private void Send(NvGpuVmm Vmm, int Value)
{
NvGpuPBEntry PBEntry = new NvGpuPBEntry(MethAddr, 0, Value);
Engine.CallMethod(Vmm, PBEntry);
MethAddr += MethIncr;
}
private void WriteRegister(NvGpuPBEntry PBEntry)
{
int ArgsCount = PBEntry.Arguments.Count;
if (ArgsCount > 0)
{
Registers[PBEntry.Method] = PBEntry.Arguments[ArgsCount - 1];
}
}
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 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 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 Execute(NvGpuVmm Vmm, NvGpuPBEntry PBEntry)
{
int Control = PBEntry.Arguments[0];
bool SrcLinear = ((Control >> 7) & 1) != 0;
bool DstLinear = ((Control >> 8) & 1) != 0;
long SrcAddress = MakeInt64From2xInt32(NvGpuEngineDmaReg.SrcAddress);
long DstAddress = MakeInt64From2xInt32(NvGpuEngineDmaReg.DstAddress);
int SrcPitch = ReadRegister(NvGpuEngineDmaReg.SrcPitch);
int DstPitch = ReadRegister(NvGpuEngineDmaReg.DstPitch);
int DstBlkDim = ReadRegister(NvGpuEngineDmaReg.DstBlkDim);
int DstSizeX = ReadRegister(NvGpuEngineDmaReg.DstSizeX);
int DstSizeY = ReadRegister(NvGpuEngineDmaReg.DstSizeY);
int DstSizeZ = ReadRegister(NvGpuEngineDmaReg.DstSizeZ);
int DstPosXY = ReadRegister(NvGpuEngineDmaReg.DstPosXY);
int DstPosZ = ReadRegister(NvGpuEngineDmaReg.DstPosZ);
int SrcBlkDim = ReadRegister(NvGpuEngineDmaReg.SrcBlkDim);
int SrcSizeX = ReadRegister(NvGpuEngineDmaReg.SrcSizeX);
int SrcSizeY = ReadRegister(NvGpuEngineDmaReg.SrcSizeY);
int SrcSizeZ = ReadRegister(NvGpuEngineDmaReg.SrcSizeZ);
int SrcPosXY = ReadRegister(NvGpuEngineDmaReg.SrcPosXY);
int SrcPosZ = ReadRegister(NvGpuEngineDmaReg.SrcPosZ);
int DstPosX = (DstPosXY >> 0) & 0xffff;
int DstPosY = (DstPosXY >> 16) & 0xffff;
int SrcPosX = (SrcPosXY >> 0) & 0xffff;
int SrcPosY = (SrcPosXY >> 16) & 0xffff;
int SrcBlockHeight = 1 << ((SrcBlkDim >> 4) & 0xf);
int DstBlockHeight = 1 << ((DstBlkDim >> 4) & 0xf);
ISwizzle SrcSwizzle;
if (SrcLinear)
{
SrcSwizzle = new LinearSwizzle(SrcPitch, 1);
}
else
{
SrcSwizzle = new BlockLinearSwizzle(SrcSizeX, 1, SrcBlockHeight);
}
ISwizzle DstSwizzle;
if (DstLinear)
{
DstSwizzle = new LinearSwizzle(DstPitch, 1);
}
else
{
DstSwizzle = new BlockLinearSwizzle(DstSizeX, 1, DstBlockHeight);
}
for (int Y = 0; Y < DstSizeY; Y++)
{
for (int X = 0; X < DstSizeX; X++)
{
long SrcOffset = SrcAddress + (uint)SrcSwizzle.GetSwizzleOffset(X, Y);
long DstOffset = DstAddress + (uint)DstSwizzle.GetSwizzleOffset(X, Y);
Vmm.WriteByte(DstOffset, Vmm.ReadByte(SrcOffset));
}
}
}
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);
}
}