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Initial tessellation shader support (#2534)

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* Initial tessellation shader support

* Nits

* Re-arrange built-in table

* This is not needed anymore

* PR feedback
This commit is contained in:
gdkchan 2021-10-18 18:38:04 -03:00 • committed by GitHub
parent 7603dbe3c8
commit d512ce122c
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GPG key ID: 4AEE18F83AFDEB23
42 changed files with 775 additions and 148 deletions
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31
Ryujinx.Graphics.Gpu/Engine/Threed/StateUpdater.cs
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@ -72,6 +72,11 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
nameof(ThreedClassState.VertexBufferState),
nameof(ThreedClassState.VertexBufferEndAddress)),
new StateUpdateCallbackEntry(UpdateTessellationState,
nameof(ThreedClassState.TessOuterLevel),
nameof(ThreedClassState.TessInnerLevel),
nameof(ThreedClassState.PatchVertices)),
new StateUpdateCallbackEntry(UpdateTfBufferState, nameof(ThreedClassState.TfBufferState)),
new StateUpdateCallbackEntry(UpdateUserClipState, nameof(ThreedClassState.ClipDistanceEnable)),
@ -100,6 +105,10 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
nameof(ThreedClassState.ViewportExtents),
nameof(ThreedClassState.YControl)),
new StateUpdateCallbackEntry(UpdatePolygonMode,
nameof(ThreedClassState.PolygonModeFront),
nameof(ThreedClassState.PolygonModeBack)),
new StateUpdateCallbackEntry(UpdateDepthBiasState,
nameof(ThreedClassState.DepthBiasState),
nameof(ThreedClassState.DepthBiasFactor),
@ -259,6 +268,17 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
}
}
/// <summary>
/// Updates tessellation state based on the guest GPU state.
/// </summary>
private void UpdateTessellationState()
{
_context.Renderer.Pipeline.SetPatchParameters(
_state.State.PatchVertices,
_state.State.TessOuterLevel.ToSpan(),
_state.State.TessInnerLevel.ToSpan());
}
/// <summary>
/// Updates transform feedback buffer state based on the guest GPU state.
/// </summary>
@ -544,6 +564,14 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
_context.Renderer.Pipeline.SetViewports(0, viewports);
}
/// <summary>
/// Updates polygon mode state based on current GPU state.
/// </summary>
private void UpdatePolygonMode()
{
_context.Renderer.Pipeline.SetPolygonMode(_state.State.PolygonModeFront, _state.State.PolygonModeBack);
}
/// <summary>
/// Updates host depth bias (also called polygon offset) state based on current GPU state.
/// </summary>
@ -949,7 +977,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
_state.State.TexturePoolState.MaximumId,
(int)_state.State.TextureBufferIndex,
_state.State.EarlyZForce,
_drawState.Topology);
_drawState.Topology,
_state.State.TessMode);
ShaderBundle gs = _channel.MemoryManager.Physical.ShaderCache.GetGraphicsShader(ref _state.State, _channel, gas, addresses);