/// <summary> /// Get the singleton instance of GeometryCreation /// </summary> /// <param name="app">Revit application</param> /// <returns>The singleton instance of GeometryCreation</returns> public static GeometryCreation getInstance(Autodesk.Revit.ApplicationServices.Application app) { if (Instance == null) { Instance = new GeometryCreation(app); } return(Instance); }
/// <summary> /// Create a constructive solid geometry - CSG tree /// http://en.wikipedia.org/wiki/Constructive_solid_geometry /// http://en.wikipedia.org/wiki/File:Csg_tree.png /// </summary> /// <param name="geometrycreation">The object that is responsible for creating the solids</param> /// <param name="avf">The object that is responsible for displaying the solids</param> private void CSGTree(GeometryCreation geometrycreation, AnalysisVisualizationFramework avf) { List <Solid> materialSolids = prepareSolids(geometrycreation); // Operation 1 : Intersect Solid CSGTree_solid1 = BooleanOperation.BooleanOperation_Intersect(materialSolids[0], materialSolids[1]); // Operation 2 : Union Solid CSGTree_solid2 = BooleanOperation.BooleanOperation_Union(materialSolids[2], materialSolids[3]); // Operation 3 : Union BooleanOperation.BooleanOperation_Union(ref CSGTree_solid2, materialSolids[4]); // Operation 4 : Difference BooleanOperation.BooleanOperation_Difference(ref CSGTree_solid1, CSGTree_solid2); avf.PaintSolid(CSGTree_solid1, "CSGTree"); }
/// <summary> /// Prepare 5 solids materials for CSG tree /// </summary> /// <param name="geometrycreation">The object that is responsible for creating the solids</param> /// <returns>The solids materials list</returns> private List <Solid> prepareSolids(GeometryCreation geometrycreation) { List <Solid> resultSolids = new List <Solid>(); resultSolids.Add(geometrycreation.CreateCenterbasedBox(Autodesk.Revit.DB.XYZ.Zero, 25)); resultSolids.Add(geometrycreation.CreateCenterbasedSphere(Autodesk.Revit.DB.XYZ.Zero, 20)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisX)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisY)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisZ)); return(resultSolids); }
/// <summary> /// Implement this method as an external command for Revit. /// </summary> /// <param name="commandData">An object that is passed to the external application /// which contains data related to the command, /// such as the application object and active view.</param> /// <param name="message">A message that can be set by the external application /// which will be displayed if a failure or cancellation is returned by /// the external command.</param> /// <param name="elements">A set of elements to which the external application /// can add elements that are to be highlighted in case of failure or cancellation.</param> /// <returns>Return the status of the external command. /// A result of Succeeded means that the API external method functioned as expected. /// Cancelled can be used to signify that the user cancelled the external operation /// at some point. Failure should be returned if the application is unable to proceed with /// the operation.</returns> public virtual Result Execute(ExternalCommandData commandData , ref string message, ElementSet elements) { try { Autodesk.Revit.DB.Document document = commandData.Application.ActiveUIDocument.Document; // Create a new transaction Transaction tran = new Transaction(document, "GeometryCreation_BooleanOperation"); tran.Start(); // Create an object that is responsible for creating the solids GeometryCreation geometryCreation = GeometryCreation.getInstance(commandData.Application.Application); // Create an object that is responsible for displaying the solids AnalysisVisualizationFramework AVF = AnalysisVisualizationFramework.getInstance(document); // Create a CSG tree solid CSGTree(geometryCreation, AVF); tran.Commit(); // Set the view which display the solid active commandData.Application.ActiveUIDocument.ActiveView = (((new FilteredElementCollector(document). OfClass(typeof(Autodesk.Revit.DB.View))). Cast <Autodesk.Revit.DB.View>()). Where(e => e.Name == "CSGTree")). First <Autodesk.Revit.DB.View>(); return(Result.Succeeded); } catch (Exception ex) { message = ex.Message; return(Result.Failed); } }
/// <summary> /// Get the singleton instance of GeometryCreation /// </summary> /// <param name="app">Revit application</param> /// <returns>The singleton instance of GeometryCreation</returns> public static GeometryCreation getInstance(Autodesk.Revit.ApplicationServices.Application app) { if (Instance == null) { Instance = new GeometryCreation(app); } return Instance; }
/// <summary> /// Prepare 5 solids materials for CSG tree /// </summary> /// <param name="geometrycreation">The object that is responsible for creating the solids</param> /// <returns>The solids materials list</returns> private List<Solid> prepareSolids(GeometryCreation geometrycreation) { List<Solid> resultSolids = new List<Solid>(); resultSolids.Add(geometrycreation.CreateCenterbasedBox(Autodesk.Revit.DB.XYZ.Zero, 25)); resultSolids.Add(geometrycreation.CreateCenterbasedSphere(Autodesk.Revit.DB.XYZ.Zero, 20)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisX)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisY)); resultSolids.Add(geometrycreation.CreateCenterbasedCylinder(Autodesk.Revit.DB.XYZ.Zero, 5, 40, GeometryCreation.CylinderDirection.BasisZ)); return resultSolids; }
/// <summary> /// Create a constructive solid geometry - CSG tree /// http://en.wikipedia.org/wiki/Constructive_solid_geometry /// http://en.wikipedia.org/wiki/File:Csg_tree.png /// </summary> /// <param name="geometrycreation">The object that is responsible for creating the solids</param> /// <param name="avf">The object that is responsible for displaying the solids</param> private void CSGTree(GeometryCreation geometrycreation, AnalysisVisualizationFramework avf) { List<Solid> materialSolids = prepareSolids(geometrycreation); // Operation 1 : Intersect Solid CSGTree_solid1 = BooleanOperation.BooleanOperation_Intersect(materialSolids[0], materialSolids[1]); // Operation 2 : Union Solid CSGTree_solid2 = BooleanOperation.BooleanOperation_Union(materialSolids[2], materialSolids[3]); // Operation 3 : Union BooleanOperation.BooleanOperation_Union(ref CSGTree_solid2, materialSolids[4]); // Operation 4 : Difference BooleanOperation.BooleanOperation_Difference(ref CSGTree_solid1, CSGTree_solid2); avf.PaintSolid(CSGTree_solid1, "CSGTree"); }