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

97 lines
3.0 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 Bgr565 : IPackedVector<UInt16>, IEquatable<Bgr565>, IPackedVector
{
private UInt16 packedValue;
[CLSCompliant(false)]
public ushort PackedValue
{
get { return packedValue; }
set { packedValue = value; }
}
public Bgr565(float x, float y, float z)
{
uint r = (uint)(MathHelper.Clamp(x, 0f, 1f) * 31.0f) << 11;
uint g = (uint)(MathHelper.Clamp(y, 0f, 1f) * 63.0f) << 5;
uint b = (uint)(MathHelper.Clamp(z, 0f, 1f) * 31.0f);
this.packedValue = (ushort)((r | g) | b);
}
public Bgr565(Vector3 vector)
{
uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 31.0f) << 11;
uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 63.0f) << 5;
uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 31.0f);
this.packedValue = (ushort)((r | g) | b);
}
public Vector3 ToVector3()
{
return new Vector3( ((packedValue >> 11) & 31) / 31.0f,
((packedValue >> 5) & 63) / 63.0f,
((packedValue) & 31) / 31.0f);
}
void IPackedVector.PackFromVector4(Vector4 vector)
{
uint r = (uint)(MathHelper.Clamp(vector.X, 0f, 1f) * 31.0f) << 11;
uint g = (uint)(MathHelper.Clamp(vector.Y, 0f, 1f) * 63.0f) << 5;
uint b = (uint)(MathHelper.Clamp(vector.Z, 0f, 1f) * 31.0f);
this.packedValue = (ushort)((r | g) | b);
}
Vector4 IPackedVector.ToVector4()
{
return new Vector4(ToVector3(), 1f);
}
public override bool Equals(object obj)
{
return obj is Bgr565 && this == (Bgr565)obj;
}
public bool Equals(Bgr565 other)
{
return this.packedValue == other.packedValue;
}
public override string ToString()
{
return this.packedValue.ToString("X4");
}
public override int GetHashCode()
{
return this.packedValue.GetHashCode();
}
public static bool operator ==(Bgr565 lhs, Bgr565 rhs)
{
return lhs.packedValue == rhs.packedValue;
}
public static bool operator !=(Bgr565 lhs, Bgr565 rhs)
{
return lhs.packedValue != rhs.packedValue;
}
}
}