// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
//
//
// This file was generated, please do not edit it directly.
//
// Please see MilCodeGen.html for more information.
//
 
using MS.Internal;
using MS.Internal.Collections;
using MS.Utility;
using System.Collections;
using System.ComponentModel;
using System.Globalization;
using System.Text;
using System.Windows.Markup;
using System.Windows.Media.Media3D.Converters;
using System.Windows.Media.Animation;
using System.Windows.Media.Composition;
 
namespace System.Windows.Media.Media3D
{
 
    [Serializable]
    [TypeConverter(typeof(QuaternionConverter))]
    [ValueSerializer(typeof(QuaternionValueSerializer))] // Used by MarkupWriter
    public partial struct Quaternion : IFormattable
    {
        //------------------------------------------------------
        //
        //  Public Methods
        //
        //------------------------------------------------------
 
        #region Public Methods
 
 
 
 
        /// <summary>
        /// Compares two Quaternion instances for exact equality.
        /// Note that double values can acquire error when operated upon, such that
        /// an exact comparison between two values which are logically equal may fail.
        /// Furthermore, using this equality operator, Double.NaN is not equal to itself.
        /// </summary>
        /// <returns>
        /// bool - true if the two Quaternion instances are exactly equal, false otherwise
        /// </returns>
        /// <param name='quaternion1'>The first Quaternion to compare</param>
        /// <param name='quaternion2'>The second Quaternion to compare</param>
        public static bool operator ==(Quaternion quaternion1, Quaternion quaternion2)
        {
            if (quaternion1.IsDistinguishedIdentity || quaternion2.IsDistinguishedIdentity)
            {
                return quaternion1.IsIdentity == quaternion2.IsIdentity;
            }
            else
            {
                return quaternion1.X == quaternion2.X &&
                       quaternion1.Y == quaternion2.Y &&
                       quaternion1.Z == quaternion2.Z &&
                       quaternion1.W == quaternion2.W;
            }
        }
 
        /// <summary>
        /// Compares two Quaternion instances for exact inequality.
        /// Note that double values can acquire error when operated upon, such that
        /// an exact comparison between two values which are logically equal may fail.
        /// Furthermore, using this equality operator, Double.NaN is not equal to itself.
        /// </summary>
        /// <returns>
        /// bool - true if the two Quaternion instances are exactly unequal, false otherwise
        /// </returns>
        /// <param name='quaternion1'>The first Quaternion to compare</param>
        /// <param name='quaternion2'>The second Quaternion to compare</param>
        public static bool operator !=(Quaternion quaternion1, Quaternion quaternion2)
        {
            return !(quaternion1 == quaternion2);
        }
        /// <summary>
        /// Compares two Quaternion instances for object equality.  In this equality
        /// Double.NaN is equal to itself, unlike in numeric equality.
        /// Note that double values can acquire error when operated upon, such that
        /// an exact comparison between two values which
        /// are logically equal may fail.
        /// </summary>
        /// <returns>
        /// bool - true if the two Quaternion instances are exactly equal, false otherwise
        /// </returns>
        /// <param name='quaternion1'>The first Quaternion to compare</param>
        /// <param name='quaternion2'>The second Quaternion to compare</param>
        public static bool Equals(Quaternion quaternion1, Quaternion quaternion2)
        {
            if (quaternion1.IsDistinguishedIdentity || quaternion2.IsDistinguishedIdentity)
            {
                return quaternion1.IsIdentity == quaternion2.IsIdentity;
            }
            else
            {
                return quaternion1.X.Equals(quaternion2.X) &&
                       quaternion1.Y.Equals(quaternion2.Y) &&
                       quaternion1.Z.Equals(quaternion2.Z) &&
                       quaternion1.W.Equals(quaternion2.W);
            }
        }
 
        /// <summary>
        /// Equals - compares this Quaternion with the passed in object.  In this equality
        /// Double.NaN is equal to itself, unlike in numeric equality.
        /// Note that double values can acquire error when operated upon, such that
        /// an exact comparison between two values which
        /// are logically equal may fail.
        /// </summary>
        /// <returns>
        /// bool - true if the object is an instance of Quaternion and if it's equal to "this".
        /// </returns>
        /// <param name='o'>The object to compare to "this"</param>
        public override bool Equals(object o)
        {
            if ((null == o) || !(o is Quaternion))
            {
                return false;
            }
 
            Quaternion value = (Quaternion)o;
            return Quaternion.Equals(this,value);
        }
 
        /// <summary>
        /// Equals - compares this Quaternion with the passed in object.  In this equality
        /// Double.NaN is equal to itself, unlike in numeric equality.
        /// Note that double values can acquire error when operated upon, such that
        /// an exact comparison between two values which
        /// are logically equal may fail.
        /// </summary>
        /// <returns>
        /// bool - true if "value" is equal to "this".
        /// </returns>
        /// <param name='value'>The Quaternion to compare to "this"</param>
        public bool Equals(Quaternion value)
        {
            return Quaternion.Equals(this, value);
        }
        /// <summary>
        /// Returns the HashCode for this Quaternion
        /// </summary>
        /// <returns>
        /// int - the HashCode for this Quaternion
        /// </returns>
        public override int GetHashCode()
        {
            if (IsDistinguishedIdentity)
            {
                return c_identityHashCode;
            }
            else
            {
                // Perform field-by-field XOR of HashCodes
                return X.GetHashCode() ^
                       Y.GetHashCode() ^
                       Z.GetHashCode() ^
                       W.GetHashCode();
            }
        }
 
        /// <summary>
        /// Parse - returns an instance converted from the provided string using
        /// the culture "en-US"
        /// <param name="source"> string with Quaternion data </param>
        /// </summary>
        public static Quaternion Parse(string source)
        {
            IFormatProvider formatProvider = System.Windows.Markup.TypeConverterHelper.InvariantEnglishUS;
 
            TokenizerHelper th = new TokenizerHelper(source, formatProvider);
 
            Quaternion value;
 
            String firstToken = th.NextTokenRequired();
 
            // The token will already have had whitespace trimmed so we can do a
            // simple string compare.
            if (firstToken == "Identity")
            {
                value = Identity;
            }
            else
            {
                value = new Quaternion(
                    Convert.ToDouble(firstToken, formatProvider),
                    Convert.ToDouble(th.NextTokenRequired(), formatProvider),
                    Convert.ToDouble(th.NextTokenRequired(), formatProvider),
                    Convert.ToDouble(th.NextTokenRequired(), formatProvider));
            }
 
            // There should be no more tokens in this string.
            th.LastTokenRequired();
 
            return value;
        }
 
        #endregion Public Methods
 
        //------------------------------------------------------
        //
        //  Public Properties
        //
        //------------------------------------------------------
 
 
 
 
        #region Public Properties
 
 
 
        #endregion Public Properties
 
        //------------------------------------------------------
        //
        //  Protected Methods
        //
        //------------------------------------------------------
 
        #region Protected Methods
 
 
 
 
 
        #endregion ProtectedMethods
 
        //------------------------------------------------------
        //
        //  Internal Methods
        //
        //------------------------------------------------------
 
        #region Internal Methods
 
 
 
 
 
 
 
 
 
        #endregion Internal Methods
 
        //------------------------------------------------------
        //
        //  Internal Properties
        //
        //------------------------------------------------------
 
        #region Internal Properties
 
 
        /// <summary>
        /// Creates a string representation of this object based on the current culture.
        /// </summary>
        /// <returns>
        /// A string representation of this object.
        /// </returns>
        public override string ToString()
        {
 
            // Delegate to the internal method which implements all ToString calls.
            return ConvertToString(null /* format string */, null /* format provider */);
        }
 
        /// <summary>
        /// Creates a string representation of this object based on the IFormatProvider
        /// passed in.  If the provider is null, the CurrentCulture is used.
        /// </summary>
        /// <returns>
        /// A string representation of this object.
        /// </returns>
        public string ToString(IFormatProvider provider)
        {
 
            // Delegate to the internal method which implements all ToString calls.
            return ConvertToString(null /* format string */, provider);
        }
 
        /// <summary>
        /// Creates a string representation of this object based on the format string
        /// and IFormatProvider passed in.
        /// If the provider is null, the CurrentCulture is used.
        /// See the documentation for IFormattable for more information.
        /// </summary>
        /// <returns>
        /// A string representation of this object.
        /// </returns>
        string IFormattable.ToString(string format, IFormatProvider provider)
        {
 
            // Delegate to the internal method which implements all ToString calls.
            return ConvertToString(format, provider);
        }
 
        /// <summary>
        /// Creates a string representation of this object based on the format string
        /// and IFormatProvider passed in.
        /// If the provider is null, the CurrentCulture is used.
        /// See the documentation for IFormattable for more information.
        /// </summary>
        /// <returns>
        /// A string representation of this object.
        /// </returns>
        internal string ConvertToString(string format, IFormatProvider provider)
        {
            if (IsIdentity)
            {
                return "Identity";
            }
 
            // Helper to get the numeric list separator for a given culture.
            char separator = MS.Internal.TokenizerHelper.GetNumericListSeparator(provider);
            return String.Format(provider,
                                 "{1:" + format + "}{0}{2:" + format + "}{0}{3:" + format + "}{0}{4:" + format + "}",
                                 separator,
                                 _x,
                                 _y,
                                 _z,
                                 _w);
        }
 
 
 
        #endregion Internal Properties
 
        //------------------------------------------------------
        //
        //  Dependency Properties
        //
        //------------------------------------------------------
 
        #region Dependency Properties
 
 
 
        #endregion Dependency Properties
 
        //------------------------------------------------------
        //
        //  Internal Fields
        //
        //------------------------------------------------------
 
        #region Internal Fields
 
 
 
 
 
 
 
        #endregion Internal Fields
 
 
 
        #region Constructors
 
        //------------------------------------------------------
        //
        //  Constructors
        //
        //------------------------------------------------------
 
 
 
 
        #endregion Constructors
    }
}