======Метод CadLibrary.CalcSpline3D(IList<Vector3D>, IList<Single>, IList<Vector3D>, Vector3D, Vector3D)======
  * **Пространство имен:** [[developers:references:topomatic.cad.foundation|Topomatic.Cad.Foundation]]
  * **Сборка:** Topomatic.Cad.Foundation (в Topomatic.Cad.Foundation.dll)
=====Синтаксис=====
<code csharp>public static void CalcSpline3D(IList<Vector3D> controlPoints, IList<float> knotPoints, IList<Vector3D> fitPoints, out Vector3D startTangent, out Vector3D endTangent)</code>
**Параметры**
  * //controlPoints//
    * Тип: System.Collections.Generic.IList<[[developers:references:topomatic.cad.foundation.vector3d|Topomatic.Cad.Foundation.Vector3D]]>

  * //knotPoints//
    * Тип: System.Collections.Generic.IList<System.Single>

  * //fitPoints//
    * Тип: System.Collections.Generic.IList<[[developers:references:topomatic.cad.foundation.vector3d|Topomatic.Cad.Foundation.Vector3D]]>

  * //startTangent//
    * Тип: [[developers:references:topomatic.cad.foundation.vector3d|Topomatic.Cad.Foundation.Vector3D]]

  * //endTangent//
    * Тип: [[developers:references:topomatic.cad.foundation.vector3d|Topomatic.Cad.Foundation.Vector3D]]