From 4419e8d6b43432eae94a3a9304f7df22b34738a8 Mon Sep 17 00:00:00 2001
From: Ac_K <Acoustik666@gmail.com>
Date: Fri, 4 May 2018 16:52:07 +0200
Subject: [PATCH] Update IAudioRendererManager.cs

---
 .../Services/Aud/IAudioRendererManager.cs     | 83 ++++++++++++-------
 1 file changed, 55 insertions(+), 28 deletions(-)

diff --git a/Ryujinx.Core/OsHle/Services/Aud/IAudioRendererManager.cs b/Ryujinx.Core/OsHle/Services/Aud/IAudioRendererManager.cs
index 32a04d252..08fe62653 100644
--- a/Ryujinx.Core/OsHle/Services/Aud/IAudioRendererManager.cs
+++ b/Ryujinx.Core/OsHle/Services/Aud/IAudioRendererManager.cs
@@ -22,6 +22,8 @@ namespace Ryujinx.Core.OsHle.Services.Aud
 
         public long OpenAudioRenderer(ServiceCtx Context)
         {
+            //Same buffer as GetAudioRendererWorkBufferSize is receive here.
+
             MakeObject(Context, new IAudioRenderer());
 
             return 0;
@@ -33,37 +35,38 @@ namespace Ryujinx.Core.OsHle.Services.Aud
             long Unknown4   = Context.RequestData.ReadUInt32();
             long Unknown8   = Context.RequestData.ReadUInt32();
             long UnknownC   = Context.RequestData.ReadUInt32();
-            long Unknown10  = Context.RequestData.ReadUInt32();
-            long Unknown14  = Context.RequestData.ReadUInt32();
-            long Unknown18  = Context.RequestData.ReadUInt32();
-            long Unknown1c  = Context.RequestData.ReadUInt32();
-            uint Reserved20 = Context.RequestData.ReadUInt32(); //Not used in FW1.0
-            uint Reserved24 = Context.RequestData.ReadUInt32(); //Not used in FW1.0
-            uint Reserved28 = Context.RequestData.ReadUInt32(); //Not used in FW1.0
-            uint Reserved2c = Context.RequestData.ReadUInt32(); //Not used in FW1.0
-            uint Rev1Magic  = 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
+            uint RevMagic   = Context.RequestData.ReadUInt32();
 
-            if (Rev1Magic == 0x31564552) //REV1
+            if (RevMagic - 0x52455630 <= 3) //REV3 Max is supported
             {
-                long Size;
+                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;
 
-                Size  = UnknownC * 0x400 + 0x50;
-                Size += RoundUp(Unknown8 * 4, 64);
-                Size += (UnknownC + 1) * 0x940;
-                Size += Unknown14 * 0x170;
-                Size += Unknown10 * 0x100;
-                Size += (Unknown14 + UnknownC) * 0x2C0;
-                Size += Unknown10 * 0x2F0;
-                Size += Unknown10 * 0x100 + 0x40;
-                Size += Unknown18 * 0x4B0;
-                Size += RoundUp((UnknownC + 1) * 8, 16);
-                Size += RoundUp(Unknown10 * 8, 16);
-                Size += (Unknown18 + Unknown10 * 4) * 0x20;
-                Size += RoundUp((Unknown4 * 4 + (UnknownC + Unknown14) * 0x3C0) * (Unknown8 + 6), 64);
-
-                if (Unknown1c == 0)
+                if (RevMagic - 0x52455630 >= 3) //IsSplitterSupported
                 {
-                    Size += (((((UnknownC + 1) + Unknown10 + Unknown14 + Unknown18) * 16 + 0x658) * (Unknown1c + 1) + 0xFF) & ~0x3FL);
+                    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;
@@ -78,7 +81,7 @@ namespace Ryujinx.Core.OsHle.Services.Aud
             {
                 Context.ResponseData.Write(0L);
 
-                Context.Ns.Log.PrintError(LogClass.ServiceAudio, "REV1 magic not found!");
+                Context.Ns.Log.PrintError(LogClass.ServiceAudio, "Library Revision is not supported!");
 
                 return 0x499;
             }
@@ -89,6 +92,30 @@ namespace Ryujinx.Core.OsHle.Services.Aud
             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();