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ryujinx-fork/Ryujinx.Graphics.Gpu/State/ViewportTransform.cs

55 lines
1.6 KiB
C#

using Ryujinx.Graphics.GAL;
namespace Ryujinx.Graphics.Gpu.State
{
/// <summary>
/// Viewport transform parameters, for viewport transformation.
/// </summary>
struct ViewportTransform
{
public float ScaleX;
public float ScaleY;
public float ScaleZ;
public float TranslateX;
public float TranslateY;
public float TranslateZ;
public uint Swizzle;
public uint SubpixelPrecisionBias;
/// <summary>
/// Unpacks viewport swizzle of the position X component.
/// </summary>
/// <returns>Swizzle enum value</returns>
public ViewportSwizzle UnpackSwizzleX()
{
return (ViewportSwizzle)(Swizzle & 7);
}
/// <summary>
/// Unpacks viewport swizzle of the position Y component.
/// </summary>
/// <returns>Swizzle enum value</returns>
public ViewportSwizzle UnpackSwizzleY()
{
return (ViewportSwizzle)((Swizzle >> 4) & 7);
}
/// <summary>
/// Unpacks viewport swizzle of the position Z component.
/// </summary>
/// <returns>Swizzle enum value</returns>
public ViewportSwizzle UnpackSwizzleZ()
{
return (ViewportSwizzle)((Swizzle >> 8) & 7);
}
/// <summary>
/// Unpacks viewport swizzle of the position W component.
/// </summary>
/// <returns>Swizzle enum value</returns>
public ViewportSwizzle UnpackSwizzleW()
{
return (ViewportSwizzle)((Swizzle >> 12) & 7);
}
}
}