96 lines
3.2 KiB
C#
96 lines
3.2 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("Glatzemann")]
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[TestState(TestStateAttribute.TestState.Tested)]
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public struct Bgra4444 : IPackedVector<UInt16>, IEquatable<Bgra4444>, IPackedVector
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{
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private UInt16 packedValue;
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[CLSCompliant(false)]
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public ushort 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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public Bgra4444(float x, float y, float z, float w)
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{
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uint r = (uint)(MathHelper.Clamp(x, 0f, 1f) * 15.0f) << 8;
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uint g = (uint)(MathHelper.Clamp(y, 0f, 1f) * 15.0f) << 4;
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uint b = (uint)(MathHelper.Clamp(z, 0f, 1f) * 15.0f);
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uint a = (uint)(MathHelper.Clamp(w, 0f, 1f) * 15.0f) << 12;
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this.packedValue = (ushort)(r | g | b | a);
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}
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public Bgra4444(Vector4 vector)
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{
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uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 15.0f) << 8;
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uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 15.0f) << 4;
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uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 15.0f);
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uint a = (uint)(MathHelper.Clamp(vector.W, 0f, 1f) * 15.0f) << 12;
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this.packedValue = (ushort)(r | g | b | a);
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}
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void IPackedVector.PackFromVector4(Vector4 vector)
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{
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uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 31.0f) << 10;
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uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 31.0f) << 5;
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uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 31.0f);
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uint a = (uint)(MathHelper.Clamp(vector.W, 0f, 1f)) << 15;
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this.packedValue = (ushort)(r | g | b | a);
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}
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public Vector4 ToVector4()
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{
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return new Vector4(((packedValue >> 8) & 15) / 15.0f,
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((packedValue >> 4) & 15) / 15.0f,
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((packedValue) & 15) / 15.0f,
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((packedValue >> 12) & 15) / 15.0f);
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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 Bgra4444 && this == (Bgra4444)obj;
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}
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public bool Equals(Bgra4444 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("X4");
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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 ==(Bgra4444 lhs, Bgra4444 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 !=(Bgra4444 lhs, Bgra4444 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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