diff options
Diffstat (limited to 'Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs')
| -rw-r--r-- | Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs | 581 |
1 files changed, 0 insertions, 581 deletions
diff --git a/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs b/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs deleted file mode 100644 index a6696650..00000000 --- a/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs +++ /dev/null @@ -1,581 +0,0 @@ -using ChocolArm64.Memory; -using Ryujinx.Graphics.Gal; -using System; -using System.Collections.Generic; - -namespace Ryujinx.Graphics.Gpu -{ - public class NvGpuEngine3d : INvGpuEngine - { - public int[] Registers { get; private set; } - - private NsGpu Gpu; - - private Dictionary<int, NvGpuMethod> Methods; - - private struct ConstBuffer - { - public bool Enabled; - public long Position; - public int Size; - } - - private ConstBuffer[] ConstBuffers; - - private HashSet<long> FrameBuffers; - - public NvGpuEngine3d(NsGpu Gpu) - { - this.Gpu = Gpu; - - Registers = new int[0xe00]; - - Methods = new Dictionary<int, NvGpuMethod>(); - - void AddMethod(int Meth, int Count, int Stride, NvGpuMethod Method) - { - while (Count-- > 0) - { - Methods.Add(Meth, Method); - - Meth += Stride; - } - } - - AddMethod(0x585, 1, 1, VertexEndGl); - AddMethod(0x674, 1, 1, ClearBuffers); - AddMethod(0x6c3, 1, 1, QueryControl); - AddMethod(0x8e4, 16, 1, CbData); - AddMethod(0x904, 1, 1, CbBind); - - ConstBuffers = new ConstBuffer[18]; - - FrameBuffers = new HashSet<long>(); - } - - public void CallMethod(AMemory Memory, NsGpuPBEntry PBEntry) - { - if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method)) - { - Method(Memory, PBEntry); - } - else - { - WriteRegister(PBEntry); - } - } - - private void VertexEndGl(AMemory Memory, NsGpuPBEntry PBEntry) - { - SetFrameBuffer(0); - - long[] Tags = UploadShaders(Memory); - - Gpu.Renderer.BindProgram(); - - SetAlphaBlending(); - - UploadTextures(Memory, Tags); - UploadUniforms(Memory); - UploadVertexArrays(Memory); - } - - private void ClearBuffers(AMemory Memory, NsGpuPBEntry PBEntry) - { - int Arg0 = PBEntry.Arguments[0]; - - int FbIndex = (Arg0 >> 6) & 0xf; - - int Layer = (Arg0 >> 10) & 0x3ff; - - GalClearBufferFlags Flags = (GalClearBufferFlags)(Arg0 & 0x3f); - - SetFrameBuffer(0); - - //TODO: Enable this once the frame buffer problems are fixed. - //Gpu.Renderer.ClearBuffers(Layer, Flags); - } - - private void SetFrameBuffer(int FbIndex) - { - long Address = MakeInt64From2xInt32(NvGpuEngine3dReg.FrameBufferNAddress + FbIndex * 0x10); - - FrameBuffers.Add(Address); - - int Width = ReadRegister(NvGpuEngine3dReg.FrameBufferNWidth + FbIndex * 0x10); - int Height = ReadRegister(NvGpuEngine3dReg.FrameBufferNHeight + FbIndex * 0x10); - - //Note: Using the Width/Height results seems to give incorrect results. - //Maybe the size of all frame buffers is hardcoded to screen size? This seems unlikely. - Gpu.Renderer.CreateFrameBuffer(Address, 1280, 720); - Gpu.Renderer.BindFrameBuffer(Address); - } - - private long[] UploadShaders(AMemory Memory) - { - long[] Tags = new long[5]; - - long BasePosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress); - - for (int Index = 0; Index < 6; Index++) - { - int Control = ReadRegister(NvGpuEngine3dReg.ShaderNControl + Index * 0x10); - int Offset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset + Index * 0x10); - - //Note: Vertex Program (B) is always enabled. - bool Enable = (Control & 1) != 0 || Index == 1; - - if (!Enable) - { - continue; - } - - long Tag = BasePosition + (uint)Offset; - - long Position = Gpu.GetCpuAddr(Tag); - - //TODO: Find a better way to calculate the size. - int Size = 0x20000; - - byte[] Code = AMemoryHelper.ReadBytes(Memory, Position, (uint)Size); - - GalShaderType ShaderType = GetTypeFromProgram(Index); - - Tags[(int)ShaderType] = Tag; - - Gpu.Renderer.CreateShader(Tag, ShaderType, Code); - Gpu.Renderer.BindShader(Tag); - } - - int RawSX = ReadRegister(NvGpuEngine3dReg.ViewportScaleX); - int RawSY = ReadRegister(NvGpuEngine3dReg.ViewportScaleY); - - float SX = BitConverter.Int32BitsToSingle(RawSX); - float SY = BitConverter.Int32BitsToSingle(RawSY); - - float SignX = MathF.Sign(SX); - float SignY = MathF.Sign(SY); - - Gpu.Renderer.SetUniform2F(GalConsts.FlipUniformName, SignX, SignY); - - return Tags; - } - - private static GalShaderType GetTypeFromProgram(int Program) - { - switch (Program) - { - case 0: - case 1: return GalShaderType.Vertex; - case 2: return GalShaderType.TessControl; - case 3: return GalShaderType.TessEvaluation; - case 4: return GalShaderType.Geometry; - case 5: return GalShaderType.Fragment; - } - - throw new ArgumentOutOfRangeException(nameof(Program)); - } - - private void SetAlphaBlending() - { - //TODO: Support independent blend properly. - bool Enable = (ReadRegister(NvGpuEngine3dReg.IBlendNEnable) & 1) != 0; - - Gpu.Renderer.SetBlendEnable(Enable); - - bool BlendSeparateAlpha = (ReadRegister(NvGpuEngine3dReg.IBlendNSeparateAlpha) & 1) != 0; - - GalBlendEquation EquationRgb = (GalBlendEquation)ReadRegister(NvGpuEngine3dReg.IBlendNEquationRgb); - - GalBlendFactor FuncSrcRgb = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncSrcRgb); - GalBlendFactor FuncDstRgb = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncDstRgb); - - if (BlendSeparateAlpha) - { - GalBlendEquation EquationAlpha = (GalBlendEquation)ReadRegister(NvGpuEngine3dReg.IBlendNEquationAlpha); - - GalBlendFactor FuncSrcAlpha = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncSrcAlpha); - GalBlendFactor FuncDstAlpha = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncDstAlpha); - - Gpu.Renderer.SetBlendSeparate( - EquationRgb, - EquationAlpha, - FuncSrcRgb, - FuncDstRgb, - FuncSrcAlpha, - FuncDstAlpha); - } - else - { - Gpu.Renderer.SetBlend(EquationRgb, FuncSrcRgb, FuncDstRgb); - } - } - - private void UploadTextures(AMemory Memory, long[] Tags) - { - long BaseShPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress); - - int TextureCbIndex = ReadRegister(NvGpuEngine3dReg.TextureCbIndex); - - long BasePosition = ConstBuffers[TextureCbIndex].Position; - - long Size = (uint)ConstBuffers[TextureCbIndex].Size; - - //Note: On the emulator renderer, Texture Unit 0 is - //reserved for drawing the frame buffer. - int TexIndex = 1; - - for (int Index = 0; Index < Tags.Length; Index++) - { - foreach (ShaderDeclInfo DeclInfo in Gpu.Renderer.GetTextureUsage(Tags[Index])) - { - long Position = BasePosition + Index * Size; - - UploadTexture(Memory, Position, TexIndex, DeclInfo.Index); - - Gpu.Renderer.SetUniform1(DeclInfo.Name, TexIndex); - - TexIndex++; - } - } - } - - private void UploadTexture(AMemory Memory, long BasePosition, int TexIndex, int HndIndex) - { - long Position = BasePosition + HndIndex * 4; - - int TextureHandle = Memory.ReadInt32(Position); - - int TicIndex = (TextureHandle >> 0) & 0xfffff; - int TscIndex = (TextureHandle >> 20) & 0xfff; - - TryGetCpuAddr(NvGpuEngine3dReg.TexHeaderPoolOffset, out long TicPosition); - TryGetCpuAddr(NvGpuEngine3dReg.TexSamplerPoolOffset, out long TscPosition); - - TicPosition += TicIndex * 0x20; - TscPosition += TscIndex * 0x20; - - GalTextureSampler Sampler = TextureFactory.MakeSampler(Gpu, Memory, TscPosition); - - long TextureAddress = Memory.ReadInt64(TicPosition + 4) & 0xffffffffffff; - - if (FrameBuffers.Contains(TextureAddress)) - { - //This texture is a frame buffer texture, - //we shouldn't read anything from memory and bind - //the frame buffer texture instead, since we're not - //really writing anything to memory. - Gpu.Renderer.BindFrameBufferTexture(TextureAddress, TexIndex, Sampler); - } - else - { - GalTexture Texture = TextureFactory.MakeTexture(Gpu, Memory, TicPosition); - - Gpu.Renderer.SetTextureAndSampler(TexIndex, Texture, Sampler); - Gpu.Renderer.BindTexture(TexIndex); - } - } - - private void UploadUniforms(AMemory Memory) - { - long BasePosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress); - - for (int Index = 0; Index < 5; Index++) - { - int Control = ReadRegister(NvGpuEngine3dReg.ShaderNControl + (Index + 1) * 0x10); - int Offset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset + (Index + 1) * 0x10); - - //Note: Vertex Program (B) is always enabled. - bool Enable = (Control & 1) != 0 || Index == 0; - - if (!Enable) - { - continue; - } - - for (int Cbuf = 0; Cbuf < ConstBuffers.Length; Cbuf++) - { - ConstBuffer Cb = ConstBuffers[Cbuf]; - - if (Cb.Enabled) - { - long CbPosition = Cb.Position + Index * Cb.Size; - - byte[] Data = AMemoryHelper.ReadBytes(Memory, CbPosition, (uint)Cb.Size); - - Gpu.Renderer.SetConstBuffer(BasePosition + (uint)Offset, Cbuf, Data); - } - } - } - } - - private void UploadVertexArrays(AMemory Memory) - { - long IndexPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.IndexArrayAddress); - - int IndexSize = ReadRegister(NvGpuEngine3dReg.IndexArrayFormat); - int IndexFirst = ReadRegister(NvGpuEngine3dReg.IndexBatchFirst); - int IndexCount = ReadRegister(NvGpuEngine3dReg.IndexBatchCount); - - GalIndexFormat IndexFormat = (GalIndexFormat)IndexSize; - - IndexSize = 1 << IndexSize; - - if (IndexSize > 4) - { - throw new InvalidOperationException(); - } - - if (IndexSize != 0) - { - IndexPosition = Gpu.GetCpuAddr(IndexPosition); - - int BufferSize = IndexCount * IndexSize; - - byte[] Data = AMemoryHelper.ReadBytes(Memory, IndexPosition, BufferSize); - - Gpu.Renderer.SetIndexArray(Data, IndexFormat); - } - - List<GalVertexAttrib>[] Attribs = new List<GalVertexAttrib>[32]; - - for (int Attr = 0; Attr < 16; Attr++) - { - int Packed = ReadRegister(NvGpuEngine3dReg.VertexAttribNFormat + Attr); - - int ArrayIndex = Packed & 0x1f; - - if (Attribs[ArrayIndex] == null) - { - Attribs[ArrayIndex] = new List<GalVertexAttrib>(); - } - - Attribs[ArrayIndex].Add(new GalVertexAttrib( - Attr, - ((Packed >> 6) & 0x1) != 0, - (Packed >> 7) & 0x3fff, - (GalVertexAttribSize)((Packed >> 21) & 0x3f), - (GalVertexAttribType)((Packed >> 27) & 0x7), - ((Packed >> 31) & 0x1) != 0)); - } - - for (int Index = 0; Index < 32; Index++) - { - int VertexFirst = ReadRegister(NvGpuEngine3dReg.VertexArrayFirst); - int VertexCount = ReadRegister(NvGpuEngine3dReg.VertexArrayCount); - - int Control = ReadRegister(NvGpuEngine3dReg.VertexArrayNControl + Index * 4); - - bool Enable = (Control & 0x1000) != 0; - - long VertexPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.VertexArrayNAddress + Index * 4); - - if (!Enable) - { - continue; - } - - int Stride = Control & 0xfff; - - long Size = 0; - - if (IndexCount != 0) - { - Size = GetVertexCountFromIndexBuffer( - Memory, - IndexPosition, - IndexCount, - IndexSize); - } - else - { - Size = VertexCount; - } - - //TODO: Support cases where the Stride is 0. - //In this case, we need to use the size of the attribute. - Size *= Stride; - - VertexPosition = Gpu.GetCpuAddr(VertexPosition); - - byte[] Data = AMemoryHelper.ReadBytes(Memory, VertexPosition, Size); - - GalVertexAttrib[] AttribArray = Attribs[Index]?.ToArray() ?? new GalVertexAttrib[0]; - - Gpu.Renderer.SetVertexArray(Index, Stride, Data, AttribArray); - - int PrimCtrl = ReadRegister(NvGpuEngine3dReg.VertexBeginGl); - - GalPrimitiveType PrimType = (GalPrimitiveType)(PrimCtrl & 0xffff); - - if (IndexCount != 0) - { - Gpu.Renderer.DrawElements(Index, IndexFirst, PrimType); - } - else - { - Gpu.Renderer.DrawArrays(Index, VertexFirst, VertexCount, PrimType); - } - } - } - - private int GetVertexCountFromIndexBuffer( - AMemory Memory, - long IndexPosition, - int IndexCount, - int IndexSize) - { - int MaxIndex = -1; - - if (IndexSize == 2) - { - while (IndexCount -- > 0) - { - ushort Value = Memory.ReadUInt16(IndexPosition); - - IndexPosition += 2; - - if (MaxIndex < Value) - { - MaxIndex = Value; - } - } - } - else if (IndexSize == 1) - { - while (IndexCount -- > 0) - { - byte Value = Memory.ReadByte(IndexPosition++); - - if (MaxIndex < Value) - { - MaxIndex = Value; - } - } - } - else if (IndexSize == 4) - { - while (IndexCount -- > 0) - { - uint Value = Memory.ReadUInt32(IndexPosition); - - IndexPosition += 2; - - if (MaxIndex < Value) - { - MaxIndex = (int)Value; - } - } - } - else - { - throw new ArgumentOutOfRangeException(nameof(IndexSize)); - } - - return MaxIndex + 1; - } - - private void QueryControl(AMemory Memory, NsGpuPBEntry PBEntry) - { - if (TryGetCpuAddr(NvGpuEngine3dReg.QueryAddress, out long Position)) - { - int Seq = Registers[(int)NvGpuEngine3dReg.QuerySequence]; - int Ctrl = Registers[(int)NvGpuEngine3dReg.QueryControl]; - - int Mode = Ctrl & 3; - - if (Mode == 0) - { - //Write mode. - Memory.WriteInt32(Position, Seq); - } - } - - WriteRegister(PBEntry); - } - - private void CbData(AMemory Memory, NsGpuPBEntry PBEntry) - { - if (TryGetCpuAddr(NvGpuEngine3dReg.ConstBufferNAddress, out long Position)) - { - int Offset = ReadRegister(NvGpuEngine3dReg.ConstBufferNOffset); - - foreach (int Arg in PBEntry.Arguments) - { - Memory.WriteInt32(Position + Offset, Arg); - - Offset += 4; - } - - WriteRegister(NvGpuEngine3dReg.ConstBufferNOffset, Offset); - } - } - - private void CbBind(AMemory Memory, NsGpuPBEntry PBEntry) - { - int Index = PBEntry.Arguments[0]; - - bool Enabled = (Index & 1) != 0; - - Index = (Index >> 4) & 0x1f; - - if (TryGetCpuAddr(NvGpuEngine3dReg.ConstBufferNAddress, out long Position)) - { - ConstBuffers[Index].Position = Position; - ConstBuffers[Index].Enabled = Enabled; - - ConstBuffers[Index].Size = ReadRegister(NvGpuEngine3dReg.ConstBufferNSize); - } - } - - private int ReadCb(AMemory Memory, int Cbuf, int Offset) - { - long Position = ConstBuffers[Cbuf].Position; - - int Value = Memory.ReadInt32(Position + Offset); - - return Value; - } - - private bool TryGetCpuAddr(NvGpuEngine3dReg Reg, out long Position) - { - Position = MakeInt64From2xInt32(Reg); - - Position = Gpu.GetCpuAddr(Position); - - return Position != -1; - } - - private long MakeInt64From2xInt32(NvGpuEngine3dReg Reg) - { - return - (long)Registers[(int)Reg + 0] << 32 | - (uint)Registers[(int)Reg + 1]; - } - - private void WriteRegister(NsGpuPBEntry PBEntry) - { - int ArgsCount = PBEntry.Arguments.Count; - - if (ArgsCount > 0) - { - Registers[PBEntry.Method] = PBEntry.Arguments[ArgsCount - 1]; - } - } - - private int ReadRegister(NvGpuEngine3dReg Reg) - { - return Registers[(int)Reg]; - } - - private void WriteRegister(NvGpuEngine3dReg Reg, int Value) - { - Registers[(int)Reg] = Value; - } - - public bool IsFrameBufferPosition(long Position) - { - return FrameBuffers.Contains(Position); - } - } -}
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