forked from Mirror/Ryujinx
766 lines
No EOL
25 KiB
C#
766 lines
No EOL
25 KiB
C#
using Ryujinx.Graphics.Gal;
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using Ryujinx.HLE.Gpu.Memory;
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using Ryujinx.HLE.Gpu.Texture;
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using System;
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using System.Collections.Generic;
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namespace Ryujinx.HLE.Gpu.Engines
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{
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class NvGpuEngine3d : INvGpuEngine
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{
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public int[] Registers { get; private set; }
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private NvGpu Gpu;
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private Dictionary<int, NvGpuMethod> Methods;
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private struct ConstBuffer
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{
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public bool Enabled;
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public long Position;
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public int Size;
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}
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private ConstBuffer[][] ConstBuffers;
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private HashSet<long> FrameBuffers;
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public NvGpuEngine3d(NvGpu Gpu)
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{
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this.Gpu = Gpu;
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Registers = new int[0xe00];
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Methods = new Dictionary<int, NvGpuMethod>();
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void AddMethod(int Meth, int Count, int Stride, NvGpuMethod Method)
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{
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while (Count-- > 0)
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{
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Methods.Add(Meth, Method);
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Meth += Stride;
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}
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}
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AddMethod(0x585, 1, 1, VertexEndGl);
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AddMethod(0x674, 1, 1, ClearBuffers);
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AddMethod(0x6c3, 1, 1, QueryControl);
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AddMethod(0x8e4, 16, 1, CbData);
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AddMethod(0x904, 5, 8, CbBind);
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ConstBuffers = new ConstBuffer[6][];
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for (int Index = 0; Index < ConstBuffers.Length; Index++)
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{
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ConstBuffers[Index] = new ConstBuffer[18];
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}
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FrameBuffers = new HashSet<long>();
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}
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public void CallMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
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{
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if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method))
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{
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Method(Vmm, PBEntry);
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}
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else
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{
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WriteRegister(PBEntry);
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}
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}
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private void VertexEndGl(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
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{
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LockCaches();
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SetFrameBuffer(Vmm, 0);
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long[] Keys = UploadShaders(Vmm);
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Gpu.Renderer.Shader.BindProgram();
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//Note: Uncomment SetFrontFace SetCullFace when flipping issues are solved
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//SetFrontFace();
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//SetCullFace();
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SetDepth();
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SetStencil();
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SetAlphaBlending();
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SetPrimitiveRestart();
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UploadTextures(Vmm, Keys);
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UploadUniforms(Vmm);
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UploadVertexArrays(Vmm);
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UnlockCaches();
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}
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private void LockCaches()
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{
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Gpu.Renderer.Rasterizer.LockCaches();
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Gpu.Renderer.Texture.LockCache();
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}
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private void UnlockCaches()
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{
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Gpu.Renderer.Rasterizer.UnlockCaches();
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Gpu.Renderer.Texture.UnlockCache();
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}
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private void ClearBuffers(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
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{
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int Arg0 = PBEntry.Arguments[0];
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int FbIndex = (Arg0 >> 6) & 0xf;
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GalClearBufferFlags Flags = (GalClearBufferFlags)(Arg0 & 0x3f);
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SetFrameBuffer(Vmm, FbIndex);
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Gpu.Renderer.Rasterizer.ClearBuffers(Flags);
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}
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private void SetFrameBuffer(NvGpuVmm Vmm, int FbIndex)
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{
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long VA = MakeInt64From2xInt32(NvGpuEngine3dReg.FrameBufferNAddress + FbIndex * 0x10);
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long Key = Vmm.GetPhysicalAddress(VA);
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FrameBuffers.Add(Key);
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int Width = ReadRegister(NvGpuEngine3dReg.FrameBufferNWidth + FbIndex * 0x10);
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int Height = ReadRegister(NvGpuEngine3dReg.FrameBufferNHeight + FbIndex * 0x10);
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//Note: Using the Width/Height results seems to give incorrect results.
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//Maybe the size of all frame buffers is hardcoded to screen size? This seems unlikely.
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Gpu.Renderer.FrameBuffer.Create(Key, 1280, 720);
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Gpu.Renderer.FrameBuffer.Bind(Key);
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}
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private long[] UploadShaders(NvGpuVmm Vmm)
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{
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long[] Keys = new long[5];
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long BasePosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress);
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int Index = 1;
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int VpAControl = ReadRegister(NvGpuEngine3dReg.ShaderNControl);
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bool VpAEnable = (VpAControl & 1) != 0;
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if (VpAEnable)
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{
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//Note: The maxwell supports 2 vertex programs, usually
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//only VP B is used, but in some cases VP A is also used.
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//In this case, it seems to function as an extra vertex
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//shader stage.
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//The graphics abstraction layer has a special overload for this
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//case, which should merge the two shaders into one vertex shader.
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int VpAOffset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset);
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int VpBOffset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset + 0x10);
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long VpAPos = BasePosition + (uint)VpAOffset;
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long VpBPos = BasePosition + (uint)VpBOffset;
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Gpu.Renderer.Shader.Create(Vmm, VpAPos, VpBPos, GalShaderType.Vertex);
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Gpu.Renderer.Shader.Bind(VpBPos);
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Index = 2;
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}
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for (; Index < 6; Index++)
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{
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GalShaderType Type = GetTypeFromProgram(Index);
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int Control = ReadRegister(NvGpuEngine3dReg.ShaderNControl + Index * 0x10);
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int Offset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset + Index * 0x10);
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//Note: Vertex Program (B) is always enabled.
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bool Enable = (Control & 1) != 0 || Index == 1;
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if (!Enable)
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{
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Gpu.Renderer.Shader.Unbind(Type);
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continue;
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}
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long Key = BasePosition + (uint)Offset;
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Keys[(int)Type] = Key;
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Gpu.Renderer.Shader.Create(Vmm, Key, Type);
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Gpu.Renderer.Shader.Bind(Key);
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}
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float SignX = GetFlipSign(NvGpuEngine3dReg.ViewportScaleX);
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float SignY = GetFlipSign(NvGpuEngine3dReg.ViewportScaleY);
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Gpu.Renderer.Shader.SetFlip(SignX, SignY);
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return Keys;
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}
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private static GalShaderType GetTypeFromProgram(int Program)
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{
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switch (Program)
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{
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case 0:
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case 1: return GalShaderType.Vertex;
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case 2: return GalShaderType.TessControl;
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case 3: return GalShaderType.TessEvaluation;
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case 4: return GalShaderType.Geometry;
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case 5: return GalShaderType.Fragment;
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}
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throw new ArgumentOutOfRangeException(nameof(Program));
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}
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private void SetFrontFace()
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{
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float SignX = GetFlipSign(NvGpuEngine3dReg.ViewportScaleX);
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float SignY = GetFlipSign(NvGpuEngine3dReg.ViewportScaleY);
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GalFrontFace FrontFace = (GalFrontFace)ReadRegister(NvGpuEngine3dReg.FrontFace);
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//Flipping breaks facing. Flipping front facing too fixes it
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if (SignX != SignY)
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{
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switch (FrontFace)
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{
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case GalFrontFace.CW:
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FrontFace = GalFrontFace.CCW;
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break;
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case GalFrontFace.CCW:
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FrontFace = GalFrontFace.CW;
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break;
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}
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}
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Gpu.Renderer.Rasterizer.SetFrontFace(FrontFace);
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}
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private void SetCullFace()
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{
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bool Enable = (ReadRegister(NvGpuEngine3dReg.CullFaceEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Rasterizer.EnableCullFace();
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}
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else
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{
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Gpu.Renderer.Rasterizer.DisableCullFace();
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}
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if (!Enable)
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{
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return;
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}
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GalCullFace CullFace = (GalCullFace)ReadRegister(NvGpuEngine3dReg.CullFace);
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Gpu.Renderer.Rasterizer.SetCullFace(CullFace);
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}
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private void SetDepth()
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{
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float ClearDepth = ReadRegisterFloat(NvGpuEngine3dReg.ClearDepth);
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Gpu.Renderer.Rasterizer.SetClearDepth(ClearDepth);
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bool Enable = (ReadRegister(NvGpuEngine3dReg.DepthTestEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Rasterizer.EnableDepthTest();
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}
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else
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{
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Gpu.Renderer.Rasterizer.DisableDepthTest();
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}
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if (!Enable)
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{
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return;
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}
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GalComparisonOp Func = (GalComparisonOp)ReadRegister(NvGpuEngine3dReg.DepthTestFunction);
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Gpu.Renderer.Rasterizer.SetDepthFunction(Func);
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}
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private void SetStencil()
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{
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int ClearStencil = ReadRegister(NvGpuEngine3dReg.ClearStencil);
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Gpu.Renderer.Rasterizer.SetClearStencil(ClearStencil);
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bool Enable = (ReadRegister(NvGpuEngine3dReg.StencilEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Rasterizer.EnableStencilTest();
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}
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else
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{
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Gpu.Renderer.Rasterizer.DisableStencilTest();
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}
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if (!Enable)
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{
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return;
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}
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void SetFaceStencil(
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bool IsFrontFace,
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NvGpuEngine3dReg Func,
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NvGpuEngine3dReg FuncRef,
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NvGpuEngine3dReg FuncMask,
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NvGpuEngine3dReg OpFail,
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NvGpuEngine3dReg OpZFail,
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NvGpuEngine3dReg OpZPass,
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NvGpuEngine3dReg Mask)
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{
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Gpu.Renderer.Rasterizer.SetStencilFunction(
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IsFrontFace,
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(GalComparisonOp)ReadRegister(Func),
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ReadRegister(FuncRef),
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ReadRegister(FuncMask));
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Gpu.Renderer.Rasterizer.SetStencilOp(
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IsFrontFace,
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(GalStencilOp)ReadRegister(OpFail),
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(GalStencilOp)ReadRegister(OpZFail),
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(GalStencilOp)ReadRegister(OpZPass));
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Gpu.Renderer.Rasterizer.SetStencilMask(IsFrontFace, ReadRegister(Mask));
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}
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SetFaceStencil(false,
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NvGpuEngine3dReg.StencilBackFuncFunc,
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NvGpuEngine3dReg.StencilBackFuncRef,
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NvGpuEngine3dReg.StencilBackFuncMask,
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NvGpuEngine3dReg.StencilBackOpFail,
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NvGpuEngine3dReg.StencilBackOpZFail,
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NvGpuEngine3dReg.StencilBackOpZPass,
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NvGpuEngine3dReg.StencilBackMask);
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SetFaceStencil(true,
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NvGpuEngine3dReg.StencilFrontFuncFunc,
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NvGpuEngine3dReg.StencilFrontFuncRef,
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NvGpuEngine3dReg.StencilFrontFuncMask,
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NvGpuEngine3dReg.StencilFrontOpFail,
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NvGpuEngine3dReg.StencilFrontOpZFail,
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NvGpuEngine3dReg.StencilFrontOpZPass,
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NvGpuEngine3dReg.StencilFrontMask);
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}
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private void SetAlphaBlending()
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{
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//TODO: Support independent blend properly.
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bool Enable = (ReadRegister(NvGpuEngine3dReg.IBlendNEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Blend.Enable();
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}
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else
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{
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Gpu.Renderer.Blend.Disable();
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}
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if (!Enable)
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{
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//If blend is not enabled, then the other values have no effect.
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//Note that if it is disabled, the register may contain invalid values.
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return;
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}
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bool BlendSeparateAlpha = (ReadRegister(NvGpuEngine3dReg.IBlendNSeparateAlpha) & 1) != 0;
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GalBlendEquation EquationRgb = (GalBlendEquation)ReadRegister(NvGpuEngine3dReg.IBlendNEquationRgb);
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GalBlendFactor FuncSrcRgb = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncSrcRgb);
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GalBlendFactor FuncDstRgb = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncDstRgb);
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if (BlendSeparateAlpha)
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{
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GalBlendEquation EquationAlpha = (GalBlendEquation)ReadRegister(NvGpuEngine3dReg.IBlendNEquationAlpha);
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GalBlendFactor FuncSrcAlpha = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncSrcAlpha);
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GalBlendFactor FuncDstAlpha = (GalBlendFactor)ReadRegister(NvGpuEngine3dReg.IBlendNFuncDstAlpha);
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Gpu.Renderer.Blend.SetSeparate(
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EquationRgb,
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EquationAlpha,
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FuncSrcRgb,
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FuncDstRgb,
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FuncSrcAlpha,
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FuncDstAlpha);
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}
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else
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{
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Gpu.Renderer.Blend.Set(EquationRgb, FuncSrcRgb, FuncDstRgb);
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}
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}
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private void SetPrimitiveRestart()
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{
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bool Enable = (ReadRegister(NvGpuEngine3dReg.PrimRestartEnable) & 1) != 0;
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if (Enable)
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{
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Gpu.Renderer.Rasterizer.EnablePrimitiveRestart();
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}
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else
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{
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Gpu.Renderer.Rasterizer.DisablePrimitiveRestart();
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}
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if (!Enable)
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{
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return;
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}
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uint Index = (uint)ReadRegister(NvGpuEngine3dReg.PrimRestartIndex);
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Gpu.Renderer.Rasterizer.SetPrimitiveRestartIndex(Index);
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}
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private void UploadTextures(NvGpuVmm Vmm, long[] Keys)
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{
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long BaseShPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress);
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int TextureCbIndex = ReadRegister(NvGpuEngine3dReg.TextureCbIndex);
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//Note: On the emulator renderer, Texture Unit 0 is
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//reserved for drawing the frame buffer.
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int TexIndex = 1;
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for (int Index = 0; Index < Keys.Length; Index++)
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{
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foreach (ShaderDeclInfo DeclInfo in Gpu.Renderer.Shader.GetTextureUsage(Keys[Index]))
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{
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long Position = ConstBuffers[Index][TextureCbIndex].Position;
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UploadTexture(Vmm, Position, TexIndex, DeclInfo.Index);
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Gpu.Renderer.Shader.EnsureTextureBinding(DeclInfo.Name, TexIndex);
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TexIndex++;
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}
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}
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}
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private void UploadTexture(NvGpuVmm Vmm, long BasePosition, int TexIndex, int HndIndex)
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{
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long Position = BasePosition + HndIndex * 4;
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int TextureHandle = Vmm.ReadInt32(Position);
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if (TextureHandle == 0)
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{
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//TODO: Is this correct?
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//Some games like puyo puyo will have 0 handles.
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//It may be just normal behaviour or a bug caused by sync issues.
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//The game does initialize the value properly after through.
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return;
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}
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int TicIndex = (TextureHandle >> 0) & 0xfffff;
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int TscIndex = (TextureHandle >> 20) & 0xfff;
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long TicPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.TexHeaderPoolOffset);
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long TscPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.TexSamplerPoolOffset);
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TicPosition += TicIndex * 0x20;
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TscPosition += TscIndex * 0x20;
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GalTextureSampler Sampler = TextureFactory.MakeSampler(Gpu, Vmm, TscPosition);
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long Key = Vmm.ReadInt64(TicPosition + 4) & 0xffffffffffff;
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Key = Vmm.GetPhysicalAddress(Key);
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if (IsFrameBufferPosition(Key))
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{
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//This texture is a frame buffer texture,
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//we shouldn't read anything from memory and bind
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//the frame buffer texture instead, since we're not
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//really writing anything to memory.
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Gpu.Renderer.FrameBuffer.BindTexture(Key, TexIndex);
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}
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else
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{
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GalTexture NewTexture = TextureFactory.MakeTexture(Vmm, TicPosition);
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long Size = (uint)TextureHelper.GetTextureSize(NewTexture);
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bool HasCachedTexture = false;
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if (Gpu.Renderer.Texture.TryGetCachedTexture(Key, Size, out GalTexture Texture))
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{
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if (NewTexture.Equals(Texture) && !Vmm.IsRegionModified(Key, Size, NvGpuBufferType.Texture))
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{
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Gpu.Renderer.Texture.Bind(Key, TexIndex);
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HasCachedTexture = true;
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}
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}
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if (!HasCachedTexture)
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{
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byte[] Data = TextureFactory.GetTextureData(Vmm, TicPosition);
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Gpu.Renderer.Texture.Create(Key, Data, NewTexture);
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}
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Gpu.Renderer.Texture.Bind(Key, TexIndex);
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}
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Gpu.Renderer.Texture.SetSampler(Sampler);
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}
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private void UploadUniforms(NvGpuVmm Vmm)
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{
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long BasePosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress);
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for (int Index = 0; Index < 5; Index++)
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{
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int Control = ReadRegister(NvGpuEngine3dReg.ShaderNControl + (Index + 1) * 0x10);
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int Offset = ReadRegister(NvGpuEngine3dReg.ShaderNOffset + (Index + 1) * 0x10);
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//Note: Vertex Program (B) is always enabled.
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bool Enable = (Control & 1) != 0 || Index == 0;
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if (!Enable)
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{
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continue;
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}
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|
|
for (int Cbuf = 0; Cbuf < ConstBuffers[Index].Length; Cbuf++)
|
|
{
|
|
ConstBuffer Cb = ConstBuffers[Index][Cbuf];
|
|
|
|
if (Cb.Enabled)
|
|
{
|
|
byte[] Data = Vmm.ReadBytes(Cb.Position, (uint)Cb.Size);
|
|
|
|
Gpu.Renderer.Shader.SetConstBuffer(BasePosition + (uint)Offset, Cbuf, Data);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void UploadVertexArrays(NvGpuVmm Vmm)
|
|
{
|
|
long IndexPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.IndexArrayAddress);
|
|
|
|
long IboKey = Vmm.GetPhysicalAddress(IndexPosition);
|
|
|
|
int IndexEntryFmt = ReadRegister(NvGpuEngine3dReg.IndexArrayFormat);
|
|
int IndexFirst = ReadRegister(NvGpuEngine3dReg.IndexBatchFirst);
|
|
int IndexCount = ReadRegister(NvGpuEngine3dReg.IndexBatchCount);
|
|
|
|
GalIndexFormat IndexFormat = (GalIndexFormat)IndexEntryFmt;
|
|
|
|
int IndexEntrySize = 1 << IndexEntryFmt;
|
|
|
|
if (IndexEntrySize > 4)
|
|
{
|
|
throw new InvalidOperationException();
|
|
}
|
|
|
|
if (IndexCount != 0)
|
|
{
|
|
int IbSize = IndexCount * IndexEntrySize;
|
|
|
|
bool IboCached = Gpu.Renderer.Rasterizer.IsIboCached(IboKey, (uint)IbSize);
|
|
|
|
if (!IboCached || Vmm.IsRegionModified(IboKey, (uint)IbSize, NvGpuBufferType.Index))
|
|
{
|
|
byte[] Data = Vmm.ReadBytes(IndexPosition, (uint)IbSize);
|
|
|
|
Gpu.Renderer.Rasterizer.CreateIbo(IboKey, Data);
|
|
}
|
|
|
|
Gpu.Renderer.Rasterizer.SetIndexArray(IbSize, 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));
|
|
}
|
|
|
|
int VertexFirst = ReadRegister(NvGpuEngine3dReg.VertexArrayFirst);
|
|
int VertexCount = ReadRegister(NvGpuEngine3dReg.VertexArrayCount);
|
|
|
|
int PrimCtrl = ReadRegister(NvGpuEngine3dReg.VertexBeginGl);
|
|
|
|
for (int Index = 0; Index < 32; Index++)
|
|
{
|
|
if (Attribs[Index] == null)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
int Control = ReadRegister(NvGpuEngine3dReg.VertexArrayNControl + Index * 4);
|
|
|
|
bool Enable = (Control & 0x1000) != 0;
|
|
|
|
long VertexPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.VertexArrayNAddress + Index * 4);
|
|
long VertexEndPos = MakeInt64From2xInt32(NvGpuEngine3dReg.VertexArrayNEndAddr + Index * 2);
|
|
|
|
if (!Enable)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
long VboKey = Vmm.GetPhysicalAddress(VertexPosition);
|
|
|
|
int Stride = Control & 0xfff;
|
|
|
|
long VbSize = (VertexEndPos - VertexPosition) + 1;
|
|
|
|
bool VboCached = Gpu.Renderer.Rasterizer.IsVboCached(VboKey, VbSize);
|
|
|
|
if (!VboCached || Vmm.IsRegionModified(VboKey, VbSize, NvGpuBufferType.Vertex))
|
|
{
|
|
byte[] Data = Vmm.ReadBytes(VertexPosition, VbSize);
|
|
|
|
Gpu.Renderer.Rasterizer.CreateVbo(VboKey, Data);
|
|
}
|
|
|
|
Gpu.Renderer.Rasterizer.SetVertexArray(Stride, VboKey, Attribs[Index].ToArray());
|
|
}
|
|
|
|
GalPrimitiveType PrimType = (GalPrimitiveType)(PrimCtrl & 0xffff);
|
|
|
|
if (IndexCount != 0)
|
|
{
|
|
int VertexBase = ReadRegister(NvGpuEngine3dReg.VertexArrayElemBase);
|
|
|
|
Gpu.Renderer.Rasterizer.DrawElements(IboKey, IndexFirst, VertexBase, PrimType);
|
|
}
|
|
else
|
|
{
|
|
Gpu.Renderer.Rasterizer.DrawArrays(VertexFirst, VertexCount, PrimType);
|
|
}
|
|
}
|
|
|
|
private void QueryControl(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
|
{
|
|
long Position = MakeInt64From2xInt32(NvGpuEngine3dReg.QueryAddress);
|
|
|
|
int Seq = Registers[(int)NvGpuEngine3dReg.QuerySequence];
|
|
int Ctrl = Registers[(int)NvGpuEngine3dReg.QueryControl];
|
|
|
|
int Mode = Ctrl & 3;
|
|
|
|
if (Mode == 0)
|
|
{
|
|
//Write mode.
|
|
Vmm.WriteInt32(Position, Seq);
|
|
}
|
|
|
|
WriteRegister(PBEntry);
|
|
}
|
|
|
|
private void CbData(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
|
{
|
|
long Position = MakeInt64From2xInt32(NvGpuEngine3dReg.ConstBufferAddress);
|
|
|
|
int Offset = ReadRegister(NvGpuEngine3dReg.ConstBufferOffset);
|
|
|
|
foreach (int Arg in PBEntry.Arguments)
|
|
{
|
|
Vmm.WriteInt32(Position + Offset, Arg);
|
|
|
|
Offset += 4;
|
|
}
|
|
|
|
WriteRegister(NvGpuEngine3dReg.ConstBufferOffset, Offset);
|
|
}
|
|
|
|
private void CbBind(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
|
|
{
|
|
int Stage = (PBEntry.Method - 0x904) >> 3;
|
|
|
|
int Index = PBEntry.Arguments[0];
|
|
|
|
bool Enabled = (Index & 1) != 0;
|
|
|
|
Index = (Index >> 4) & 0x1f;
|
|
|
|
long Position = MakeInt64From2xInt32(NvGpuEngine3dReg.ConstBufferAddress);
|
|
|
|
ConstBuffers[Stage][Index].Position = Position;
|
|
ConstBuffers[Stage][Index].Enabled = Enabled;
|
|
|
|
ConstBuffers[Stage][Index].Size = ReadRegister(NvGpuEngine3dReg.ConstBufferSize);
|
|
}
|
|
|
|
private float GetFlipSign(NvGpuEngine3dReg Reg)
|
|
{
|
|
return MathF.Sign(ReadRegisterFloat(Reg));
|
|
}
|
|
|
|
private long MakeInt64From2xInt32(NvGpuEngine3dReg Reg)
|
|
{
|
|
return
|
|
(long)Registers[(int)Reg + 0] << 32 |
|
|
(uint)Registers[(int)Reg + 1];
|
|
}
|
|
|
|
private void WriteRegister(NvGpuPBEntry 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 float ReadRegisterFloat(NvGpuEngine3dReg Reg)
|
|
{
|
|
return BitConverter.Int32BitsToSingle(ReadRegister(Reg));
|
|
}
|
|
|
|
private void WriteRegister(NvGpuEngine3dReg Reg, int Value)
|
|
{
|
|
Registers[(int)Reg] = Value;
|
|
}
|
|
|
|
public bool IsFrameBufferPosition(long Position)
|
|
{
|
|
return FrameBuffers.Contains(Position);
|
|
}
|
|
}
|
|
} |