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Rename Ryujinx.Core to Ryujinx.HLE and add a separate project for a future LLE implementation

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This commit is contained in:
gdkchan 2018-06-10 21:46:42 -03:00
parent 518fe799da
commit 76f3b1b3a4
248 changed files with 2266 additions and 2244 deletions
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59
Ryujinx.HLE/Gpu/BlockLinearSwizzle.cs Normal file
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using System;
namespace Ryujinx.HLE.Gpu
{
class BlockLinearSwizzle : ISwizzle
{
private int BhShift;
private int BppShift;
private int BhMask;
private int XShift;
private int GobStride;
public BlockLinearSwizzle(int Width, int Bpp, int BlockHeight = 16)
{
BhMask = (BlockHeight * 8) - 1;
BhShift = CountLsbZeros(BlockHeight * 8);
BppShift = CountLsbZeros(Bpp);
int WidthInGobs = (int)MathF.Ceiling(Width * Bpp / 64f);
GobStride = 512 * BlockHeight * WidthInGobs;
XShift = CountLsbZeros(512 * BlockHeight);
}
private int CountLsbZeros(int Value)
{
int Count = 0;
while (((Value >> Count) & 1) == 0)
{
Count++;
}
return Count;
}
public int GetSwizzleOffset(int X, int Y)
{
X <<= BppShift;
int Position = (Y >> BhShift) * GobStride;
Position += (X >> 6) << XShift;
Position += ((Y & BhMask) >> 3) << 9;
Position += ((X & 0x3f) >> 5) << 8;
Position += ((Y & 0x07) >> 1) << 6;
Position += ((X & 0x1f) >> 4) << 5;
Position += ((Y & 0x01) >> 0) << 4;
Position += ((X & 0x0f) >> 0) << 0;
return Position;
}
}
}

9
Ryujinx.HLE/Gpu/INvGpuEngine.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
interface INvGpuEngine
{
int[] Registers { get; }
void CallMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry);
}
}

7
Ryujinx.HLE/Gpu/ISwizzle.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
interface ISwizzle
{
int GetSwizzleOffset(int X, int Y);
}
}

19
Ryujinx.HLE/Gpu/LinearSwizzle.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
class LinearSwizzle : ISwizzle
{
private int Pitch;
private int Bpp;
public LinearSwizzle(int Pitch, int Bpp)
{
this.Pitch = Pitch;
this.Bpp = Bpp;
}
public int GetSwizzleOffset(int X, int Y)
{
return X * Bpp + Y * Pitch;
}
}
}

419
Ryujinx.HLE/Gpu/MacroInterpreter.cs Normal file
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using System;
using System.Collections.Generic;
namespace Ryujinx.HLE.Gpu
{
class MacroInterpreter
{
private enum AssignmentOperation
{
IgnoreAndFetch = 0,
Move = 1,
MoveAndSetMaddr = 2,
FetchAndSend = 3,
MoveAndSend = 4,
FetchAndSetMaddr = 5,
MoveAndSetMaddrThenFetchAndSend = 6,
MoveAndSetMaddrThenSendHigh = 7
}
private enum AluOperation
{
AluReg = 0,
AddImmediate = 1,
BitfieldReplace = 2,
BitfieldExtractLslImm = 3,
BitfieldExtractLslReg = 4,
ReadImmediate = 5
}
private enum AluRegOperation
{
Add = 0,
AddWithCarry = 1,
Subtract = 2,
SubtractWithBorrow = 3,
BitwiseExclusiveOr = 8,
BitwiseOr = 9,
BitwiseAnd = 10,
BitwiseAndNot = 11,
BitwiseNotAnd = 12
}
private NvGpuFifo PFifo;
private INvGpuEngine Engine;
public Queue<int> Fifo { get; private set; }
private int[] Gprs;
private int MethAddr;
private int MethIncr;
private bool Carry;
private int OpCode;
private int PipeOp;
private long Pc;
public MacroInterpreter(NvGpuFifo PFifo, INvGpuEngine Engine)
{
this.PFifo = PFifo;
this.Engine = Engine;
Fifo = new Queue<int>();
Gprs = new int[8];
}
public void Execute(NvGpuVmm Vmm, long Position, int Param)
{
Reset();
Gprs[1] = Param;
Pc = Position;
FetchOpCode(Vmm);
while (Step(Vmm));
//Due to the delay slot, we still need to execute
//one more instruction before we actually exit.
Step(Vmm);
}
private void Reset()
{
for (int Index = 0; Index < Gprs.Length; Index++)
{
Gprs[Index] = 0;
}
MethAddr = 0;
MethIncr = 0;
Carry = false;
}
private bool Step(NvGpuVmm Vmm)
{
long BaseAddr = Pc - 4;
FetchOpCode(Vmm);
if ((OpCode & 7) < 7)
{
//Operation produces a value.
AssignmentOperation AsgOp = (AssignmentOperation)((OpCode >> 4) & 7);
int Result = GetAluResult();
switch (AsgOp)
{
//Fetch parameter and ignore result.
case AssignmentOperation.IgnoreAndFetch:
{
SetDstGpr(FetchParam());
break;
}
//Move result.
case AssignmentOperation.Move:
{
SetDstGpr(Result);
break;
}
//Move result and use as Method Address.
case AssignmentOperation.MoveAndSetMaddr:
{
SetDstGpr(Result);
SetMethAddr(Result);
break;
}
//Fetch parameter and send result.
case AssignmentOperation.FetchAndSend:
{
SetDstGpr(FetchParam());
Send(Vmm, Result);
break;
}
//Move and send result.
case AssignmentOperation.MoveAndSend:
{
SetDstGpr(Result);
Send(Vmm, Result);
break;
}
//Fetch parameter and use result as Method Address.
case AssignmentOperation.FetchAndSetMaddr:
{
SetDstGpr(FetchParam());
SetMethAddr(Result);
break;
}
//Move result and use as Method Address, then fetch and send paramter.
case AssignmentOperation.MoveAndSetMaddrThenFetchAndSend:
{
SetDstGpr(Result);
SetMethAddr(Result);
Send(Vmm, FetchParam());
break;
}
//Move result and use as Method Address, then send bits 17:12 of result.
case AssignmentOperation.MoveAndSetMaddrThenSendHigh:
{
SetDstGpr(Result);
SetMethAddr(Result);
Send(Vmm, (Result >> 12) & 0x3f);
break;
}
}
}
else
{
//Branch.
bool OnNotZero = ((OpCode >> 4) & 1) != 0;
bool Taken = OnNotZero
? GetGprA() != 0
: GetGprA() == 0;
if (Taken)
{
Pc = BaseAddr + (GetImm() << 2);
bool NoDelays = (OpCode & 0x20) != 0;
if (NoDelays)
{
FetchOpCode(Vmm);
}
return true;
}
}
bool Exit = (OpCode & 0x80) != 0;
return !Exit;
}
private void FetchOpCode(NvGpuVmm Vmm)
{
OpCode = PipeOp;
PipeOp = Vmm.ReadInt32(Pc);
Pc += 4;
}
private int GetAluResult()
{
AluOperation Op = (AluOperation)(OpCode & 7);
switch (Op)
{
case AluOperation.AluReg:
{
AluRegOperation AluOp = (AluRegOperation)((OpCode >> 17) & 0x1f);
return GetAluResult(AluOp, GetGprA(), GetGprB());
}
case AluOperation.AddImmediate:
{
return GetGprA() + GetImm();
}
case AluOperation.BitfieldReplace:
case AluOperation.BitfieldExtractLslImm:
case AluOperation.BitfieldExtractLslReg:
{
int BfSrcBit = (OpCode >> 17) & 0x1f;
int BfSize = (OpCode >> 22) & 0x1f;
int BfDstBit = (OpCode >> 27) & 0x1f;
int BfMask = (1 << BfSize) - 1;
int Dst = GetGprA();
int Src = GetGprB();
switch (Op)
{
case AluOperation.BitfieldReplace:
{
Src = (int)((uint)Src >> BfSrcBit) & BfMask;
Dst &= ~(BfMask << BfDstBit);
Dst |= Src << BfDstBit;
return Dst;
}
case AluOperation.BitfieldExtractLslImm:
{
Src = (int)((uint)Src >> Dst) & BfMask;
return Src << BfDstBit;
}
case AluOperation.BitfieldExtractLslReg:
{
Src = (int)((uint)Src >> BfSrcBit) & BfMask;
return Src << Dst;
}
}
break;
}
case AluOperation.ReadImmediate:
{
return Read(GetGprA() + GetImm());
}
}
throw new ArgumentException(nameof(OpCode));
}
private int GetAluResult(AluRegOperation AluOp, int A, int B)
{
switch (AluOp)
{
case AluRegOperation.Add:
{
ulong Result = (ulong)A + (ulong)B;
Carry = Result > 0xffffffff;
return (int)Result;
}
case AluRegOperation.AddWithCarry:
{
ulong Result = (ulong)A + (ulong)B + (Carry ? 1UL : 0UL);
Carry = Result > 0xffffffff;
return (int)Result;
}
case AluRegOperation.Subtract:
{
ulong Result = (ulong)A - (ulong)B;
Carry = Result < 0x100000000;
return (int)Result;
}
case AluRegOperation.SubtractWithBorrow:
{
ulong Result = (ulong)A - (ulong)B - (Carry ? 0UL : 1UL);
Carry = Result < 0x100000000;
return (int)Result;
}
case AluRegOperation.BitwiseExclusiveOr: return A ^ B;
case AluRegOperation.BitwiseOr: return A | B;
case AluRegOperation.BitwiseAnd: return A & B;
case AluRegOperation.BitwiseAndNot: return A & ~B;
case AluRegOperation.BitwiseNotAnd: return ~(A & B);
}
throw new ArgumentOutOfRangeException(nameof(AluOp));
}
private int GetImm()
{
//Note: The immediate is signed, the sign-extension is intended here.
return OpCode >> 14;
}
private void SetMethAddr(int Value)
{
MethAddr = (Value >> 0) & 0xfff;
MethIncr = (Value >> 12) & 0x3f;
}
private void SetDstGpr(int Value)
{
Gprs[(OpCode >> 8) & 7] = Value;
}
private int GetGprA()
{
return GetGprValue((OpCode >> 11) & 7);
}
private int GetGprB()
{
return GetGprValue((OpCode >> 14) & 7);
}
private int GetGprValue(int Index)
{
return Index != 0 ? Gprs[Index] : 0;
}
private int FetchParam()
{
int Value;
//If we don't have any parameters in the FIFO,
//keep running the PFIFO engine until it writes the parameters.
while (!Fifo.TryDequeue(out Value))
{
if (!PFifo.Step())
{
return 0;
}
}
return Value;
}
private int Read(int Reg)
{
return Engine.Registers[Reg];
}
private void Send(NvGpuVmm Vmm, int Value)
{
NvGpuPBEntry PBEntry = new NvGpuPBEntry(MethAddr, 0, Value);
Engine.CallMethod(Vmm, PBEntry);
MethAddr += MethIncr;
}
}
}

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Ryujinx.HLE/Gpu/NvGpu.cs Normal file
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using Ryujinx.Graphics.Gal;
using System.Threading;
namespace Ryujinx.HLE.Gpu
{
class NvGpu
{
public IGalRenderer Renderer { get; private set; }
public NvGpuFifo Fifo { get; private set; }
public NvGpuEngine2d Engine2d { get; private set; }
public NvGpuEngine3d Engine3d { get; private set; }
private Thread FifoProcessing;
private bool KeepRunning;
public NvGpu(IGalRenderer Renderer)
{
this.Renderer = Renderer;
Fifo = new NvGpuFifo(this);
Engine2d = new NvGpuEngine2d(this);
Engine3d = new NvGpuEngine3d(this);
KeepRunning = true;
FifoProcessing = new Thread(ProcessFifo);
FifoProcessing.Start();
}
private void ProcessFifo()
{
while (KeepRunning)
{
Fifo.DispatchCalls();
Thread.Yield();
}
}
}
}

9
Ryujinx.HLE/Gpu/NvGpuBufferType.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
enum NvGpuBufferType
{
Index,
Vertex,
Texture
}
}

11
Ryujinx.HLE/Gpu/NvGpuEngine.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
enum NvGpuEngine
{
_2d = 0x902d,
_3d = 0xb197,
Compute = 0xb1c0,
Kepler = 0xa140,
Dma = 0xb0b5
}
}

168
Ryujinx.HLE/Gpu/NvGpuEngine2d.cs Normal file
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using Ryujinx.Graphics.Gal;
using System.Collections.Generic;
namespace Ryujinx.HLE.Gpu
{
class NvGpuEngine2d : INvGpuEngine
{
private enum CopyOperation
{
SrcCopyAnd,
RopAnd,
Blend,
SrcCopy,
Rop,
SrcCopyPremult,
BlendPremult
}
public int[] Registers { get; private set; }
private NvGpu Gpu;
private Dictionary<int, NvGpuMethod> Methods;
public NvGpuEngine2d(NvGpu 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(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method))
{
Method(Vmm, PBEntry);
}
else
{
WriteRegister(PBEntry);
}
}
private void TextureCopy(NvGpuVmm Vmm, NvGpuPBEntry 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 = Vmm.GetPhysicalAddress(MakeInt64From2xInt32(NvGpuEngine2dReg.SrcAddress));
long SrcAddress = MakeInt64From2xInt32(NvGpuEngine2dReg.SrcAddress);
long DstAddress = MakeInt64From2xInt32(NvGpuEngine2dReg.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)
{
//TODO: Change this when the correct frame buffer resolution is used.
//Currently, the frame buffer size is hardcoded to 1280x720.
SrcWidth = 1280;
SrcHeight = 720;
Gpu.Renderer.GetFrameBufferData(Tag, (byte[] Buffer) =>
{
CopyTexture(
Vmm,
DstTexture,
Buffer,
SrcWidth,
SrcHeight);
});
}
else
{
long Size = SrcWidth * SrcHeight * 4;
byte[] Buffer = Vmm.ReadBytes(SrcAddress, Size);
CopyTexture(
Vmm,
DstTexture,
Buffer,
SrcWidth,
SrcHeight);
}
}
private void CopyTexture(
NvGpuVmm Vmm,
Texture Texture,
byte[] Buffer,
int Width,
int Height)
{
TextureWriter.Write(Vmm, Texture, Buffer, Width, Height);
}
private long MakeInt64From2xInt32(NvGpuEngine2dReg 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(NvGpuEngine2dReg Reg)
{
return Registers[(int)Reg];
}
private void WriteRegister(NvGpuEngine2dReg Reg, int Value)
{
Registers[(int)Reg] = Value;
}
}
}

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Ryujinx.HLE/Gpu/NvGpuEngine2dReg.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
enum NvGpuEngine2dReg
{
DstFormat = 0x80,
DstLinear = 0x81,
DstBlockDimensions = 0x82,
DstDepth = 0x83,
DstLayer = 0x84,
DstPitch = 0x85,
DstWidth = 0x86,
DstHeight = 0x87,
DstAddress = 0x88,
SrcFormat = 0x8c,
SrcLinear = 0x8d,
SrcBlockDimensions = 0x8e,
SrcDepth = 0x8f,
SrcLayer = 0x90,
SrcPitch = 0x91,
SrcWidth = 0x92,
SrcHeight = 0x93,
SrcAddress = 0x94,
CopyOperation = 0xab
}
}

531
Ryujinx.HLE/Gpu/NvGpuEngine3d.cs Normal file
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using Ryujinx.Graphics.Gal;
using System;
using System.Collections.Generic;
namespace Ryujinx.HLE.Gpu
{
class NvGpuEngine3d : INvGpuEngine
{
public int[] Registers { get; private set; }
private NvGpu 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(NvGpu 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, 5, 8, CbBind);
ConstBuffers = new ConstBuffer[6][];
for (int Index = 0; Index < ConstBuffers.Length; Index++)
{
ConstBuffers[Index] = new ConstBuffer[18];
}
FrameBuffers = new HashSet<long>();
}
public void CallMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
if (Methods.TryGetValue(PBEntry.Method, out NvGpuMethod Method))
{
Method(Vmm, PBEntry);
}
else
{
WriteRegister(PBEntry);
}
}
private void VertexEndGl(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
SetFrameBuffer(Vmm, 0);
long[] Tags = UploadShaders(Vmm);
Gpu.Renderer.BindProgram();
SetAlphaBlending();
UploadTextures(Vmm, Tags);
UploadUniforms(Vmm);
UploadVertexArrays(Vmm);
}
private void ClearBuffers(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
int Arg0 = PBEntry.Arguments[0];
int FbIndex = (Arg0 >> 6) & 0xf;
int Layer = (Arg0 >> 10) & 0x3ff;
GalClearBufferFlags Flags = (GalClearBufferFlags)(Arg0 & 0x3f);
SetFrameBuffer(Vmm, 0);
//TODO: Enable this once the frame buffer problems are fixed.
//Gpu.Renderer.ClearBuffers(Layer, Flags);
}
private void SetFrameBuffer(NvGpuVmm Vmm, int FbIndex)
{
long VA = MakeInt64From2xInt32(NvGpuEngine3dReg.FrameBufferNAddress + FbIndex * 0x10);
long PA = Vmm.GetPhysicalAddress(VA);
FrameBuffers.Add(PA);
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(PA, 1280, 720);
Gpu.Renderer.BindFrameBuffer(PA);
}
private long[] UploadShaders(NvGpuVmm Vmm)
{
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;
GalShaderType ShaderType = GetTypeFromProgram(Index);
Tags[(int)ShaderType] = Tag;
Gpu.Renderer.CreateShader(Vmm, Tag, ShaderType);
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);
if (!Enable)
{
//If blend is not enabled, then the other values have no effect.
//Note that if it is disabled, the register may contain invalid values.
return;
}
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(NvGpuVmm Vmm, long[] Tags)
{
long BaseShPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.ShaderAddress);
int TextureCbIndex = ReadRegister(NvGpuEngine3dReg.TextureCbIndex);
//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 = ConstBuffers[Index][TextureCbIndex].Position;
UploadTexture(Vmm, Position, TexIndex, DeclInfo.Index);
Gpu.Renderer.SetUniform1(DeclInfo.Name, TexIndex);
TexIndex++;
}
}
}
private void UploadTexture(NvGpuVmm Vmm, long BasePosition, int TexIndex, int HndIndex)
{
long Position = BasePosition + HndIndex * 4;
int TextureHandle = Vmm.ReadInt32(Position);
int TicIndex = (TextureHandle >> 0) & 0xfffff;
int TscIndex = (TextureHandle >> 20) & 0xfff;
long TicPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.TexHeaderPoolOffset);
long TscPosition = MakeInt64From2xInt32(NvGpuEngine3dReg.TexSamplerPoolOffset);
TicPosition += TicIndex * 0x20;
TscPosition += TscIndex * 0x20;
GalTextureSampler Sampler = TextureFactory.MakeSampler(Gpu, Vmm, TscPosition);
long TextureAddress = Vmm.ReadInt64(TicPosition + 4) & 0xffffffffffff;
long Tag = TextureAddress;
TextureAddress = Vmm.GetPhysicalAddress(TextureAddress);
if (IsFrameBufferPosition(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 NewTexture = TextureFactory.MakeTexture(Vmm, TicPosition);
long Size = (uint)TextureHelper.GetTextureSize(NewTexture);
if (Gpu.Renderer.TryGetCachedTexture(Tag, Size, out GalTexture Texture))
{
if (NewTexture.Equals(Texture) && !Vmm.IsRegionModified(Tag, Size, NvGpuBufferType.Texture))
{
Gpu.Renderer.BindTexture(Tag, TexIndex);
return;
}
}
byte[] Data = TextureFactory.GetTextureData(Vmm, TicPosition);
Gpu.Renderer.SetTextureAndSampler(Tag, Data, NewTexture, Sampler);
Gpu.Renderer.BindTexture(Tag, TexIndex);
}
}
private void UploadUniforms(NvGpuVmm Vmm)
{
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[Index][Cbuf];
if (Cb.Enabled)
{
byte[] Data = Vmm.ReadBytes(Cb.Position, (uint)Cb.Size);
Gpu.Renderer.SetConstBuffer(BasePosition + (uint)Offset, Cbuf, Data);
}
}
}
}
private void UploadVertexArrays(NvGpuVmm Vmm)
{
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)
{
int IbSize = IndexCount * IndexSize;
bool IboCached = Gpu.Renderer.IsIboCached(IndexPosition, (uint)IbSize);
if (!IboCached || Vmm.IsRegionModified(IndexPosition, (uint)IbSize, NvGpuBufferType.Index))
{
byte[] Data = Vmm.ReadBytes(IndexPosition, (uint)IbSize);
Gpu.Renderer.CreateIbo(IndexPosition, Data);
}
Gpu.Renderer.SetIndexArray(IndexPosition, 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;
}
int Stride = Control & 0xfff;
long VbSize = 0;
if (IndexCount != 0)
{
VbSize = (VertexEndPos - VertexPosition) + 1;
}
else
{
VbSize = VertexCount * Stride;
}
bool VboCached = Gpu.Renderer.IsVboCached(VertexPosition, VbSize);
if (!VboCached || Vmm.IsRegionModified(VertexPosition, VbSize, NvGpuBufferType.Vertex))
{
byte[] Data = Vmm.ReadBytes(VertexPosition, VbSize);
Gpu.Renderer.CreateVbo(VertexPosition, Data);
}
Gpu.Renderer.SetVertexArray(Index, Stride, VertexPosition, Attribs[Index].ToArray());
}
GalPrimitiveType PrimType = (GalPrimitiveType)(PrimCtrl & 0xffff);
if (IndexCount != 0)
{
Gpu.Renderer.DrawElements(IndexPosition, IndexFirst, PrimType);
}
else
{
Gpu.Renderer.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 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 void WriteRegister(NvGpuEngine3dReg Reg, int Value)
{
Registers[(int)Reg] = Value;
}
public bool IsFrameBufferPosition(long Position)
{
return FrameBuffers.Contains(Position);
}
}
}

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namespace Ryujinx.HLE.Gpu
{
enum NvGpuEngine3dReg
{
FrameBufferNAddress = 0x200,
FrameBufferNWidth = 0x202,
FrameBufferNHeight = 0x203,
FrameBufferNFormat = 0x204,
ViewportScaleX = 0x280,
ViewportScaleY = 0x281,
ViewportScaleZ = 0x282,
ViewportTranslateX = 0x283,
ViewportTranslateY = 0x284,
ViewportTranslateZ = 0x285,
VertexArrayFirst = 0x35d,
VertexArrayCount = 0x35e,
VertexAttribNFormat = 0x458,
IBlendEnable = 0x4b9,
BlendSeparateAlpha = 0x4cf,
BlendEquationRgb = 0x4d0,
BlendFuncSrcRgb = 0x4d1,
BlendFuncDstRgb = 0x4d2,
BlendEquationAlpha = 0x4d3,
BlendFuncSrcAlpha = 0x4d4,
BlendFuncDstAlpha = 0x4d6,
BlendEnableMaster = 0x4d7,
IBlendNEnable = 0x4d8,
VertexArrayElemBase = 0x50d,
TexHeaderPoolOffset = 0x55d,
TexSamplerPoolOffset = 0x557,
ShaderAddress = 0x582,
VertexBeginGl = 0x586,
IndexArrayAddress = 0x5f2,
IndexArrayEndAddr = 0x5f4,
IndexArrayFormat = 0x5f6,
IndexBatchFirst = 0x5f7,
IndexBatchCount = 0x5f8,
QueryAddress = 0x6c0,
QuerySequence = 0x6c2,
QueryControl = 0x6c3,
VertexArrayNControl = 0x700,
VertexArrayNAddress = 0x701,
VertexArrayNDivisor = 0x703,
IBlendNSeparateAlpha = 0x780,
IBlendNEquationRgb = 0x781,
IBlendNFuncSrcRgb = 0x782,
IBlendNFuncDstRgb = 0x783,
IBlendNEquationAlpha = 0x784,
IBlendNFuncSrcAlpha = 0x785,
IBlendNFuncDstAlpha = 0x786,
VertexArrayNEndAddr = 0x7c0,
ShaderNControl = 0x800,
ShaderNOffset = 0x801,
ShaderNMaxGprs = 0x803,
ShaderNType = 0x804,
ConstBufferSize = 0x8e0,
ConstBufferAddress = 0x8e1,
ConstBufferOffset = 0x8e3,
TextureCbIndex = 0x982
}
}

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using System.Collections.Concurrent;
namespace Ryujinx.HLE.Gpu
{
class NvGpuFifo
{
private const int MacrosCount = 0x80;
private const int MacroIndexMask = MacrosCount - 1;
private NvGpu Gpu;
private ConcurrentQueue<(NvGpuVmm, NvGpuPBEntry)> BufferQueue;
private NvGpuEngine[] SubChannels;
private struct CachedMacro
{
public long Position { get; private set; }
private MacroInterpreter Interpreter;
public CachedMacro(NvGpuFifo PFifo, INvGpuEngine Engine, long Position)
{
this.Position = Position;
Interpreter = new MacroInterpreter(PFifo, Engine);
}
public void PushParam(int Param)
{
Interpreter?.Fifo.Enqueue(Param);
}
public void Execute(NvGpuVmm Vmm, int Param)
{
Interpreter?.Execute(Vmm, Position, Param);
}
}
private long CurrMacroPosition;
private int CurrMacroBindIndex;
private CachedMacro[] Macros;
public NvGpuFifo(NvGpu Gpu)
{
this.Gpu = Gpu;
BufferQueue = new ConcurrentQueue<(NvGpuVmm, NvGpuPBEntry)>();
SubChannels = new NvGpuEngine[8];
Macros = new CachedMacro[MacrosCount];
}
public void PushBuffer(NvGpuVmm Vmm, NvGpuPBEntry[] Buffer)
{
foreach (NvGpuPBEntry PBEntry in Buffer)
{
BufferQueue.Enqueue((Vmm, PBEntry));
}
}
public void DispatchCalls()
{
while (Step());
}
public bool Step()
{
if (BufferQueue.TryDequeue(out (NvGpuVmm Vmm, NvGpuPBEntry PBEntry) Tuple))
{
CallMethod(Tuple.Vmm, Tuple.PBEntry);
return true;
}
return false;
}
private void CallMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
if (PBEntry.Method < 0x80)
{
switch ((NvGpuFifoMeth)PBEntry.Method)
{
case NvGpuFifoMeth.BindChannel:
{
NvGpuEngine Engine = (NvGpuEngine)PBEntry.Arguments[0];
SubChannels[PBEntry.SubChannel] = Engine;
break;
}
case NvGpuFifoMeth.SetMacroUploadAddress:
{
CurrMacroPosition = (long)((ulong)PBEntry.Arguments[0] << 2);
break;
}
case NvGpuFifoMeth.SendMacroCodeData:
{
long Position = CurrMacroPosition;
foreach (int Arg in PBEntry.Arguments)
{
Vmm.WriteInt32(Position, Arg);
CurrMacroPosition += 4;
Position += 4;
}
break;
}
case NvGpuFifoMeth.SetMacroBindingIndex:
{
CurrMacroBindIndex = PBEntry.Arguments[0];
break;
}
case NvGpuFifoMeth.BindMacro:
{
long Position = (long)((ulong)PBEntry.Arguments[0] << 2);
Macros[CurrMacroBindIndex] = new CachedMacro(this, Gpu.Engine3d, Position);
break;
}
}
}
else
{
switch (SubChannels[PBEntry.SubChannel])
{
case NvGpuEngine._2d: Call2dMethod(Vmm, PBEntry); break;
case NvGpuEngine._3d: Call3dMethod(Vmm, PBEntry); break;
}
}
}
private void Call2dMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
Gpu.Engine2d.CallMethod(Vmm, PBEntry);
}
private void Call3dMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
if (PBEntry.Method < 0xe00)
{
Gpu.Engine3d.CallMethod(Vmm, PBEntry);
}
else
{
int MacroIndex = (PBEntry.Method >> 1) & MacroIndexMask;
if ((PBEntry.Method & 1) != 0)
{
foreach (int Arg in PBEntry.Arguments)
{
Macros[MacroIndex].PushParam(Arg);
}
}
else
{
Macros[MacroIndex].Execute(Vmm, PBEntry.Arguments[0]);
}
}
}
}
}

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Ryujinx.HLE/Gpu/NvGpuFifoMeth.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
enum NvGpuFifoMeth
{
BindChannel = 0,
SetMacroUploadAddress = 0x45,
SendMacroCodeData = 0x46,
SetMacroBindingIndex = 0x47,
BindMacro = 0x48
}
}

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Ryujinx.HLE/Gpu/NvGpuMethod.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
delegate void NvGpuMethod(NvGpuVmm Vmm, NvGpuPBEntry PBEntry);
}

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Ryujinx.HLE/Gpu/NvGpuPBEntry.cs Normal file
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using System;
using System.Collections.ObjectModel;
namespace Ryujinx.HLE.Gpu
{
struct NvGpuPBEntry
{
public int Method { get; private set; }
public int SubChannel { get; private set; }
private int[] m_Arguments;
public ReadOnlyCollection<int> Arguments => Array.AsReadOnly(m_Arguments);
public NvGpuPBEntry(int Method, int SubChannel, params int[] Arguments)
{
this.Method = Method;
this.SubChannel = SubChannel;
this.m_Arguments = Arguments;
}
}
}

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Ryujinx.HLE/Gpu/NvGpuPushBuffer.cs Normal file
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using System.Collections.Generic;
using System.IO;
namespace Ryujinx.HLE.Gpu
{
static class NvGpuPushBuffer
{
private enum SubmissionMode
{
Incrementing = 1,
NonIncrementing = 3,
Immediate = 4,
IncrementOnce = 5
}
public static NvGpuPBEntry[] Decode(byte[] Data)
{
using (MemoryStream MS = new MemoryStream(Data))
{
BinaryReader Reader = new BinaryReader(MS);
List<NvGpuPBEntry> PushBuffer = new List<NvGpuPBEntry>();
bool CanRead() => MS.Position + 4 <= MS.Length;
while (CanRead())
{
int Packed = Reader.ReadInt32();
int Meth = (Packed >> 0) & 0x1fff;
int SubC = (Packed >> 13) & 7;
int Args = (Packed >> 16) & 0x1fff;
int Mode = (Packed >> 29) & 7;
switch ((SubmissionMode)Mode)
{
case SubmissionMode.Incrementing:
{
for (int Index = 0; Index < Args && CanRead(); Index++, Meth++)
{
PushBuffer.Add(new NvGpuPBEntry(Meth, SubC, Reader.ReadInt32()));
}
break;
}
case SubmissionMode.NonIncrementing:
{
int[] Arguments = new int[Args];
for (int Index = 0; Index < Arguments.Length; Index++)
{
if (!CanRead())
{
break;
}
Arguments[Index] = Reader.ReadInt32();
}
PushBuffer.Add(new NvGpuPBEntry(Meth, SubC, Arguments));
break;
}
case SubmissionMode.Immediate:
{
PushBuffer.Add(new NvGpuPBEntry(Meth, SubC, Args));
break;
}
case SubmissionMode.IncrementOnce:
{
if (CanRead())
{
PushBuffer.Add(new NvGpuPBEntry(Meth, SubC, Reader.ReadInt32()));
}
if (CanRead() && Args > 1)
{
int[] Arguments = new int[Args - 1];
for (int Index = 0; Index < Arguments.Length && CanRead(); Index++)
{
Arguments[Index] = Reader.ReadInt32();
}
PushBuffer.Add(new NvGpuPBEntry(Meth + 1, SubC, Arguments));
}
break;
}
}
}
return PushBuffer.ToArray();
}
}
}
}

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Ryujinx.HLE/Gpu/NvGpuVmm.cs Normal file
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using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using System.Collections.Concurrent;
namespace Ryujinx.HLE.Gpu
{
class NvGpuVmm : IAMemory, IGalMemory
{
public const long AddrSize = 1L << 40;
private const int PTLvl0Bits = 14;
private const int PTLvl1Bits = 14;
private const int PTPageBits = 12;
private const int PTLvl0Size = 1 << PTLvl0Bits;
private const int PTLvl1Size = 1 << PTLvl1Bits;
public const int PageSize = 1 << PTPageBits;
private const int PTLvl0Mask = PTLvl0Size - 1;
private const int PTLvl1Mask = PTLvl1Size - 1;
public const int PageMask = PageSize - 1;
private const int PTLvl0Bit = PTPageBits + PTLvl1Bits;
private const int PTLvl1Bit = PTPageBits;
public AMemory Memory { get; private set; }
private struct MappedMemory
{
public long Size;
public MappedMemory(long Size)
{
this.Size = Size;
}
}
private ConcurrentDictionary<long, MappedMemory> Maps;
private NvGpuVmmCache Cache;
private const long PteUnmapped = -1;
private const long PteReserved = -2;
private long[][] PageTable;
public NvGpuVmm(AMemory Memory)
{
this.Memory = Memory;
Maps = new ConcurrentDictionary<long, MappedMemory>();
Cache = new NvGpuVmmCache();
PageTable = new long[PTLvl0Size][];
}
public long Map(long PA, long VA, long Size)
{
lock (PageTable)
{
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
if (GetPte(VA + Offset) != PteReserved)
{
return Map(PA, Size);
}
}
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
SetPte(VA + Offset, PA + Offset);
}
}
return VA;
}
public long Map(long PA, long Size)
{
lock (PageTable)
{
long VA = GetFreePosition(Size);
if (VA != -1)
{
MappedMemory Map = new MappedMemory(Size);
Maps.AddOrUpdate(VA, Map, (Key, Old) => Map);
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
SetPte(VA + Offset, PA + Offset);
}
}
return VA;
}
}
public bool Unmap(long VA)
{
if (Maps.TryRemove(VA, out MappedMemory Map))
{
Free(VA, Map.Size);
return true;
}
return false;
}
public long Reserve(long VA, long Size, long Align)
{
lock (PageTable)
{
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
if (IsPageInUse(VA + Offset))
{
return Reserve(Size, Align);
}
}
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
SetPte(VA + Offset, PteReserved);
}
}
return VA;
}
public long Reserve(long Size, long Align)
{
lock (PageTable)
{
long Position = GetFreePosition(Size, Align);
if (Position != -1)
{
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
SetPte(Position + Offset, PteReserved);
}
}
return Position;
}
}
public void Free(long VA, long Size)
{
lock (PageTable)
{
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
SetPte(VA + Offset, PteUnmapped);
}
}
}
private long GetFreePosition(long Size, long Align = 1)
{
long Position = 0;
long FreeSize = 0;
if (Align < 1)
{
Align = 1;
}
Align = (Align + PageMask) & ~PageMask;
while (Position + FreeSize < AddrSize)
{
if (!IsPageInUse(Position + FreeSize))
{
FreeSize += PageSize;
if (FreeSize >= Size)
{
return Position;
}
}
else
{
Position += FreeSize + PageSize;
FreeSize = 0;
long Remainder = Position % Align;
if (Remainder != 0)
{
Position = (Position - Remainder) + Align;
}
}
}
return -1;
}
public long GetPhysicalAddress(long VA)
{
long BasePos = GetPte(VA);
if (BasePos < 0)
{
return -1;
}
return BasePos + (VA & PageMask);
}
public bool IsRegionFree(long VA, long Size)
{
for (long Offset = 0; Offset < Size; Offset += PageSize)
{
if (IsPageInUse(VA + Offset))
{
return false;
}
}
return true;
}
private bool IsPageInUse(long VA)
{
if (VA >> PTLvl0Bits + PTLvl1Bits + PTPageBits != 0)
{
return false;
}
long L0 = (VA >> PTLvl0Bit) & PTLvl0Mask;
long L1 = (VA >> PTLvl1Bit) & PTLvl1Mask;
if (PageTable[L0] == null)
{
return false;
}
return PageTable[L0][L1] != PteUnmapped;
}
private long GetPte(long Position)
{
long L0 = (Position >> PTLvl0Bit) & PTLvl0Mask;
long L1 = (Position >> PTLvl1Bit) & PTLvl1Mask;
if (PageTable[L0] == null)
{
return -1;
}
return PageTable[L0][L1];
}
private void SetPte(long Position, long TgtAddr)
{
long L0 = (Position >> PTLvl0Bit) & PTLvl0Mask;
long L1 = (Position >> PTLvl1Bit) & PTLvl1Mask;
if (PageTable[L0] == null)
{
PageTable[L0] = new long[PTLvl1Size];
for (int Index = 0; Index < PTLvl1Size; Index++)
{
PageTable[L0][Index] = PteUnmapped;
}
}
PageTable[L0][L1] = TgtAddr;
}
public bool IsRegionModified(long Position, long Size, NvGpuBufferType BufferType)
{
long PA = GetPhysicalAddress(Position);
return Cache.IsRegionModified(Memory, BufferType, Position, PA, Size);
}
public byte ReadByte(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadByte(Position);
}
public ushort ReadUInt16(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadUInt16(Position);
}
public uint ReadUInt32(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadUInt32(Position);
}
public ulong ReadUInt64(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadUInt64(Position);
}
public sbyte ReadSByte(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadSByte(Position);
}
public short ReadInt16(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadInt16(Position);
}
public int ReadInt32(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadInt32(Position);
}
public long ReadInt64(long Position)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadInt64(Position);
}
public byte[] ReadBytes(long Position, long Size)
{
Position = GetPhysicalAddress(Position);
return Memory.ReadBytes(Position, Size);
}
public void WriteByte(long Position, byte Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteByte(Position, Value);
}
public void WriteUInt16(long Position, ushort Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteUInt16(Position, Value);
}
public void WriteUInt32(long Position, uint Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteUInt32(Position, Value);
}
public void WriteUInt64(long Position, ulong Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteUInt64(Position, Value);
}
public void WriteSByte(long Position, sbyte Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteSByte(Position, Value);
}
public void WriteInt16(long Position, short Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteInt16(Position, Value);
}
public void WriteInt32(long Position, int Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteInt32(Position, Value);
}
public void WriteInt64(long Position, long Value)
{
Position = GetPhysicalAddress(Position);
Memory.WriteInt64(Position, Value);
}
public void WriteBytes(long Position, byte[] Data)
{
Position = GetPhysicalAddress(Position);
Memory.WriteBytes(Position, Data);
}
}
}

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using ChocolArm64.Memory;
using System;
using System.Collections.Generic;
namespace Ryujinx.HLE.Gpu
{
class NvGpuVmmCache
{
private const int MaxCpCount = 10000;
private const int MaxCpTimeDelta = 60000;
private class CachedPage
{
private List<(long Start, long End)> Regions;
public LinkedListNode<long> Node { get; set; }
public int Count => Regions.Count;
public int Timestamp { get; private set; }
public long PABase { get; private set; }
public NvGpuBufferType BufferType { get; private set; }
public CachedPage(long PABase, NvGpuBufferType BufferType)
{
this.PABase = PABase;
this.BufferType = BufferType;
Regions = new List<(long, long)>();
}
public bool AddRange(long Start, long End)
{
for (int Index = 0; Index < Regions.Count; Index++)
{
(long RgStart, long RgEnd) = Regions[Index];
if (Start >= RgStart && End <= RgEnd)
{
return false;
}
if (Start <= RgEnd && RgStart <= End)
{
long MinStart = Math.Min(RgStart, Start);
long MaxEnd = Math.Max(RgEnd, End);
Regions[Index] = (MinStart, MaxEnd);
Timestamp = Environment.TickCount;
return true;
}
}
Regions.Add((Start, End));
Timestamp = Environment.TickCount;
return true;
}
}
private Dictionary<long, CachedPage> Cache;
private LinkedList<long> SortedCache;
private int CpCount;
public NvGpuVmmCache()
{
Cache = new Dictionary<long, CachedPage>();
SortedCache = new LinkedList<long>();
}
public bool IsRegionModified(
AMemory Memory,
NvGpuBufferType BufferType,
long VA,
long PA,
long Size)
{
ClearCachedPagesIfNeeded();
long PageSize = Memory.GetHostPageSize();
long Mask = PageSize - 1;
long VAEnd = VA + Size;
long PAEnd = PA + Size;
bool RegMod = false;
while (VA < VAEnd)
{
long Key = VA & ~Mask;
long PABase = PA & ~Mask;
long VAPgEnd = Math.Min((VA + PageSize) & ~Mask, VAEnd);
long PAPgEnd = Math.Min((PA + PageSize) & ~Mask, PAEnd);
bool IsCached = Cache.TryGetValue(Key, out CachedPage Cp);
bool PgReset = false;
if (!IsCached)
{
Cp = new CachedPage(PABase, BufferType);
Cache.Add(Key, Cp);
}
else
{
CpCount -= Cp.Count;
SortedCache.Remove(Cp.Node);
if (Cp.PABase != PABase ||
Cp.BufferType != BufferType)
{
PgReset = true;
}
}
PgReset |= Memory.IsRegionModified(PA, PAPgEnd - PA) && IsCached;
if (PgReset)
{
Cp = new CachedPage(PABase, BufferType);
Cache[Key] = Cp;
}
Cp.Node = SortedCache.AddLast(Key);
RegMod |= Cp.AddRange(VA, VAPgEnd);
CpCount += Cp.Count;
VA = VAPgEnd;
PA = PAPgEnd;
}
return RegMod;
}
private void ClearCachedPagesIfNeeded()
{
if (CpCount <= MaxCpCount)
{
return;
}
int Timestamp = Environment.TickCount;
int TimeDelta;
do
{
if (!TryPopOldestCachedPageKey(Timestamp, out long Key))
{
break;
}
CachedPage Cp = Cache[Key];
Cache.Remove(Key);
CpCount -= Cp.Count;
TimeDelta = RingDelta(Cp.Timestamp, Timestamp);
}
while (CpCount > (MaxCpCount >> 1) || (uint)TimeDelta > (uint)MaxCpTimeDelta);
}
private bool TryPopOldestCachedPageKey(int Timestamp, out long Key)
{
LinkedListNode<long> Node = SortedCache.First;
if (Node == null)
{
Key = 0;
return false;
}
SortedCache.Remove(Node);
Key = Node.Value;
return true;
}
private int RingDelta(int Old, int New)
{
if ((uint)New < (uint)Old)
{
return New + (~Old + 1);
}
else
{
return New - Old;
}
}
}
}

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using Ryujinx.Graphics.Gal;
namespace Ryujinx.HLE.Gpu
{
struct Texture
{
public long Position { get; private set; }
public int Width { get; private set; }
public int Height { get; private set; }
public int Pitch { get; private set; }
public int BlockHeight { get; private set; }
public TextureSwizzle Swizzle { get; private set; }
public GalTextureFormat Format { get; private set; }
public Texture(
long Position,
int Width,
int Height)
{
this.Position = Position;
this.Width = Width;
this.Height = Height;
Pitch = 0;
BlockHeight = 16;
Swizzle = TextureSwizzle.BlockLinear;
Format = GalTextureFormat.A8B8G8R8;
}
public Texture(
long Position,
int Width,
int Height,
int Pitch,
int BlockHeight,
TextureSwizzle Swizzle,
GalTextureFormat Format)
{
this.Position = Position;
this.Width = Width;
this.Height = Height;
this.Pitch = Pitch;
this.BlockHeight = BlockHeight;
this.Swizzle = Swizzle;
this.Format = Format;
}
}
}

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using Ryujinx.Graphics.Gal;
using System;
namespace Ryujinx.HLE.Gpu
{
static class TextureFactory
{
public static GalTexture MakeTexture(NvGpuVmm Vmm, long TicPosition)
{
int[] Tic = ReadWords(Vmm, TicPosition, 8);
GalTextureFormat Format = (GalTextureFormat)(Tic[0] & 0x7f);
GalTextureSource XSource = (GalTextureSource)((Tic[0] >> 19) & 7);
GalTextureSource YSource = (GalTextureSource)((Tic[0] >> 22) & 7);
GalTextureSource ZSource = (GalTextureSource)((Tic[0] >> 25) & 7);
GalTextureSource WSource = (GalTextureSource)((Tic[0] >> 28) & 7);
int Width = (Tic[4] & 0xffff) + 1;
int Height = (Tic[5] & 0xffff) + 1;
return new GalTexture(
Width,
Height,
Format,
XSource,
YSource,
ZSource,
WSource);
}
public static byte[] GetTextureData(NvGpuVmm Vmm, long TicPosition)
{
int[] Tic = ReadWords(Vmm, TicPosition, 8);
GalTextureFormat Format = (GalTextureFormat)(Tic[0] & 0x7f);
long TextureAddress = (uint)Tic[1];
TextureAddress |= (long)((ushort)Tic[2]) << 32;
TextureSwizzle Swizzle = (TextureSwizzle)((Tic[2] >> 21) & 7);
int Pitch = (Tic[3] & 0xffff) << 5;
int BlockHeightLog2 = (Tic[3] >> 3) & 7;
int BlockHeight = 1 << BlockHeightLog2;
int Width = (Tic[4] & 0xffff) + 1;
int Height = (Tic[5] & 0xffff) + 1;
Texture Texture = new Texture(
TextureAddress,
Width,
Height,
Pitch,
BlockHeight,
Swizzle,
Format);
return TextureReader.Read(Vmm, Texture);
}
public static GalTextureSampler MakeSampler(NvGpu Gpu, NvGpuVmm Vmm, long TscPosition)
{
int[] Tsc = ReadWords(Vmm, TscPosition, 8);
GalTextureWrap AddressU = (GalTextureWrap)((Tsc[0] >> 0) & 7);
GalTextureWrap AddressV = (GalTextureWrap)((Tsc[0] >> 3) & 7);
GalTextureWrap AddressP = (GalTextureWrap)((Tsc[0] >> 6) & 7);
GalTextureFilter MagFilter = (GalTextureFilter) ((Tsc[1] >> 0) & 3);
GalTextureFilter MinFilter = (GalTextureFilter) ((Tsc[1] >> 4) & 3);
GalTextureMipFilter MipFilter = (GalTextureMipFilter)((Tsc[1] >> 6) & 3);
GalColorF BorderColor = new GalColorF(
BitConverter.Int32BitsToSingle(Tsc[4]),
BitConverter.Int32BitsToSingle(Tsc[5]),
BitConverter.Int32BitsToSingle(Tsc[6]),
BitConverter.Int32BitsToSingle(Tsc[7]));
return new GalTextureSampler(
AddressU,
AddressV,
AddressP,
MinFilter,
MagFilter,
MipFilter,
BorderColor);
}
private static int[] ReadWords(NvGpuVmm Vmm, long Position, int Count)
{
int[] Words = new int[Count];
for (int Index = 0; Index < Count; Index++, Position += 4)
{
Words[Index] = Vmm.ReadInt32(Position);
}
return Words;
}
}
}

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using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using System;
namespace Ryujinx.HLE.Gpu
{
static class TextureHelper
{
public static ISwizzle GetSwizzle(Texture Texture, int Width, int Bpp)
{
switch (Texture.Swizzle)
{
case TextureSwizzle.Pitch:
case TextureSwizzle.PitchColorKey:
return new LinearSwizzle(Texture.Pitch, Bpp);
case TextureSwizzle.BlockLinear:
case TextureSwizzle.BlockLinearColorKey:
return new BlockLinearSwizzle(Width, Bpp, Texture.BlockHeight);
}
throw new NotImplementedException(Texture.Swizzle.ToString());
}
public static int GetTextureSize(GalTexture Texture)
{
switch (Texture.Format)
{
case GalTextureFormat.R32G32B32A32: return Texture.Width * Texture.Height * 16;
case GalTextureFormat.R16G16B16A16: return Texture.Width * Texture.Height * 8;
case GalTextureFormat.A8B8G8R8: return Texture.Width * Texture.Height * 4;
case GalTextureFormat.R32: return Texture.Width * Texture.Height * 4;
case GalTextureFormat.A1B5G5R5: return Texture.Width * Texture.Height * 2;
case GalTextureFormat.B5G6R5: return Texture.Width * Texture.Height * 2;
case GalTextureFormat.G8R8: return Texture.Width * Texture.Height * 2;
case GalTextureFormat.R8: return Texture.Width * Texture.Height;
case GalTextureFormat.BC1:
case GalTextureFormat.BC4:
{
int W = (Texture.Width + 3) / 4;
int H = (Texture.Height + 3) / 4;
return W * H * 8;
}
case GalTextureFormat.BC7U:
case GalTextureFormat.BC2:
case GalTextureFormat.BC3:
case GalTextureFormat.BC5:
case GalTextureFormat.Astc2D4x4:
{
int W = (Texture.Width + 3) / 4;
int H = (Texture.Height + 3) / 4;
return W * H * 16;
}
}
throw new NotImplementedException(Texture.Format.ToString());
}
public static (AMemory Memory, long Position) GetMemoryAndPosition(
IAMemory Memory,
long Position)
{
if (Memory is NvGpuVmm Vmm)
{
return (Vmm.Memory, Vmm.GetPhysicalAddress(Position));
}
return ((AMemory)Memory, Position);
}
}
}

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Ryujinx.HLE/Gpu/TextureReader.cs Normal file
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using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using System;
namespace Ryujinx.HLE.Gpu
{
static class TextureReader
{
public static byte[] Read(IAMemory Memory, Texture Texture)
{
switch (Texture.Format)
{
case GalTextureFormat.R32G32B32A32: return Read16Bpp (Memory, Texture);
case GalTextureFormat.R16G16B16A16: return Read8Bpp (Memory, Texture);
case GalTextureFormat.A8B8G8R8: return Read4Bpp (Memory, Texture);
case GalTextureFormat.R32: return Read4Bpp (Memory, Texture);
case GalTextureFormat.A1B5G5R5: return Read5551 (Memory, Texture);
case GalTextureFormat.B5G6R5: return Read565 (Memory, Texture);
case GalTextureFormat.G8R8: return Read2Bpp (Memory, Texture);
case GalTextureFormat.R8: return Read1Bpp (Memory, Texture);
case GalTextureFormat.BC7U: return Read16Bpt4x4(Memory, Texture);
case GalTextureFormat.BC1: return Read8Bpt4x4 (Memory, Texture);
case GalTextureFormat.BC2: return Read16Bpt4x4(Memory, Texture);
case GalTextureFormat.BC3: return Read16Bpt4x4(Memory, Texture);
case GalTextureFormat.BC4: return Read8Bpt4x4 (Memory, Texture);
case GalTextureFormat.BC5: return Read16Bpt4x4(Memory, Texture);
case GalTextureFormat.Astc2D4x4: return Read16Bpt4x4(Memory, Texture);
}
throw new NotImplementedException(Texture.Format.ToString());
}
private unsafe static byte[] Read1Bpp(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 1);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
byte Pixel = CpuMem.ReadByteUnchecked(Position + Offset);
*(BuffPtr + OutOffs) = Pixel;
OutOffs++;
}
}
return Output;
}
private unsafe static byte[] Read5551(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 2];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 2);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
uint Pixel = (uint)CpuMem.ReadInt16Unchecked(Position + Offset);
Pixel = (Pixel & 0x001f) << 11 |
(Pixel & 0x03e0) << 1 |
(Pixel & 0x7c00) >> 9 |
(Pixel & 0x8000) >> 15;
*(short*)(BuffPtr + OutOffs) = (short)Pixel;
OutOffs += 2;
}
}
return Output;
}
private unsafe static byte[] Read565(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 2];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 2);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
uint Pixel = (uint)CpuMem.ReadInt16Unchecked(Position + Offset);
Pixel = (Pixel & 0x001f) << 11 |
(Pixel & 0x07e0) |
(Pixel & 0xf800) >> 11;
*(short*)(BuffPtr + OutOffs) = (short)Pixel;
OutOffs += 2;
}
}
return Output;
}
private unsafe static byte[] Read2Bpp(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 2];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 2);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
short Pixel = CpuMem.ReadInt16Unchecked(Position + Offset);
*(short*)(BuffPtr + OutOffs) = Pixel;
OutOffs += 2;
}
}
return Output;
}
private unsafe static byte[] Read4Bpp(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 4];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 4);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
int Pixel = CpuMem.ReadInt32Unchecked(Position + Offset);
*(int*)(BuffPtr + OutOffs) = Pixel;
OutOffs += 4;
}
}
return Output;
}
private unsafe static byte[] Read8Bpp(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 8];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 8);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
long Pixel = CpuMem.ReadInt64Unchecked(Position + Offset);
*(long*)(BuffPtr + OutOffs) = Pixel;
OutOffs += 8;
}
}
return Output;
}
private unsafe static byte[] Read16Bpp(IAMemory Memory, Texture Texture)
{
int Width = Texture.Width;
int Height = Texture.Height;
byte[] Output = new byte[Width * Height * 16];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 16);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
long PxLow = CpuMem.ReadInt64Unchecked(Position + Offset + 0);
long PxHigh = CpuMem.ReadInt64Unchecked(Position + Offset + 8);
*(long*)(BuffPtr + OutOffs + 0) = PxLow;
*(long*)(BuffPtr + OutOffs + 8) = PxHigh;
OutOffs += 16;
}
}
return Output;
}
private unsafe static byte[] Read8Bpt4x4(IAMemory Memory, Texture Texture)
{
int Width = (Texture.Width + 3) / 4;
int Height = (Texture.Height + 3) / 4;
byte[] Output = new byte[Width * Height * 8];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 8);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
long Tile = CpuMem.ReadInt64Unchecked(Position + Offset);
*(long*)(BuffPtr + OutOffs) = Tile;
OutOffs += 8;
}
}
return Output;
}
private unsafe static byte[] Read16Bpt4x4(IAMemory Memory, Texture Texture)
{
int Width = (Texture.Width + 3) / 4;
int Height = (Texture.Height + 3) / 4;
byte[] Output = new byte[Width * Height * 16];
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 16);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Output)
{
long OutOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
long Tile0 = CpuMem.ReadInt64Unchecked(Position + Offset + 0);
long Tile1 = CpuMem.ReadInt64Unchecked(Position + Offset + 8);
*(long*)(BuffPtr + OutOffs + 0) = Tile0;
*(long*)(BuffPtr + OutOffs + 8) = Tile1;
OutOffs += 16;
}
}
return Output;
}
}
}

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Ryujinx.HLE/Gpu/TextureSwizzle.cs Normal file
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namespace Ryujinx.HLE.Gpu
{
enum TextureSwizzle
{
_1dBuffer = 0,
PitchColorKey = 1,
Pitch = 2,
BlockLinear = 3,
BlockLinearColorKey = 4
}
}

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Ryujinx.HLE/Gpu/TextureWriter.cs Normal file
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using ChocolArm64.Memory;
using Ryujinx.Graphics.Gal;
using System;
namespace Ryujinx.HLE.Gpu
{
static class TextureWriter
{
public static void Write(
IAMemory Memory,
Texture Texture,
byte[] Data,
int Width,
int Height)
{
switch (Texture.Format)
{
case GalTextureFormat.A8B8G8R8: Write4Bpp(Memory, Texture, Data, Width, Height); break;
default: throw new NotImplementedException(Texture.Format.ToString());
}
}
private unsafe static void Write4Bpp(
IAMemory Memory,
Texture Texture,
byte[] Data,
int Width,
int Height)
{
ISwizzle Swizzle = TextureHelper.GetSwizzle(Texture, Width, 4);
(AMemory CpuMem, long Position) = TextureHelper.GetMemoryAndPosition(
Memory,
Texture.Position);
fixed (byte* BuffPtr = Data)
{
long InOffs = 0;
for (int Y = 0; Y < Height; Y++)
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
int Pixel = *(int*)(BuffPtr + InOffs);
CpuMem.WriteInt32Unchecked(Position + Offset, Pixel);
InOffs += 4;
}
}
}
}
}