Source/OpenTK/Math/Vector3h.cs

#region --- License ---
/*
Copyright (c) 2006 - 2008 The Open Toolkit library.

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
 */
#endregion

using System;
using System.IO;
using System.Runtime.InteropServices;
using System.Runtime.Serialization;
using System.Xml.Serialization;

namespace OpenTK
{
    [Serializable, StructLayout(LayoutKind.Sequential)]
    public struct Vector3h : ISerializable, IEquatable<Vector3h>
    {
        #region Public Fields

        public Half X;

        public Half Y;

        public Half Z;

        #endregion Public Fields

        #region Constructors

        public Vector3h(Half x, Half y, Half z)
        {
            this.X = x;
            this.Y = y;
            this.Z = z;
        }

        public Vector3h(Single x, Single y, Single z)
        {
            X = new Half(x);
            Y = new Half(y);
            Z = new Half(z);
        }

        public Vector3h(Single x, Single y, Single z, bool throwOnError)
        {
            X = new Half(x, throwOnError);
            Y = new Half(y, throwOnError);
            Z = new Half(z, throwOnError);
        }

        [CLSCompliant(false)]
        public Vector3h(Vector3 v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
            Z = new Half(v.Z);
        }

        [CLSCompliant(false)]
        public Vector3h(Vector3 v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
            Z = new Half(v.Z, throwOnError);
        }

        public Vector3h(ref Vector3 v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
            Z = new Half(v.Z);
        }

        public Vector3h(ref Vector3 v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
            Z = new Half(v.Z, throwOnError);
        }

        public Vector3h(Vector3d v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
            Z = new Half(v.Z);
        }

        public Vector3h(Vector3d v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
            Z = new Half(v.Z, throwOnError);
        }

        [CLSCompliant(false)]
        public Vector3h(ref Vector3d v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
            Z = new Half(v.Z);
        }

        [CLSCompliant(false)]
        public Vector3h(ref Vector3d v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
            Z = new Half(v.Z, throwOnError);
        }

        #endregion Constructors

        #region Swizzle

        [XmlIgnore]
        public Vector2h Xy { get { return new Vector2h(X, Y); } set { X = value.X; Y = value.Y; } }

        #endregion

        #region Half -> Single

        public Vector3 ToVector3()
        {
            return new Vector3(X, Y, Z);
        }

        public Vector3d ToVector3d()
        {
            return new Vector3d(X, Y, Z);
        }

        #endregion Half -> Single

        #region Conversions

        public static explicit operator Vector3h(Vector3 v3f)
        {
            return new Vector3h(v3f);
        }

        public static explicit operator Vector3h(Vector3d v3d)
        {
            return new Vector3h(v3d);
        }

        public static explicit operator Vector3(Vector3h h3)
        {
            Vector3 result = new Vector3();
            result.X = h3.X.ToSingle();
            result.Y = h3.Y.ToSingle();
            result.Z = h3.Z.ToSingle();
            return result;
        }

        public static explicit operator Vector3d(Vector3h h3)
        {
            Vector3d result = new Vector3d();
            result.X = h3.X.ToSingle();
            result.Y = h3.Y.ToSingle();
            result.Z = h3.Z.ToSingle();
            return result;
        }

        #endregion Conversions

        #region Constants

        public static readonly int SizeInBytes = 6;

        #endregion Constants

        #region ISerializable

        public Vector3h(SerializationInfo info, StreamingContext context)
        {
            this.X = (Half)info.GetValue("X", typeof(Half));
            this.Y = (Half)info.GetValue("Y", typeof(Half));
            this.Z = (Half)info.GetValue("Z", typeof(Half));
        }

        public void GetObjectData(SerializationInfo info, StreamingContext context)
        {
            info.AddValue("X", this.X);
            info.AddValue("Y", this.Y);
            info.AddValue("Z", this.Z);
        }

        #endregion ISerializable

        #region Binary dump

        public void FromBinaryStream(BinaryReader bin)
        {
            X.FromBinaryStream(bin);
            Y.FromBinaryStream(bin);
            Z.FromBinaryStream(bin);
        }

        public void ToBinaryStream(BinaryWriter bin)
        {
            X.ToBinaryStream(bin);
            Y.ToBinaryStream(bin);
            Z.ToBinaryStream(bin);
        }

        #endregion Binary dump

        #region IEquatable<Half3> Members

        public bool Equals(Vector3h other)
        {
            return (this.X.Equals(other.X) && this.Y.Equals(other.Y) && this.Z.Equals(other.Z));
        }

        #endregion

        #region ToString()

        public override string ToString()
        {
            return String.Format("({0}, {1}, {2})", X.ToString(), Y.ToString(), Z.ToString());
        }

        #endregion ToString()

        #region BitConverter

        public static byte[] GetBytes(Vector3h h)
        {
            byte[] result = new byte[SizeInBytes];

            byte[] temp = Half.GetBytes(h.X);
            result[0] = temp[0];
            result[1] = temp[1];
            temp = Half.GetBytes(h.Y);
            result[2] = temp[0];
            result[3] = temp[1];
            temp = Half.GetBytes(h.Z);
            result[4] = temp[0];
            result[5] = temp[1];

            return result;
        }

        public static Vector3h FromBytes(byte[] value, int startIndex)
        {
            Vector3h h3 = new Vector3h();
            h3.X = Half.FromBytes(value, startIndex);
            h3.Y = Half.FromBytes(value, startIndex + 2);
            h3.Z = Half.FromBytes(value, startIndex + 4);
            return h3;
        }

        #endregion BitConverter
    }
}

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