/// <summary>
/// Create a centerbased cylinder, only on X, Y, Z three axes forward direction
/// </summary>
/// <param name="center">The given cylinder center</param>
/// <param name="bottomradius">The given cylinder's bottom radius</param>
/// <param name="height">The given cylinder's height</param>
/// <param name="cylinderdirection">Cylinder's extrusion direction</param>
/// <returns>The created cylinder</returns>
public Solid CreateCenterbasedCylinder(XYZ center, double bottomradius, double height, CylinderDirection cylinderdirection)
{
double halfheight = height / 2.0;
XYZ bottomcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X - halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y - halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z - halfheight : center.Z);
XYZ topcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X + halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y + halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z + halfheight : center.Z);
CurveLoop sweepPath = new CurveLoop();
sweepPath.Append(Line.CreateBound(bottomcenter,
topcenter));
List <CurveLoop> profileloops = new List <CurveLoop>();
CurveLoop profileloop = new CurveLoop();
Ellipse cemiEllipse1 = Ellipse.Create(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
-Math.PI, 0);
Ellipse cemiEllipse2 = Ellipse.Create(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
0, Math.PI);
profileloop.Append(cemiEllipse1);
profileloop.Append(cemiEllipse2);
profileloops.Add(profileloop);
return(GeometryCreationUtilities.CreateSweptGeometry(sweepPath, 0, 0, profileloops));
}
public static void CreateCenterbasedCylinder(Document doc, XYZ center, double bottomradius, double height, CylinderDirection cylinderdirection, String name)
{
double halfheight = height / 2.0;
XYZ bottomcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X - halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y - halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z - halfheight : center.Z);
XYZ topcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X + halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y + halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z + halfheight : center.Z);
CurveLoop sweepPath = new CurveLoop();
sweepPath.Append(Line.CreateBound(bottomcenter,
topcenter));
List <CurveLoop> profileloops = new List <CurveLoop>();
CurveLoop profileloop = new CurveLoop();
Ellipse cemiEllipse1 = Ellipse.Create(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
-Math.PI, 0);
Ellipse cemiEllipse2 = Ellipse.Create(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
0, Math.PI);
profileloop.Append(cemiEllipse1);
profileloop.Append(cemiEllipse2);
profileloops.Add(profileloop);
Solid cyl = GeometryCreationUtilities.CreateSweptGeometry(sweepPath, 0, 0, profileloops);
using (Transaction t = new Transaction(doc, "Create cylinder direct shape"))
{
t.Start();
DirectShape ds = DirectShape.CreateElement(doc, new ElementId(BuiltInCategory.OST_GenericModel));
ds.SetShape(new GeometryObject[] { cyl });
ds.Name = name;
t.Commit();
}
}
/// <summary>
/// Create a centerbased cylinder, only on X, Y, Z three axes forward direction
/// </summary>
/// <param name="center">The given cylinder center</param>
/// <param name="bottomradius">The given cylinder's bottom radius</param>
/// <param name="height">The given cylinder's height</param>
/// <param name="cylinderdirection">Cylinder's extrusion direction</param>
/// <returns>The created cylinder</returns>
public Solid CreateCenterbasedCylinder(XYZ center, double bottomradius, double height, CylinderDirection cylinderdirection)
{
double halfheight = height / 2.0;
XYZ bottomcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X - halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y - halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z - halfheight : center.Z);
XYZ topcenter = new XYZ(
cylinderdirection == CylinderDirection.BasisX ? center.X + halfheight : center.X,
cylinderdirection == CylinderDirection.BasisY ? center.Y + halfheight : center.Y,
cylinderdirection == CylinderDirection.BasisZ ? center.Z + halfheight : center.Z);
CurveLoop sweepPath = new CurveLoop();
sweepPath.Append(m_app.Create.NewLine(bottomcenter,
topcenter,
true));
List<CurveLoop> profileloops = new List<CurveLoop>();
CurveLoop profileloop = new CurveLoop();
Ellipse cemiEllipse1 = m_app.Create.NewEllipse(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
-Math.PI, 0);
Ellipse cemiEllipse2 = m_app.Create.NewEllipse(bottomcenter, bottomradius, bottomradius,
cylinderdirection == CylinderDirection.BasisX ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisX,
cylinderdirection == CylinderDirection.BasisZ ? Autodesk.Revit.DB.XYZ.BasisY : Autodesk.Revit.DB.XYZ.BasisZ,
0, Math.PI);
profileloop.Append(cemiEllipse1);
profileloop.Append(cemiEllipse2);
profileloops.Add(profileloop);
return GeometryCreationUtilities.CreateSweptGeometry(sweepPath, 0, 0, profileloops);
}
