Some small sync primitive fixes, logging fixes, started to implement the 2D engine on the GPU, fixed DrawArrays, implemented a few more shader instructions, made a start on nvdrv refactor, etc...

1 files changed, 158 insertions, 0 deletions

diff --git a/Ryujinx.Graphics/Gpu/NvGpuEngine2d.cs b/Ryujinx.Graphics/Gpu/NvGpuEngine2d.cs
new file mode 100644
index 00000000..c2bee167
--- /dev/null
+++ b/Ryujinx.Graphics/Gpu/NvGpuEngine2d.cs
@@ -0,0 +1,158 @@
+using ChocolArm64.Memory;
+using Ryujinx.Graphics.Gal;
+using System.Collections.Generic;
+
+namespace Ryujinx.Graphics.Gpu
+{
+    public class NvGpuEngine2d : INvGpuEngine
+    {
+        private enum CopyOperation
+        {
+            SrcCopyAnd,
+            RopAnd,
+            Blend,
+            SrcCopy,
+            Rop,
+            SrcCopyPremult,
+            BlendPremult
+        }
+
+        public int[] Registers { get; private set; }
+
+        private NsGpu Gpu;
+
+        private Dictionary<int, NvGpuMethod> Methods;
+
+        public NvGpuEngine2d(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(0xb5, 1, 1, TextureCopy);
+        }
+
+        public void CallMethod(AMemory Memory, NsGpuPBEntry PBEntry)
+        {
+            if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method))
+            {
+                Method(Memory, PBEntry);
+            }
+            else
+            {
+                WriteRegister(PBEntry);
+            }
+        }
+
+        private void TextureCopy(AMemory Memory, NsGpuPBEntry PBEntry)
+        {
+            CopyOperation Operation = (CopyOperation)ReadRegister(NvGpuEngine2dReg.CopyOperation);
+
+            bool SrcLinear = ReadRegister(NvGpuEngine2dReg.SrcLinear) != 0;
+            int  SrcWidth  = ReadRegister(NvGpuEngine2dReg.SrcWidth);
+            int  SrcHeight = ReadRegister(NvGpuEngine2dReg.SrcHeight);
+
+            bool DstLinear = ReadRegister(NvGpuEngine2dReg.DstLinear) != 0;
+            int  DstWidth  = ReadRegister(NvGpuEngine2dReg.DstWidth);
+            int  DstHeight = ReadRegister(NvGpuEngine2dReg.DstHeight);
+            int  DstPitch  = ReadRegister(NvGpuEngine2dReg.DstPitch);
+            int  DstBlkDim = ReadRegister(NvGpuEngine2dReg.DstBlockDimensions);
+
+            TextureSwizzle DstSwizzle = DstLinear
+                ? TextureSwizzle.Pitch
+                : TextureSwizzle.BlockLinear;
+
+            int DstBlockHeight = 1 << ((DstBlkDim >> 4) & 0xf);
+
+            long Tag = MakeInt64From2xInt32(NvGpuEngine2dReg.SrcAddress);
+
+            TryGetCpuAddr(NvGpuEngine2dReg.SrcAddress, out long SrcAddress);
+            TryGetCpuAddr(NvGpuEngine2dReg.DstAddress, out long DstAddress);
+
+            bool IsFbTexture = Gpu.Engine3d.IsFrameBufferPosition(Tag);
+
+            if (IsFbTexture && DstLinear)
+            {
+                DstSwizzle = TextureSwizzle.BlockLinear;
+            }
+
+            Texture DstTexture = new Texture(
+                DstAddress,
+                DstWidth,
+                DstHeight,
+                DstBlockHeight,
+                DstBlockHeight,
+                DstSwizzle,
+                GalTextureFormat.A8B8G8R8);
+
+            if (IsFbTexture)
+            {
+                Gpu.Renderer.GetFrameBufferData(Tag, (byte[] Buffer) =>
+                {
+                    CopyTexture(Memory, DstTexture, Buffer);
+                });
+            }
+            else
+            {
+                long Size = SrcWidth * SrcHeight * 4;
+
+                byte[] Buffer = AMemoryHelper.ReadBytes(Memory, SrcAddress, Size);
+
+                CopyTexture(Memory, DstTexture, Buffer);
+            }
+        }
+
+        private void CopyTexture(AMemory Memory, Texture Texture, byte[] Buffer)
+        {
+            TextureWriter.Write(Memory, Texture, Buffer);
+        }
+
+        private bool TryGetCpuAddr(NvGpuEngine2dReg Reg, out long Position)
+        {
+            Position = MakeInt64From2xInt32(Reg);
+
+            Position = Gpu.GetCpuAddr(Position);
+
+            return Position != -1;
+        }
+
+        private long MakeInt64From2xInt32(NvGpuEngine2dReg 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(NvGpuEngine2dReg Reg)
+        {
+            return Registers[(int)Reg];
+        }
+
+        private void WriteRegister(NvGpuEngine2dReg Reg, int Value)
+        {
+            Registers[(int)Reg] = Value;
+        }
+    }
+}
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