Source/OpenTK/Math/Vector2h.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;

namespace OpenTK
{

    [Serializable, StructLayout(LayoutKind.Sequential)]
    public struct Vector2h : ISerializable, IEquatable<Vector2h>
    {
        #region Fields

        public Half X;

        public Half Y;

        #endregion

        #region Constructors

        public Vector2h(Half x, Half y)
        {
            X = x;
            Y = y;
        }

        public Vector2h(Single x, Single y)
        {
            X = new Half(x);
            Y = new Half(y);
        }

        public Vector2h(Single x, Single y, bool throwOnError)
        {
            X = new Half(x, throwOnError);
            Y = new Half(y, throwOnError);
        }

        [CLSCompliant(false)]
        public Vector2h(Vector2 v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
        }

        [CLSCompliant(false)]
        public Vector2h(Vector2 v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
        }

        public Vector2h(ref Vector2 v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
        }

        public Vector2h(ref Vector2 v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
        }

        public Vector2h(Vector2d v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
        }

        public Vector2h(Vector2d v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
        }

        [CLSCompliant(false)]
        public Vector2h(ref Vector2d v)
        {
            X = new Half(v.X);
            Y = new Half(v.Y);
        }

        [CLSCompliant(false)]
        public Vector2h(ref Vector2d v, bool throwOnError)
        {
            X = new Half(v.X, throwOnError);
            Y = new Half(v.Y, throwOnError);
        }

        #endregion Constructors

        #region Half -> Single

        public Vector2 ToVector2()
        {
            return new Vector2(X, Y);
        }

        public Vector2d ToVector2d()
        {
            return new Vector2d(X, Y);
        }

        #endregion Half -> Single

        #region Conversions

        public static explicit operator Vector2h(Vector2 v)
        {
            return new Vector2h(v);
        }

        public static explicit operator Vector2h(Vector2d v)
        {
            return new Vector2h(v);
        }

        public static explicit operator Vector2(Vector2h h)
        {
            return new Vector2(h.X, h.Y);
        }

        public static explicit operator Vector2d(Vector2h h)
        {
            return new Vector2d(h.X, h.Y);
        }

        #endregion Conversions

        #region Constants

        public static readonly int SizeInBytes = 4;

        #endregion Constants

        #region ISerializable

        public Vector2h(SerializationInfo info, StreamingContext context)
        {
            this.X = (Half)info.GetValue("X", typeof(Half));
            this.Y = (Half)info.GetValue("Y", typeof(Half));
        }

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

        #endregion ISerializable

        #region Binary dump

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

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

        #endregion Binary dump

        #region IEquatable<Half2> Members

        public bool Equals(Vector2h other)
        {
            return (this.X.Equals(other.X) && this.Y.Equals(other.Y));
        }

        #endregion

        #region ToString()

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

        #endregion ToString()

        #region BitConverter

        public static byte[] GetBytes(Vector2h 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];

            return result;
        }

        public static Vector2h FromBytes(byte[] value, int startIndex)
        {
            Vector2h h2 = new Vector2h();
            h2.X = Half.FromBytes(value, startIndex);
            h2.Y = Half.FromBytes(value, startIndex + 2);
            return h2;
        }

        #endregion BitConverter
    }
}

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