public static Wire ToTopologic(PolylineCurve polylineCurve)
{
int count = polylineCurve.PointCount;
if (count < 1)
{
return(null);
}
List <Vertex> vertices = new List <Vertex>();
List <int> indices = new List <int>();
for (int i = 0; i < count; ++i)
{
Vertex vertex = polylineCurve.Point(i).ToTopologic();
vertices.Add(vertex);
indices.Add(i);
}
if (polylineCurve.IsClosed)
{
List <IList <int> > listOfIndices = new List <IList <int> >();
listOfIndices.Add(indices);
return(Topology.ByVerticesIndices(vertices, listOfIndices)[0].Wires[0]);
}
else
{
List <IList <int> > listOfIndices = new List <IList <int> >();
listOfIndices.Add(indices);
return(Topology.ByVerticesIndices(vertices, listOfIndices)[0] as Wire);
}
}
public static Topology ToTopologic(this Mesh mesh)
{
if (mesh == null)
{
return(null);
}
MeshVertexList ghMeshVertices = mesh.Vertices;
int ghMeshVertexCount = ghMeshVertices.Count;
MeshFaceList ghMeshFaces = mesh.Faces;
int ghMeshFaceCount = ghMeshFaces.Count;
List <Vertex> vertices = new List <Vertex>();
for (int i = 0; i < ghMeshVertexCount; ++i)
{
Vertex vertex = ghMeshVertices[i].ToTopologic();
vertices.Add(vertex);
}
List <IList <int> > indices2D = new List <IList <int> >();
for (int i = 0; i < ghMeshFaceCount; ++i)
{
MeshFace ghMeshFace = ghMeshFaces[i];
List <int> indices1D = new List <int>();
indices1D.Add(ghMeshFace.A);
indices1D.Add(ghMeshFace.B);
indices1D.Add(ghMeshFace.C);
if (ghMeshFace.IsQuad)
{
indices1D.Add(ghMeshFace.D);
}
indices1D.Add(ghMeshFace.A);
indices2D.Add(indices1D);
}
IList <Topology> topologies = Topology.ByVerticesIndices(vertices, indices2D);
Cluster cluster = Cluster.ByTopologies(topologies);
Topology topology = cluster.SelfMerge();
return(topology);
}
private Topology ByMesh(Mesh ghMesh)
{
MeshVertexList ghMeshVertices = ghMesh.Vertices;
int ghMeshVertexCount = ghMeshVertices.Count;
MeshFaceList ghMeshFaces = ghMesh.Faces;
int ghMeshFaceCount = ghMeshFaces.Count;
List <global::Topologic.Vertex> vertices = new List <global::Topologic.Vertex>();
for (int i = 0; i < ghMeshVertexCount; ++i)
{
Point3f ghPoint = ghMeshVertices[i];
Vertex vertex = ByPoint(ghPoint);
vertices.Add(vertex);
}
List <List <int> > indices2D = new List <List <int> >();
for (int i = 0; i < ghMeshFaceCount; ++i)
{
MeshFace ghMeshFace = ghMeshFaces[i];
List <int> indices1D = new List <int>();
indices1D.Add(ghMeshFace.A);
indices1D.Add(ghMeshFace.B);
indices1D.Add(ghMeshFace.C);
if (ghMeshFace.IsQuad)
{
indices1D.Add(ghMeshFace.D);
}
indices1D.Add(ghMeshFace.A);
indices2D.Add(indices1D);
}
List <Topology> topologies = Topology.ByVerticesIndices(vertices, indices2D);
Cluster cluster = Cluster.ByTopologies(topologies);
Topology topology = cluster.SelfMerge();
return(topology);
}
