private static bool ExportCustomFabricSheet(FabricSheetExportConfig cfg)
{
if (cfg.Equals(null) || cfg.Sheet.IsBent)
{
return(false);
}
string guid = GUIDUtil.CreateGUID(cfg.Sheet);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
HashSet <IFCAnyHandle> rebarHandles = new HashSet <IFCAnyHandle>();
string matName = NamingUtil.GetMaterialName(cfg.Doc, cfg.MaterialId);
int ii = 0;
do
{
WireDistributionDirection dir = (WireDistributionDirection)ii;
IList <Curve> wireCenterlines = cfg.Sheet.GetWireCenterlines(dir);
for (int jj = 0; jj < wireCenterlines.Count; jj++)
{
double wireDiam = 0.0;
FabricWireItem wire = cfg.SheetType.GetWireItem(jj, dir);
if (cfg.Doc.GetElement(wire.WireType) is FabricWireType wireType)
{
wireDiam = UnitUtil.ScaleLength(wireType.WireDiameter);
}
IFCAnyHandle bodyItem = GeometryUtil.CreateSweptDiskSolid(cfg.ExporterIFC, cfg.File, wireCenterlines[jj], wireDiam / 2.0, null);
RepresentationUtil.CreateStyledItemAndAssign(cfg.File, cfg.Doc, cfg.MaterialId, bodyItem);
ISet <IFCAnyHandle> bodyItems = new HashSet <IFCAnyHandle> {
bodyItem
};
IFCAnyHandle shapeRep = null;
if (bodyItems.Count > 0)
{
shapeRep = RepresentationUtil.CreateAdvancedSweptSolidRep(cfg.ExporterIFC, cfg.Sheet, cfg.CategoryId,
cfg.ExporterIFC.Get3DContextHandle("Body"), bodyItems, null);
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
if (shapeRep != null)
{
shapeReps.Add(shapeRep);
}
IFCAnyHandle prodRep = IFCInstanceExporter.CreateProductDefinitionShape(cfg.File, null, null, shapeReps);
IFCAnyHandle handle = IFCInstanceExporter.CreateReinforcingBar(cfg.ExporterIFC, cfg.Sheet, guid, ExporterCacheManager.OwnerHistoryHandle,
cfg.PlacementSetter.LocalPlacement, prodRep, matName, wireDiam, 0, 0, IFCReinforcingBarRole.NotDefined, null);
IFCAnyHandleUtil.SetAttribute(handle, "ObjectType", "Generic");
CategoryUtil.CreateMaterialAssociation(cfg.ExporterIFC, handle, cfg.MaterialId);
rebarHandles.Add(handle);
}
ii++;
}while (ii < 2);
IFCAnyHandle assemblyInstanceHnd = IFCInstanceExporter.CreateElementAssembly(cfg.ExporterIFC, cfg.Sheet, guid,
ownerHistory, cfg.PlacementSetter.LocalPlacement, null, null, IFCElementAssemblyType.UserDefined);
IFCExportInfoPair assemblyExportInfo = new IFCExportInfoPair(IFCEntityType.IfcElementAssembly);
cfg.ProductWrapper.AddElement(cfg.Sheet, assemblyInstanceHnd, cfg.PlacementSetter.LevelInfo, null, true, assemblyExportInfo);
ExporterCacheManager.AssemblyInstanceCache.RegisterAssemblyInstance(cfg.Sheet.Id, assemblyInstanceHnd);
IFCInstanceExporter.CreateRelAggregates(cfg.File, guid, ownerHistory, null, null, assemblyInstanceHnd, rebarHandles);
return(true);
}
private static bool ExportStandardFabricSheet(FabricSheetExportConfig cfg)
{
if (cfg.Equals(null))
{
return(false);
}
string guid = GUIDUtil.CreateGUID(cfg.Sheet);
IFCAnyHandle ownerHistory = ExporterCacheManager.OwnerHistoryHandle;
int ii = 0;
do
{
WireDistributionDirection dir = (WireDistributionDirection)ii;
IList <Curve> wireCenterlines = cfg.Sheet?.GetWireCenterlines(dir);
for (int jj = 0; jj < wireCenterlines.Count; jj++)
{
double wireDiam = 0.0;
Element wireTypeElem = (dir == WireDistributionDirection.Major) ? cfg.Doc?.GetElement(cfg.SheetType?.MajorDirectionWireType) :
cfg.Doc?.GetElement(cfg.SheetType?.MinorDirectionWireType);
if (wireTypeElem is FabricWireType wireType)
{
wireDiam = UnitUtil.ScaleLength(wireType.WireDiameter);
}
IFCAnyHandle bodyItem = GeometryUtil.CreateSweptDiskSolid(cfg.ExporterIFC, cfg.File, wireCenterlines[jj], wireDiam / 2.0, null);
if (!IFCAnyHandleUtil.IsNullOrHasNoValue(bodyItem))
{
cfg.BodyItems?.Add(bodyItem);
RepresentationUtil.CreateStyledItemAndAssign(cfg.File, cfg.Doc, cfg.MaterialId, bodyItem);
}
}
ii++;
}while (ii < 2);
IFCAnyHandle shapeRep = null;
if (cfg.BodyItems.Count > 0)
{
shapeRep = RepresentationUtil.CreateAdvancedSweptSolidRep(cfg.ExporterIFC, cfg.Sheet, cfg.CategoryId,
cfg.ExporterIFC.Get3DContextHandle("Body"), cfg.BodyItems, null);
}
IList <IFCAnyHandle> shapeReps = new List <IFCAnyHandle>();
if (shapeRep != null)
{
shapeReps.Add(shapeRep);
}
IFCAnyHandle prodRep = (shapeReps != null) ? IFCInstanceExporter.CreateProductDefinitionShape(cfg.File, null, null, shapeReps) : null;
FabricParams fabricParams = null;
if (!ExporterCacheManager.FabricParamsCache.TryGetValue(cfg.Sheet.Id, out fabricParams))
{
fabricParams = new FabricParams(cfg.Sheet);
ExporterCacheManager.FabricParamsCache[cfg.Sheet.Id] = fabricParams;
}
IFCAnyHandle handle = IFCInstanceExporter.CreateReinforcingMesh(cfg.ExporterIFC, cfg.Sheet, guid, ownerHistory, cfg.EcData.GetLocalPlacement(),
prodRep, fabricParams.SteelGrade, fabricParams.MeshLength, fabricParams.MeshWidth,
fabricParams.LongitudinalBarNominalDiameter, fabricParams.TransverseBarNominalDiameter,
fabricParams.LongitudinalBarCrossSectionArea, fabricParams.TransverseBarCrossSectionArea,
fabricParams.LongitudinalBarSpacing, fabricParams.TransverseBarSpacing);
IFCExportInfoPair exportInfo = new IFCExportInfoPair(IFCEntityType.IfcReinforcingMesh);
ElementId fabricAreaId = cfg.Sheet?.FabricAreaOwnerId;
if (fabricAreaId != ElementId.InvalidElementId)
{
if (!ExporterCacheManager.FabricAreaHandleCache.TryGetValue(fabricAreaId, out HashSet <IFCAnyHandle> fabricSheets))
{
fabricSheets = new HashSet <IFCAnyHandle>();
ExporterCacheManager.FabricAreaHandleCache[fabricAreaId] = fabricSheets;
}
fabricSheets.Add(handle);
}
cfg.ProductWrapper.AddElement(cfg.Sheet, handle, cfg.PlacementSetter?.LevelInfo, cfg.EcData, true, exportInfo);
CategoryUtil.CreateMaterialAssociation(cfg.ExporterIFC, handle, cfg.MaterialId);
return(true);
}
/// <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);
}
IFCFile file = exporterIFC.GetFile();
using (IFCTransaction tr = new IFCTransaction(file))
{
// Check for containment override
ElementId overrideContainerId = ParameterUtil.OverrideContainmentParameter(exporterIFC, sheet, out IFCAnyHandle overrideContainerHnd);
if (!(sheet.Document?.GetElement(sheet.GetTypeId()) is FabricSheetType fsType))
{
return(false);
}
using (PlacementSetter placementSetter = PlacementSetter.Create(exporterIFC, sheet, null, null, overrideContainerId, overrideContainerHnd))
{
using (IFCExtrusionCreationData ecData = new IFCExtrusionCreationData())
{
ecData.SetLocalPlacement(placementSetter.LocalPlacement);
FabricSheetExportConfig config = new FabricSheetExportConfig()
{
BodyItems = new HashSet <IFCAnyHandle>(),
CategoryId = CategoryUtil.GetSafeCategoryId(sheet),
Doc = sheet.Document,
Sheet = sheet,
EcData = ecData,
ExporterIFC = exporterIFC,
File = file,
PlacementSetter = placementSetter,
ProductWrapper = productWrapper,
SheetType = fsType
};
ParameterUtil.GetElementIdValueFromElementOrSymbol(config.Sheet, BuiltInParameter.MATERIAL_ID_PARAM, out ElementId materialId);
config.MaterialId = materialId;
bool status = true;
if (config.SheetType.IsCustom())
{
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(IFCEntityType.IfcElementAssembly))
{
return(false);
}
else
{
status = ExportCustomFabricSheet(config);
}
}
else
{
if (ExporterCacheManager.ExportOptionsCache.IsElementInExcludeList(IFCEntityType.IfcReinforcingMesh))
{
return(false);
}
else
{
status = ExportStandardFabricSheet(config);
}
}
if (!status)
{
tr.RollBack();
return(false);
}
}
}
tr.Commit();
return(true);
}
}