From 42ebfdff7f2889be38a3415bf33aeb41df90bd98 Mon Sep 17 00:00:00 2001 From: gdkchan Date: Sat, 14 Apr 2018 00:39:24 -0300 Subject: [GPU] Fix frame buffer being upside down in some cases --- Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs') diff --git a/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs b/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs index fd13367c..88ad7633 100644 --- a/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs +++ b/Ryujinx.Graphics/Gpu/NvGpuEngine3d.cs @@ -147,6 +147,17 @@ namespace Ryujinx.Graphics.Gpu Gpu.Renderer.BindShader(Tag); } + int RawSX = ReadRegister(NvGpuEngine3dReg.ViewportScaleX); + int RawSY = ReadRegister(NvGpuEngine3dReg.ViewportScaleY); + + float SX = BitConverter.Int32BitsToSingle(RawSX); + float SY = BitConverter.Int32BitsToSingle(RawSY); + + float SignX = MathF.Sign(SX); + float SignY = MathF.Sign(SY); + + Gpu.Renderer.SetUniform2F(GalConsts.FlipUniformName, SignX, SignY); + return Tags; } -- cgit v1.2.3