From cd203e98f2bed076798972da1d108bb64b1884ec Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Thu, 19 Jul 2018 02:33:27 -0300 Subject: Implement Geometry shaders (#280) * Implement Geometry shaders * Add EmitVertex() and EndPrimitive() * Read output geometry data from header * Stub Vmad * Add Iadd_I32 * Stub Mov_S (S2R) * Stub Isberd * Change vertex index to gpr39 in Abuf * Add stub messages for consistency * Do not print input block when there is no attributes * Use GL_ARB_enhanced_layouts * Skip geometry shaders when there's no GL_ARB_enhanced_layouts * Address feedback * Address feedback --- Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs | 73 +++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs (limited to 'Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs') diff --git a/Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs b/Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs new file mode 100644 index 00000000..8e5057ed --- /dev/null +++ b/Ryujinx.Graphics/Gal/Shader/ShaderHeader.cs @@ -0,0 +1,73 @@ +namespace Ryujinx.Graphics.Gal.Shader +{ + class ShaderHeader + { + public const int PointList = 1; + public const int LineStrip = 6; + public const int TriangleStrip = 7; + + public int SphType { get; private set; } + public int Version { get; private set; } + public int ShaderType { get; private set; } + public bool MrtEnable { get; private set; } + public bool KillsPixels { get; private set; } + public bool DoesGlobalStore { get; private set; } + public int SassVersion { get; private set; } + public bool DoesLoadOrStore { get; private set; } + public bool DoesFp64 { get; private set; } + public int StreamOutMask { get; private set; } + + public int ShaderLocalMemoryLowSize { get; private set; } + public int PerPatchAttributeCount { get; private set; } + + public int ShaderLocalMemoryHighSize { get; private set; } + public int ThreadsPerInputPrimitive { get; private set; } + + public int ShaderLocalMemoryCrsSize { get; private set; } + public int OutputTopology { get; private set; } + + public int MaxOutputVertexCount { get; private set; } + public int StoreReqStart { get; private set; } + public int StoreReqEnd { get; private set; } + + public ShaderHeader(IGalMemory Memory, long Position) + { + uint CommonWord0 = (uint)Memory.ReadInt32(Position + 0); + uint CommonWord1 = (uint)Memory.ReadInt32(Position + 4); + uint CommonWord2 = (uint)Memory.ReadInt32(Position + 8); + uint CommonWord3 = (uint)Memory.ReadInt32(Position + 12); + uint CommonWord4 = (uint)Memory.ReadInt32(Position + 16); + + SphType = ReadBits(CommonWord0, 0, 5); + Version = ReadBits(CommonWord0, 5, 5); + ShaderType = ReadBits(CommonWord0, 10, 4); + MrtEnable = ReadBits(CommonWord0, 14, 1) != 0; + KillsPixels = ReadBits(CommonWord0, 15, 1) != 0; + DoesGlobalStore = ReadBits(CommonWord0, 16, 1) != 0; + SassVersion = ReadBits(CommonWord0, 17, 4); + DoesLoadOrStore = ReadBits(CommonWord0, 26, 1) != 0; + DoesFp64 = ReadBits(CommonWord0, 27, 1) != 0; + StreamOutMask = ReadBits(CommonWord0, 28, 4); + + ShaderLocalMemoryLowSize = ReadBits(CommonWord1, 0, 24); + PerPatchAttributeCount = ReadBits(CommonWord1, 24, 8); + + ShaderLocalMemoryHighSize = ReadBits(CommonWord2, 0, 24); + ThreadsPerInputPrimitive = ReadBits(CommonWord2, 24, 8); + + ShaderLocalMemoryCrsSize = ReadBits(CommonWord3, 0, 24); + OutputTopology = ReadBits(CommonWord3, 24, 4); + + MaxOutputVertexCount = ReadBits(CommonWord4, 0, 12); + StoreReqStart = ReadBits(CommonWord4, 12, 8); + StoreReqEnd = ReadBits(CommonWord4, 24, 8); + } + + private static int ReadBits(uint Word, int Offset, int BitWidth) + { + uint Mask = (1u << BitWidth) - 1u; + + return (int)((Word >> Offset) & Mask); + } + } +} \ No newline at end of file -- cgit v1.2.3