■ 원형 포인트 리스트를 구하는 방법을 보여준다.
▶ 예제 코드 (C#)
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using System; using System.Collections.Generic; /// <summary> /// Double형 Point /// </summary> public struct DoublePoint { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// X 좌표 /// </summary> private double x; /// <summary> /// Y 좌표 /// </summary> private double y; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region X 좌표 - X /// <summary> /// X 좌표 /// </summary> public double X { get { return this.x; } set { this.x = value; } } #endregion #region Y 좌표 - Y /// <summary> /// Y 좌표 /// </summary> public double Y { get { return this.y; } set { this.y = value; } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - DoublePoint(x, y) /// <summary> /// 생성자 /// </summary> /// <param name="x">X 좌표</param> /// <param name="y">Y 좌표</param> /// <returns></returns> public DoublePoint(double x, double y) { this.x = x; this.y = y; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 문자열 구하기 - ToString() /// <summary> /// 문자열 구하기 /// </summary> /// <returns>문자열</returns> public override string ToString() { return string.Format("({0}, {1})", this.x, this.y); } #endregion } #region 원형 포인트 리스트 구하기 - GetCircularPointList(centerPoint, radius, stepAngle) /// <summary> /// 원형 포인트 리스트 구하기 /// </summary> /// <param name="centerPoint">중심점</param> /// <param name="radius">반경</param> /// <param name="stepAngle">단계 각도</param> /// <returns>원형 포인트 리스트</returns> public List<DoublePoint> GetCircularPointList(DoublePoint centerPoint, double radius, double stepAngle) { List<DoublePoint> list = new List<DoublePoint>(); for(double angle = 0d; angle < 360d; angle += stepAngle) { double radian = Math.PI * angle / 180d; double x = centerPoint.X + radius * Math.Cos(radian); double y = centerPoint.Y + radius * Math.Sin(radian); list.Add(new DoublePoint(x, y)); } return list; } #endregion |