Mesh.Compact Method

MeshCompact Method

Removes any unreferenced objects from arrays, re-indexes as needed and shrinks arrays to minimum required size.

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
Since: 5.0
Syntax
public bool Compact()
Public Function Compact As Boolean

Return Value

Type: Boolean
true on success, false on failure.
Examples
using System;

partial class Examples
{
  public static Rhino.Commands.Result AddMesh(Rhino.RhinoDoc doc)
  {
    Rhino.Geometry.Mesh mesh = new Rhino.Geometry.Mesh();
    mesh.Vertices.Add(0.0, 0.0, 1.0); //0
    mesh.Vertices.Add(1.0, 0.0, 1.0); //1
    mesh.Vertices.Add(2.0, 0.0, 1.0); //2
    mesh.Vertices.Add(3.0, 0.0, 0.0); //3
    mesh.Vertices.Add(0.0, 1.0, 1.0); //4
    mesh.Vertices.Add(1.0, 1.0, 2.0); //5
    mesh.Vertices.Add(2.0, 1.0, 1.0); //6
    mesh.Vertices.Add(3.0, 1.0, 0.0); //7
    mesh.Vertices.Add(0.0, 2.0, 1.0); //8
    mesh.Vertices.Add(1.0, 2.0, 1.0); //9
    mesh.Vertices.Add(2.0, 2.0, 1.0); //10
    mesh.Vertices.Add(3.0, 2.0, 1.0); //11

    mesh.Faces.AddFace(0, 1, 5, 4);
    mesh.Faces.AddFace(1, 2, 6, 5);
    mesh.Faces.AddFace(2, 3, 7, 6);
    mesh.Faces.AddFace(4, 5, 9, 8);
    mesh.Faces.AddFace(5, 6, 10, 9);
    mesh.Faces.AddFace(6, 7, 11, 10);
    mesh.Normals.ComputeNormals();
    mesh.Compact();
    if (doc.Objects.AddMesh(mesh) != Guid.Empty)
    {
      doc.Views.Redraw();
      return Rhino.Commands.Result.Success;
    }
    return Rhino.Commands.Result.Failure;
  }
}
Partial Class Examples
  Public Shared Function AddMesh(ByVal doc As Rhino.RhinoDoc) As Rhino.Commands.Result
    Dim mesh As New Rhino.Geometry.Mesh()
    mesh.Vertices.Add(0.0, 0.0, 1.0) '0
    mesh.Vertices.Add(1.0, 0.0, 1.0) '1
    mesh.Vertices.Add(2.0, 0.0, 1.0) '2
    mesh.Vertices.Add(3.0, 0.0, 0.0) '3
    mesh.Vertices.Add(0.0, 1.0, 1.0) '4
    mesh.Vertices.Add(1.0, 1.0, 2.0) '5
    mesh.Vertices.Add(2.0, 1.0, 1.0) '6
    mesh.Vertices.Add(3.0, 1.0, 0.0) '7
    mesh.Vertices.Add(0.0, 2.0, 1.0) '8
    mesh.Vertices.Add(1.0, 2.0, 1.0) '9
    mesh.Vertices.Add(2.0, 2.0, 1.0) '10
    mesh.Vertices.Add(3.0, 2.0, 1.0) '11
    mesh.Faces.AddFace(0, 1, 5, 4)
    mesh.Faces.AddFace(1, 2, 6, 5)
    mesh.Faces.AddFace(2, 3, 7, 6)
    mesh.Faces.AddFace(4, 5, 9, 8)
    mesh.Faces.AddFace(5, 6, 10, 9)
    mesh.Faces.AddFace(6, 7, 11, 10)
    mesh.Normals.ComputeNormals()
    mesh.Compact()
    If doc.Objects.AddMesh(mesh) <> Guid.Empty Then
      doc.Views.Redraw()
      Return Rhino.Commands.Result.Success
    End If
    Return Rhino.Commands.Result.Failure
  End Function
End Class
Python
import Rhino
import scriptcontext
import System.Guid

def AddMesh():
    mesh = Rhino.Geometry.Mesh()
    mesh.Vertices.Add(0.0, 0.0, 1.0) #0
    mesh.Vertices.Add(1.0, 0.0, 1.0) #1
    mesh.Vertices.Add(2.0, 0.0, 1.0) #2
    mesh.Vertices.Add(3.0, 0.0, 0.0) #3
    mesh.Vertices.Add(0.0, 1.0, 1.0) #4
    mesh.Vertices.Add(1.0, 1.0, 2.0) #5
    mesh.Vertices.Add(2.0, 1.0, 1.0) #6
    mesh.Vertices.Add(3.0, 1.0, 0.0) #7
    mesh.Vertices.Add(0.0, 2.0, 1.0) #8
    mesh.Vertices.Add(1.0, 2.0, 1.0) #9
    mesh.Vertices.Add(2.0, 2.0, 1.0) #10
    mesh.Vertices.Add(3.0, 2.0, 1.0) #11

    mesh.Faces.AddFace(0, 1, 5, 4)
    mesh.Faces.AddFace(1, 2, 6, 5)
    mesh.Faces.AddFace(2, 3, 7, 6)
    mesh.Faces.AddFace(4, 5, 9, 8)
    mesh.Faces.AddFace(5, 6, 10, 9)
    mesh.Faces.AddFace(6, 7, 11, 10)
    mesh.Normals.ComputeNormals()
    mesh.Compact()
    if scriptcontext.doc.Objects.AddMesh(mesh)!=System.Guid.Empty:
        scriptcontext.doc.Views.Redraw()
        return Rhino.Commands.Result.Success
    return Rhino.Commands.Result.Failure


if __name__=="__main__":
    AddMesh()
See Also