public IMesh Triangulated()
{
// test whether the mesh contains triangles only
if (!ContainsQuads)
{
return(this);
}
var nmesh = new Rhino.Geometry.Mesh();
nmesh.CopyFrom(mesh);
for (int face_ind = 0; face_ind < nmesh.Faces.Count; ++face_ind)
{
var face = nmesh.Faces[face_ind];
if (face.IsQuad)
{
var l_ac = nmesh.Vertices[face.A].DistanceTo(nmesh.Vertices[face.C]);
var l_bd = nmesh.Vertices[face.B].DistanceTo(nmesh.Vertices[face.D]);
Rhino.Geometry.MeshFace face1, face2;
if (l_ac < l_bd)
{
face1 = new Rhino.Geometry.MeshFace(face.A, face.B, face.C);
face2 = new Rhino.Geometry.MeshFace(face.A, face.C, face.D);
}
else
{
face1 = new Rhino.Geometry.MeshFace(face.A, face.B, face.D);
face2 = new Rhino.Geometry.MeshFace(face.B, face.C, face.D);
}
nmesh.Faces.SetFace(face_ind, face1);
nmesh.Faces.AddFace(face2);
}
}
return(new RhinoMesh(nmesh));
}
public IMesh Copy()
{
// Create copy of rhino mesh.
var nmesh = new Rhino.Geometry.Mesh();
nmesh.CopyFrom(mesh);
return(new RhinoMesh(nmesh));
}