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KGdev.BI3D.Revit.ExporterV2/RoomGeometryRetriever.cs
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266
KGdev.BI3D.Revit.ExporterV2/RoomGeometryRetriever.cs
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using Autodesk.Revit.DB;
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using KGdev.BI3D.Revit.Common;
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using KGdev.BI3D.Revit.Common.Models;
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namespace KGdev.BI3D.Revit.ExporterV2
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{
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internal class RoomGeometryRetriever
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{
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public bool Start(
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Document document,
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bool assignId,
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Transform baseTransform,
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GeometryRetrieverResult resultContainer,
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IElementIdProvider elementIdProvider,
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List<ElementId> linkedParentElementIds
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)
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{
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this.indexForPosition = new Dictionary<Position, int>();
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for (int i = 0; i < resultContainer.Positions.Count; i++)
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{
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Position position = resultContainer.Positions[i];
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this.indexForPosition.Add(position, i);
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}
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this.indexForId = new Dictionary<string, uint>();
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uint num = 0U;
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while ((ulong)num < (ulong)((long)resultContainer.Ids.Count))
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{
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string text = resultContainer.Ids[(int)num];
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this.indexForId.Add(text, num);
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num += 1U;
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}
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this.indexForColor = new Dictionary<RGBA, uint>();
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uint num2 = 0U;
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while ((ulong)num2 < (ulong)((long)resultContainer.Colors.Count))
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{
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RGBA rgba = resultContainer.Colors[(int)num2];
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this.indexForColor.Add(rgba, num2);
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num2 += 1U;
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}
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ElementMulticategoryFilter elementMulticategoryFilter = new ElementMulticategoryFilter(
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new List<BuiltInCategory>
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{
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BuiltInCategory.OST_MEPSpaces,
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BuiltInCategory.OST_Rooms
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}
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);
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List<Element> list = new FilteredElementCollector(document)
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.WherePasses(elementMulticategoryFilter)
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.WhereElementIsNotElementType()
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.ToList<Element>();
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SpatialElementGeometryCalculator spatialElementGeometryCalculator =
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new SpatialElementGeometryCalculator(
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document,
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new SpatialElementBoundaryOptions
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{
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SpatialElementBoundaryLocation = 0,
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StoreFreeBoundaryFaces = true
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}
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);
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foreach (Element element in list)
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{
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SpatialElement spatialElement = element as SpatialElement;
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bool flag = spatialElement == null;
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if (!flag)
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{
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bool flag2 = spatialElement.Location == null;
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if (!flag2)
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{
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bool flag3 = spatialElement.Area <= 0.0;
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if (!flag3)
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{
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SpatialElementGeometryResults spatialElementGeometryResults;
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try
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{
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spatialElementGeometryResults =
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spatialElementGeometryCalculator.CalculateSpatialElementGeometry(
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spatialElement
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);
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}
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catch
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{
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continue;
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}
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bool flag4 = spatialElementGeometryResults == null;
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if (!flag4)
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{
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string text2 = "";
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if (assignId)
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{
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LinkedElementIdPath linkedElementIdPath =
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new LinkedElementIdPath(
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new List<ElementId>(linkedParentElementIds)
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{
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spatialElement.Id
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}
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);
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text2 = elementIdProvider.GetElementId(linkedElementIdPath);
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resultContainer
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.ExportedElementIdPathById
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.Add(text2, linkedElementIdPath);
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}
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Solid geometry = spatialElementGeometryResults.GetGeometry();
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FaceArray faces = geometry.Faces;
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foreach (object obj in faces)
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{
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Face face = (Face)obj;
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Dictionary<Edge, List<int>> dictionary =
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new Dictionary<Edge, List<int>>();
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IList<SpatialElementBoundarySubface> boundaryFaceInfo =
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spatialElementGeometryResults.GetBoundaryFaceInfo(face);
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foreach (
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SpatialElementBoundarySubface spatialElementBoundarySubface in boundaryFaceInfo
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)
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{
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Face subface = spatialElementBoundarySubface.GetSubface();
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bool flag5 = null == subface;
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if (!flag5)
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{
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Mesh mesh = subface.Triangulate();
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bool flag6 = null == mesh;
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if (!flag6)
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{
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for (int j = 0; j < mesh.NumTriangles; j++)
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{
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MeshTriangle meshTriangle = mesh.get_Triangle(
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j
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);
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for (int k = 0; k < 3; k++)
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{
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Position position2 = baseTransform
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.OfPoint(meshTriangle.get_Vertex(k))
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.To3DBIPosition();
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bool flag7 =
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!this.indexForPosition.ContainsKey(
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position2
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);
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if (flag7)
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{
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resultContainer
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.Positions
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.Add(position2);
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this.indexForPosition.Add(
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position2,
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resultContainer.Positions.Count - 1
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);
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}
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int num3 = this.indexForPosition[position2];
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resultContainer.Indices.Add(num3);
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int num4 = ((k == 2) ? 0 : (k + 1));
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Position position3 = baseTransform
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.OfPoint(meshTriangle.get_Vertex(num4))
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.To3DBIPosition();
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bool flag8 =
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!this.indexForPosition.ContainsKey(
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position3
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);
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if (flag8)
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{
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resultContainer
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.Positions
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.Add(position3);
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this.indexForPosition.Add(
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position3,
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resultContainer.Positions.Count - 1
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);
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}
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int num5 = this.indexForPosition[position3];
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List<int> list2 = new List<int>
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{
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num3,
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num5
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};
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list2.Sort();
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Edge edge = new Edge
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{
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LargestIndex = list2[1],
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SmallestIndex = list2[0]
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};
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bool flag9 = !dictionary.ContainsKey(edge);
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if (flag9)
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{
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dictionary.Add(edge, new List<int>());
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}
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dictionary[edge].Add(
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resultContainer.Indices.Count - 1
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);
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bool flag10 = !this.indexForId.ContainsKey(
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text2
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);
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if (flag10)
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{
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resultContainer.Ids.Add(text2);
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this.indexForId.Add(
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text2,
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(uint)(
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resultContainer.Ids.Count - 1
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)
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);
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}
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uint num6 = this.indexForId[text2];
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resultContainer.IdIndices.Add(num6);
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bool flag11 =
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!this.indexForColor.ContainsKey(
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this.ROOM_COLOR
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);
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if (flag11)
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{
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resultContainer
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.Colors
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.Add(this.ROOM_COLOR);
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this.indexForColor.Add(
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this.ROOM_COLOR,
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(uint)(
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resultContainer.Colors.Count - 1
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)
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);
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}
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uint num7 = this.indexForColor[
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this.ROOM_COLOR
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];
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resultContainer.ColorIndices.Add(num7);
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}
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}
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}
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}
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}
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foreach (Edge edge2 in dictionary.Keys)
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{
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List<int> list3 = dictionary[edge2];
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bool flag12 = list3.Count > 1;
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if (flag12)
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{
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foreach (int num8 in list3)
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{
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resultContainer.Indices[num8] =
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resultContainer.Indices[num8] * -1;
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}
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}
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}
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}
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}
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}
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}
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}
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}
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return true;
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}
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private RGBA ROOM_COLOR = new RGBA
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{
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R = byte.MaxValue,
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G = byte.MaxValue,
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B = byte.MaxValue,
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A = 100
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};
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private Dictionary<Position, int> indexForPosition;
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private Dictionary<string, uint> indexForId;
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private Dictionary<RGBA, uint> indexForColor;
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}
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}
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