www.pudn.com > boogiebot.zip > Vect3D.cs

using System; 
using System.Collections.Generic; 
using System.Text; 
 
namespace BoogieBot.Common 
{ 
    public class Vect3D 
    { 
        private float x, y, z; 
 
        public Vect3D(float cx, float cy, float cz) 
        { 
            x = cx; y = cy; z = cz; 
        } 
 
        public Vect3D(Coordinate from, Coordinate to) 
        { 
            x = to.X - from.X; 
            y = to.Y - from.Y; 
            z = to.Z - from.Z; 
        } 
 
        public float Length 
        { 
            get { return (float)Math.Sqrt(x * x + y * y + z * z); } 
        } 
 
        // Returns length of Vector, without performing square root. Useful if you just want 
        // to compare vector sizes and don't want to take the performance hit. 
        public float LengthFast 
        { 
            get { return (x * x + y * y + z * z); } 
        } 
 
        public override String ToString() 
        { 
            return String.Format("xyz = [{0}, {1}, {2}]", x, y, z); 
        } 
 
        public float X 
        { 
            get { return x; } 
            set { x = value; } 
        } 
 
        public float Y 
        { 
            get { return y; } 
            set { y = value; } 
        } 
 
        public float Z 
        { 
            get { return z; } 
            set { z = value; } 
        } 
    } 
}