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Diffstat (limited to 'Ryujinx.Graphics.Shader/InterpolationQualifier.cs')
| -rw-r--r-- | Ryujinx.Graphics.Shader/InterpolationQualifier.cs | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/Ryujinx.Graphics.Shader/InterpolationQualifier.cs b/Ryujinx.Graphics.Shader/InterpolationQualifier.cs new file mode 100644 index 00000000..e710427d --- /dev/null +++ b/Ryujinx.Graphics.Shader/InterpolationQualifier.cs @@ -0,0 +1,45 @@ +using System; + +namespace Ryujinx.Graphics.Shader +{ + [Flags] + public enum InterpolationQualifier + { + None = 0, + + Flat = 1, + NoPerspective = 2, + Smooth = 3, + + Centroid = 1 << 16, + Sample = 1 << 17, + + FlagsMask = Centroid | Sample + } + + public static class InterpolationQualifierExtensions + { + public static string ToGlslQualifier(this InterpolationQualifier iq) + { + string output = string.Empty; + + switch (iq & ~InterpolationQualifier.FlagsMask) + { + case InterpolationQualifier.Flat: output = "flat"; break; + case InterpolationQualifier.NoPerspective: output = "noperspective"; break; + case InterpolationQualifier.Smooth: output = "smooth"; break; + } + + if ((iq & InterpolationQualifier.Centroid) != 0) + { + output = "centroid " + output; + } + else if ((iq & InterpolationQualifier.Sample) != 0) + { + output = "sample " + output; + } + + return output; + } + } +}
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