103 lines
4.0 KiB
C#
103 lines
4.0 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Autodesk.Revit.Attributes;
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using Autodesk.Revit.DB;
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using Autodesk.Revit.DB.Plumbing;
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using Autodesk.Revit.UI;
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namespace RvAddinTest
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{
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[Transaction(TransactionMode.Manual)]
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[Regeneration(RegenerationOption.Manual)]
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internal class CheckCollision : IExternalCommand
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{
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public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
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{
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//程序UI界面
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UIApplication uiapp = commandData.Application;
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//获取元素（选择） 显示元素 视图（活动视图）管理（对象）
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UIDocument uidoc = uiapp.ActiveUIDocument;
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//程序
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Autodesk.Revit.ApplicationServices.Application app = uiapp.Application;
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//获取位置和场地 视图（多个视图）管理 获取元素（Revit 项目里的全部元素）
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Document doc = uidoc.Document;
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//获取所有打开文档
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DocumentSet docset = uiapp.Application.Documents;
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//当前视图
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View view = doc.ActiveView;
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List<Element> collector = new FilteredElementCollector(doc, view.Id)
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.OfClass(typeof(MEPCurve))
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.WhereElementIsNotElementType().ToList();
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// 检查管线之间的碰撞
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List<Tuple<Element, Element>> collisions = CheckPipeCollisionsParallel(doc, collector);
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// 显示碰撞结果
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ShowCollisionResults(collisions);
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return Result.Succeeded;
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}
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public List<Tuple<Element, Element>> CheckPipeCollisionsParallel(Document doc, List<Element> pipes)
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{
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List<Tuple<Element, Element>> collisions = new List<Tuple<Element, Element>>();
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// 使用 Parallel.For 并行检查碰撞
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Parallel.For(0, pipes.Count, i =>
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{
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for (int j = i + 1; j < pipes.Count; j++)
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{
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Element pipe1 = pipes[i];
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Element pipe2 = pipes[j];
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// 使用 ElementIntersectsElementFilter 检查碰撞
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ElementIntersectsElementFilter filter = new ElementIntersectsElementFilter(pipe1);
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FilteredElementCollector collector = new FilteredElementCollector(doc, new ElementId[] { pipe2.Id });
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collector.WherePasses(filter);
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if (collector.Any())
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{
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// 如果检测到碰撞，记录下来
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lock (collisions)
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{
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collisions.Add(new Tuple<Element, Element>(pipe1, pipe2));
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}
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}
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}
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});
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return collisions;
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}
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public void ShowCollisionResults(List<Tuple<Element, Element>> collisions)
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{
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if (collisions.Count == 0)
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{
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TaskDialog.Show("碰撞检查", "未发现碰撞");
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}
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else
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{
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StringBuilder message = new StringBuilder();
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message.AppendLine("发现碰撞:");
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foreach (Tuple<Element, Element> collision in collisions)
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{
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message.AppendLine($"管线 {collision.Item1.Id} 与管线 {collision.Item2.Id} 发生碰撞");
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}
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ExportCollisionResultsToFile(message.ToString());
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//TaskDialog.Show("碰撞检查", message.ToString());
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}
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}
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public void ExportCollisionResultsToFile(string content)
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{
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// 获取桌面路径
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string desktopPath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
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// 创建文件路径
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string filePath = Path.Combine(desktopPath, "碰撞检查.txt");
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// 写入文件
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File.WriteAllText(filePath, content);
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}
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}
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}
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