null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
IFCAnyHandle localPlacement = setter.GetPlacement();
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement);
using (IFCExtrusionCreationData extrusionCreationData = new IFCExtrusionCreationData())
{
extrusionCreationData.SetLocalPlacement(localPlacement);
if (canExportAxis && (orientTrf.BasisX != null))
{
extrusionCreationData.CustomAxis = beamDirection;
extrusionCreationData.PossibleExtrusionAxes = IFCExtrusionAxes.TryCustom;
}
else
{
extrusionCreationData.PossibleExtrusionAxes = IFCExtrusionAxes.TryXY;
}
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
// The representation handle generated from one of the methods below.
IFCAnyHandle repHnd = null;
// The list of materials in the solids or meshes.
ICollection <ElementId> materialIds = new HashSet <ElementId>();
// There may be an offset to make the local coordinate system
// be near the origin. This offset will be used to move the axis to the new LCS.
Transform offsetTransform = null;
// If we have a beam with a Linear location line that only has one solid geometry,
// we will try to use the ExtrusionAnalyzer to generate an extrusion with 0 or more clippings.
// This code is currently limited in that it will not process beams with openings, so we
// use other methods below if this one fails.
if (solids.Count == 1 && meshes.Count == 0 && (canExportAxis && (curve is Line)))
{
bool completelyClipped;
beamDirection = orientTrf.BasisX;
Plane beamExtrusionPlane = new Plane(orientTrf.BasisY, orientTrf.BasisZ, orientTrf.Origin);
repHnd = ExtrusionExporter.CreateExtrusionWithClipping(exporterIFC, element,
catId, solids[0], beamExtrusionPlane, beamDirection, null, out completelyClipped);
if (completelyClipped)
{
return;
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
// This is used by the BeamSlopeCalculator. This should probably be generated automatically by
// CreateExtrusionWithClipping.
IFCExtrusionBasis bestAxis = (Math.Abs(beamDirection[0]) > Math.Abs(beamDirection[1])) ?
IFCExtrusionBasis.BasisX : IFCExtrusionBasis.BasisY;
extrusionCreationData.Slope = GeometryUtil.GetSimpleExtrusionSlope(beamDirection, bestAxis);
ElementId materialId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(solids[0], exporterIFC, element);
if (materialId != ElementId.InvalidElementId)
{
materialIds.Add(materialId);
}
}
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
if (solids.Count > 0 || meshes.Count > 0)
{
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId, ElementId.InvalidElementId,
solids, meshes, bodyExporterOptions, extrusionCreationData);
}
else
{
IList <GeometryObject> geomlist = new List <GeometryObject>();
geomlist.Add(geometryElement);
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId, ElementId.InvalidElementId,
geomlist, bodyExporterOptions, extrusionCreationData);
}
repHnd = bodyData.RepresentationHnd;
materialIds = bodyData.MaterialIds;
offsetTransform = bodyData.OffsetTransform;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
{
extrusionCreationData.ClearOpenings();
return;
}
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
if (canExportAxis)
{
XYZ curveOffset = new XYZ(0, 0, 0);
if (offsetTransform != null)
{
curveOffset = -offsetTransform.Origin / scale;
}
else
{
// Note that we do not have to have any scaling adjustment here, since the curve origin is in the
// same internal coordinate system as the curve.
curveOffset = -plane.Origin;
}
Plane offsetPlane = new Plane(plane.XVec, plane.YVec, XYZ.Zero);
IFCGeometryInfo info = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, offsetPlane, projDir, false);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, curve, curveOffset, true);
IList <IFCAnyHandle> axis_items = info.GetCurves();
if (axis_items.Count > 0)
{
string identifierOpt = "Axis"; // this is by IFC2x2 convention, not temporary
string representationTypeOpt = "Curve2D"; // this is by IFC2x2 convention, not temporary
axisRep = RepresentationUtil.CreateShapeRepresentation(exporterIFC, element, catId, exporterIFC.Get3DContextHandle(identifierOpt),
identifierOpt, representationTypeOpt, axis_items);
representations.Add(axisRep);
}
}
representations.Add(repHnd);
Transform boundingBoxTrf = (offsetTransform == null) ? Transform.Identity : offsetTransform.Inverse;
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, boundingBoxTrf);
if (boundingBoxRep != null)
{
representations.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, NamingUtil.CreateIFCObjectName(exporterIFC, element));
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle beam = IFCInstanceExporter.CreateBeam(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, extrusionCreationData.GetLocalPlacement(), prodRep, instanceTag);
productWrapper.AddElement(element, beam, setter, extrusionCreationData, true);
OpeningUtil.CreateOpeningsIfNecessary(beam, element, extrusionCreationData, offsetTransform, exporterIFC,
extrusionCreationData.GetLocalPlacement(), setter, productWrapper);
FamilyTypeInfo typeInfo = new FamilyTypeInfo();
typeInfo.ScaledDepth = extrusionCreationData.ScaledLength;
typeInfo.ScaledArea = extrusionCreationData.ScaledArea;
typeInfo.ScaledInnerPerimeter = extrusionCreationData.ScaledInnerPerimeter;
typeInfo.ScaledOuterPerimeter = extrusionCreationData.ScaledOuterPerimeter;
PropertyUtil.CreateBeamColumnBaseQuantities(exporterIFC, beam, element, typeInfo);
if (materialIds.Count != 0)
{
CategoryUtil.CreateMaterialAssociations(exporterIFC, beam, materialIds);
}
// Register the beam's IFC handle for later use by truss and beam system export.
ExporterCacheManager.ElementToHandleCache.Register(element.Id, beam);
}
}
transaction.Commit();
}
}
/// <summary>
/// Exports an element to IFC footing.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportFooting(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
string ifcEnumType, ProductWrapper productWrapper)
{
// export parts or not
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.GetPlacement());
IFCAnyHandle prodRep = null;
ElementId matId = ElementId.InvalidElementId;
if (!exportParts)
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
prodRep = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
element, catId, geometryElement, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodRep))
{
ecData.ClearOpenings();
return;
}
}
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
Toolkit.IFCFootingType footingType = GetIFCFootingType(element, ifcEnumType);
IFCAnyHandle footing = IFCInstanceExporter.CreateFooting(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, ecData.GetLocalPlacement(), prodRep, instanceTag, footingType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, footing, productWrapper, setter, setter.GetPlacement(), null);
}
else
{
if (matId != ElementId.InvalidElementId)
{
CategoryUtil.CreateMaterialAssociation(exporterIFC, footing, matId);
}
}
productWrapper.AddElement(element, footing, setter, ecData, true);
OpeningUtil.CreateOpeningsIfNecessary(footing, element, ecData, null,
exporterIFC, ecData.GetLocalPlacement(), setter, productWrapper);
}
}
tr.Commit();
}
}
/// <summary>
/// Exports curtain object as container.
/// </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="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportCurtainObjectCommonAsContainer(ICollection <ElementId> allSubElements, Element wallElement,
ExporterIFC exporterIFC, IFCProductWrapper origWrapper)
{
if (wallElement == null)
{
return;
}
HashSet <ElementId> alreadyVisited = new HashSet <ElementId>(); // just in case.
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
{
foreach (ElementId subElemId in allSubElements)
{
using (IFCProductWrapper productWrapper = IFCProductWrapper.Create(origWrapper))
{
Element subElem = wallElement.Document.GetElement(subElemId);
if (subElem == null)
{
continue;
}
GeometryElement geomElem = subElem.get_Geometry(geomOptions);
if (geomElem == null)
{
continue;
}
if (alreadyVisited.Contains(subElem.Id))
{
continue;
}
alreadyVisited.Add(subElem.Id);
try
{
if (subElem is FamilyInstance)
{
if (subElem is Mullion)
{
if (exporterIFC.ExportAs2x2)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
else
{
using (IFCPlacementSetter currSetter = IFCPlacementSetter.Create(exporterIFC, wallElement))
{
IFCAnyHandle currLocalPlacement = currSetter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
MullionExporter.Export(exporterIFC, subElem as Mullion, geomElem, currLocalPlacement, extraParams, currSetter,
productWrapper);
}
}
}
}
else
{
FamilyInstance subFamInst = subElem as FamilyInstance;
string ifcEnumType;
ElementId catId = CategoryUtil.GetSafeCategoryId(subElem);
IFCExportType exportType = ElementFilteringUtil.GetExportTypeFromCategoryId(catId, out ifcEnumType);
if (exporterIFC.ExportAs2x2)
{
if ((exportType == IFCExportType.DontExport) || (exportType == IFCExportType.ExportPlateType) ||
(exportType == IFCExportType.ExportMemberType))
{
exportType = IFCExportType.ExportBuildingElementProxy;
}
}
else
{
if (exportType == IFCExportType.DontExport)
{
ifcEnumType = "CURTAIN_PANEL";
exportType = IFCExportType.ExportPlateType;
}
}
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subFamInst, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null);
}
}
else if (subElem is CurtainGridLine)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
}
catch (Exception ex)
{
if (ExporterUtil.IsFatalException(wallElement.Document, ex))
{
throw ex;
}
continue;
}
}
}
}
}
/// <summary>
/// Export Curtain Walls and Roofs.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="allSubElements">
/// Collection of elements contained in the host curtain element.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportBase(ExporterIFC exporterIFC, ICollection <ElementId> allSubElements,
Element element, IFCProductWrapper wrapper)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCPlacementSetter setter = null;
using (IFCProductWrapper curtainWallSubWrapper = IFCProductWrapper.Create(wrapper, false))
{
try
{
IFCAnyHandle localPlacement = null;
bool canExportCurtainWallAsContainer = CanExportCurtainWallAsContainer(allSubElements, element.Document);
IFCAnyHandle rep = null;
if (!canExportCurtainWallAsContainer)
{
setter = IFCPlacementSetter.Create(exporterIFC, element);
localPlacement = setter.GetPlacement();
rep = ExportCurtainObjectCommonAsOneBRep(allSubElements, element, exporterIFC, setter, localPlacement);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(rep))
{
return;
}
}
else
{
ExportCurtainObjectCommonAsContainer(allSubElements, element, exporterIFC, curtainWallSubWrapper);
// This has to go LAST. Why? Because otherwise we apply the level transform twice -- once in the familyTrf, once here.
// This will be used just to put the CurtainWall on the right level.
setter = IFCPlacementSetter.Create(exporterIFC, element);
localPlacement = setter.GetPlacement();
}
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
{
IFCAnyHandle prodRepHnd = null;
IFCAnyHandle elemHnd = null;
string elemGUID = ExporterIFCUtils.CreateGUID(element);
string elemName = NamingUtil.GetNameOverride(element, exporterIFC.GetName());
string elemDesc = NamingUtil.GetDescriptionOverride(element, null);
string elemType = NamingUtil.GetObjectTypeOverride(element, objectType);
string elemId = NamingUtil.CreateIFCElementId(element);
if (element is Wall || element is CurtainSystem || IsLegacyCurtainElement(element))
{
elemHnd = IFCInstanceExporter.CreateCurtainWall(file, elemGUID, ownerHistory, elemName, elemDesc, elemType, localPlacement, prodRepHnd, elemId);
}
else if (element is RoofBase)
{
//need to convert the string to enum
string ifcEnumType = CategoryUtil.GetIFCEnumTypeName(exporterIFC, element);
elemHnd = IFCInstanceExporter.CreateRoof(file, elemGUID, ownerHistory, elemName, elemDesc, elemType, localPlacement,
prodRepHnd, elemId, RoofExporter.GetIFCRoofType(ifcEnumType));
}
else
{
return;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(elemHnd))
{
return;
}
wrapper.AddElement(elemHnd, setter, null, true);
ExporterIFCUtils.CreateCurtainWallPropertySet(exporterIFC, element, wrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, wrapper);
ICollection <IFCAnyHandle> relatedElementIds = curtainWallSubWrapper.GetAllObjects();
if (relatedElementIds.Count > 0)
{
string guid = ExporterIFCUtils.CreateSubElementGUID(element, (int)IFCCurtainWallSubElements.RelAggregates);
HashSet <IFCAnyHandle> relatedElementIdSet = new HashSet <IFCAnyHandle>(relatedElementIds);
IFCInstanceExporter.CreateRelAggregates(file, guid, ownerHistory, null, null, elemHnd, relatedElementIdSet);
}
exporterIFC.RegisterSpaceBoundingElementHandle(elemHnd, element.Id, ElementId.InvalidElementId);
}
}
finally
{
if (setter != null)
{
setter.Dispose();
}
}
}
}
/// <summary>
/// Exports a roof to IfcRoof.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ifcEnumType">The roof type.</param>
/// <param name="roof">The roof element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
public static void ExportRoof(ExporterIFC exporterIFC, string ifcEnumType, Element roof, GeometryElement geometryElement,
IFCProductWrapper productWrapper)
{
if (roof == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, roof))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
ecData.AreInnerRegionsOpenings = true;
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(roof);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle representation = RepresentationUtil.CreateBRepProductDefinitionShape(roof.Document.Application, exporterIFC, roof,
categoryId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return;
}
bool exportSlab = ecData.ScaledLength > MathUtil.Eps();
string guid = ExporterIFCUtils.CreateGUID(roof);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string origRoofName = exporterIFC.GetName();
string roofName = NamingUtil.GetNameOverride(roof, origRoofName);
string roofDescription = NamingUtil.GetDescriptionOverride(roof, null);
string roofObjectType = NamingUtil.GetObjectTypeOverride(roof, NamingUtil.CreateIFCObjectName(exporterIFC, roof));
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.CreateIFCElementId(roof);
IFCRoofType roofType = GetIFCRoofType(ifcEnumType);
IFCAnyHandle roofHnd = IFCInstanceExporter.CreateRoof(file, guid, ownerHistory, roofName, roofDescription,
roofObjectType, localPlacement, exportSlab ? null : representation, elementTag, roofType);
productWrapper.AddElement(roofHnd, placementSetter.GetLevelInfo(), ecData, LevelUtil.AssociateElementToLevel(roof));
if (exportSlab)
{
string slabGUID = ExporterIFCUtils.CreateSubElementGUID(roof, (int)IFCRoofSubElements.RoofSlabStart);
string slabName = roofName + ":1";
IFCAnyHandle slabLocalPlacementHnd = ExporterUtil.CopyLocalPlacement(file, localPlacement);
IFCAnyHandle slabHnd = IFCInstanceExporter.CreateSlab(file, slabGUID, ownerHistory, slabName,
roofDescription, roofObjectType, slabLocalPlacementHnd, representation, elementTag, IFCSlabType.Roof);
OpeningUtil.CreateOpeningsIfNecessary(slabHnd, roof, ecData, exporterIFC, slabLocalPlacementHnd,
placementSetter, productWrapper);
ExporterUtil.RelateObject(exporterIFC, roofHnd, slabHnd);
productWrapper.AddElement(slabHnd, placementSetter.GetLevelInfo(), ecData, false);
}
}
tr.Commit();
}
}
}
/// <summary>
/// Exports a gutter element.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportGutter(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, ProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle bodyRep = BodyExporter.ExportBody(exporterIFC, element, categoryId, ElementId.InvalidElementId,
geometryElement, bodyExporterOptions, ecData).RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
if (ecData != null)
{
ecData.ClearOpenings();
}
return;
}
IFCAnyHandle origin = ExporterUtil.CreateAxis2Placement3D(file);
IFCAnyHandle repMap3dHnd = IFCInstanceExporter.CreateRepresentationMap(file, origin, bodyRep);
List <IFCAnyHandle> repMapList = new List <IFCAnyHandle>();
repMapList.Add(repMap3dHnd);
string elementTypeName = NamingUtil.CreateIFCObjectName(exporterIFC, element);
IFCAnyHandle style = IFCInstanceExporter.CreatePipeSegmentType(file, GUIDUtil.CreateGUID(element), exporterIFC.GetOwnerHistoryHandle(),
elementTypeName, null, null, null, repMapList, NamingUtil.CreateIFCElementId(element), elementTypeName, IFCPipeSegmentType.Gutter);
List <IFCAnyHandle> representationMaps = GeometryUtil.GetRepresentationMaps(style);
IFCAnyHandle mappedItem = ExporterUtil.CreateDefaultMappedItem(file, representationMaps[0]);
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(mappedItem);
IFCAnyHandle bodyMappedItemRep = RepresentationUtil.CreateBodyMappedItemRep(exporterIFC,
element, categoryId, exporterIFC.Get3DContextHandle("Body"), representations);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyMappedItemRep))
{
return;
}
List <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyMappedItemRep);
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geometryElement, Transform.Identity);
if (boundingBoxRep != null)
{
shapeReps.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle localPlacementToUse;
ElementId roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
if (roomId == ElementId.InvalidElementId)
{
localPlacementToUse = ecData.GetLocalPlacement();
}
string name = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string description = NamingUtil.GetDescriptionOverride(element, null);
string objectType = NamingUtil.GetObjectTypeOverride(element, elementTypeName);
string tag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
IFCAnyHandle elemHnd = IFCInstanceExporter.CreateFlowSegment(file, GUIDUtil.CreateGUID(element),
exporterIFC.GetOwnerHistoryHandle(), name, description, objectType, localPlacementToUse, prodRep,
tag);
bool containedInSpace = (roomId != ElementId.InvalidElementId);
productWrapper.AddElement(element, elemHnd, setter.GetLevelInfo(), ecData, !containedInSpace);
if (containedInSpace)
{
exporterIFC.RelateSpatialElement(roomId, elemHnd);
}
OpeningUtil.CreateOpeningsIfNecessary(elemHnd, element, ecData, null,
exporterIFC, localPlacementToUse, setter, productWrapper);
}
tr.Commit();
}
}
}
/// <summary>
/// Creates IFC room/space/area item, not include boundaries.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="spatialElement">
/// The spatial element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
/// <param name="setter">
/// The IFCPlacementSetter.
/// </param>
/// <returns>
/// True if created successfully, false otherwise.
/// </returns>
static bool CreateIFCSpace(ExporterIFC exporterIFC, SpatialElement spatialElement, IFCProductWrapper productWrapper, IFCPlacementSetter setter)
{
IList<CurveLoop> curveLoops = null;
try
{
SpatialElementBoundaryOptions options = ExporterIFCUtils.GetSpatialElementBoundaryOptions(exporterIFC, spatialElement);
curveLoops = ExporterIFCUtils.GetRoomBoundaryAsCurveLoopArray(spatialElement, options, true);
}
catch (Autodesk.Revit.Exceptions.InvalidOperationException)
{
//Some spatial elements are not placed that have no boundary loops. Don't export them.
return false;
}
Autodesk.Revit.DB.Document document = spatialElement.Document;
ElementId levelId = spatialElement.Level != null ? spatialElement.Level.Id : ElementId.InvalidElementId;
double scale = exporterIFC.LinearScale;
ElementId catId = spatialElement.Category != null ? spatialElement.Category.Id : ElementId.InvalidElementId;
double dArea = 0.0;
Parameter param = spatialElement.get_Parameter(BuiltInParameter.ROOM_AREA);
if (param != null)
{
dArea = param.AsDouble();
dArea *= (scale * scale);
}
IFCLevelInfo levelInfo = exporterIFC.GetLevelInfo(levelId);
string strSpaceNumber = null;
string strSpaceName = null;
string strSpaceDesc = null;
bool isArea = spatialElement is Area;
if (!isArea)
{
Parameter paramRoomNum = spatialElement.get_Parameter(BuiltInParameter.ROOM_NUMBER);
if (paramRoomNum != null)
{
strSpaceNumber = paramRoomNum.AsString();
}
Parameter paramRoomName = spatialElement.get_Parameter(BuiltInParameter.ROOM_NAME);
if (paramRoomName != null)
{
strSpaceName = paramRoomName.AsString();
}
Parameter paramRoomComm = spatialElement.get_Parameter(BuiltInParameter.ALL_MODEL_INSTANCE_COMMENTS);
if (paramRoomComm != null)
{
strSpaceDesc = paramRoomComm.AsString();
}
}
else
{
Element level = document.GetElement(levelId);
if (level != null)
{
strSpaceNumber = level.Name + " GSA Design Gross Area";
}
}
string name = strSpaceNumber;
string longName = strSpaceName;
string desc = strSpaceDesc;
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle localPlacement = setter.GetPlacement();
ElementType elemType = document.GetElement(spatialElement.GetTypeId()) as ElementType;
IFCInternalOrExternal internalOrExternal = CategoryUtil.IsElementExternal(spatialElement) ? IFCInternalOrExternal.External : IFCInternalOrExternal.Internal;
double roomHeight = 0.0;
roomHeight = GetHeight(spatialElement, scale, levelId, levelInfo);
double bottomOffset = 0.0;
Parameter paramBottomOffset = spatialElement.get_Parameter(BuiltInParameter.ROOM_LOWER_OFFSET);
bottomOffset = paramBottomOffset != null ? paramBottomOffset.AsDouble() : 0.0;
XYZ zDir = new XYZ(0, 0, 1);
XYZ orig = new XYZ(0, 0, levelInfo.Elevation + bottomOffset);
Plane plane = new Plane(zDir, orig); // room calculated as level offset.
GeometryElement geomElem = null;
if (spatialElement is Autodesk.Revit.DB.Architecture.Room)
{
Autodesk.Revit.DB.Architecture.Room room = spatialElement as Autodesk.Revit.DB.Architecture.Room;
geomElem = room.ClosedShell;
}
else if (spatialElement is Autodesk.Revit.DB.Mechanical.Space)
{
Autodesk.Revit.DB.Mechanical.Space space = spatialElement as Autodesk.Revit.DB.Mechanical.Space;
geomElem = space.ClosedShell;
}
IFCAnyHandle spaceHnd = null;
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
extraParams.SetLocalPlacement(localPlacement);
extraParams.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
using (IFCTransaction transaction2 = new IFCTransaction(file))
{
IFCAnyHandle repHnd = null;
if (!ExporterCacheManager.ExportOptionsCache.Use2DRoomBoundaryForRoomVolumeCreation && geomElem != null)
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporterOptions.BodyTessellationLevel.Coarse;
repHnd = RepresentationUtil.CreateBRepProductDefinitionShape(spatialElement.Document.Application, exporterIFC, spatialElement,
catId, geomElem, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(repHnd))
extraParams.ClearOpenings();
}
else
{
IFCAnyHandle shapeRep = ExtrusionExporter.CreateExtrudedSolidFromCurveLoop(exporterIFC, null, curveLoops, plane, zDir, roomHeight);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(shapeRep))
return false;
IFCAnyHandle styledItemHnd = BodyExporter.CreateSurfaceStyleForRepItem(exporterIFC, document,
shapeRep, ElementId.InvalidElementId);
HashSet<IFCAnyHandle> bodyItems = new HashSet<IFCAnyHandle>();
bodyItems.Add(shapeRep);
shapeRep = RepresentationUtil.CreateSweptSolidRep(exporterIFC, spatialElement, catId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null);
IList<IFCAnyHandle> shapeReps = new List<IFCAnyHandle>();
shapeReps.Add(shapeRep);
repHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
}
extraParams.ScaledHeight = roomHeight;
extraParams.ScaledArea = dArea;
spaceHnd = IFCInstanceExporter.CreateSpace(file, ExporterIFCUtils.CreateGUID(spatialElement),
exporterIFC.GetOwnerHistoryHandle(),
NamingUtil.GetNameOverride(spatialElement, name),
NamingUtil.GetDescriptionOverride(spatialElement, desc),
NamingUtil.GetObjectTypeOverride(spatialElement, null),
extraParams.GetLocalPlacement(), repHnd, longName, Toolkit.IFCElementComposition.Element
, internalOrExternal, null);
transaction2.Commit();
}
productWrapper.AddSpace(spaceHnd, levelInfo, extraParams, true);
}
// Save room handle for later use/relationships
ExporterCacheManager.SpatialElementHandleCache.Register(spatialElement.Id, spaceHnd);
exporterIFC.RegisterSpatialElementHandle(spatialElement.Id, spaceHnd);
if (!MathUtil.IsAlmostZero(dArea) && !(ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE))
{
ExporterIFCUtils.CreatePreCOBIEGSAQuantities(exporterIFC, spaceHnd, "GSA Space Areas", (isArea ? "GSA Design Gross Area" : "GSA BIM Area"), dArea);
}
// Export BaseQuantities for SpatialElement
if (ExporterCacheManager.ExportOptionsCache.ExportBaseQuantities && !(ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE))
{
ExporterIFCUtils.CreateNonCOBIERoomQuantities(exporterIFC, spaceHnd, spatialElement, dArea, roomHeight);
}
// Export Classifications for SpatialElement for GSA/COBIE.
if (ExporterCacheManager.ExportOptionsCache.FileVersion == IFCVersion.IFCCOBIE)
{
CreateCOBIESpaceClassifications(exporterIFC, file, spaceHnd, document.ProjectInformation, spatialElement);
}
return true;
}
/// <summary>
/// Exports curtain object as container.
/// </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="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCurtainObjectCommonAsContainer(ICollection <ElementId> allSubElements, Element wallElement,
ExporterIFC exporterIFC, ProductWrapper origWrapper, IFCPlacementSetter currSetter)
{
if (wallElement == null)
{
return;
}
string overrideCADLayer = null;
ParameterUtil.GetStringValueFromElementOrSymbol(wallElement, "IFCCadLayer", out overrideCADLayer);
using (ExporterStateManager.CADLayerOverrideSetter layerSetter = new ExporterStateManager.CADLayerOverrideSetter(overrideCADLayer))
{
HashSet <ElementId> alreadyVisited = new HashSet <ElementId>(); // just in case.
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
{
foreach (ElementId subElemId in allSubElements)
{
using (ProductWrapper productWrapper = ProductWrapper.Create(origWrapper))
{
Element subElem = wallElement.Document.GetElement(subElemId);
if (subElem == null)
{
continue;
}
if (alreadyVisited.Contains(subElem.Id))
{
continue;
}
alreadyVisited.Add(subElem.Id);
// Respect element visibility settings.
if (!ElementFilteringUtil.CanExportElement(exporterIFC, subElem, false) || !ElementFilteringUtil.IsElementVisible(subElem))
{
continue;
}
GeometryElement geomElem = subElem.get_Geometry(geomOptions);
if (geomElem == null)
{
continue;
}
try
{
if (subElem is FamilyInstance)
{
if (subElem is Mullion)
{
if (exporterIFC.ExportAs2x2)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
else
{
IFCAnyHandle currLocalPlacement = currSetter.GetPlacement();
MullionExporter.Export(exporterIFC, subElem as Mullion, geomElem, currLocalPlacement, currSetter,
productWrapper);
}
}
else
{
FamilyInstance subFamInst = subElem as FamilyInstance;
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, subElem, out ifcEnumType);
if (exportType == IFCExportType.ExportCurtainWall)
{
// By default, panels and mullions are set to the same category as their parent. In this case,
// ask to get the exportType from the category id, since we don't want to inherit the parent class.
ElementId catId = CategoryUtil.GetSafeCategoryId(subElem);
exportType = ElementFilteringUtil.GetExportTypeFromCategoryId(catId, out ifcEnumType);
}
if (ExporterCacheManager.ExportOptionsCache.ExportAs2x2)
{
if ((exportType == IFCExportType.DontExport) || (exportType == IFCExportType.ExportPlateType) ||
(exportType == IFCExportType.ExportMemberType))
{
exportType = IFCExportType.ExportBuildingElementProxyType;
}
}
else
{
if (exportType == IFCExportType.DontExport)
{
ifcEnumType = "CURTAIN_PANEL";
exportType = IFCExportType.ExportPlateType;
}
}
IFCAnyHandle currLocalPlacement = currSetter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subFamInst, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null, currLocalPlacement);
}
}
}
else if (subElem is CurtainGridLine)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
else if (subElem is Wall)
{
WallExporter.ExportWall(exporterIFC, subElem, geomElem, productWrapper);
}
}
catch (Exception ex)
{
if (ExporterUtil.IsFatalException(wallElement.Document, ex))
{
throw ex;
}
continue;
}
}
}
}
}
}
/// <summary>
/// Exports an element to IFC footing.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportFooting(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement,
string ifcEnumType, IFCProductWrapper productWrapper)
{
// export parts or not
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(setter.GetPlacement());
IFCAnyHandle prodRep = null;
if (!exportParts)
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
prodRep = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application, exporterIFC,
element, catId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodRep))
{
ecData.ClearOpenings();
return;
}
}
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceElemId = NamingUtil.CreateIFCElementId(element);
Toolkit.IFCFootingType footingType = GetIFCFootingType(element, ifcEnumType);
IFCAnyHandle footing = IFCInstanceExporter.CreateFooting(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, ecData.GetLocalPlacement(), prodRep, instanceElemId, footingType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, footing, productWrapper, setter, setter.GetPlacement(), null);
}
productWrapper.AddElement(footing, setter, ecData, LevelUtil.AssociateElementToLevel(element));
OpeningUtil.CreateOpeningsIfNecessary(footing, element, ecData, exporterIFC, ecData.GetLocalPlacement(), setter, productWrapper);
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
}
}
tr.Commit();
}
}
/// <summary>
/// Exports a generic family instance as IFC instance.
/// </summary>
/// <param name="type">The export type.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The element.</param>
/// <param name="wrapper">The ProductWrapper.</param>
/// <param name="setter">The IFCPlacementSetter.</param>
/// <param name="extraParams">The extrusion creation data.</param>
/// <param name="instanceGUID">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="instanceName">The name.</param>
/// <param name="instanceDescription">The description.</param>
/// <param name="instanceObjectType">The object type.</param>
/// <param name="productRepresentation">The representation handle.</param>
/// <param name="instanceElemId">The element id label.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericInstance(IFCExportType type,
ExporterIFC exporterIFC, Element familyInstance,
ProductWrapper wrapper, IFCPlacementSetter setter, IFCExtrusionCreationData extraParams,
string instanceGUID, IFCAnyHandle ownerHistory,
string instanceName, string instanceDescription, string instanceObjectType,
IFCAnyHandle productRepresentation,
string instanceTag, IFCAnyHandle overrideLocalPlacement)
{
IFCFile file = exporterIFC.GetFile();
Document doc = familyInstance.Document;
bool isRoomRelated = IsRoomRelated(type);
bool isChildInContainer = familyInstance.AssemblyInstanceId != ElementId.InvalidElementId;
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
ElementId roomId = ElementId.InvalidElementId;
if (isRoomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
}
//should remove the create method where there is no use of this handle for API methods
//some places uses the return value of ExportGenericInstance as input parameter for API methods
IFCAnyHandle instanceHandle = null;
switch (type)
{
case IFCExportType.ExportColumnType:
{
instanceHandle = IFCInstanceExporter.CreateColumn(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMemberType:
{
instanceHandle = IFCInstanceExporter.CreateMember(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportPlateType:
{
IFCAnyHandle localPlacement = localPlacementToUse;
if (overrideLocalPlacement!= null)
{
isChildInContainer = true;
localPlacement = overrideLocalPlacement;
}
instanceHandle = IFCInstanceExporter.CreatePlate(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacement, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportDistributionControlElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionControlElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
null);
break;
}
case IFCExportType.ExportDistributionElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportFastenerType:
{
instanceHandle = IFCInstanceExporter.CreateFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMechanicalFastenerType:
{
double? nominalDiameter = null;
double? nominalLength = null;
double nominalDiameterVal, nominalLengthVal;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalDiameter", out nominalDiameterVal))
nominalDiameter = nominalDiameterVal;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalLength", out nominalLengthVal))
nominalLength = nominalLengthVal;
instanceHandle = IFCInstanceExporter.CreateMechanicalFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
nominalDiameter, nominalLength);
break;
}
default:
{
if ((type == IFCExportType.ExportFurnishingElement) || IsFurnishingElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFurnishingElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportEnergyConversionDevice) || IsEnergyConversionDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateEnergyConversionDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowFitting) || IsFlowFittingSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowFitting(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowMovingDevice) || IsFlowMovingDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowMovingDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowSegment) || IsFlowSegmentSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowSegment(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowStorageDevice) || IsFlowStorageDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowStorageDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTerminal) || IsFlowTerminalSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTerminal(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTreatmentDevice) || IsFlowTreatmentDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTreatmentDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowController) || IsFlowControllerSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowController(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportDistributionFlowElement) || IsDistributionFlowElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateDistributionFlowElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
break;
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, !isChildInContainer);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
}
return instanceHandle;
}
/// <summary>
/// Exports a generic family instance as IFC instance.
/// </summary>
/// <param name="type">The export type.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The element.</param>
/// <param name="wrapper">The IFCProductWrapper.</param>
/// <param name="setter">The IFCPlacementSetter.</param>
/// <param name="extraParams">The extrusion creation data.</param>
/// <param name="instanceGUID">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="instanceName">The name.</param>
/// <param name="instanceDescription">The description.</param>
/// <param name="instanceObjectType">The object type.</param>
/// <param name="productRepresentation">The representation handle.</param>
/// <param name="instanceElemId">The element id label.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericInstance(IFCExportType type,
ExporterIFC exporterIFC, Element familyInstance,
IFCProductWrapper wrapper, IFCPlacementSetter setter, IFCExtrusionCreationData extraParams,
IFCLabel instanceGUID, IFCAnyHandle ownerHistory,
IFCLabel instanceName, IFCLabel instanceDescription, IFCLabel instanceObjectType,
IFCAnyHandle productRepresentation,
IFCLabel instanceElemId)
{
IFCFile file = exporterIFC.GetFile();
Document doc = familyInstance.Document;
bool isRoomRelated = IsRoomRelated(type);
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
ElementId roomId = ElementId.InvalidElementId;
if (isRoomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = IFCAnyHandle.Create();
switch (type)
{
case IFCExportType.ExportColumnType:
{
instanceHandle = file.CreateColumn(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
case IFCExportType.ExportMemberType:
{
instanceHandle = file.CreateMember(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
case IFCExportType.ExportPlateType:
{
instanceHandle = file.CreatePlate(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
break;
}
default:
{
if (IsFurnishingElementSubType(type))
{
instanceHandle = file.CreateFurnishingElement(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsDistributionFlowElementSubType(type))
{
instanceHandle = file.CreateDistributionFlowElement(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsEnergyConversionDeviceSubType(type))
{
instanceHandle = file.CreateEnergyConversionDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowFittingSubType(type))
{
instanceHandle = file.CreateFlowFitting(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowMovingDeviceSubType(type))
{
instanceHandle = file.CreateFlowMovingDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowSegmentSubType(type))
{
instanceHandle = file.CreateFlowSegment(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowStorageDeviceSubType(type))
{
instanceHandle = file.CreateFlowStorageDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowTerminalSubType(type))
{
instanceHandle = file.CreateFlowTerminal(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowTreatmentDeviceSubType(type))
{
instanceHandle = file.CreateFlowTreatmentDevice(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (IsFlowControllerSubType(type))
{
instanceHandle = file.CreateFlowController(instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
break;
}
}
if (instanceHandle.HasValue)
{
if (roomId == ElementId.InvalidElementId)
{
wrapper.AddElement(instanceHandle, setter, extraParams, true);
}
else
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
wrapper.AddElement(instanceHandle, setter, extraParams, false);
}
}
return instanceHandle;
}
/// <summary>
/// Exports an element as an annotation.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="filledRegion">The filled region element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
public static void Export(ExporterIFC exporterIFC, FilledRegion filledRegion,
GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
if (filledRegion == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
IList <CurveLoop> boundaries = filledRegion.GetBoundaries();
if (boundaries.Count == 0)
{
return;
}
Plane plane = null;
try
{
plane = boundaries[0].GetPlane();
}
catch
{
return;
}
Transform orientTrf = Transform.Identity;
orientTrf.BasisX = plane.XVec; orientTrf.BasisY = plane.YVec; orientTrf.BasisZ = plane.Normal;
orientTrf.Origin = plane.Origin;
XYZ projectionDirection = plane.Normal;
IList <IList <CurveLoop> > sortedLoops = ExporterIFCUtils.SortCurveLoops(boundaries);
if (sortedLoops.Count == 0)
{
return;
}
FilledRegionType filledRegionType = filledRegion.Document.GetElement(filledRegion.GetTypeId()) as FilledRegionType;
Color color = filledRegionType != null ? filledRegionType.Color : new Color(0, 0, 0);
ElementId fillPatternId = filledRegionType != null ? filledRegionType.FillPatternId : ElementId.InvalidElementId;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(filledRegion);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, filledRegion, null, orientTrf, ElementId.InvalidElementId))
{
foreach (IList <CurveLoop> curveLoopList in sortedLoops)
{
IFCAnyHandle outerCurve = null;
HashSet <IFCAnyHandle> innerCurves = null;
for (int ii = 0; ii < curveLoopList.Count; ii++)
{
IFCAnyHandle ifcCurve = ExporterIFCUtils.CreateCurveFromCurveLoop(exporterIFC, curveLoopList[ii], plane, projectionDirection);
if (ii == 0)
{
outerCurve = ifcCurve;
}
else
{
if (innerCurves == null)
{
innerCurves = new HashSet <IFCAnyHandle>();
}
innerCurves.Add(ifcCurve);
}
}
IFCAnyHandle representItem = IFCInstanceExporter.CreateAnnotationFillArea(file, outerCurve, innerCurves);
file.CreateStyle(exporterIFC, representItem, color, fillPatternId);
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(representItem);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, filledRegion, categoryId,
exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
return;
}
List <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle productShape = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle annotation = IFCInstanceExporter.CreateAnnotation(file, ExporterIFCUtils.CreateGUID(), exporterIFC.GetOwnerHistoryHandle(),
null, null, null, setter.GetPlacement(), productShape);
productWrapper.AddAnnotation(annotation, setter.GetLevelInfo(), true);
}
}
transaction.Commit();
}
}
/// <summary>
/// Exports a floor to IFC slab.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="floor">
/// The floor element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
/// <param name="exportParts">
/// Whether to export parts or not.
/// </param>
/// <returns>
/// True if the floor is exported successfully, false otherwise.
/// </returns>
public static void ExportFloor(ExporterIFC exporterIFC, Element floorElement, GeometryElement geometryElement, string ifcEnumType,
ProductWrapper productWrapper, bool exportParts)
{
if (geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
IList <IFCAnyHandle> slabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> brepSlabHnds = new List <IFCAnyHandle>();
IList <IFCAnyHandle> nonBrepSlabHnds = new List <IFCAnyHandle>();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, floorElement, null, null, ExporterUtil.GetBaseLevelIdForElement(floorElement)))
{
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
bool exportedAsInternalExtrusion = false;
double scale = exporterIFC.LinearScale;
ElementId catId = CategoryUtil.GetSafeCategoryId(floorElement);
IList <IFCAnyHandle> prodReps = new List <IFCAnyHandle>();
IList <ShapeRepresentationType> repTypes = new List <ShapeRepresentationType>();
IList <IList <CurveLoop> > extrusionLoops = new List <IList <CurveLoop> >();
IList <IFCExtrusionCreationData> loopExtraParams = new List <IFCExtrusionCreationData>();
Plane floorPlane = GeometryUtil.CreateDefaultPlane();
IList <IFCAnyHandle> localPlacements = new List <IFCAnyHandle>();
if (!exportParts)
{
// First, try to use the ExtrusionAnalyzer for the limited cases it handles - 1 solid, no openings, end clippings only.
// Also limited to cases with line and arc boundaries.
//
if (floorElement is Floor)
{
Floor floor = floorElement as Floor;
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geometryElement);
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
if (solids.Count == 1 && meshes.Count == 0)
{
bool completelyClipped;
XYZ floorExtrusionDirection = new XYZ(0, 0, -1);
XYZ modelOrigin = XYZ.Zero;
XYZ floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
if (floorOrigin == null)
{
// GetVerticalProjectionPoint may return null if FloorFace.Top is an edited face that doesn't
// go thruough te Revit model orgigin. We'll try the midpoint of the bounding box instead.
BoundingBoxXYZ boundingBox = floor.get_BoundingBox(null);
modelOrigin = (boundingBox.Min + boundingBox.Max) / 2.0;
floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
}
if (floorOrigin != null)
{
XYZ floorDir = floor.GetNormalAtVerticalProjectionPoint(floorOrigin, FloorFace.Top);
Plane extrusionAnalyzerFloorPlane = new Plane(floorDir, floorOrigin);
HandleAndData floorAndProperties =
ExtrusionExporter.CreateExtrusionWithClippingAndProperties(exporterIFC, floor,
catId, solids[0], extrusionAnalyzerFloorPlane, floorExtrusionDirection, null, out completelyClipped);
if (completelyClipped)
{
return;
}
if (floorAndProperties.Handle != null)
{
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(floorAndProperties.Handle);
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
prodReps.Add(prodRep);
repTypes.Add(ShapeRepresentationType.SweptSolid);
if (floorAndProperties.Data != null)
{
loopExtraParams.Add(floorAndProperties.Data);
}
}
}
}
}
// Use internal routine as backup that handles openings.
if (prodReps.Count == 0)
{
exportedAsInternalExtrusion = ExporterIFCUtils.ExportSlabAsExtrusion(exporterIFC, floorElement,
geometryElement, transformSetter, localPlacement, out localPlacements, out prodReps,
out extrusionLoops, out loopExtraParams, floorPlane);
for (int ii = 0; ii < prodReps.Count; ii++)
{
// all are extrusions
repTypes.Add(ShapeRepresentationType.SweptSolid);
}
}
if (prodReps.Count == 0)
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporter.GetTessellationLevel();
BodyData bodyData;
IFCAnyHandle prodDefHnd = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
floorElement, catId, geometryElement, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodDefHnd))
{
ecData.ClearOpenings();
return;
}
prodReps.Add(prodDefHnd);
repTypes.Add(bodyData.ShapeRepresentationType);
}
}
}
// Create the slab from either the extrusion or the BRep information.
string ifcGUID = GUIDUtil.CreateGUID(floorElement);
int numReps = exportParts ? 1 : prodReps.Count;
// Allow export as IfcSlab or IfcFooting. Ignore altIfcEnumType value; use value passed in.
string altIfcEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, floorElement, out altIfcEnumType);
bool exportAsFooting = (exportAs == IFCExportType.ExportFooting);
IFCFootingType?footingType = null;
IFCSlabType? slabType = null;
if (exportAsFooting)
{
footingType = FootingExporter.GetIFCFootingType(ifcEnumType);
}
else
{
slabType = GetIFCSlabType(ifcEnumType);
}
for (int ii = 0; ii < numReps; ii++)
{
string ifcName = NamingUtil.GetNameOverride(floorElement, NamingUtil.GetIFCNamePlusIndex(floorElement, ii == 0 ? -1 : ii + 1));
string ifcDescription = NamingUtil.GetDescriptionOverride(floorElement, null);
string ifcObjectType = NamingUtil.GetObjectTypeOverride(floorElement, exporterIFC.GetFamilyName());
string ifcTag = NamingUtil.GetTagOverride(floorElement, NamingUtil.CreateIFCElementId(floorElement));
string currentGUID = (ii == 0) ? ifcGUID : GUIDUtil.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsInternalExtrusion ? localPlacements[ii] : localPlacement;
IFCAnyHandle slabHnd = null;
if (exportAsFooting)
{
slabHnd = IFCInstanceExporter.CreateFooting(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, footingType.Value);
}
else
{
slabHnd = IFCInstanceExporter.CreateSlab(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : prodReps[ii],
ifcTag, slabType.Value);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, floorElement, slabHnd, productWrapper, placementSetter, localPlacementHnd, null);
}
slabHnds.Add(slabHnd);
if (!exportParts)
{
if (repTypes[ii] == ShapeRepresentationType.Brep)
{
brepSlabHnds.Add(slabHnd);
}
else
{
nonBrepSlabHnds.Add(slabHnd);
}
}
}
for (int ii = 0; ii < numReps; ii++)
{
IFCExtrusionCreationData loopExtraParam = ii < loopExtraParams.Count ? loopExtraParams[ii] : null;
productWrapper.AddElement(floorElement, slabHnds[ii], placementSetter, loopExtraParam, true);
}
if (exportedAsInternalExtrusion)
{
ExporterIFCUtils.ExportExtrudedSlabOpenings(exporterIFC, floorElement, placementSetter,
localPlacements[0], slabHnds, extrusionLoops, floorPlane, productWrapper.ToNative());
}
}
if (!exportParts)
{
if (floorElement is HostObject)
{
HostObject hostObject = floorElement as HostObject;
if (nonBrepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, hostObject, nonBrepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, false);
}
if (brepSlabHnds.Count > 0)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, hostObject, brepSlabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, true);
}
}
else if (floorElement is FamilyInstance && slabHnds.Count > 0)
{
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geometryElement, exporterIFC, floorElement);
Document doc = floorElement.Document;
foreach (IFCAnyHandle slabHnd in slabHnds)
{
CategoryUtil.CreateMaterialAssociation(exporterIFC, slabHnd, matId);
}
}
}
}
tr.Commit();
return;
}
}
/// <summary>
/// Exports curtain object as container.
/// </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="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCurtainObjectCommonAsContainer(ICollection<ElementId> allSubElements, Element wallElement,
ExporterIFC exporterIFC, ProductWrapper origWrapper, IFCPlacementSetter currSetter)
{
if (wallElement == null)
return;
HashSet<ElementId> alreadyVisited = new HashSet<ElementId>(); // just in case.
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
{
foreach (ElementId subElemId in allSubElements)
{
using (ProductWrapper productWrapper = ProductWrapper.Create(origWrapper))
{
Element subElem = wallElement.Document.GetElement(subElemId);
if (subElem == null)
continue;
GeometryElement geomElem = subElem.get_Geometry(geomOptions);
if (geomElem == null)
continue;
if (alreadyVisited.Contains(subElem.Id))
continue;
alreadyVisited.Add(subElem.Id);
try
{
if (subElem is FamilyInstance)
{
if (subElem is Mullion)
{
if (exporterIFC.ExportAs2x2)
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
else
{
IFCAnyHandle currLocalPlacement = currSetter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
MullionExporter.Export(exporterIFC, subElem as Mullion, geomElem, currLocalPlacement, extraParams, currSetter,
productWrapper);
}
}
}
else
{
FamilyInstance subFamInst = subElem as FamilyInstance;
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, subElem, out ifcEnumType);
if (exportType == IFCExportType.ExportCurtainWall)
{
// By default, panels and mullions are set to the same category as their parent. In this case,
// ask to get the exportType from the category id, since we don't want to inherit the parent class.
ElementId catId = CategoryUtil.GetSafeCategoryId(subElem);
exportType = ElementFilteringUtil.GetExportTypeFromCategoryId(catId, out ifcEnumType);
}
if (exporterIFC.ExportAs2x2)
{
if ((exportType == IFCExportType.DontExport) || (exportType == IFCExportType.ExportPlateType) ||
(exportType == IFCExportType.ExportMemberType))
exportType = IFCExportType.ExportBuildingElementProxy;
}
else
{
if (exportType == IFCExportType.DontExport)
{
ifcEnumType = "CURTAIN_PANEL";
exportType = IFCExportType.ExportPlateType;
}
}
IFCAnyHandle currLocalPlacement = currSetter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
FamilyInstanceExporter.ExportFamilyInstanceAsMappedItem(exporterIFC, subFamInst, exportType, ifcEnumType, productWrapper,
ElementId.InvalidElementId, null, currLocalPlacement);
}
}
}
else if (subElem is CurtainGridLine)
{
ProxyElementExporter.Export(exporterIFC, subElem, geomElem, productWrapper);
}
}
catch (Exception ex)
{
if (ExporterUtil.IsFatalException(wallElement.Document, ex))
throw ex;
continue;
}
}
}
}
}
/// <summary>
/// Exports a ramp to IfcRamp, without decomposing into separate runs and landings.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ifcEnumType">The ramp type.</param>
/// <param name="ramp">The ramp element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="numFlights">The number of flights for a multistory ramp.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
public static void ExportRamp(ExporterIFC exporterIFC, string ifcEnumType, Element ramp, GeometryElement geometryElement,
int numFlights, ProductWrapper productWrapper)
{
if (ramp == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, ramp, null, null, ExporterUtil.GetBaseLevelIdForElement(ramp)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ecData.ReuseLocalPlacement = false;
GeometryElement rampGeom = GeometryUtil.GetOneLevelGeometryElement(geometryElement);
BodyData bodyData;
ElementId categoryId = CategoryUtil.GetSafeCategoryId(ramp);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle representation = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC,
ramp, categoryId, rampGeom, bodyExporterOptions, null, ecData, out bodyData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return;
}
string containedRampGuid = GUIDUtil.CreateSubElementGUID(ramp, (int)IFCRampSubElements.ContainedRamp);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string rampName = NamingUtil.GetNameOverride(ramp, NamingUtil.GetIFCName(ramp));
string rampDescription = NamingUtil.GetDescriptionOverride(ramp, null);
string rampObjectType = NamingUtil.GetObjectTypeOverride(ramp, NamingUtil.CreateIFCObjectName(exporterIFC, ramp));
IFCAnyHandle containedRampLocalPlacement = ExporterUtil.CreateLocalPlacement(file, ecData.GetLocalPlacement(), null);
string elementTag = NamingUtil.GetTagOverride(ramp, NamingUtil.CreateIFCElementId(ramp));
IFCRampType rampType = GetIFCRampType(ifcEnumType);
List <IFCAnyHandle> components = new List <IFCAnyHandle>();
IList <IFCExtrusionCreationData> componentExtrusionData = new List <IFCExtrusionCreationData>();
IFCAnyHandle containedRampHnd = IFCInstanceExporter.CreateRamp(file, containedRampGuid, ownerHistory, rampName,
rampDescription, rampObjectType, containedRampLocalPlacement, representation, elementTag, rampType);
components.Add(containedRampHnd);
componentExtrusionData.Add(ecData);
//productWrapper.AddElement(containedRampHnd, placementSetter.LevelInfo, ecData, false);
CategoryUtil.CreateMaterialAssociations(exporterIFC, containedRampHnd, bodyData.MaterialIds);
string guid = GUIDUtil.CreateGUID(ramp);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
IFCAnyHandle rampHnd = IFCInstanceExporter.CreateRamp(file, guid, ownerHistory, rampName,
rampDescription, rampObjectType, localPlacement, null, elementTag, rampType);
productWrapper.AddElement(ramp, rampHnd, placementSetter.GetLevelInfo(), ecData, true);
StairRampContainerInfo stairRampInfo = new StairRampContainerInfo(rampHnd, components, localPlacement);
ExporterCacheManager.StairRampContainerInfoCache.AddStairRampContainerInfo(ramp.Id, stairRampInfo);
ExportMultistoryRamp(exporterIFC, ramp, numFlights, rampHnd, components, componentExtrusionData, placementSetter,
productWrapper);
}
tr.Commit();
}
}
}
/// <summary>
/// Exports a curve element to IFC curve annotation.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="curveElement">
/// The curve element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void ExportCurveElement(ExporterIFC exporterIFC, CurveElement curveElement, GeometryElement geometryElement,
IFCProductWrapper productWrapper)
{
if (geometryElement == null || !ShouldCurveElementBeExported(curveElement))
{
return;
}
SketchPlane sketchPlane = curveElement.SketchPlane;
if (sketchPlane == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, curveElement))
{
IFCAnyHandle localPlacement = setter.GetPlacement();
IFCAnyHandle axisPlacement = GeometryUtil.GetRelativePlacementFromLocalPlacement(localPlacement);
Plane planeSK = sketchPlane.Plane;
XYZ projDir = planeSK.Normal;
XYZ origin = planeSK.Origin;
bool useOffsetTrf = false;
if (projDir.IsAlmostEqualTo(XYZ.BasisZ))
{
XYZ offset = XYZ.BasisZ * setter.Offset;
origin -= offset;
}
else
{
useOffsetTrf = true;
}
Plane plane = new Plane(planeSK.XVec, planeSK.YVec, origin);
IFCGeometryInfo info = IFCGeometryInfo.CreateCurveGeometryInfo(exporterIFC, plane, projDir, false);
if (useOffsetTrf)
{
XYZ offsetOrig = -XYZ.BasisZ * setter.Offset;
Transform trf = Transform.get_Translation(offsetOrig);
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false, trf);
}
else
{
ExporterIFCUtils.CollectGeometryInfo(exporterIFC, info, geometryElement, XYZ.Zero, false);
}
IList <IFCAnyHandle> curves = info.GetCurves();
if (curves.Count != 1)
{
throw new Exception("IFC: expected 1 curve when export curve element.");
}
HashSet <IFCAnyHandle> curveSet = new HashSet <IFCAnyHandle>(curves);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateGeometricCurveSet(file, curveSet);
IFCAnyHandle curveStyle = file.CreateStyle(exporterIFC, repItemHnd);
CurveAnnotationCache annotationCache = ExporterCacheManager.CurveAnnotationCache;
IFCAnyHandle curveAnno = annotationCache.GetAnnotation(sketchPlane.Id, curveStyle);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(curveAnno))
{
AddCurvesToAnnotation(curveAnno, curves);
}
else
{
curveAnno = CreateCurveAnnotation(exporterIFC, curveElement, curveElement.Category.Id, sketchPlane.Id, plane, curveStyle, setter, localPlacement, repItemHnd);
productWrapper.AddAnnotation(curveAnno, setter.GetLevelInfo(), true);
annotationCache.AddAnnotation(sketchPlane.Id, curveStyle, curveAnno);
}
}
transaction.Commit();
}
}
/// <summary>
/// Gets the offset of the space boundary.
/// </summary>
/// <param name="setter">The placement settter.</param>
/// <returns>The offset.</returns>
static XYZ GetSapceBoundaryOffset(IFCPlacementSetter setter)
{
IFCAnyHandle localPlacement = setter.GetPlacement();
double zOffset = setter.Offset;
IFCAnyHandle relPlacement = GeometryUtil.GetRelativePlacementFromLocalPlacement(localPlacement);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(relPlacement))
{
IFCAnyHandle ptHnd = IFCAnyHandleUtil.GetLocation(relPlacement);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(ptHnd))
{
IList<double> addToCoords = IFCAnyHandleUtil.GetCoordinates(ptHnd);
return new XYZ(addToCoords[0], addToCoords[1], addToCoords[2] + zOffset);
}
}
return new XYZ(0, 0, zOffset);
}
/// <summary>
/// Exports a MEP family instance.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, Element element, GeometryElement geometryElement, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
string ifcEnumType;
IFCExportType exportType = ExporterUtil.GetExportType(exporterIFC, element, out ifcEnumType);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element))
{
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
using (IFCExtrusionCreationData extraParams = new IFCExtrusionCreationData())
{
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
IFCAnyHandle productRepresentation = RepresentationUtil.CreateBRepProductDefinitionShape(element.Document.Application,
exporterIFC, element, catId, geometryElement, bodyExporterOptions, null, extraParams);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(productRepresentation))
{
extraParams.ClearOpenings();
return;
}
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
ElementId typeId = element.GetTypeId();
ElementType type = element.Document.GetElement(typeId) as ElementType;
FamilyTypeInfo currentTypeInfo = ExporterCacheManager.TypeObjectsCache.Find(typeId, false);
bool found = currentTypeInfo.IsValid();
if (!found)
{
string typeGUID = ExporterIFCUtils.CreateGUID(type);
string origTypeName = exporterIFC.GetName();
string typeName = NamingUtil.GetNameOverride(type, origTypeName);
string typeObjectType = NamingUtil.CreateIFCObjectName(exporterIFC, type);
string applicableOccurance = NamingUtil.GetObjectTypeOverride(type, typeObjectType);
string typeDescription = NamingUtil.GetDescriptionOverride(type, null);
string typeElemId = NamingUtil.CreateIFCElementId(type);
HashSet <IFCAnyHandle> propertySetsOpt = new HashSet <IFCAnyHandle>();
IList <IFCAnyHandle> repMapListOpt = new List <IFCAnyHandle>();
IFCAnyHandle styleHandle = FamilyExporterUtil.ExportGenericType(file, exportType, ifcEnumType, typeGUID, ownerHistory, typeName,
typeDescription, applicableOccurance, propertySetsOpt, repMapListOpt, typeElemId, typeName, element, type);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(styleHandle))
{
currentTypeInfo.Style = styleHandle;
ExporterCacheManager.TypeObjectsCache.Register(typeId, false, currentTypeInfo);
}
}
string instanceGUID = ExporterIFCUtils.CreateGUID(element);
string origInstanceName = exporterIFC.GetName();
string instanceName = NamingUtil.GetNameOverride(element, origInstanceName);
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, objectType);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceElemId = NamingUtil.CreateIFCElementId(element);
bool roomRelated = !FamilyExporterUtil.IsDistributionFlowElementSubType(exportType);
ElementId roomId = ElementId.InvalidElementId;
if (roomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(element, out localPlacementToUse);
}
IFCAnyHandle instanceHandle = null;
if (FamilyExporterUtil.IsFurnishingElementSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFurnishingElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsDistributionFlowElementSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateDistributionFlowElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsEnergyConversionDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateEnergyConversionDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowFittingSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowFitting(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowMovingDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowMovingDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowSegmentSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowSegment(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowStorageDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowStorageDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowTerminalSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowTerminal(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowTreatmentDeviceSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowTreatmentDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
else if (FamilyExporterUtil.IsFlowControllerSubType(exportType))
{
instanceHandle = IFCInstanceExporter.CreateFlowController(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceElemId);
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
return;
}
if (roomId != ElementId.InvalidElementId)
{
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
productWrapper.AddElement(instanceHandle, setter, extraParams, false);
}
else
{
productWrapper.AddElement(instanceHandle, setter, extraParams, LevelUtil.AssociateElementToLevel(element));
}
OpeningUtil.CreateOpeningsIfNecessary(instanceHandle, element, extraParams, exporterIFC, localPlacementToUse, setter, productWrapper);
if (currentTypeInfo.IsValid())
{
ExporterCacheManager.TypeRelationsCache.Add(currentTypeInfo.Style, instanceHandle);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, element, productWrapper);
ExporterCacheManager.MEPCache.Register(element, instanceHandle);
tr.Commit();
}
}
}
}
/// <summary>
/// Exports an element as IFC covering.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportCovering(ExporterIFC exporterIFC, Element element, GeometryElement geomElem, string ifcEnumType, ProductWrapper productWrapper)
{
bool exportParts = PartExporter.CanExportParts(element);
if (exportParts && !PartExporter.CanExportElementInPartExport(element, element.Level.Id, false))
{
return;
}
ElementType elemType = element.Document.GetElement(element.GetTypeId()) as ElementType;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ElementId categoryId = CategoryUtil.GetSafeCategoryId(element);
IFCAnyHandle prodRep = null;
if (!exportParts)
{
ecData.SetLocalPlacement(setter.GetPlacement());
ecData.PossibleExtrusionAxes = IFCExtrusionAxes.TryZ;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
prodRep = RepresentationUtil.CreateAppropriateProductDefinitionShape(exporterIFC, element,
categoryId, geomElem, bodyExporterOptions, null, ecData, true);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodRep))
{
ecData.ClearOpenings();
return;
}
}
// We will use the category of the element to set a default value for the covering.
if (string.IsNullOrEmpty(ifcEnumType))
{
if (categoryId == new ElementId(BuiltInCategory.OST_Ceilings))
{
ifcEnumType = "CEILING";
}
else if (categoryId == new ElementId(BuiltInCategory.OST_Floors))
{
ifcEnumType = "FLOORING";
}
else if (categoryId == new ElementId(BuiltInCategory.OST_Roofs))
{
ifcEnumType = "ROOFING";
}
}
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetIFCName(element);
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceElemId = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
Toolkit.IFCCoveringType coveringType = GetIFCCoveringType(element, ifcEnumType);
IFCAnyHandle covering = IFCInstanceExporter.CreateCovering(file, instanceGUID, exporterIFC.GetOwnerHistoryHandle(),
instanceName, instanceDescription, instanceObjectType, setter.GetPlacement(), prodRep, instanceElemId, coveringType);
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, element, covering, productWrapper, setter, setter.GetPlacement(), null);
}
bool containInSpace = false;
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
// Ceiling containment in Space is generally required and not specific to any view
if (ExporterCacheManager.CeilingSpaceRelCache.ContainsKey(element.Id))
{
IList <ElementId> roomlist = ExporterCacheManager.CeilingSpaceRelCache[element.Id];
// Process Ceiling to be contained in a Space only when it is exactly bounding one Space
if (roomlist.Count == 1)
{
productWrapper.AddElement(element, covering, setter, null, false);
// Modify the Ceiling placement to be relative to the Space that it bounds
IFCAnyHandle roomPlacement = IFCAnyHandleUtil.GetObjectPlacement(ExporterCacheManager.SpatialElementHandleCache.Find(roomlist[0]));
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(roomPlacement, localPlacementToUse);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle relLocalPlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandleUtil.SetAttribute(localPlacementToUse, "PlacementRelTo", roomPlacement);
GeometryUtil.SetRelativePlacement(localPlacementToUse, relLocalPlacement);
exporterIFC.RelateSpatialElement(roomlist[0], covering);
containInSpace = true;
}
}
// if not contained in Space, assign it to default containment in Level
if (!containInSpace)
{
productWrapper.AddElement(element, covering, setter, null, true);
}
if (!exportParts)
{
Ceiling ceiling = element as Ceiling;
if (ceiling != null)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, ceiling, covering,
geomElem, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3, null);
}
else
{
ElementId matId = BodyExporter.GetBestMaterialIdFromGeometryOrParameter(geomElem, exporterIFC, element);
CategoryUtil.CreateMaterialAssociation(exporterIFC, covering, matId);
}
}
OpeningUtil.CreateOpeningsIfNecessary(covering, element, ecData, null,
exporterIFC, ecData.GetLocalPlacement(), setter, productWrapper);
}
}
transaction.Commit();
}
}
/// <summary>
/// Exports an element as IFC railing.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="element">
/// The element to be exported.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="productWrapper">
/// The ProductWrapper.
/// </param>
public static void ExportRailing(ExporterIFC exporterIFC, Element element, GeometryElement geomElem, string ifcEnumType, ProductWrapper productWrapper)
{
ElementType elemType = element.Document.GetElement(element.GetTypeId()) as ElementType;
IFCFile file = exporterIFC.GetFile();
Options geomOptions = GeometryUtil.GetIFCExportGeometryOptions();
using (IFCTransaction transaction = new IFCTransaction(file))
{
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, element, null, null, ExporterUtil.GetBaseLevelIdForElement(element)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
IFCAnyHandle localPlacement = setter.GetPlacement();
StairRampContainerInfo stairRampInfo = null;
ElementId hostId = GetStairOrRampHostId(exporterIFC, element as Railing);
if (hostId != ElementId.InvalidElementId)
{
stairRampInfo = ExporterCacheManager.StairRampContainerInfoCache.GetStairRampContainerInfo(hostId);
IFCAnyHandle stairRampLocalPlacement = stairRampInfo.LocalPlacements[0];
Transform relTrf = ExporterIFCUtils.GetRelativeLocalPlacementOffsetTransform(stairRampLocalPlacement, localPlacement);
Transform inverseTrf = relTrf.Inverse;
IFCAnyHandle relativePlacement = ExporterUtil.CreateAxis2Placement3D(file, inverseTrf.Origin, inverseTrf.BasisZ, inverseTrf.BasisX);
IFCAnyHandle railingLocalPlacement = ExporterUtil.CreateLocalPlacement(file, stairRampLocalPlacement, relativePlacement);
localPlacement = railingLocalPlacement;
}
ecData.SetLocalPlacement(localPlacement);
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(geomElem);
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
Railing railingElem = element as Railing;
IList <ElementId> subElementIds = CollectSubElements(railingElem);
foreach (ElementId subElementId in subElementIds)
{
Element subElement = railingElem.Document.GetElement(subElementId);
if (subElement != null)
{
GeometryElement subElementGeom = GeometryUtil.GetOneLevelGeometryElement(subElement.get_Geometry(geomOptions));
SolidMeshGeometryInfo subElementSolidMeshInfo = GeometryUtil.GetSplitSolidMeshGeometry(subElementGeom);
IList <Solid> subElementSolids = subElementSolidMeshInfo.GetSolids();
IList <Mesh> subElementMeshes = subElementSolidMeshInfo.GetMeshes();
foreach (Solid subElementSolid in subElementSolids)
{
solids.Add(subElementSolid);
}
foreach (Mesh subElementMesh in subElementMeshes)
{
meshes.Add(subElementMesh);
}
}
}
ElementId catId = CategoryUtil.GetSafeCategoryId(element);
BodyData bodyData = null;
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporter.GetTessellationLevel();
//bodyExporterOptions.UseGroupsIfPossible = true;
//bodyExporterOptions.UseMappedGeometriesIfPossible = true;
if (solids.Count > 0 || meshes.Count > 0)
{
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId, ElementId.InvalidElementId, solids, meshes, bodyExporterOptions, ecData);
}
else
{
IList <GeometryObject> geomlist = new List <GeometryObject>();
geomlist.Add(geomElem);
bodyData = BodyExporter.ExportBody(exporterIFC, element, catId, ElementId.InvalidElementId, geomlist, bodyExporterOptions, ecData);
}
IFCAnyHandle bodyRep = bodyData.RepresentationHnd;
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRep))
{
if (ecData != null)
{
ecData.ClearOpenings();
}
return;
}
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(bodyRep);
IList <GeometryObject> geomObjects = new List <GeometryObject>();
foreach (Solid solid in solids)
{
geomObjects.Add(solid);
}
foreach (Mesh mesh in meshes)
{
geomObjects.Add(mesh);
}
Transform boundingBoxTrf = (bodyData.OffsetTransform != null) ? bodyData.OffsetTransform.Inverse : Transform.Identity;
IFCAnyHandle boundingBoxRep = BoundingBoxExporter.ExportBoundingBox(exporterIFC, geomObjects, boundingBoxTrf);
if (boundingBoxRep != null)
{
representations.Add(boundingBoxRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string instanceGUID = GUIDUtil.CreateGUID(element);
string instanceName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string instanceDescription = NamingUtil.GetDescriptionOverride(element, null);
string instanceObjectType = NamingUtil.GetObjectTypeOverride(element, exporterIFC.GetFamilyName());
string instanceTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
Toolkit.IFCRailingType railingType = GetIFCRailingType(element, ifcEnumType);
IFCAnyHandle railing = IFCInstanceExporter.CreateRailing(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, ecData.GetLocalPlacement(),
prodRep, instanceTag, railingType);
bool associateToLevel = (hostId == ElementId.InvalidElementId);
productWrapper.AddElement(element, railing, setter, ecData, associateToLevel);
OpeningUtil.CreateOpeningsIfNecessary(railing, element, ecData, bodyData.OffsetTransform,
exporterIFC, ecData.GetLocalPlacement(), setter, productWrapper);
CategoryUtil.CreateMaterialAssociations(exporterIFC, railing, bodyData.MaterialIds);
// Create multi-story duplicates of this railing.
if (stairRampInfo != null)
{
stairRampInfo.AddComponent(0, railing);
List <IFCAnyHandle> stairHandles = stairRampInfo.StairOrRampHandles;
for (int ii = 1; ii < stairHandles.Count; ii++)
{
IFCAnyHandle railingLocalPlacement = stairRampInfo.LocalPlacements[ii];
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(railingLocalPlacement))
{
IFCAnyHandle railingHndCopy = CopyRailingHandle(exporterIFC, element, catId, railingLocalPlacement, railing);
stairRampInfo.AddComponent(ii, railingHndCopy);
productWrapper.AddElement(element, railingHndCopy, (IFCLevelInfo)null, ecData, false);
CategoryUtil.CreateMaterialAssociations(exporterIFC, railingHndCopy, bodyData.MaterialIds);
}
}
ExporterCacheManager.StairRampContainerInfoCache.AddStairRampContainerInfo(hostId, stairRampInfo);
}
}
transaction.Commit();
}
}
}
/// <summary>
/// Exports a ramp to IfcRamp, without decomposing into separate runs and landings.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="ifcEnumType">The ramp type.</param>
/// <param name="ramp">The ramp element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="numFlights">The number of flights for a multistory ramp.</param>
/// <param name="productWrapper">The IFCProductWrapper.</param>
public static void ExportRamp(ExporterIFC exporterIFC, string ifcEnumType, Element ramp, GeometryElement geometryElement,
int numFlights, IFCProductWrapper productWrapper)
{
if (ramp == null || geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, ramp))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(ramp);
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions();
IFCAnyHandle representation = RepresentationUtil.CreateBRepProductDefinitionShape(ramp.Document.Application,
exporterIFC, ramp, categoryId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(representation))
{
ecData.ClearOpenings();
return;
}
string containedRampGuid = ExporterIFCUtils.CreateSubElementGUID(ramp, (int)IFCRampSubElements.ContainedRamp);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string origRampName = exporterIFC.GetName();
string rampName = NamingUtil.GetNameOverride(ramp, origRampName);
string rampDescription = NamingUtil.GetDescriptionOverride(ramp, null);
string rampObjectType = NamingUtil.GetObjectTypeOverride(ramp, NamingUtil.CreateIFCObjectName(exporterIFC, ramp));
IFCAnyHandle containedRampLocalPlacement = ExporterUtil.CopyLocalPlacement(file, ecData.GetLocalPlacement());
string elementTag = NamingUtil.CreateIFCElementId(ramp);
IFCRampType rampType = GetIFCRampType(ifcEnumType);
List <IFCAnyHandle> components = new List <IFCAnyHandle>();
IFCAnyHandle containedRampHnd = IFCInstanceExporter.CreateRamp(file, containedRampGuid, ownerHistory, rampName,
rampDescription, rampObjectType, containedRampLocalPlacement, representation, elementTag, rampType);
components.Add(containedRampHnd);
productWrapper.AddElement(containedRampHnd, placementSetter.GetLevelInfo(), ecData, false);
string guid = ExporterIFCUtils.CreateGUID(ramp);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
IFCAnyHandle rampHnd = IFCInstanceExporter.CreateRamp(file, guid, ownerHistory, rampName,
rampDescription, rampObjectType, localPlacement, null, elementTag, rampType);
productWrapper.AddElement(rampHnd, placementSetter.GetLevelInfo(), ecData, LevelUtil.AssociateElementToLevel(ramp));
StairRampContainerInfo stairRampInfo = new StairRampContainerInfo(rampHnd, components, null);
ExporterCacheManager.StairRampContainerInfoCache.AddStairRampContainerInfo(ramp.Id, stairRampInfo);
ExportMultistoryRamp(exporterIFC, ramp, numFlights,
ownerHistory, localPlacement, containedRampLocalPlacement, representation,
rampName, rampObjectType, rampDescription, elementTag, rampType,
ecData, placementSetter, productWrapper);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, ramp, productWrapper);
tr.Commit();
}
}
}
/// <summary>
/// Exports a floor to IFC slab.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="floor">
/// The floor element.
/// </param>
/// <param name="geometryElement">
/// The geometry element.
/// </param>
/// <param name="ifcEnumType">
/// The string value represents the IFC type.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
/// <param name="exportParts">
/// Whether to export parts or not.
/// </param>
/// <returns>
/// True if the floor is exported successfully, false otherwise.
/// </returns>
public static void ExportFloor(ExporterIFC exporterIFC, Element floorElement, GeometryElement geometryElement, string ifcEnumType,
IFCProductWrapper productWrapper, bool exportParts)
{
if (geometryElement == null)
{
return;
}
IFCFile file = exporterIFC.GetFile();
IList <IFCAnyHandle> slabHnds = new List <IFCAnyHandle>();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCTransformSetter transformSetter = IFCTransformSetter.Create())
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, floorElement))
{
IFCAnyHandle localPlacement = placementSetter.GetPlacement();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
bool exportedAsInternalExtrusion = false;
double scale = exporterIFC.LinearScale;
ElementId catId = CategoryUtil.GetSafeCategoryId(floorElement);
IList <IFCAnyHandle> reps = new List <IFCAnyHandle>();
IList <IList <CurveLoop> > extrusionLoops = new List <IList <CurveLoop> >();
IList <IFCExtrusionCreationData> loopExtraParams = new List <IFCExtrusionCreationData>();
Plane floorPlane = GeometryUtil.CreateDefaultPlane();
IList <IFCAnyHandle> localPlacements = new List <IFCAnyHandle>();
if (!exportParts)
{
// First, try to use the ExtrusionAnalyzer for the limited cases it handles - 1 solid, no openings, end clippings only.
// Also limited to cases with line and arc boundaries.
//
if (floorElement is Floor)
{
Floor floor = floorElement as Floor;
SolidMeshGeometryInfo solidMeshInfo = GeometryUtil.GetSolidMeshGeometry(geometryElement, Transform.Identity);
IList <Solid> solids = solidMeshInfo.GetSolids();
IList <Mesh> meshes = solidMeshInfo.GetMeshes();
if (solids.Count == 1 && meshes.Count == 0)
{
IList <Solid> splitVolumes = SolidUtils.SplitVolumes(solids[0]);
if (splitVolumes.Count == 1)
{
bool completelyClipped;
XYZ floorExtrusionDirection = new XYZ(0, 0, -1);
XYZ modelOrigin = XYZ.Zero;
XYZ floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
if (floorOrigin == null)
{
// GetVerticalProjectionPoint may return null if FloorFace.Top is an edited face that doesn't
// go thruough te Revit model orgigin. We'll try the midpoint of the bounding box instead.
BoundingBoxXYZ boundingBox = floor.get_BoundingBox(null);
modelOrigin = (boundingBox.Min + boundingBox.Max) / 2.0;
floorOrigin = floor.GetVerticalProjectionPoint(modelOrigin, FloorFace.Top);
}
if (floorOrigin != null)
{
XYZ floorDir = floor.GetNormalAtVerticalProjectionPoint(floorOrigin, FloorFace.Top);
Plane extrusionAnalyzerFloorPlane = new Plane(floorDir, floorOrigin);
HandleAndData floorAndProperties =
ExtrusionExporter.CreateExtrusionWithClippingAndProperties(exporterIFC, floor,
catId, solids[0], extrusionAnalyzerFloorPlane, floorExtrusionDirection, null, out completelyClipped);
if (completelyClipped)
{
return;
}
if (floorAndProperties.Handle != null)
{
IList <IFCAnyHandle> representations = new List <IFCAnyHandle>();
representations.Add(floorAndProperties.Handle);
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, representations);
reps.Add(prodRep);
if (floorAndProperties.Data != null)
{
loopExtraParams.Add(floorAndProperties.Data);
}
}
}
}
}
}
// Use internal routine as backup that handles openings.
if (reps.Count == 0)
{
exportedAsInternalExtrusion = ExporterIFCUtils.ExportSlabAsExtrusion(exporterIFC, floorElement,
geometryElement, transformSetter, localPlacement, out localPlacements, out reps,
out extrusionLoops, out loopExtraParams, floorPlane);
}
if (reps.Count == 0)
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
BodyExporterOptions bodyExporterOptions = new BodyExporterOptions(true);
bodyExporterOptions.TessellationLevel = BodyExporterOptions.BodyTessellationLevel.Coarse;
IFCAnyHandle prodDefHnd = RepresentationUtil.CreateBRepProductDefinitionShape(floorElement.Document.Application, exporterIFC,
floorElement, catId, geometryElement, bodyExporterOptions, null, ecData);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(prodDefHnd))
{
ecData.ClearOpenings();
return;
}
reps.Add(prodDefHnd);
}
}
}
// Create the slab from either the extrusion or the BRep information.
string ifcGUID = ExporterIFCUtils.CreateGUID(floorElement);
int numReps = exportParts ? 1 : reps.Count;
for (int ii = 0; ii < numReps; ii++)
{
string ifcName = NamingUtil.GetNameOverride(floorElement, NamingUtil.CreateIFCName(exporterIFC, ii == 0 ? -1 : ii + 1));
string ifcDescription = NamingUtil.GetDescriptionOverride(floorElement, null);
string ifcObjectType = NamingUtil.GetObjectTypeOverride(floorElement, exporterIFC.GetFamilyName());
string ifcElemId = NamingUtil.CreateIFCElementId(floorElement);
string currentGUID = (ii == 0) ? ifcGUID : ExporterIFCUtils.CreateGUID();
IFCAnyHandle localPlacementHnd = exportedAsInternalExtrusion ? localPlacements[ii] : localPlacement;
IFCSlabType slabType = GetIFCSlabType(ifcEnumType);
IFCAnyHandle slabHnd = IFCInstanceExporter.CreateSlab(file, currentGUID, ownerHistory, ifcName,
ifcDescription, ifcObjectType, localPlacementHnd, exportParts ? null : reps[ii], ifcElemId, slabType);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(slabHnd))
{
return;
}
if (exportParts)
{
PartExporter.ExportHostPart(exporterIFC, floorElement, slabHnd, productWrapper, placementSetter, localPlacementHnd, null);
}
slabHnds.Add(slabHnd);
}
bool associateElementToLevel = LevelUtil.AssociateElementToLevel(floorElement);
for (int ii = 0; ii < numReps; ii++)
{
IFCExtrusionCreationData loopExtraParam = ii < loopExtraParams.Count ? loopExtraParams[ii] : null;
productWrapper.AddElement(slabHnds[ii], placementSetter, loopExtraParam, associateElementToLevel);
}
if (exportedAsInternalExtrusion)
{
ExporterIFCUtils.ExportExtrudedSlabOpenings(exporterIFC, floorElement, placementSetter,
localPlacements[0], slabHnds, extrusionLoops, floorPlane, productWrapper);
}
PropertyUtil.CreateInternalRevitPropertySets(exporterIFC, floorElement, productWrapper);
}
if (!exportParts)
{
HostObjectExporter.ExportHostObjectMaterials(exporterIFC, floorElement as HostObject, slabHnds,
geometryElement, productWrapper, ElementId.InvalidElementId, Toolkit.IFCLayerSetDirection.Axis3);
}
}
tr.Commit();
return;
}
}
/// <summary>
/// Exports text note elements.
/// </summary>
/// <param name="exporterIFC">
/// The ExporterIFC object.
/// </param>
/// <param name="textNote">
/// The text note element.
/// </param>
/// <param name="productWrapper">
/// The IFCProductWrapper.
/// </param>
public static void Export(ExporterIFC exporterIFC, TextNote textNote, IFCProductWrapper productWrapper)
{
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
string textString = textNote.Text;
if (String.IsNullOrEmpty(textString))
{
throw new Exception("TextNote does not have test string.");
}
ElementId symId = textNote.GetTypeId();
if (symId == ElementId.InvalidElementId)
{
throw new Exception("TextNote does not have valid type id.");
}
PresentationStyleAssignmentCache cache = ExporterCacheManager.PresentationStyleAssignmentCache;
IFCAnyHandle presHnd = cache.Find(symId);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(presHnd))
{
TextElementType textElemType = textNote.Symbol;
CreatePresentationStyleAssignmentForTextElementType(exporterIFC, textElemType, cache);
presHnd = cache.Find(symId);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(presHnd))
{
throw new Exception("Failed to create presentation style assignment for TextElementType.");
}
}
HashSet <IFCAnyHandle> presHndSet = new HashSet <IFCAnyHandle>();
presHndSet.Add(presHnd);
using (IFCPlacementSetter setter = IFCPlacementSetter.Create(exporterIFC, textNote))
{
double linScale = exporterIFC.LinearScale;
const double planScale = 100.0; // currently hardwired.
XYZ orig = textNote.Coord;
orig = orig.Multiply(linScale);
XYZ yDir = textNote.UpDirection;
XYZ xDir = textNote.BaseDirection;
XYZ zDir = xDir.CrossProduct(yDir);
double sizeX = textNote.LineWidth * linScale * planScale;
double sizeY = textNote.Height * linScale * planScale;
// When we display text on screen, we "flip" it if the xDir is negative with relation to
// the X-axis. So if it is, we'll flip x and y.
bool flipOrig = false;
if (xDir.X < 0)
{
xDir = xDir.Multiply(-1.0);
yDir = yDir.Multiply(-1.0);
flipOrig = true;
}
// xFactor, yFactor only used if flipOrig.
double xFactor = 0.0, yFactor = 0.0;
string boxAlignment = ConvertTextNoteAlignToBoxAlign(textNote, out xFactor, out yFactor);
// modify the origin to match the alignment. In Revit, the origin is at the top-left (unless flipped,
// then bottom-right).
if (flipOrig)
{
orig = orig.Add(xDir.Multiply(sizeX * xFactor));
orig = orig.Add(yDir.Multiply(sizeY * yFactor));
}
IFCAnyHandle origin = ExporterUtil.CreateAxis(file, orig, zDir, xDir);
IFCAnyHandle extent = IFCInstanceExporter.CreatePlanarExtent(file, sizeX, sizeY);
IFCAnyHandle repItemHnd = IFCInstanceExporter.CreateTextLiteralWithExtent(file, textString, origin, Toolkit.IFCTextPath.Left, extent, boxAlignment);
IFCAnyHandle annoTextOccHnd = IFCInstanceExporter.CreateStyledItem(file, repItemHnd, presHndSet, null);
ElementId catId = textNote.Category != null ? textNote.Category.Id : ElementId.InvalidElementId;
HashSet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle>();
bodyItems.Add(repItemHnd);
IFCAnyHandle bodyRepHnd = RepresentationUtil.CreateAnnotationSetRep(exporterIFC, textNote, catId, exporterIFC.Get2DContextHandle(), bodyItems);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(bodyRepHnd))
{
throw new Exception("Failed to create shape representation.");
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(bodyRepHnd);
IFCAnyHandle prodShapeHnd = IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps);
IFCAnyHandle annoHnd = IFCInstanceExporter.CreateAnnotation(file, ExporterIFCUtils.CreateGUID(), exporterIFC.GetOwnerHistoryHandle(),
null, null, null, setter.GetPlacement(), prodShapeHnd);
productWrapper.AddAnnotation(annoHnd, setter.GetLevelInfo(), true);
}
tr.Commit();
}
}
/// <summary>
/// Exports a generic family instance as IFC instance.
/// </summary>
/// <param name="type">The export type.</param>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="familyInstance">The element.</param>
/// <param name="wrapper">The ProductWrapper.</param>
/// <param name="setter">The IFCPlacementSetter.</param>
/// <param name="extraParams">The extrusion creation data.</param>
/// <param name="instanceGUID">The guid.</param>
/// <param name="ownerHistory">The owner history handle.</param>
/// <param name="instanceName">The name.</param>
/// <param name="instanceDescription">The description.</param>
/// <param name="instanceObjectType">The object type.</param>
/// <param name="productRepresentation">The representation handle.</param>
/// <param name="instanceElemId">The element id label.</param>
/// <returns>The handle.</returns>
public static IFCAnyHandle ExportGenericInstance(IFCExportType type,
ExporterIFC exporterIFC, Element familyInstance,
ProductWrapper wrapper, IFCPlacementSetter setter, IFCExtrusionCreationData extraParams,
string instanceGUID, IFCAnyHandle ownerHistory,
string instanceName, string instanceDescription, string instanceObjectType,
IFCAnyHandle productRepresentation,
string instanceTag, IFCAnyHandle overrideLocalPlacement)
{
IFCFile file = exporterIFC.GetFile();
Document doc = familyInstance.Document;
bool isRoomRelated = IsRoomRelated(type);
bool isChildInContainer = familyInstance.AssemblyInstanceId != ElementId.InvalidElementId;
IFCAnyHandle localPlacementToUse = setter.GetPlacement();
ElementId roomId = ElementId.InvalidElementId;
if (isRoomRelated)
{
roomId = setter.UpdateRoomRelativeCoordinates(familyInstance, out localPlacementToUse);
}
//should remove the create method where there is no use of this handle for API methods
//some places uses the return value of ExportGenericInstance as input parameter for API methods
IFCAnyHandle instanceHandle = null;
switch (type)
{
case IFCExportType.ExportColumnType:
{
instanceHandle = IFCInstanceExporter.CreateColumn(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMemberType:
{
instanceHandle = IFCInstanceExporter.CreateMember(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
// Register the members's IFC handle for later use by truss export.
ExporterCacheManager.ElementToHandleCache.Register(familyInstance.Id, instanceHandle);
break;
}
case IFCExportType.ExportPlateType:
{
IFCAnyHandle localPlacement = localPlacementToUse;
if (overrideLocalPlacement!= null)
{
isChildInContainer = true;
localPlacement = overrideLocalPlacement;
}
instanceHandle = IFCInstanceExporter.CreatePlate(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacement, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportDiscreteAccessoryType:
{
instanceHandle = IFCInstanceExporter.CreateDiscreteAccessory(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportDistributionControlElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionControlElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
null);
break;
}
case IFCExportType.ExportDistributionElement:
{
instanceHandle = IFCInstanceExporter.CreateDistributionElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportFastenerType:
{
instanceHandle = IFCInstanceExporter.CreateFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
break;
}
case IFCExportType.ExportMechanicalFastenerType:
{
double? nominalDiameter = null;
double? nominalLength = null;
double nominalDiameterVal, nominalLengthVal;
double scale = exporterIFC.LinearScale;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalDiameter", out nominalDiameterVal) != null)
nominalDiameter = nominalDiameterVal * scale;
if (ParameterUtil.GetDoubleValueFromElementOrSymbol(familyInstance, "NominalLength", out nominalLengthVal) != null)
nominalLength = nominalLengthVal * scale;
instanceHandle = IFCInstanceExporter.CreateMechanicalFastener(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
nominalDiameter, nominalLength);
break;
}
case IFCExportType.ExportRailingType:
{
string strEnumType;
IFCExportType exportAs = ExporterUtil.GetExportType(exporterIFC, familyInstance, out strEnumType);
instanceHandle = IFCInstanceExporter.CreateRailing(file, instanceGUID, ownerHistory, instanceName, instanceDescription,
instanceObjectType, localPlacementToUse, productRepresentation, instanceTag,
RailingExporter.GetIFCRailingType(familyInstance, strEnumType));
break;
}
case IFCExportType.ExportSpace:
{
string instanceLongName = NamingUtil.GetLongNameOverride(familyInstance, NamingUtil.GetLongNameOverride(familyInstance, instanceName));
IFCInternalOrExternal internalOrExternal = CategoryUtil.IsElementExternal(familyInstance) ? IFCInternalOrExternal.External : IFCInternalOrExternal.Internal;
instanceHandle = IFCInstanceExporter.CreateSpace(file, instanceGUID, ownerHistory, instanceName, instanceDescription,
instanceObjectType, localPlacementToUse, productRepresentation, instanceLongName, IFCElementComposition.Element,
internalOrExternal, null);
break;
}
default:
{
if ((type == IFCExportType.ExportFurnishingElement) || IsFurnishingElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFurnishingElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportEnergyConversionDevice) || IsEnergyConversionDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateEnergyConversionDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowFitting) || IsFlowFittingSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowFitting(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowMovingDevice) || IsFlowMovingDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowMovingDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowSegment) || IsFlowSegmentSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowSegment(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowStorageDevice) || IsFlowStorageDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowStorageDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTerminal) || IsFlowTerminalSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTerminal(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowTreatmentDevice) || IsFlowTreatmentDeviceSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowTreatmentDevice(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportFlowController) || IsFlowControllerSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateFlowController(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportDistributionFlowElement) || IsDistributionFlowElementSubType(type))
{
instanceHandle = IFCInstanceExporter.CreateDistributionFlowElement(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag);
}
else if ((type == IFCExportType.ExportBuildingElementProxy) || (type == IFCExportType.ExportBuildingElementProxyType))
{
instanceHandle = IFCInstanceExporter.CreateBuildingElementProxy(file, instanceGUID, ownerHistory,
instanceName, instanceDescription, instanceObjectType, localPlacementToUse, productRepresentation, instanceTag, null);
}
break;
}
}
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(instanceHandle))
{
bool containedInSpace = (roomId != ElementId.InvalidElementId);
bool associateToLevel = containedInSpace ? false : !isChildInContainer;
wrapper.AddElement(familyInstance, instanceHandle, setter, extraParams, associateToLevel);
if (containedInSpace)
exporterIFC.RelateSpatialElement(roomId, instanceHandle);
}
return instanceHandle;
}
/// <summary>
/// Exports an element as an IfcReinforcingMesh.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="element">The element.</param>
/// <param name="geometryElement">The geometry element.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
/// <returns>True if exported successfully, false otherwise.</returns>
public static bool ExportFabricSheet(ExporterIFC exporterIFC, FabricSheet sheet,
GeometryElement geometryElement, ProductWrapper productWrapper)
{
if (sheet == null || geometryElement == null)
{
return(false);
}
Document doc = sheet.Document;
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
using (IFCPlacementSetter placementSetter = IFCPlacementSetter.Create(exporterIFC, sheet, null, null, ExporterUtil.GetBaseLevelIdForElement(sheet)))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.GetPlacement());
ElementId categoryId = CategoryUtil.GetSafeCategoryId(sheet);
ElementId materialId = ElementId.InvalidElementId;
ParameterUtil.GetElementIdValueFromElementOrSymbol(sheet, BuiltInParameter.MATERIAL_ID_PARAM, out materialId);
double scale = exporterIFC.LinearScale;
string guid = GUIDUtil.CreateGUID(sheet);
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
string revitObjectType = exporterIFC.GetFamilyName();
string name = NamingUtil.GetNameOverride(sheet, revitObjectType);
string description = NamingUtil.GetDescriptionOverride(sheet, null);
string objectType = NamingUtil.GetObjectTypeOverride(sheet, revitObjectType);
IFCAnyHandle localPlacement = ecData.GetLocalPlacement();
string elementTag = NamingUtil.CreateIFCElementId(sheet);
string steelGrade = NamingUtil.GetOverrideStringValue(sheet, "SteelGrade", null);
double?meshLength = sheet.CutOverallLength;
double?meshWidth = sheet.CutOverallWidth;
Element fabricSheetTypeElem = doc.GetElement(sheet.GetTypeId());
FabricSheetType fabricSheetType = (fabricSheetTypeElem == null) ? null : (fabricSheetTypeElem as FabricSheetType);
double longitudinalBarNominalDiameter = 0.0;
double transverseBarNominalDiameter = 0.0;
double longitudinalBarCrossSectionArea = 0.0;
double transverseBarCrossSectionArea = 0.0;
double longitudinalBarSpacing = 0.0;
double transverseBarSpacing = 0.0;
if (fabricSheetType != null)
{
Element majorFabricWireTypeElem = doc.GetElement(fabricSheetType.MajorDirectionWireType);
FabricWireType majorFabricWireType = (majorFabricWireTypeElem == null) ? null : (majorFabricWireTypeElem as FabricWireType);
if (majorFabricWireType != null)
{
longitudinalBarNominalDiameter = majorFabricWireType.WireDiameter * scale;
double localRadius = longitudinalBarNominalDiameter / 2.0;
longitudinalBarCrossSectionArea = localRadius * localRadius * Math.PI;
}
Element minorFabricWireTypeElem = doc.GetElement(fabricSheetType.MinorDirectionWireType);
FabricWireType minorFabricWireType = (minorFabricWireTypeElem == null) ? null : (minorFabricWireTypeElem as FabricWireType);
if (minorFabricWireType != null)
{
transverseBarNominalDiameter = minorFabricWireType.WireDiameter * scale;
double localRadius = transverseBarNominalDiameter / 2.0;
transverseBarCrossSectionArea = localRadius * localRadius * Math.PI;
}
longitudinalBarSpacing = fabricSheetType.MajorSpacing * scale;
transverseBarSpacing = fabricSheetType.MinorSpacing * scale;
}
IList <IFCAnyHandle> bodyItems = new List <IFCAnyHandle>();
IList <Curve> wireCenterlines = sheet.GetWireCenterlines(WireDistributionDirection.Major);
foreach (Curve wireCenterline in wireCenterlines)
{
IFCAnyHandle bodyItem = CreateSweptDiskSolid(exporterIFC, file, wireCenterline, longitudinalBarNominalDiameter);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyItem))
{
bodyItems.Add(bodyItem);
}
}
wireCenterlines = sheet.GetWireCenterlines(WireDistributionDirection.Minor);
foreach (Curve wireCenterline in wireCenterlines)
{
IFCAnyHandle bodyItem = CreateSweptDiskSolid(exporterIFC, file, wireCenterline, transverseBarNominalDiameter);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyItem))
{
bodyItems.Add(bodyItem);
}
}
IFCAnyHandle shapeRep = (bodyItems.Count > 0) ?
RepresentationUtil.CreateAdvancedSweptSolidRep(exporterIFC, sheet, categoryId, exporterIFC.Get3DContextHandle("Body"), bodyItems, null) :
null;
IList <IFCAnyHandle> shapeReps = null;
if (shapeRep != null)
{
shapeReps = new List <IFCAnyHandle>();
shapeReps.Add(shapeRep);
}
IFCAnyHandle prodRep = (shapeReps != null) ? IFCInstanceExporter.CreateProductDefinitionShape(file, null, null, shapeReps) : null;
IFCAnyHandle fabricSheet = IFCInstanceExporter.CreateReinforcingMesh(file, guid,
ownerHistory, name, description, objectType, localPlacement, prodRep, elementTag,
steelGrade, meshLength, meshWidth, longitudinalBarNominalDiameter, transverseBarNominalDiameter,
longitudinalBarCrossSectionArea, transverseBarCrossSectionArea,
longitudinalBarSpacing, transverseBarSpacing);
ElementId fabricAreaId = sheet.FabricAreaOwnerId;
if (fabricAreaId != ElementId.InvalidElementId)
{
HashSet <IFCAnyHandle> fabricSheets = null;
if (!ExporterCacheManager.FabricAreaHandleCache.TryGetValue(fabricAreaId, out fabricSheets))
{
fabricSheets = new HashSet <IFCAnyHandle>();
ExporterCacheManager.FabricAreaHandleCache[fabricAreaId] = fabricSheets;
}
fabricSheets.Add(fabricSheet);
}
productWrapper.AddElement(sheet, fabricSheet, placementSetter.GetLevelInfo(), ecData, true);
CategoryUtil.CreateMaterialAssociation(exporterIFC, fabricSheet, materialId);
}
}
tr.Commit();
return(true);
}
}
/// <summary>
/// Export Curtain Walls and Roofs.
/// </summary>
/// <param name="exporterIFC">The ExporterIFC object.</param>
/// <param name="allSubElements">Collection of elements contained in the host curtain element.</param>
/// <param name="element">The element to be exported.</param>
/// <param name="productWrapper">The ProductWrapper.</param>
private static void ExportBase(ExporterIFC exporterIFC, ICollection <ElementId> allSubElements, Element element, ProductWrapper wrapper)
{
IFCFile file = exporterIFC.GetFile();
IFCAnyHandle ownerHistory = exporterIFC.GetOwnerHistoryHandle();
IFCPlacementSetter setter = null;
using (ProductWrapper curtainWallSubWrapper = ProductWrapper.Create(wrapper, false))
{
try
{
Transform orientationTrf = Transform.Identity;
IFCAnyHandle localPlacement = null;
setter = IFCPlacementSetter.Create(exporterIFC, element, null, orientationTrf, ExporterUtil.GetBaseLevelIdForElement(element));
localPlacement = setter.GetPlacement();
string objectType = NamingUtil.CreateIFCObjectName(exporterIFC, element);
IFCAnyHandle prodRepHnd = null;
IFCAnyHandle elemHnd = null;
string elemGUID = GUIDUtil.CreateGUID(element);
string elemName = NamingUtil.GetNameOverride(element, NamingUtil.GetIFCName(element));
string elemDesc = NamingUtil.GetDescriptionOverride(element, null);
string elemType = NamingUtil.GetObjectTypeOverride(element, objectType);
string elemTag = NamingUtil.GetTagOverride(element, NamingUtil.CreateIFCElementId(element));
if (element is Wall || element is CurtainSystem || IsLegacyCurtainElement(element))
{
elemHnd = IFCInstanceExporter.CreateCurtainWall(file, elemGUID, ownerHistory, elemName, elemDesc, elemType, localPlacement, prodRepHnd, elemTag);
}
else if (element is RoofBase)
{
//need to convert the string to enum
string ifcEnumType = ExporterUtil.GetIFCTypeFromExportTable(exporterIFC, element);
elemHnd = IFCInstanceExporter.CreateRoof(file, elemGUID, ownerHistory, elemName, elemDesc, elemType, localPlacement,
prodRepHnd, elemTag, RoofExporter.GetIFCRoofType(ifcEnumType));
}
else
{
return;
}
if (IFCAnyHandleUtil.IsNullOrHasNoValue(elemHnd))
{
return;
}
wrapper.AddElement(element, elemHnd, setter, null, true);
bool canExportCurtainWallAsContainer = CanExportCurtainWallAsContainer(allSubElements, element.Document);
IFCAnyHandle rep = null;
if (!canExportCurtainWallAsContainer)
{
rep = ExportCurtainObjectCommonAsOneBRep(allSubElements, element, exporterIFC, setter, localPlacement);
if (IFCAnyHandleUtil.IsNullOrHasNoValue(rep))
{
return;
}
}
else
{
ExportCurtainObjectCommonAsContainer(allSubElements, element, exporterIFC, curtainWallSubWrapper, setter);
}
ICollection <IFCAnyHandle> relatedElementIds = curtainWallSubWrapper.GetAllObjects();
if (relatedElementIds.Count > 0)
{
string guid = GUIDUtil.CreateSubElementGUID(element, (int)IFCCurtainWallSubElements.RelAggregates);
HashSet <IFCAnyHandle> relatedElementIdSet = new HashSet <IFCAnyHandle>(relatedElementIds);
IFCInstanceExporter.CreateRelAggregates(file, guid, ownerHistory, null, null, elemHnd, relatedElementIdSet);
}
exporterIFC.RegisterSpaceBoundingElementHandle(elemHnd, element.Id, ElementId.InvalidElementId);
ExportCurtainWallType(exporterIFC, wrapper, elemHnd, element);
}
finally
{
if (setter != null)
{
setter.Dispose();
}
}
}
}
