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Location: alysbrooks-public/games/isometric-park-fna/FNA/src/Graphics/PackedVector/NormalizedShort2.cs - annotation

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Commit Description:
Various UI improvements.
Commit Description:
Various UI improvements.
References:
r291:6a7d5e8510b1 default
File last commit:
r0:e33f209de7e5 default
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FNA/src/Graphics/PackedVector/NormalizedShort2.cs
144 lines | 2.4 KiB | text/x-csharp | CSharpLexer
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alys
Early working version (including all dependencies, lol).
 r0 #region License
/* FNA - XNA4 Reimplementation for Desktop Platforms
* Copyright 2009-2020 Ethan Lee and the MonoGame Team
*
* Released under the Microsoft Public License.
* See LICENSE for details.
*/
#endregion
#region Using Statements
using System;
#endregion
namespace Microsoft.Xna.Framework.Graphics.PackedVector
{
public struct NormalizedShort2 : IPackedVector<uint>, IEquatable<NormalizedShort2>
{
#region Public Properties
[CLSCompliant(false)]
public uint PackedValue
{
get
{
return packedValue;
}
set
{
packedValue = value;
}
}
#endregion
#region Private Variables
private uint packedValue;
#endregion
#region Public Constructors
public NormalizedShort2(Vector2 vector)
{
packedValue = Pack(vector.X, vector.Y);
}
public NormalizedShort2(float x, float y)
{
packedValue = Pack(x, y);
}
#endregion
#region Public Methods
public Vector2 ToVector2()
{
const float maxVal = 0x7FFF;
return new Vector2(
(short) (packedValue & 0xFFFF) / maxVal,
(short) (packedValue >> 0x10) / maxVal
);
}
#endregion
#region IPackedVector Methods
void IPackedVector.PackFromVector4(Vector4 vector)
{
packedValue = Pack(vector.X, vector.Y);
}
Vector4 IPackedVector.ToVector4()
{
return new Vector4(ToVector2(), 0.0f, 1.0f);
}
#endregion
#region Public Static Operators and Override Methods
public static bool operator !=(NormalizedShort2 a, NormalizedShort2 b)
{
return !a.Equals(b);
}
public static bool operator ==(NormalizedShort2 a, NormalizedShort2 b)
{
return a.Equals(b);
}
public override bool Equals(object obj)
{
return (obj is NormalizedShort2) && Equals((NormalizedShort2) obj);
}
public bool Equals(NormalizedShort2 other)
{
return packedValue.Equals(other.packedValue);
}
public override int GetHashCode()
{
return packedValue.GetHashCode();
}
public override string ToString()
{
return packedValue.ToString("X");
}
#endregion
#region Private Static Pack Method
private static uint Pack(float x, float y)
{
const float max = 0x7FFF;
const float min = -max;
uint word2 = (uint) (
(int) MathHelper.Clamp(
(float) Math.Round(x * max),
min,
max
) & 0xFFFF
);
uint word1 = (uint) ((
(int) MathHelper.Clamp(
(float) Math.Round(y * max),
min,
max
) & 0xFFFF
) << 0x10);
return (word2 | word1);
}
#endregion
}
}