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Simple GPU fixes (#1093)

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* Implement RasterizeEnable

* Match viewport count to hardware

* Simplify ScissorTest tracking around Blits

* Disable RasterizerDiscard around Blits and track its state

* Read RasterizeEnable reg as bool and add doc
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mageven 2020-04-07 14:49:45 +05:30 • committed by GitHub
parent e99e6d0ad1
commit 468d8f841f
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9 changed files with 66 additions and 18 deletions
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15
Ryujinx.Graphics.Gpu/Engine/Methods.cs
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@ -108,6 +108,11 @@ namespace Ryujinx.Graphics.Gpu.Engine
UpdateShaderState(state);
}
if (state.QueryModified(MethodOffset.RasterizeEnable))
{
UpdateRasterizerState(state);
}
if (state.QueryModified(MethodOffset.RtColorState,
MethodOffset.RtDepthStencilState,
MethodOffset.RtControl,
@ -211,6 +216,16 @@ namespace Ryujinx.Graphics.Gpu.Engine
CommitBindings();
}
/// <summary>
/// Updates Rasterizer primitive discard state based on guest gpu state.
/// </summary>
/// <param name="state">Current GPU state</param>
private void UpdateRasterizerState(GpuState state)
{
Boolean32 enable = state.Get<Boolean32>(MethodOffset.RasterizeEnable);
_context.Renderer.Pipeline.SetRasterizerDiscard(!enable);
}
/// <summary>
/// Ensures that the bindings are visible to the host GPU.
/// Note: this actually performs the binding using the host graphics API.