2015-09-30 19:41:35 +02:00

96 lines
3.2 KiB
C#

#region Using Statements
using System;
using ANX.Framework.NonXNA.Development;
#endregion // Using Statements
// This file is part of the ANX.Framework created by the
// "ANX.Framework developer group" and released under the Ms-PL license.
// For details see: http://anxframework.codeplex.com/license
namespace ANX.Framework.Graphics.PackedVector
{
[PercentageComplete(100)]
[Developer("Glatzemann")]
[TestState(TestStateAttribute.TestState.Tested)]
public struct Rgba1010102 : IPackedVector<uint>, IEquatable<Rgba1010102>, IPackedVector
{
private uint packedValue;
[CLSCompliant(false)]
public uint PackedValue
{
get { return packedValue; }
set { packedValue = value; }
}
public Rgba1010102(float x, float y, float z, float w)
{
uint r = (uint)(MathHelper.Clamp(x, 0f, 1f) * 1023f);
uint g = (uint)(MathHelper.Clamp(y, 0f, 1f) * 1023f) << 10;
uint b = (uint)(MathHelper.Clamp(z, 0f, 1f) * 1023f) << 20;
uint a = (uint)(MathHelper.Clamp(w, 0f, 1f) * 3f) << 30;
this.packedValue = r | g | b | a;
}
public Rgba1010102(Vector4 vector)
{
uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 1023f);
uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 1023f) << 10;
uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 1023f) << 20;
uint a = (uint)(MathHelper.Clamp(vector.W, 0f, 1f) * 3f) << 30;
this.packedValue = r | g | b | a;
}
public Vector4 ToVector4()
{
return new Vector4(((packedValue >> 0) & 1023) / 1023.0f,
((packedValue >> 10) & 1023) / 1023.0f,
((packedValue >> 20) & 1023) / 1023.0f,
((packedValue >> 30) & 3) / 3.0f);
}
void IPackedVector.PackFromVector4(Vector4 vector)
{
uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 1023f);
uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 1023f) << 10;
uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 1023f) << 20;
uint a = (uint)(MathHelper.Clamp(vector.W, 0f, 1f) * 3f) << 30;
this.packedValue = r | g | b | a;
}
public override bool Equals(object obj)
{
return obj is Rgba1010102 && this == (Rgba1010102)obj;
}
public bool Equals(Rgba1010102 other)
{
return this.packedValue == other.packedValue;
}
public override string ToString()
{
return this.ToVector4().ToString();
}
public override int GetHashCode()
{
return this.packedValue.GetHashCode();
}
public static bool operator ==(Rgba1010102 lhs, Rgba1010102 rhs)
{
return lhs.packedValue == rhs.packedValue;
}
public static bool operator !=(Rgba1010102 lhs, Rgba1010102 rhs)
{
return lhs.packedValue != rhs.packedValue;
}
}
}