Reimplement limited bindless textures support

Ryujinx.Graphics.Gpu/Image/TextureBindingInfo.cs

@@ -8,10 +8,31 @@ namespace Ryujinx.Graphics.Gpu.Image
 
         public int Handle { get; }
 
+        public bool IsBindless { get; }
+
+        public int CbufSlot   { get; }
+        public int CbufOffset { get; }
+
         public TextureBindingInfo(Target target, int handle)
         {
             Target = target;
             Handle = handle;
+
+            IsBindless = false;
+
+            CbufSlot   = 0;
+            CbufOffset = 0;
+        }
+
+        public TextureBindingInfo(Target target, int cbufSlot, int cbufOffset)
+        {
+            Target = target;
+            Handle = 0;
+
+            IsBindless = true;
+
+            CbufSlot   = cbufSlot;
+            CbufOffset = cbufOffset;
         }
     }
 }