public static PointCloudVertices TransformPoints(this Matrix4d matrix, PointCloudVertices a)
{
if (a == null || a.Count == 0)
{
return(null);
}
PointCloudVertices b = new PointCloudVertices();
for (int i = 0; i < a.Count; i++)
{
Vector3d p1 = a[i].Vector;
Vector3d pointReturn = matrix.TransformVector3d(p1);
b.Add(new Vertex(i, pointReturn, a[i].Color));
}
return(b);
}
