Geometry shader emulation for macOS (#5551)

* Implement vertex and geometry shader conversion to compute

* Call InitializeReservedCounts for compute too

* PR feedback

* Set clip distance mask for geometry and tessellation shaders too

* Transform feedback emulation only for vertex

src/Ryujinx.Graphics.Shader/InputTopology.cs

@@ -25,6 +25,19 @@ namespace Ryujinx.Graphics.Shader
         }
 
         public static int ToInputVertices(this InputTopology topology)
+        {
+            return topology switch
+            {
+                InputTopology.Points => 1,
+                InputTopology.Lines => 2,
+                InputTopology.LinesAdjacency => 4,
+                InputTopology.Triangles => 3,
+                InputTopology.TrianglesAdjacency => 6,
+                _ => 1,
+            };
+        }
+
+        public static int ToInputVerticesNoAdjacency(this InputTopology topology)
         {
             return topology switch
             {