Files
StructureHelper/StructureHelperLogics/NdmCalculations/Analyses/ByForces/LimitCurve/RoundSurroundProc.cs
2023-11-26 20:33:48 +05:00

42 lines
1.4 KiB
C#

using StructureHelperCommon.Models.Shapes;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace StructureHelperLogics.NdmCalculations.Analyses.ByForces
{
public class RoundSurroundProc : ISurroundProc
{
private List<IPoint2D> surroundList;
public SurroundData SurroundData { get; set; }
public RoundSurroundProc()
{
SurroundData = new();
}
public List<IPoint2D> GetPoints()
{
var xRadius = (SurroundData.XMax - SurroundData.XMin) / 2;
var yRadius = (SurroundData.YMax - SurroundData.YMin) / 2;
var xCenter = (SurroundData.XMax + SurroundData.XMin) / 2;
var yCenter = (SurroundData.YMax + SurroundData.YMin) / 2;
surroundList = new();
var pointCount = Convert.ToInt32(Math.Ceiling(SurroundData.PointCount / 4d) * 4d);
double angleStep = 2d * Math.PI / pointCount;
double angle;
for (int i = 0; i < pointCount; i++)
{
double x, y;
angle = angleStep * i;
x = xRadius * Math.Cos(angle) + xCenter;
y = yRadius * Math.Sin(angle) + yCenter;
surroundList.Add(new Point2D() { X = x, Y = y });
}
surroundList.Add(surroundList[0].Clone() as IPoint2D);
return surroundList;
}
}
}