105 lines
3.5 KiB
C#
105 lines
3.5 KiB
C#
#region Using Statements
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using System;
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using ANX.Framework.NonXNA.Development;
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#endregion // Using Statements
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// This file is part of the ANX.Framework created by the
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// "ANX.Framework developer group" and released under the Ms-PL license.
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// For details see: http://anxframework.codeplex.com/license
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namespace ANX.Framework.Graphics.PackedVector
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{
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[PercentageComplete(100)]
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[Developer("???")]
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[TestState(TestStateAttribute.TestState.Untested)]
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public struct Short4 : IPackedVector<ulong>, IEquatable<Short4>, IPackedVector
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{
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private ulong packedValue;
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public ulong PackedValue
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{
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get { return packedValue; }
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set { packedValue = value; }
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}
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private const float max = 65535 >> 1;
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private const float min = -max - 1f;
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public Short4(float x, float y, float z, float w)
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{
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ulong b1 = (ulong)(((long)MathHelper.Clamp(x, min, max) & 65535) << 0);
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ulong b2 = (ulong)(((long)MathHelper.Clamp(y, min, max) & 65535) << 16);
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ulong b3 = (ulong)(((long)MathHelper.Clamp(z, min, max) & 65535) << 32);
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ulong b4 = (ulong)(((long)MathHelper.Clamp(w, min, max) & 65535) << 48);
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this.packedValue = b1 | b2 | b3 | b4;
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}
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public Short4(Vector4 vector)
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{
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ulong b1 = (ulong)(((long)MathHelper.Clamp(vector.X, min, max) & 65535) << 0);
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ulong b2 = (ulong)(((long)MathHelper.Clamp(vector.Y, min, max) & 65535) << 16);
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ulong b3 = (ulong)(((long)MathHelper.Clamp(vector.Z, min, max) & 65535) << 32);
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ulong b4 = (ulong)(((long)MathHelper.Clamp(vector.W, min, max) & 65535) << 48);
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this.packedValue = b1 | b2 | b3 | b4;
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}
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public Vector4 ToVector4()
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{
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Vector4 vector;
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vector.X = (short)this.packedValue;
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vector.Y = (short)(this.packedValue >> 16);
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vector.Z = (short)(this.packedValue >> 32);
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vector.W = (short)(this.packedValue >> 48);
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return vector;
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}
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void IPackedVector.PackFromVector4(Vector4 vector)
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{
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ulong b1 = (ulong)(((long)MathHelper.Clamp(vector.X, -max, max) & 65535) << 0);
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ulong b2 = (ulong)(((long)MathHelper.Clamp(vector.Y, -max, max) & 65535) << 16);
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ulong b3 = (ulong)(((long)MathHelper.Clamp(vector.Z, -max, max) & 65535) << 32);
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ulong b4 = (ulong)(((long)MathHelper.Clamp(vector.W, -max, max) & 65535) << 48);
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this.packedValue = b1 | b2 | b3 | b4;
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}
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Vector4 IPackedVector.ToVector4()
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{
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return this.ToVector4();
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}
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public override bool Equals(object obj)
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{
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return obj is Short4 && this == (Short4)obj;
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}
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public bool Equals(Short4 other)
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{
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return this.packedValue == other.packedValue;
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}
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public override string ToString()
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{
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return this.packedValue.ToString("X16");
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}
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public override int GetHashCode()
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{
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return this.packedValue.GetHashCode();
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}
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public static bool operator ==(Short4 lhs, Short4 rhs)
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{
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return lhs.packedValue == rhs.packedValue;
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}
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public static bool operator !=(Short4 lhs, Short4 rhs)
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{
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return lhs.packedValue != rhs.packedValue;
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}
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}
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}
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