1 files changed, 135 insertions, 0 deletions
diff --git a/Ryujinx.HLE/OsHle/Services/Aud/IAudioRendererManager.cs b/Ryujinx.HLE/OsHle/Services/Aud/IAudioRendererManager.cs
new file mode 100644
index 00000000..6c0ba870
--- /dev/null
+++ b/Ryujinx.HLE/OsHle/Services/Aud/IAudioRendererManager.cs
@@ -0,0 +1,135 @@
+using Ryujinx.HLE.Logging;
+using Ryujinx.HLE.OsHle.Ipc;
+using System.Collections.Generic;
+
+namespace Ryujinx.HLE.OsHle.Services.Aud
+{
+    class IAudioRendererManager : IpcService
+    {
+        private const int Rev0Magic = ('R' << 0)  |
+                                      ('E' << 8)  |
+                                      ('V' << 16) |
+                                      ('0' << 24);
+
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public IAudioRendererManager()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 0, OpenAudioRenderer              },
+                { 1, GetAudioRendererWorkBufferSize },
+                { 2, GetAudioDevice                 }
+            };
+        }
+
+        public long OpenAudioRenderer(ServiceCtx Context)
+        {
+            //Same buffer as GetAudioRendererWorkBufferSize is receive here.
+
+            MakeObject(Context, new IAudioRenderer());
+
+            return 0;
+        }
+
+        public long GetAudioRendererWorkBufferSize(ServiceCtx Context)
+        {
+            long SampleRate = Context.RequestData.ReadUInt32();
+            long Unknown4   = Context.RequestData.ReadUInt32();
+            long Unknown8   = Context.RequestData.ReadUInt32();
+            long UnknownC   = Context.RequestData.ReadUInt32();
+            long Unknown10  = Context.RequestData.ReadUInt32(); //VoiceCount
+            long Unknown14  = Context.RequestData.ReadUInt32(); //SinkCount
+            long Unknown18  = Context.RequestData.ReadUInt32(); //EffectCount
+            long Unknown1c  = Context.RequestData.ReadUInt32(); //Boolean
+            long Unknown20  = Context.RequestData.ReadUInt32(); //Not used here in FW3.0.1 - Boolean
+            long Unknown24  = Context.RequestData.ReadUInt32();
+            long Unknown28  = Context.RequestData.ReadUInt32(); //SplitterCount
+            long Unknown2c  = Context.RequestData.ReadUInt32(); //Not used here in FW3.0.1
+            int RevMagic    = Context.RequestData.ReadInt32();
+
+            int Version = (RevMagic - Rev0Magic) >> 24;
+
+            if (Version <= 3) //REV3 Max is supported
+            {
+                long Size  = RoundUp(Unknown8 * 4, 64);
+                     Size += (UnknownC << 10);
+                     Size += (UnknownC + 1) * 0x940;
+                     Size += Unknown10 * 0x3F0;
+                     Size += RoundUp((UnknownC + 1) * 8, 16);
+                     Size += RoundUp(Unknown10 * 8, 16);
+                     Size += RoundUp((0x3C0 * (Unknown14 + UnknownC) + 4 * Unknown4) * (Unknown8 + 6), 64);
+                     Size += 0x2C0 * (Unknown14 + UnknownC) + 0x30 * (Unknown18 + (4 * Unknown10)) + 0x50;
+
+                if (Version >= 3) //IsSplitterSupported
+                {
+                    Size += RoundUp((NodeStatesGetWorkBufferSize((int)UnknownC + 1) + EdgeMatrixGetWorkBufferSize((int)UnknownC + 1)), 16);
+                    Size += 0xE0 * Unknown28 + 0x20 * Unknown24 + RoundUp(Unknown28 * 4, 16);
+                }
+
+                Size = 0x4C0 * Unknown18 + RoundUp(Size, 64) + 0x170 * Unknown14 + ((Unknown10 << 8) | 0x40);
+
+                if (Unknown1c >= 1)
+                {
+                    Size += ((((Unknown18 + Unknown14 + Unknown10 + UnknownC + 1) * 16) + 0x658) * (Unknown1c + 1) + 0x13F) & ~0x3FL;
+                }
+
+                long WorkBufferSize = (Size + 0x1907D) & ~0xFFFL;
+
+                Context.ResponseData.Write(WorkBufferSize);
+
+                Context.Ns.Log.PrintDebug(LogClass.ServiceAudio, $"WorkBufferSize is 0x{WorkBufferSize:x16}.");
+
+                return 0;
+            }
+            else
+            {
+                Context.ResponseData.Write(0L);
+
+                Context.Ns.Log.PrintError(LogClass.ServiceAudio, $"Library Revision 0x{RevMagic:x8} is not supported!");
+
+                return 0x499;
+            }
+        }
+
+        private static long RoundUp(long Value, int Size)
+        {
+            return (Value + (Size - 1)) & ~((long)Size - 1);
+        }
+
+        private static int NodeStatesGetWorkBufferSize(int Value)
+        {
+            int Result = (int)RoundUp(Value, 64);
+
+            if (Result < 0)
+            {
+                Result |= 7;
+            }
+
+            return 4 * (Value * Value) + 0x12 * Value + 2 * (Result / 8);
+        }
+
+        private static int EdgeMatrixGetWorkBufferSize(int Value)
+        {
+            int Result = (int)RoundUp(Value * Value, 64);
+
+            if (Result < 0)
+            {
+                Result |= 7;
+            }
+
+            return Result / 8;
+        }
+
+        public long GetAudioDevice(ServiceCtx Context)
+        {
+            long UserId = Context.RequestData.ReadInt64();
+
+            MakeObject(Context, new IAudioDevice());
+
+            return 0;
+        }
+    }
+}