Some improvements for nvnflinger (#555)

* Initial fixes for last release of libnx

For now, the framebuffer aren't okay but it will not crash/

* Improve code reaadability in NvFlinger parsing

* Make surfaces access more userfriendly

* Add ColorFormat

* Fix code style in ColorFormat.cs

* Add multiple framebuffer support in nvnflinger

This fix libnx console rendering

* Move ReadStruct/WriteStruct to Ryujinx.Common

* fix the last nit

* Fix inverted color for R5G6B5

Also add some other format that libnx might uses.

* Remove hardcoded BlockHeight in nvflinger

1 files changed, 5 insertions, 4 deletions

diff --git a/Ryujinx.HLE/HOS/Services/Vi/ISystemDisplayService.cs b/Ryujinx.HLE/HOS/Services/Vi/ISystemDisplayService.cs
index 5266a253..070277ff 100644
--- a/Ryujinx.HLE/HOS/Services/Vi/ISystemDisplayService.cs
+++ b/Ryujinx.HLE/HOS/Services/Vi/ISystemDisplayService.cs
@@ -10,13 +10,14 @@ namespace Ryujinx.HLE.HOS.Services.Vi
 
         public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
 
-        public ISystemDisplayService()
+        public ISystemDisplayService(IApplicationDisplayService applicationDisplayService)
         {
             _commands = new Dictionary<int, ServiceProcessRequest>
             {
-                { 2205, SetLayerZ },
-                { 2207, SetLayerVisibility },
-                { 3200, GetDisplayMode }
+                { 2205, SetLayerZ                                  },
+                { 2207, SetLayerVisibility                         },
+                { 2312, applicationDisplayService.CreateStrayLayer },
+                { 3200, GetDisplayMode                             }
             };
         }