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Ryujinx/Ryujinx.Graphics.Gpu/State/GpuState.cs
2020-01-09 02:13:00 +01:00

425 lines
14 KiB
C#

using Ryujinx.Graphics.GAL;
using Ryujinx.Graphics.Gpu.Image;
using System;
using System.Runtime.InteropServices;
namespace Ryujinx.Graphics.Gpu.State
{
class GpuState
{
private const int RegistersCount = 0xe00;
public delegate void MethodCallback(int argument);
private int[] _backingMemory;
private struct Register
{
public MethodCallback Callback;
public StateWriteFlags WriteFlag;
}
private Register[] _registers;
public StateWriteFlags StateWriteFlags { get; set; }
public GpuState()
{
_backingMemory = new int[RegistersCount];
_registers = new Register[RegistersCount];
StateWriteFlags = StateWriteFlags.Any;
InitializeDefaultState();
InitializeStateWatchers();
}
public bool ExitEarly;
public void CallMethod(MethodParams meth)
{
if (ExitEarly)
{
return;
}
Register register = _registers[meth.Method];
if (_backingMemory[meth.Method] != meth.Argument)
{
StateWriteFlags |= register.WriteFlag;
}
_backingMemory[meth.Method] = meth.Argument;
MethodCallback callback = register.Callback;
if (callback != null)
{
callback(meth.Argument);
}
}
public int Read(int offset)
{
return _backingMemory[offset];
}
public void RegisterCopyBufferCallback(MethodCallback callback)
{
RegisterCallback(0xc0, callback);
}
public void RegisterCopyTextureCallback(MethodCallback callback)
{
RegisterCallback(0x237, callback);
}
public void RegisterDrawEndCallback(MethodCallback callback)
{
RegisterCallback(0x585, callback);
}
public void RegisterDrawBeginCallback(MethodCallback callback)
{
RegisterCallback(0x586, callback);
}
public void RegisterSetIndexCountCallback(MethodCallback callback)
{
RegisterCallback(0x5f8, callback);
}
public void RegisterClearCallback(MethodCallback callback)
{
RegisterCallback(0x674, callback);
}
public void RegisterReportCallback(MethodCallback callback)
{
RegisterCallback(0x6c3, callback);
}
public void RegisterUniformBufferUpdateCallback(MethodCallback callback)
{
for (int index = 0; index < 16; index++)
{
RegisterCallback(0x8e4 + index, callback);
}
}
public void RegisterUniformBufferBind0Callback(MethodCallback callback)
{
RegisterCallback(0x904, callback);
}
public void RegisterUniformBufferBind1Callback(MethodCallback callback)
{
RegisterCallback(0x90c, callback);
}
public void RegisterUniformBufferBind2Callback(MethodCallback callback)
{
RegisterCallback(0x914, callback);
}
public void RegisterUniformBufferBind3Callback(MethodCallback callback)
{
RegisterCallback(0x91c, callback);
}
public void RegisterUniformBufferBind4Callback(MethodCallback callback)
{
RegisterCallback(0x924, callback);
}
public CopyTexture GetCopyDstTexture()
{
return Get<CopyTexture>(MethodOffset.CopyDstTexture);
}
public CopyTexture GetCopySrcTexture()
{
return Get<CopyTexture>(MethodOffset.CopySrcTexture);
}
public RtColorState GetRtColorState(int index)
{
return Get<RtColorState>(MethodOffset.RtColorState + 16 * index);
}
public CopyTextureControl GetCopyTextureControl()
{
return Get<CopyTextureControl>(MethodOffset.CopyTextureControl);
}
public CopyRegion GetCopyRegion()
{
return Get<CopyRegion>(MethodOffset.CopyRegion);
}
public ViewportTransform GetViewportTransform(int index)
{
return Get<ViewportTransform>(MethodOffset.ViewportTransform + 8 * index);
}
public ViewportExtents GetViewportExtents(int index)
{
return Get<ViewportExtents>(MethodOffset.ViewportExtents + 4 * index);
}
public VertexBufferDrawState GetVertexBufferDrawState()
{
return Get<VertexBufferDrawState>(MethodOffset.VertexBufferDrawState);
}
public ClearColors GetClearColors()
{
return Get<ClearColors>(MethodOffset.ClearColors);
}
public float GetClearDepthValue()
{
return Get<float>(MethodOffset.ClearDepthValue);
}
public int GetClearStencilValue()
{
return _backingMemory[(int)MethodOffset.ClearStencilValue];
}
public StencilBackMasks GetStencilBackMasks()
{
return Get<StencilBackMasks>(MethodOffset.StencilBackMasks);
}
public RtDepthStencilState GetRtDepthStencilState()
{
return Get<RtDepthStencilState>(MethodOffset.RtDepthStencilState);
}
public VertexAttribState GetVertexAttribState(int index)
{
return Get<VertexAttribState>(MethodOffset.VertexAttribState + index);
}
public Size3D GetRtDepthStencilSize()
{
return Get<Size3D>(MethodOffset.RtDepthStencilSize);
}
public Bool GetDepthTestEnable()
{
return Get<Bool>(MethodOffset.DepthTestEnable);
}
public CompareOp GetDepthTestFunc()
{
return Get<CompareOp>(MethodOffset.DepthTestFunc);
}
public Bool GetDepthWriteEnable()
{
return Get<Bool>(MethodOffset.DepthWriteEnable);
}
public Bool GetBlendEnable(int index)
{
return Get<Bool>(MethodOffset.BlendEnable + index);
}
public StencilTestState GetStencilTestState()
{
return Get<StencilTestState>(MethodOffset.StencilTestState);
}
public int GetBaseVertex()
{
return _backingMemory[(int)MethodOffset.FirstVertex];
}
public int GetBaseInstance()
{
return _backingMemory[(int)MethodOffset.FirstInstance];
}
public PoolState GetSamplerPoolState()
{
return Get<PoolState>(MethodOffset.SamplerPoolState);
}
public PoolState GetTexturePoolState()
{
return Get<PoolState>(MethodOffset.TexturePoolState);
}
public StencilBackTestState GetStencilBackTestState()
{
return Get<StencilBackTestState>(MethodOffset.StencilBackTestState);
}
public TextureMsaaMode GetRtMsaaMode()
{
return Get<TextureMsaaMode>(MethodOffset.RtMsaaMode);
}
public GpuVa GetShaderBaseAddress()
{
return Get<GpuVa>(MethodOffset.ShaderBaseAddress);
}
public PrimitiveRestartState GetPrimitiveRestartState()
{
return Get<PrimitiveRestartState>(MethodOffset.PrimitiveRestartState);
}
public IndexBufferState GetIndexBufferState()
{
return Get<IndexBufferState>(MethodOffset.IndexBufferState);
}
public FaceState GetFaceState()
{
return Get<FaceState>(MethodOffset.FaceState);
}
public ReportState GetReportState()
{
return Get<ReportState>(MethodOffset.ReportState);
}
public VertexBufferState GetVertexBufferState(int index)
{
return Get<VertexBufferState>(MethodOffset.VertexBufferState + 4 * index);
}
public BlendState GetBlendState(int index)
{
return Get<BlendState>(MethodOffset.BlendState + 8 * index);
}
public GpuVa GetVertexBufferEndAddress(int index)
{
return Get<GpuVa>(MethodOffset.VertexBufferEndAddress + 2 * index);
}
public ShaderState GetShaderState(int index)
{
return Get<ShaderState>(MethodOffset.ShaderState + 16 * index);
}
public UniformBufferState GetUniformBufferState()
{
return Get<UniformBufferState>(MethodOffset.UniformBufferState);
}
public void SetUniformBufferOffset(int offset)
{
_backingMemory[(int)MethodOffset.UniformBufferState + 3] = offset;
}
public int GetTextureBufferIndex()
{
return _backingMemory[(int)MethodOffset.TextureBufferIndex];
}
private void InitializeDefaultState()
{
// Depth ranges.
for (int index = 0; index < 8; index++)
{
_backingMemory[(int)MethodOffset.ViewportExtents + index * 4 + 2] = 0;
_backingMemory[(int)MethodOffset.ViewportExtents + index * 4 + 3] = 0x3F800000;
}
// Default front stencil mask.
_backingMemory[0x4e7] = 0xff;
// Default color mask.
_backingMemory[(int)MethodOffset.RtColorMask] = 0x1111;
}
private void InitializeStateWatchers()
{
SetWriteStateFlag(MethodOffset.RtColorState, StateWriteFlags.RtColorState, 16 * 8);
SetWriteStateFlag(MethodOffset.ViewportTransform, StateWriteFlags.ViewportTransform, 8 * 8);
SetWriteStateFlag(MethodOffset.ViewportExtents, StateWriteFlags.ViewportTransform, 4 * 8);
SetWriteStateFlag<VertexBufferDrawState>(MethodOffset.VertexBufferDrawState, StateWriteFlags.VertexBufferState);
SetWriteStateFlag<DepthBiasState>(MethodOffset.DepthBiasState, StateWriteFlags.DepthBiasState);
SetWriteStateFlag(MethodOffset.DepthBiasFactor, StateWriteFlags.DepthBiasState, 1);
SetWriteStateFlag(MethodOffset.DepthBiasUnits, StateWriteFlags.DepthBiasState, 1);
SetWriteStateFlag(MethodOffset.DepthBiasClamp, StateWriteFlags.DepthBiasState, 1);
SetWriteStateFlag<RtDepthStencilState>(MethodOffset.RtDepthStencilState, StateWriteFlags.RtDepthStencilState);
SetWriteStateFlag<Size3D> (MethodOffset.RtDepthStencilSize, StateWriteFlags.RtDepthStencilState);
SetWriteStateFlag(MethodOffset.DepthTestEnable, StateWriteFlags.DepthTestState, 1);
SetWriteStateFlag(MethodOffset.DepthWriteEnable, StateWriteFlags.DepthTestState, 1);
SetWriteStateFlag(MethodOffset.DepthTestFunc, StateWriteFlags.DepthTestState, 1);
SetWriteStateFlag(MethodOffset.VertexAttribState, StateWriteFlags.VertexAttribState, 16);
SetWriteStateFlag<StencilBackMasks> (MethodOffset.StencilBackMasks, StateWriteFlags.StencilTestState);
SetWriteStateFlag<StencilTestState> (MethodOffset.StencilTestState, StateWriteFlags.StencilTestState);
SetWriteStateFlag<StencilBackTestState>(MethodOffset.StencilBackTestState, StateWriteFlags.StencilTestState);
SetWriteStateFlag<PoolState>(MethodOffset.SamplerPoolState, StateWriteFlags.SamplerPoolState);
SetWriteStateFlag<PoolState>(MethodOffset.TexturePoolState, StateWriteFlags.TexturePoolState);
SetWriteStateFlag<ShaderState>(MethodOffset.ShaderBaseAddress, StateWriteFlags.ShaderState);
SetWriteStateFlag<PrimitiveRestartState>(MethodOffset.PrimitiveRestartState, StateWriteFlags.PrimitiveRestartState);
SetWriteStateFlag<IndexBufferState>(MethodOffset.IndexBufferState, StateWriteFlags.IndexBufferState);
SetWriteStateFlag<FaceState>(MethodOffset.FaceState, StateWriteFlags.FaceState);
SetWriteStateFlag<RtColorMask>(MethodOffset.RtColorMask, StateWriteFlags.RtColorMask);
SetWriteStateFlag(MethodOffset.VertexBufferInstanced, StateWriteFlags.VertexBufferState, 16);
SetWriteStateFlag(MethodOffset.VertexBufferState, StateWriteFlags.VertexBufferState, 4 * 16);
SetWriteStateFlag(MethodOffset.VertexBufferEndAddress, StateWriteFlags.VertexBufferState, 2 * 16);
SetWriteStateFlag(MethodOffset.BlendEnable, StateWriteFlags.BlendState, 8);
SetWriteStateFlag(MethodOffset.BlendState, StateWriteFlags.BlendState, 8 * 8);
SetWriteStateFlag(MethodOffset.ShaderState, StateWriteFlags.ShaderState, 16 * 6);
SetWriteStateFlag(MethodOffset.TextureBufferIndex, StateWriteFlags.TexturePoolState, 1);
}
private void SetWriteStateFlag<T>(MethodOffset offset, StateWriteFlags flag)
{
SetWriteStateFlag(offset, flag, Marshal.SizeOf<T>());
}
private void SetWriteStateFlag(MethodOffset offset, StateWriteFlags flag, int size)
{
for (int index = 0; index < size; index++)
{
_registers[(int)offset + index].WriteFlag = flag;
}
}
public void RegisterCallback(MethodOffset offset, MethodCallback callback)
{
_registers[(int)offset].Callback = callback;
}
private void RegisterCallback(int offset, MethodCallback callback)
{
_registers[offset].Callback = callback;
}
public T Get<T>(MethodOffset offset) where T : struct
{
return MemoryMarshal.Cast<int, T>(_backingMemory.AsSpan().Slice((int)offset))[0];
}
}
}