Support audio effect output status (#890)

* Support audio effect output status

* Remove extra line

Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager/EffectContext.cs

@@ -0,0 +1,7 @@
+namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
+{
+    class EffectContext
+    {
+        public EffectOut OutStatus;
+    }
+}

Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager/IAudioRenderer.cs

@@ -34,6 +34,8 @@ namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
 
         private VoiceContext[] _voices;
 
+        private EffectContext[] _effects;
+
         private int _track;
 
         private PlayState _playState;
@@ -42,22 +44,24 @@ namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
             Horizon                system,
             MemoryManager          memory,
             IAalOutput             audioOut,
-            AudioRendererParameter Params)
+            AudioRendererParameter rendererParams)
         {
             _updateEvent = new KEvent(system);
 
             _memory   = memory;
             _audioOut = audioOut;
-            _params   = Params;
+            _params   = rendererParams;
 
             _track = audioOut.OpenTrack(
                 AudioRendererConsts.HostSampleRate,
                 AudioRendererConsts.HostChannelsCount,
                 AudioCallback);
 
-            _memoryPools = CreateArray<MemoryPoolContext>(Params.EffectCount + Params.VoiceCount * 4);
+            _memoryPools = CreateArray<MemoryPoolContext>(rendererParams.EffectCount + rendererParams.VoiceCount * 4);
+
+            _voices = CreateArray<VoiceContext>(rendererParams.VoiceCount);
 
-            _voices = CreateArray<VoiceContext>(Params.VoiceCount);
+            _effects = CreateArray<EffectContext>(rendererParams.EffectCount);
 
             InitializeAudioOut();
 
@@ -205,6 +209,16 @@ namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
                 voiceCtx.PlayState      = voice.PlayState;
             }
 
+            EffectIn[] effectsIn = reader.Read<EffectIn>(inputHeader.EffectSize);
+
+            for (int index = 0; index < effectsIn.Length; index++)
+            {
+                if (effectsIn[index].IsNew != 0)
+                {
+                    _effects[index].OutStatus.State = EffectState.New;
+                }
+            }
+
             UpdateAudio();
 
             UpdateDataHeader outputHeader = new UpdateDataHeader();
@@ -245,6 +259,11 @@ namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
                 writer.Write(voice.OutStatus);
             }
 
+            foreach (EffectContext effect in _effects)
+            {
+                writer.Write(effect.OutStatus);
+            }
+
             return ResultCode.Success;
         }
 

Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager/Types/EffectIn.cs

@@ -0,0 +1,12 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
+{
+    [StructLayout(LayoutKind.Sequential, Size = 0xc0, Pack = 1)]
+    unsafe struct EffectIn
+    {
+        public byte Unknown0x0;
+        public byte IsNew;
+        public fixed byte Unknown[0xbe];
+    }
+}

Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager/Types/EffectOut.cs

@@ -0,0 +1,11 @@
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
+{
+    [StructLayout(LayoutKind.Sequential, Size = 0x10, Pack = 1)]
+    unsafe struct EffectOut
+    {
+        public EffectState State;
+        public fixed byte  Reserved[15];
+    }
+}

Ryujinx.HLE/HOS/Services/Audio/AudioRendererManager/Types/EffectState.cs

@@ -0,0 +1,8 @@
+namespace Ryujinx.HLE.HOS.Services.Audio.AudioRendererManager
+{
+    enum EffectState : byte
+    {
+        None = 0,
+        New  = 1
+    }
+}