Implement some GPU features (#209)

* Implement stencil testing

* Implement depth testing

* Implement face culling

* Implement front face

* Comparison functions now take OGL enums too

* Fix front facing when flipping was used

* Add depth and stencil clear values

1 files changed, 18 insertions, 0 deletions

diff --git a/Ryujinx.Graphics/Gal/IGalRasterizer.cs b/Ryujinx.Graphics/Gal/IGalRasterizer.cs
index e0469382..586eae6b 100644
--- a/Ryujinx.Graphics/Gal/IGalRasterizer.cs
+++ b/Ryujinx.Graphics/Gal/IGalRasterizer.cs
@@ -8,16 +8,34 @@ namespace Ryujinx.Graphics.Gal
 
         bool IsIboCached(long Key, long DataSize);
 
+        void SetFrontFace(GalFrontFace FrontFace);
+
         void EnableCullFace();
 
         void DisableCullFace();
 
+        void SetCullFace(GalCullFace CullFace);
+
         void EnableDepthTest();
 
         void DisableDepthTest();
 
         void SetDepthFunction(GalComparisonOp Func);
 
+        void SetClearDepth(float Depth);
+
+        void EnableStencilTest();
+
+        void DisableStencilTest();
+
+        void SetStencilFunction(bool IsFrontFace, GalComparisonOp Func, int Ref, int Mask);
+
+        void SetStencilOp(bool IsFrontFace, GalStencilOp Fail, GalStencilOp ZFail, GalStencilOp ZPass);
+
+        void SetStencilMask(bool IsFrontFace, int Mask);
+
+        void SetClearStencil(int Stencil);
+
         void CreateVbo(long Key, byte[] Buffer);
 
         void CreateIbo(long Key, byte[] Buffer);