// 三角形から作成
public static Centroid Create(Vector3d p0, Vector3d p1, Vector3d p2)
{
Centroid ret = default(Centroid);
ret.set(p0, p1, p2);
return(ret);
}
public override Centroid GetCentroid()
{
Centroid cent = default;
Centroid ct = default;
for (int i = 0; i < mHeModel.FaceStore.Count; i++)
{
HeFace f = mHeModel.FaceStore[i];
HalfEdge head = f.Head;
HalfEdge he = head;
int i0 = he.Vertex;
int i1 = he.Next.Vertex;
int i2 = he.Next.Next.Vertex;
ct.set(
mHeModel.VertexStore[i0].vector,
mHeModel.VertexStore[i1].vector,
mHeModel.VertexStore[i2].vector
);
cent = cent.Merge(ct);
}
return(cent);
}