Initial work

Ryujinx.Graphics.GAL/Viewport.cs

@@ -0,0 +1,33 @@
+namespace Ryujinx.Graphics.GAL
+{
+    public struct Viewport
+    {
+        public RectangleF Region { get; }
+
+        public ViewportSwizzle SwizzleX { get; }
+        public ViewportSwizzle SwizzleY { get; }
+        public ViewportSwizzle SwizzleZ { get; }
+        public ViewportSwizzle SwizzleW { get; }
+
+        public float DepthNear { get; }
+        public float DepthFar  { get; }
+
+        public Viewport(
+            RectangleF      region,
+            ViewportSwizzle swizzleX,
+            ViewportSwizzle swizzleY,
+            ViewportSwizzle swizzleZ,
+            ViewportSwizzle swizzleW,
+            float           depthNear,
+            float           depthFar)
+        {
+            Region    = region;
+            SwizzleX  = swizzleX;
+            SwizzleY  = swizzleY;
+            SwizzleZ  = swizzleZ;
+            SwizzleW  = swizzleW;
+            DepthNear = depthNear;
+            DepthFar  = depthFar;
+        }
+    }
+}