From 69697957e6406235d512a89d9144c160fe7efbfd Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Sat, 23 Jun 2018 03:17:07 -0300
Subject: [PATCH] Workaround for recent audren regression

---
 .../OsHle/Services/Aud/IAudioRenderer.cs      | 28 +++++++++++--------
 .../OsHle/Services/Aud/MemoryPoolState.cs     | 13 +++++++++
 .../OsHle/Services/Aud/MemoryPoolStates.cs    | 13 ---------
 3 files changed, 29 insertions(+), 25 deletions(-)
 create mode 100644 Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolState.cs
 delete mode 100644 Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolStates.cs

diff --git a/Ryujinx.HLE/OsHle/Services/Aud/IAudioRenderer.cs b/Ryujinx.HLE/OsHle/Services/Aud/IAudioRenderer.cs
index 70601202a..d0a7cfc20 100644
--- a/Ryujinx.HLE/OsHle/Services/Aud/IAudioRenderer.cs
+++ b/Ryujinx.HLE/OsHle/Services/Aud/IAudioRenderer.cs
@@ -36,6 +36,9 @@ namespace Ryujinx.HLE.OsHle.Services.Aud
         public long RequestUpdateAudioRenderer(ServiceCtx Context)
         {
             long OutputPosition = Context.Request.ReceiveBuff[0].Position;
+            long OutputSize     = Context.Request.ReceiveBuff[0].Size;
+
+            AMemoryHelper.FillWithZeros(Context.Memory, OutputPosition, (int)OutputSize);
 
             long InputPosition = Context.Request.SendBuff[0].Position;
 
@@ -52,26 +55,28 @@ namespace Ryujinx.HLE.OsHle.Services.Aud
             OutputDataHeader.EffectsSize            = Params.EffectCount * 0x10;
             OutputDataHeader.SinksSize              = Params.SinkCount   * 0x20;
             OutputDataHeader.PerformanceManagerSize = 0x10;
-            OutputDataHeader.TotalSize              = Marshal.SizeOf(OutputDataHeader) + OutputDataHeader.BehaviorSize + OutputDataHeader.MemoryPoolsSize +
-                OutputDataHeader.VoicesSize + OutputDataHeader.EffectsSize + OutputDataHeader.SinksSize + OutputDataHeader.PerformanceManagerSize;
+            OutputDataHeader.TotalSize              = Marshal.SizeOf(OutputDataHeader) +
+                                                      OutputDataHeader.BehaviorSize    +
+                                                      OutputDataHeader.MemoryPoolsSize +
+                                                      OutputDataHeader.VoicesSize      +
+                                                      OutputDataHeader.EffectsSize     +
+                                                      OutputDataHeader.SinksSize       +
+                                                      OutputDataHeader.PerformanceManagerSize;
 
             AMemoryHelper.Write(Context.Memory, OutputPosition, OutputDataHeader);
 
             for (int Offset = 0x40; Offset < 0x40 + OutputDataHeader.MemoryPoolsSize; Offset += 0x10, MemoryPoolOffset += 0x20)
             {
-                MemoryPoolStates PoolState = (MemoryPoolStates) Context.Memory.ReadInt32(InputPosition + MemoryPoolOffset + 0x10);
+                MemoryPoolState PoolState = (MemoryPoolState)Context.Memory.ReadInt32(InputPosition + MemoryPoolOffset + 0x10);
 
-                if (PoolState == MemoryPoolStates.RequestAttach)
+                //TODO: Figure out what the other values does.
+                if (PoolState == MemoryPoolState.RequestAttach)
                 {
-                    Context.Memory.WriteInt32(OutputPosition + Offset, (int)MemoryPoolStates.Attached);
+                    Context.Memory.WriteInt32(OutputPosition + Offset, (int)MemoryPoolState.Attached);
                 }
-                else if (PoolState == MemoryPoolStates.RequestDetach)
+                else if (PoolState == MemoryPoolState.RequestDetach)
                 {
-                    Context.Memory.WriteInt32(OutputPosition + Offset, (int)MemoryPoolStates.Detached);
-                }
-                else
-                {
-                    Context.Memory.WriteInt32(OutputPosition + Offset, (int)PoolState);
+                    Context.Memory.WriteInt32(OutputPosition + Offset, (int)MemoryPoolState.Detached);
                 }
             }
 
@@ -118,4 +123,3 @@ namespace Ryujinx.HLE.OsHle.Services.Aud
         }
     }
 }
- 
\ No newline at end of file
diff --git a/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolState.cs b/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolState.cs
new file mode 100644
index 000000000..892cde49e
--- /dev/null
+++ b/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolState.cs
@@ -0,0 +1,13 @@
+namespace Ryujinx.HLE.OsHle.Services.Aud
+{
+    enum MemoryPoolState : int
+    {
+        Invalid       = 0,
+        Unknown       = 1,
+        RequestDetach = 2,
+        Detached      = 3,
+        RequestAttach = 4,
+        Attached      = 5,
+        Released      = 6
+    }
+}
diff --git a/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolStates.cs b/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolStates.cs
deleted file mode 100644
index 20f9ce79d..000000000
--- a/Ryujinx.HLE/OsHle/Services/Aud/MemoryPoolStates.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-namespace Ryujinx.HLE.OsHle.Services.Aud
-{
-    enum MemoryPoolStates : int
-    {
-        Invalid       = 0x0,
-        Unknown       = 0x1,
-        RequestDetach = 0x2,
-        Detached      = 0x3,
-        RequestAttach = 0x4,
-        Attached      = 0x5,
-        Released      = 0x6,
-    }
-}