using System;

using System.Drawing;

public class Program

{

    public static PointF[] FromPosition(float width, float row, float col)

    {

        float height = 2 * width / (float)Math.Sqrt(3);

​

        // Get coordinate of upper left corner

        float leftX = col * width + width / 2 * (row % 2);

        float topY = row * height;

​

        return new PointF[]

        {

            new PointF(leftX + width / 2, topY), // Top

            new PointF(leftX + width, topY + height / 4), // Upper Right

            new PointF(leftX + width, topY + height / 4 * 3), // Lower Right

            new PointF(leftX + width / 2, topY + height), // Bottom   

            new PointF(leftX, topY + height / 4 * 3), // Lower Left 

            new PointF(leftX, topY + height / 4), // Upper Left            

        };

    }

    public static void Main()

    {

    }

}