/// <summary> /// Creates a new export options cache from the data in the ExporterIFC passed from Revit. /// </summary> /// <param name="exporterIFC">The ExporterIFC handle passed during export.</param> /// <returns>The new cache.</returns> public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView) { IDictionary <String, String> options = exporterIFC.GetOptions(); ExportOptionsCache cache = new ExportOptionsCache(); cache.FileVersion = exporterIFC.FileVersion; cache.FileName = exporterIFC.FileName; cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities; cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting; cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel; // Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected. Or if it is exported as IFC4RV cache.ExportParts = (filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly); cache.ExportPartsAsBuildingElementsOverride = null; cache.ExportAnnotationsOverride = null; // We are going to default to "true" for IncludeSteelElements to allow the default API // export to match the default UI. bool?includeSteelElements = OptionsUtil.GetNamedBooleanOption(options, "IncludeSteelElements"); cache.IncludeSteelElements = includeSteelElements.HasValue && includeSteelElements.Value; // There is a bug in the native code that doesn't allow us to cast the filterView to any sub-type of View. Work around this by re-getting the element pointer. if (filterView != null) { cache.FilterViewForExport = filterView.Document.GetElement(filterView.Id) as View; } else { cache.FilterViewForExport = null; } cache.ExportBoundingBoxOverride = null; cache.IncludeSiteElevation = false; cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache); String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport"); bool? use2DRoomBoundaryOption = OptionsUtil.GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume"); cache.Use2DRoomBoundaryForRoomVolumeCreation = ((use2DRoomBoundary != null && use2DRoomBoundary == "1") || cache.ExportAs2x2 || (use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault())); bool?exportAdvancedSweptSolids = OptionsUtil.GetNamedBooleanOption(options, "ExportAdvancedSweptSolids"); cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false; // Set GUIDOptions here. { // This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only. String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport"); cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1"); bool?allowGUIDParameterOverride = OptionsUtil.GetNamedBooleanOption(options, "AllowGUIDParameterOverride"); if (allowGUIDParameterOverride != null) { cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value; } bool?storeIFCGUID = OptionsUtil.GetNamedBooleanOption(options, "StoreIFCGUID"); if (storeIFCGUID != null) { cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value; } } // Set NamingOptions here. cache.NamingOptions = new NamingOptions(); { bool?useFamilyAndTypeNameForReference = OptionsUtil.GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference"); cache.NamingOptions.UseFamilyAndTypeNameForReference = (useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault(); bool?useVisibleRevitNameAsEntityName = OptionsUtil.GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName"); cache.NamingOptions.UseVisibleRevitNameAsEntityName = (useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault(); bool?useOnlyTypeNameForIfcType = OptionsUtil.GetNamedBooleanOption(options, "UseTypeNameOnlyForIfcType"); cache.NamingOptions.UseTypeNameOnlyForIfcType = (useOnlyTypeNameForIfcType != null) && useOnlyTypeNameForIfcType.GetValueOrDefault(); } // "SingleElement" export option - useful for debugging - only one input element will be processed for export String singleElementValue; String elementsToExportValue; if (options.TryGetValue("SingleElement", out singleElementValue)) { ElementId elementId = ParseElementId(singleElementValue); List <ElementId> ids = new List <ElementId>(); ids.Add(elementId); cache.ElementsForExport = ids; } else if (options.TryGetValue("ElementsForExport", out elementsToExportValue)) { IList <ElementId> ids = ParseElementIds(elementsToExportValue); cache.ElementsForExport = ids; } else { cache.ElementsForExport = new List <ElementId>(); } // "ExportAnnotations" override cache.ExportAnnotationsOverride = OptionsUtil.GetNamedBooleanOption(options, "ExportAnnotations"); // "ExportSeparateParts" override cache.ExportPartsAsBuildingElementsOverride = OptionsUtil.GetNamedBooleanOption(options, "ExportPartsAsBuildingElements"); // "ExportBoundingBox" override cache.ExportBoundingBoxOverride = OptionsUtil.GetNamedBooleanOption(options, "ExportBoundingBox"); bool?exportRoomsInView = OptionsUtil.GetNamedBooleanOption(options, "ExportRoomsInView"); cache.ExportRoomsInView = exportRoomsInView != null ? exportRoomsInView.Value : false; // Using the alternate UI or not. cache.AlternateUIVersionOverride = OptionsUtil.GetNamedStringOption(options, "AlternateUIVersion"); // Include IFCSITE elevation in the site local placement origin bool?includeIfcSiteElevation = OptionsUtil.GetNamedBooleanOption(options, "IncludeSiteElevation"); cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false; string siteTransformation = OptionsUtil.GetNamedStringOption(options, "SitePlacement"); if (!string.IsNullOrEmpty(siteTransformation)) { SiteTransformBasis trfBasis = SiteTransformBasis.Shared; if (Enum.TryParse(siteTransformation, out trfBasis)) { cache.SiteTransformation = trfBasis; } } // We have two ways to get information about level of detail: // 1. The old Boolean "UseCoarseTessellation". // 2. The new double "TessellationLevelOfDetail". // We will combine these both into a LevelOfDetail integer that can be used by different elements differently. // The scale is from 1 (Extra Low) to 4 (High), where : // UseCoarseTessellation = true -> 1, UseCoarseTessellation = false -> 4 // TessellationLevelOfDetail * 4 = LevelOfDetail // TessellationLevelOfDetail takes precedence over UseCoarseTessellation. cache.LevelOfDetail = ExportTessellationLevel.Low; bool?useCoarseTessellation = OptionsUtil.GetNamedBooleanOption(options, "UseCoarseTessellation"); if (useCoarseTessellation.HasValue) { cache.LevelOfDetail = useCoarseTessellation.Value ? ExportTessellationLevel.ExtraLow : ExportTessellationLevel.High; } double?tessellationLOD = OptionsUtil.GetNamedDoubleOption(options, "TessellationLevelOfDetail"); if (tessellationLOD.HasValue) { int levelOfDetail = (int)(tessellationLOD.Value * 4.0 + 0.5); // Ensure LOD is between 1 to 4, inclusive. levelOfDetail = Math.Min(Math.Max(levelOfDetail, 1), 4); cache.LevelOfDetail = (ExportTessellationLevel)levelOfDetail; } bool?useOnlyTriangulation = OptionsUtil.GetNamedBooleanOption(options, "UseOnlyTriangulation"); cache.UseOnlyTriangulation = useOnlyTriangulation.HasValue ? useOnlyTriangulation.Value : false; /// Allow exporting a mix of extrusions and BReps as a solid model, if possible. bool?canExportSolidModelRep = OptionsUtil.GetNamedBooleanOption(options, "ExportSolidModelRep"); cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false; // Set the phase we are exporting cache.ActivePhaseId = ElementId.InvalidElementId; String activePhaseElementValue; if (options.TryGetValue("ActivePhase", out activePhaseElementValue)) { cache.ActivePhaseId = ParseElementId(activePhaseElementValue); } if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null)) { Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE); if (currPhase != null) { cache.ActivePhaseId = currPhase.AsElementId(); } } if (cache.ActivePhaseId == ElementId.InvalidElementId) { PhaseArray phaseArray = document.Phases; Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1); cache.ActivePhaseId = lastPhase.Id; cache.ActivePhaseElement = lastPhase; } else { cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase; } bool?useActiveViewGeometry = OptionsUtil.GetNamedBooleanOption(options, "UseActiveViewGeometry"); cache.UseActiveViewGeometry = useActiveViewGeometry.HasValue ? useActiveViewGeometry.Value : false; if (cache.UseActiveViewGeometry) { int? viewId = OptionsUtil.GetNamedIntOption(options, "ActiveViewId"); int activeViewId = viewId.HasValue ? viewId.Value : -1; View activeView = null; try { activeView = document.GetElement(new ElementId(activeViewId)) as View; } catch { } cache.ActiveView = activeView; } // "FileType" - note - setting is not respected yet ParseFileType(options, cache); string erName = OptionsUtil.GetNamedStringOption(options, "ExchangeRequirement"); Enum.TryParse(erName, out cache.m_exchangeRequirement); // Get stored File Header information from the UI and use it for export IFCFileHeaderItem fileHeaderItem = new IFCFileHeaderItem(); new IFCFileHeader().GetSavedFileHeader(document, out fileHeaderItem); if (cache.m_exchangeRequirement != KnownERNames.NotDefined) { // It override existing value (if present) in the saved FileHeader, to use the selected ER from the UI fileHeaderItem.FileDescription = "ExchangeRequirement [" + erName + "]"; } cache.FileHeaderItem = fileHeaderItem; cache.SelectedConfigName = OptionsUtil.GetNamedStringOption(options, "ConfigName"); cache.SelectedParametermappingTableName = OptionsUtil.GetNamedStringOption(options, "ExportUserDefinedParameterMappingFileName"); bool?bExportLinks = OptionsUtil.GetNamedBooleanOption(options, "ExportingLinks"); cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true); if (cache.ExportingLink) { int?numInstances = OptionsUtil.GetNamedIntOption(options, "NumberOfExportedLinkInstances"); for (int ii = 0; ii < numInstances; ii++) { string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString(); String aLinkInstanceTransform = OptionsUtil.GetNamedStringOption(options, optionName); Transform currTransform = null; if (!String.IsNullOrEmpty(aLinkInstanceTransform)) { //reconstruct transform Transform tr = ParseTransform(aLinkInstanceTransform); //set to cache if (tr != null) { currTransform = tr; } } string fileName = null; if (ii > 0) { optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString(); fileName = OptionsUtil.GetNamedStringOption(options, optionName); } if (currTransform == null) { cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, Transform.Identity)); } else { cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, currTransform)); } } } cache.ExcludeFilter = OptionsUtil.GetNamedStringOption(options, "ExcludeFilter"); // Geo Reference info cache.GeoRefCRSName = OptionsUtil.GetNamedStringOption(options, "GeoRefCRSName"); cache.GeoRefCRSDesc = OptionsUtil.GetNamedStringOption(options, "GeoRefCRSDesc"); cache.GeoRefEPSGCode = OptionsUtil.GetNamedStringOption(options, "GeoRefEPSGCode"); cache.GeoRefGeodeticDatum = OptionsUtil.GetNamedStringOption(options, "GeoRefGeodeticDatum"); cache.GeoRefMapUnit = OptionsUtil.GetNamedStringOption(options, "GeoRefMapUnit"); return(cache); }
/// <summary> /// Creates a new export options cache from the data in the ExporterIFC passed from Revit. /// </summary> /// <param name="exporterIFC">The ExporterIFC handle passed during export.</param> /// <returns>The new cache.</returns> public static ExportOptionsCache Create(ExporterIFC exporterIFC, Document document, Autodesk.Revit.DB.View filterView) { IDictionary <String, String> options = exporterIFC.GetOptions(); ExportOptionsCache cache = new ExportOptionsCache(); cache.FileVersion = exporterIFC.FileVersion; cache.FileName = exporterIFC.FileName; cache.ExportBaseQuantities = exporterIFC.ExportBaseQuantities; cache.WallAndColumnSplitting = exporterIFC.WallAndColumnSplitting; cache.SpaceBoundaryLevel = exporterIFC.SpaceBoundaryLevel; // Export Part element only if 'Current View Only' is checked and 'Show Parts' is selected. cache.ExportParts = filterView != null && filterView.PartsVisibility == PartsVisibility.ShowPartsOnly; cache.ExportPartsAsBuildingElementsOverride = null; cache.ExportAllLevels = false; cache.ExportAnnotationsOverride = null; // There is a bug in the native code that doesn't allow us to cast the filterView to any sub-type of View. Work around this by re-getting the element pointer. if (filterView != null) { cache.FilterViewForExport = filterView.Document.GetElement(filterView.Id) as View; } else { cache.FilterViewForExport = null; } cache.ExportBoundingBoxOverride = null; cache.IncludeSiteElevation = false; cache.UseCoarseTessellation = true; cache.PropertySetOptions = PropertySetOptions.Create(exporterIFC, cache); String use2DRoomBoundary = Environment.GetEnvironmentVariable("Use2DRoomBoundaryForRoomVolumeCalculationOnIFCExport"); bool? use2DRoomBoundaryOption = GetNamedBooleanOption(options, "Use2DRoomBoundaryForVolume"); cache.Use2DRoomBoundaryForRoomVolumeCreation = ((use2DRoomBoundary != null && use2DRoomBoundary == "1") || cache.ExportAs2x2 || (use2DRoomBoundaryOption != null && use2DRoomBoundaryOption.GetValueOrDefault())); bool?exportAdvancedSweptSolids = GetNamedBooleanOption(options, "ExportAdvancedSweptSolids"); cache.ExportAdvancedSweptSolids = (exportAdvancedSweptSolids.HasValue) ? exportAdvancedSweptSolids.Value : false; // Set GUIDOptions here. { // This option should be rarely used, and is only for consistency with old files. As such, it is set by environment variable only. String use2009GUID = Environment.GetEnvironmentVariable("Assign2009GUIDToBuildingStoriesOnIFCExport"); cache.GUIDOptions.Use2009BuildingStoreyGUIDs = (use2009GUID != null && use2009GUID == "1"); bool?allowGUIDParameterOverride = GetNamedBooleanOption(options, "AllowGUIDParameterOverride"); if (allowGUIDParameterOverride != null) { cache.GUIDOptions.AllowGUIDParameterOverride = allowGUIDParameterOverride.Value; } bool?storeIFCGUID = GetNamedBooleanOption(options, "StoreIFCGUID"); if (storeIFCGUID != null) { cache.GUIDOptions.StoreIFCGUID = storeIFCGUID.Value; } } // Set NamingOptions here. cache.NamingOptions = new NamingOptions(); { bool?useFamilyAndTypeNameForReference = GetNamedBooleanOption(options, "UseFamilyAndTypeNameForReference"); cache.NamingOptions.UseFamilyAndTypeNameForReference = (useFamilyAndTypeNameForReference != null) && useFamilyAndTypeNameForReference.GetValueOrDefault(); bool?useVisibleRevitNameAsEntityName = GetNamedBooleanOption(options, "UseVisibleRevitNameAsEntityName"); cache.NamingOptions.UseVisibleRevitNameAsEntityName = (useVisibleRevitNameAsEntityName != null) && useVisibleRevitNameAsEntityName.GetValueOrDefault(); } // "SingleElement" export option - useful for debugging - only one input element will be processed for export String singleElementValue; String elementsToExportValue; if (options.TryGetValue("SingleElement", out singleElementValue)) { ElementId elementId = ParseElementId(singleElementValue); List <ElementId> ids = new List <ElementId>(); ids.Add(elementId); cache.ElementsForExport = ids; } else if (options.TryGetValue("ElementsForExport", out elementsToExportValue)) { IList <ElementId> ids = ParseElementIds(elementsToExportValue); cache.ElementsForExport = ids; } else { cache.ElementsForExport = new List <ElementId>(); } // "ExportAnnotations" override cache.ExportAnnotationsOverride = GetNamedBooleanOption(options, "ExportAnnotations"); // "ExportSeparateParts" override cache.ExportPartsAsBuildingElementsOverride = GetNamedBooleanOption(options, "ExportPartsAsBuildingElements"); // "ExportBoundingBox" override cache.ExportBoundingBoxOverride = GetNamedBooleanOption(options, "ExportBoundingBox"); bool?exportRoomsInView = GetNamedBooleanOption(options, "ExportRoomsInView"); cache.ExportRoomsInView = exportRoomsInView != null ? exportRoomsInView.Value : false; // Using the alternate UI or not. cache.AlternateUIVersionOverride = GetNamedStringOption(options, "AlternateUIVersion"); // Include IFCSITE elevation in the site local placement origin bool?includeIfcSiteElevation = GetNamedBooleanOption(options, "IncludeSiteElevation"); cache.IncludeSiteElevation = includeIfcSiteElevation != null ? includeIfcSiteElevation.Value : false; // Use coarse tessellation for floors, railings, ramps, spaces and stairs. bool?useCoarseTessellation = GetNamedBooleanOption(options, "UseCoarseTessellation"); cache.UseCoarseTessellation = useCoarseTessellation != null ? useCoarseTessellation.Value : true; // Tessellation level of detail as set by the UI double?tessellationLOD = GetNamedDoubleOption(options, "TessellationLevelOfDetail"); if (tessellationLOD.HasValue) { cache.TessellationLevelOfDetail = tessellationLOD.Value; } else { cache.TessellationLevelOfDetail = cache.UseCoarseTessellation ? 0.25 : 1.0; } /// Allow exporting a mix of extrusions and BReps as a solid model, if possible. bool?canExportSolidModelRep = GetNamedBooleanOption(options, "ExportSolidModelRep"); cache.CanExportSolidModelRep = canExportSolidModelRep != null ? canExportSolidModelRep.Value : false; // Set the phase we are exporting cache.ActivePhaseId = ElementId.InvalidElementId; String activePhaseElementValue; if (options.TryGetValue("ActivePhase", out activePhaseElementValue)) { cache.ActivePhaseId = ParseElementId(activePhaseElementValue); } if ((cache.ActivePhaseId == ElementId.InvalidElementId) && (cache.FilterViewForExport != null)) { Parameter currPhase = cache.FilterViewForExport.get_Parameter(BuiltInParameter.VIEW_PHASE); if (currPhase != null) { cache.ActivePhaseId = currPhase.AsElementId(); } } if (cache.ActivePhaseId == ElementId.InvalidElementId) { PhaseArray phaseArray = document.Phases; Phase lastPhase = phaseArray.get_Item(phaseArray.Size - 1); cache.ActivePhaseId = lastPhase.Id; cache.ActivePhaseElement = lastPhase; } else { cache.ActivePhaseElement = document.GetElement(cache.ActivePhaseId) as Phase; } // "FileType" - note - setting is not respected yet ParseFileType(options, cache); cache.SelectedConfigName = GetNamedStringOption(options, "ConfigName"); bool?bExportLinks = GetNamedBooleanOption(options, "ExportingLinks"); cache.ExportingLink = (bExportLinks.HasValue && bExportLinks.Value == true); if (cache.ExportingLink) { int?numInstances = GetNamedIntOption(options, "NumberOfExportedLinkInstances"); for (int ii = 0; ii < numInstances; ii++) { string optionName = (ii == 0) ? "ExportLinkInstanceTransform" : "ExportLinkInstanceTransform" + (ii + 1).ToString(); String aLinkInstanceTransform = GetNamedStringOption(options, optionName); Transform currTransform = null; if (!String.IsNullOrEmpty(aLinkInstanceTransform)) { //reconstruct transform Transform tr = ParseTransform(aLinkInstanceTransform); //set to cache if (tr != null) { currTransform = tr; } } string fileName = null; if (ii > 0) { optionName = "ExportLinkInstanceFileName" + (ii + 1).ToString(); fileName = GetNamedStringOption(options, optionName); } if (currTransform == null) { cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, Transform.Identity)); } else { cache.m_LinkInstanceInfos.Add(new Tuple <string, Transform>(fileName, currTransform)); } } } return(cache); }