1 files changed, 81 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.Gpu/Image/TextureTarget.cs b/src/Ryujinx.Graphics.Gpu/Image/TextureTarget.cs
new file mode 100644
index 00000000..5e0a0721
--- /dev/null
+++ b/src/Ryujinx.Graphics.Gpu/Image/TextureTarget.cs
@@ -0,0 +1,81 @@
+using Ryujinx.Graphics.GAL;
+using Ryujinx.Graphics.Shader;
+
+namespace Ryujinx.Graphics.Gpu.Image
+{
+    /// <summary>
+    /// Texture target.
+    /// </summary>
+    enum TextureTarget : byte
+    {
+        Texture1D,
+        Texture2D,
+        Texture3D,
+        Cubemap,
+        Texture1DArray,
+        Texture2DArray,
+        TextureBuffer,
+        Texture2DRect,
+        CubemapArray
+    }
+
+    static class TextureTargetConverter
+    {
+        /// <summary>
+        /// Converts the texture target enum to a host compatible, Graphics Abstraction Layer enum.
+        /// </summary>
+        /// <param name="target">The target enum to convert</param>
+        /// <param name="isMultisample">True if the texture is a multisampled texture</param>
+        /// <returns>The host compatible texture target</returns>
+        public static Target Convert(this TextureTarget target, bool isMultisample)
+        {
+            if (isMultisample)
+            {
+                switch (target)
+                {
+                    case TextureTarget.Texture2D:      return Target.Texture2DMultisample;
+                    case TextureTarget.Texture2DArray: return Target.Texture2DMultisampleArray;
+                }
+            }
+            else
+            {
+                switch (target)
+                {
+                    case TextureTarget.Texture1D:       return Target.Texture1D;
+                    case TextureTarget.Texture2D:       return Target.Texture2D;
+                    case TextureTarget.Texture2DRect:   return Target.Texture2D;
+                    case TextureTarget.Texture3D:       return Target.Texture3D;
+                    case TextureTarget.Texture1DArray:  return Target.Texture1DArray;
+                    case TextureTarget.Texture2DArray:  return Target.Texture2DArray;
+                    case TextureTarget.Cubemap:         return Target.Cubemap;
+                    case TextureTarget.CubemapArray:    return Target.CubemapArray;
+                    case TextureTarget.TextureBuffer:   return Target.TextureBuffer;
+                }
+            }
+
+            return Target.Texture1D;
+        }
+
+        /// <summary>
+        /// Converts the texture target enum to a shader sampler type.
+        /// </summary>
+        /// <param name="target">The target enum to convert</param>
+        /// <returns>The shader sampler type</returns>
+        public static SamplerType ConvertSamplerType(this TextureTarget target)
+        {
+            return target switch
+            {
+                TextureTarget.Texture1D      => SamplerType.Texture1D,
+                TextureTarget.Texture2D      => SamplerType.Texture2D,
+                TextureTarget.Texture3D      => SamplerType.Texture3D,
+                TextureTarget.Cubemap        => SamplerType.TextureCube,
+                TextureTarget.Texture1DArray => SamplerType.Texture1D | SamplerType.Array,
+                TextureTarget.Texture2DArray => SamplerType.Texture2D | SamplerType.Array,
+                TextureTarget.TextureBuffer  => SamplerType.TextureBuffer,
+                TextureTarget.Texture2DRect  => SamplerType.Texture2D,
+                TextureTarget.CubemapArray   => SamplerType.TextureCube | SamplerType.Array,
+                _                            => SamplerType.Texture2D
+            };
+        }
+    }
+}
+\ No newline at end of file