/// <summary>
/// 坐标变换
/// </summary>
/// <param name="p">原坐标</param>
/// <returns>新坐标</returns>
public _3D_Point Change(_3D_Point p)
{
_3D_Point dxyz = new _3D_Point(X0, Y0, Z0);
Matrix newp = dxyz.ToColumnMatrix() + (1 + M) * GetR() * p.ToColumnMatrix();
return(new _3D_Point(newp[0, 0], newp[1, 0], newp[2, 0]));
}
/// <summary>
/// 坐标变换
/// </summary>
/// <param name="p">原坐标</param>
/// <returns>新坐标</returns>
public _3D_Point Change(_3D_Point p)
{
_3D_Point dxyz = new _3D_Point(para.X0, para.Y0, para.Z0);
Matrix newp = dxyz.ToColumnMatrix() + para.lambda * GetR() * p.ToColumnMatrix();
return(new _3D_Point(newp[0, 0], newp[1, 0], newp[2, 0]));
}
/// <summary>
/// 取整，四舍五入
/// </summary>
/// <returns></returns>
public _3D_Point ChangeToInt()
{
_3D_Point t = new _3D_Point();
t.X = (int)(X + 0.5);
t.Y = (int)(Y + 0.5);
t.Z = (int)(Y + 0.5);
return(t);
}
/// <summary>
/// 数乘
/// </summary>
/// <param name="p"></param>
/// <param name="f"></param>
/// <returns></returns>
public static _3D_Point operator *(double f, _3D_Point p)
{
_3D_Point t = new _3D_Point();
t.X = p.X * f;
t.Y = p.Y * f;
t.Z = p.Z * f;
return(t);
}
/// <summary>
/// 返回绝对值
/// </summary>
/// <returns></returns>
public _3D_Point Abs()
{
_3D_Point t = new _3D_Point();
t.X = Math.Abs(X);
t.Y = Math.Abs(Y);
t.Z = Math.Abs(Z);
return(t);
}
/// <summary>
/// 坐标分量除以同一个数
/// </summary>
/// <param name="p"></param>
/// <param name="f"></param>
/// <returns></returns>
public static _3D_Point operator /(_3D_Point p, double f)
{
_3D_Point t = new _3D_Point();
t.X = p.X / f;
t.Y = p.Y / f;
t.Z = p.Z / f;
return(t);
}
/// <summary>
/// 对应相减
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static _3D_Point operator -(_3D_Point p1, _3D_Point p2)
{
_3D_Point t = new _3D_Point();
t.X = p1.X - p2.X;
t.Y = p1.Y - p2.Y;
t.Z = p1.Z - p2.Z;
return(t);
}
/// <summary>
/// 均取相反数
/// </summary>
/// <param name="p"></param>
/// <returns></returns>
public static _3D_Point operator -(_3D_Point p)
{
_3D_Point t = new _3D_Point();
t.X = -p.X;
t.Y = -p.Y;
t.Z = -p.Z;
return(t);
}
/// <summary>
/// 对应相加
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static _3D_Point operator +(_3D_Point p1, _3D_Point p2)
{
_3D_Point t = new _3D_Point();
t.X = p1.X + p2.X;
t.Y = p2.Y + p1.Y;
t.Z = p1.Z + p2.Z;
return(t);
}
/// <summary>
/// 取整，四舍五入
/// </summary>
/// <returns></returns>
public _3D_Point ChangeToInt()
{
_3D_Point t = new _3D_Point();
t.X = (int)(X + 0.5);
t.Y = (int)(Y + 0.5);
t.Z = (int)(Y+0.5);
return t;
}
/// <summary>
/// 两点间距离或向量模
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static double Get_Norm(_3D_Point p1, _3D_Point p2)
{
return(Math.Sqrt((p1 - p2).X * (p1 - p2).X + (p1 - p2).Y * (p1 - p2).Y + (p1 - p2).Z * (p1 - p2).Z));
}
/// <summary>
/// 坐标变换
/// </summary>
/// <param name="p">原坐标</param>
/// <returns>新坐标</returns>
public _3D_Point Change(_3D_Point p)
{
_3D_Point dxyz=new _3D_Point(X0,Y0,Z0);
Matrix newp = dxyz.ToColumnMatrix() + (1 + M) * GetR() * p.ToColumnMatrix();
return new _3D_Point(newp[0,0],newp[1,0],newp[2,0]);
}
/// <summary>
/// 返回绝对值
/// </summary>
/// <returns></returns>
public _3D_Point Abs()
{
_3D_Point t = new _3D_Point();
t.X = Math.Abs(X);
t.Y = Math.Abs(Y);
t.Z = Math.Abs(Z);
return t;
}
/// <summary>
/// 数乘
/// </summary>
/// <param name="p"></param>
/// <param name="f"></param>
/// <returns></returns>
public static _3D_Point operator *(double f,_3D_Point p )
{
_3D_Point t = new _3D_Point();
t.X = p.X * f;
t.Y = p.Y * f;
t.Z = p.Z * f;
return t;
}
/// <summary>
/// 两点间距离或向量模
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static double Get_Norm(_3D_Point p1, _3D_Point p2)
{
return Math.Sqrt((p1 - p2).X * (p1 - p2).X + (p1 - p2).Y * (p1 - p2).Y + (p1 - p2).Z * (p1 - p2).Z);
}
/// <summary>
/// 坐标分量除以同一个数
/// </summary>
/// <param name="p"></param>
/// <param name="f"></param>
/// <returns></returns>
public static _3D_Point operator /(_3D_Point p,double f)
{
_3D_Point t = new _3D_Point();
t.X = p.X / f;
t.Y = p.Y / f;
t.Z = p.Z / f;
return t;
}
/// <summary>
/// 均取相反数
/// </summary>
/// <param name="p"></param>
/// <returns></returns>
public static _3D_Point operator -(_3D_Point p)
{
_3D_Point t = new _3D_Point();
t.X = -p.X;
t.Y = -p.Y;
t.Z = -p.Z;
return t;
}
/// <summary>
/// 对应相减
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static _3D_Point operator -(_3D_Point p1, _3D_Point p2)
{
_3D_Point t = new _3D_Point();
t.X = p1.X - p2.X;
t.Y = p1.Y - p2.Y;
t.Z = p1.Z - p2.Z;
return t;
}
/// <summary>
/// 对应相加
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
public static _3D_Point operator +(_3D_Point p1, _3D_Point p2)
{
_3D_Point t = new _3D_Point();
t.X = p1.X + p2.X;
t.Y = p2.Y + p1.Y;
t.Z = p1.Z + p2.Z;
return t;
}