From 3ac4a49a98eb364070f8b17405c9fd39b9eb2287 Mon Sep 17 00:00:00 2001 From: Andy Adshead Date: Wed, 23 Jan 2019 04:40:57 +0000 Subject: [PATCH] Handle negative viewport coordinates --- Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs b/Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs index 7de76cce8b..749f5fdcb5 100644 --- a/Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs +++ b/Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs @@ -419,7 +419,7 @@ namespace Ryujinx.Graphics.Graphics3d // Once geometry shaders are fixed it should be equal to GalPipelineState.RenderTargetCount when shader loaded, otherwise equal to 1 State.ScissorTestCount = 1; - for (int Index = 0; Index < GalPipelineState.RenderTargetsCount; Index++) + for (int Index = 0; Index < State.ScissorTestCount; Index++) { State.ScissorTestEnabled[Index] = ReadRegisterBool(NvGpuEngine3dReg.ScissorEnable + Index * 4); @@ -438,6 +438,12 @@ namespace Ryujinx.Graphics.Graphics3d if ((int)State.FlipY == -1) { State.ScissorTestY[Index] = ViewportHeight - State.ScissorTestY[Index] - State.ScissorTestHeight[Index]; + + // Handle negative viewpont coordinate + if (State.ScissorTestY[Index] < 0) + { + State.ScissorTestY[Index] = 0; + } } } }