Создал опции триангуляции для точки и сделал тест для железобетона

StructureHelperLogics/NdmCalculations/Triangulations/IRectangleTriangulationLogicOptions.cs

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+using StructureHelperLogics.Data.Shapes;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace StructureHelperLogics.NdmCalculations.Triangulations
+{
+    /// <summary>
+    /// Parameter of triangulation of rectangle part of section
+    /// Параметры триангуляции прямоугольного участка сечения
+    /// </summary>
+    public interface IRectangleTriangulationLogicOptions : ITriangulationLogicOptions
+    {
+        /// <summary>
+        /// 
+        /// </summary>
+        ICenter Center { get; }
+        /// <summary>
+        /// 
+        /// </summary>
+        IRectangle Rectangle { get; }
+        /// <summary>
+        /// Maximum size (width or height) of ndm part after triangulation
+        /// </summary>
+        double NdmMaxSize { get; }
+        /// <summary>
+        /// Minimum quantity of division of side of rectangle after triangulation
+        /// </summary>
+        int NdmMinDivision { get; }
+    }
+}