From 1876b346fea647e8284a66bb6d62c38801035cff Mon Sep 17 00:00:00 2001
From: gdk <gab.dark.100@gmail.com>
Date: Sun, 13 Oct 2019 03:02:07 -0300
Subject: Initial work

---
 Ryujinx.Graphics.Gpu/State/ViewportTransform.cs | 36 +++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 Ryujinx.Graphics.Gpu/State/ViewportTransform.cs

(limited to 'Ryujinx.Graphics.Gpu/State/ViewportTransform.cs')

diff --git a/Ryujinx.Graphics.Gpu/State/ViewportTransform.cs b/Ryujinx.Graphics.Gpu/State/ViewportTransform.cs
new file mode 100644
index 00000000..335b039c
--- /dev/null
+++ b/Ryujinx.Graphics.Gpu/State/ViewportTransform.cs
@@ -0,0 +1,36 @@
+using Ryujinx.Graphics.GAL;
+
+namespace Ryujinx.Graphics.Gpu.State
+{
+    struct ViewportTransform
+    {
+        public float ScaleX;
+        public float ScaleY;
+        public float ScaleZ;
+        public float TranslateX;
+        public float TranslateY;
+        public float TranslateZ;
+        public uint  Swizzle;
+        public uint  SubpixelPrecisionBias;
+
+        public ViewportSwizzle UnpackSwizzleX()
+        {
+            return (ViewportSwizzle)(Swizzle & 7);
+        }
+
+        public ViewportSwizzle UnpackSwizzleY()
+        {
+            return (ViewportSwizzle)((Swizzle >> 4) & 7);
+        }
+
+        public ViewportSwizzle UnpackSwizzleZ()
+        {
+            return (ViewportSwizzle)((Swizzle >> 8) & 7);
+        }
+
+        public ViewportSwizzle UnpackSwizzleW()
+        {
+            return (ViewportSwizzle)((Swizzle >> 12) & 7);
+        }
+    }
+}
-- 
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