diff options
| author | TSR Berry <20988865+TSRBerry@users.noreply.github.com> | 2023-04-08 01:22:00 +0200 |
|---|---|---|
| committer | Mary <thog@protonmail.com> | 2023-04-27 23:51:14 +0200 |
| commit | cee712105850ac3385cd0091a923438167433f9f (patch) | |
| tree | 4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs | |
| parent | cd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff) | |
Move solution and projects to src
Diffstat (limited to 'src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs')
| -rw-r--r-- | src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs b/src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs new file mode 100644 index 00000000..01f7f08a --- /dev/null +++ b/src/Ryujinx.Graphics.Shader/Translation/ShaderHeader.cs @@ -0,0 +1,158 @@ +using Ryujinx.Common.Utilities; +using System; +using System.Runtime.InteropServices; + +namespace Ryujinx.Graphics.Shader.Translation +{ + enum PixelImap + { + Unused = 0, + Constant = 1, + Perspective = 2, + ScreenLinear = 3 + } + + readonly struct ImapPixelType + { + public PixelImap X { get; } + public PixelImap Y { get; } + public PixelImap Z { get; } + public PixelImap W { get; } + + public ImapPixelType(PixelImap x, PixelImap y, PixelImap z, PixelImap w) + { + X = x; + Y = y; + Z = z; + W = w; + } + + public PixelImap GetFirstUsedType() + { + if (X != PixelImap.Unused) return X; + if (Y != PixelImap.Unused) return Y; + if (Z != PixelImap.Unused) return Z; + return W; + } + } + + class ShaderHeader + { + public int SphType { get; } + public int Version { get; } + + public ShaderStage Stage { get; } + + public bool MrtEnable { get; } + + public bool KillsPixels { get; } + + public bool DoesGlobalStore { get; } + + public int SassVersion { get; } + + public bool GpPassthrough { get; } + + public bool DoesLoadOrStore { get; } + public bool DoesFp64 { get; } + + public int StreamOutMask { get; } + + public int ShaderLocalMemoryLowSize { get; } + + public int PerPatchAttributeCount { get; } + + public int ShaderLocalMemoryHighSize { get; } + + public int ThreadsPerInputPrimitive { get; } + + public int ShaderLocalMemoryCrsSize { get; } + + public OutputTopology OutputTopology { get; } + + public int MaxOutputVertexCount { get; } + + public int StoreReqStart { get; } + public int StoreReqEnd { get; } + + public ImapPixelType[] ImapTypes { get; } + + public int OmapTargets { get; } + public bool OmapSampleMask { get; } + public bool OmapDepth { get; } + + public ShaderHeader(IGpuAccessor gpuAccessor, ulong address) + { + ReadOnlySpan<int> header = MemoryMarshal.Cast<ulong, int>(gpuAccessor.GetCode(address, 0x50)); + + int commonWord0 = header[0]; + int commonWord1 = header[1]; + int commonWord2 = header[2]; + int commonWord3 = header[3]; + int commonWord4 = header[4]; + + SphType = commonWord0.Extract(0, 5); + Version = commonWord0.Extract(5, 5); + + Stage = (ShaderStage)commonWord0.Extract(10, 4); + + // Invalid. + if (Stage == ShaderStage.Compute) + { + Stage = ShaderStage.Vertex; + } + + MrtEnable = commonWord0.Extract(14); + + KillsPixels = commonWord0.Extract(15); + + DoesGlobalStore = commonWord0.Extract(16); + + SassVersion = commonWord0.Extract(17, 4); + + GpPassthrough = commonWord0.Extract(24); + + DoesLoadOrStore = commonWord0.Extract(26); + DoesFp64 = commonWord0.Extract(27); + + StreamOutMask = commonWord0.Extract(28, 4); + + ShaderLocalMemoryLowSize = commonWord1.Extract(0, 24); + + PerPatchAttributeCount = commonWord1.Extract(24, 8); + + ShaderLocalMemoryHighSize = commonWord2.Extract(0, 24); + + ThreadsPerInputPrimitive = commonWord2.Extract(24, 8); + + ShaderLocalMemoryCrsSize = commonWord3.Extract(0, 24); + + OutputTopology = (OutputTopology)commonWord3.Extract(24, 4); + + MaxOutputVertexCount = commonWord4.Extract(0, 12); + + StoreReqStart = commonWord4.Extract(12, 8); + StoreReqEnd = commonWord4.Extract(24, 8); + + ImapTypes = new ImapPixelType[32]; + + for (int i = 0; i < 32; i++) + { + byte imap = (byte)(header[6 + (i >> 2)] >> ((i & 3) * 8)); + + ImapTypes[i] = new ImapPixelType( + (PixelImap)((imap >> 0) & 3), + (PixelImap)((imap >> 2) & 3), + (PixelImap)((imap >> 4) & 3), + (PixelImap)((imap >> 6) & 3)); + } + + int type2OmapTarget = header[18]; + int type2Omap = header[19]; + + OmapTargets = type2OmapTarget; + OmapSampleMask = type2Omap.Extract(0); + OmapDepth = type2Omap.Extract(1); + } + } +}
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