Implement a "Pause Emulation" option & hotkey (#2428)

* Add a "Pause Emulation" option and hotkey

Closes Ryujinx#1604

* Refactoring how pause is handled

* Applied suggested changes from review

* Applied suggested fixes

* Pass correct suspend type to threads for suspend/resume

* Fix NRE after stoping emulation

* Removing SimulateWakeUpMessage call after resuming emulation

* Skip suspending non game process

* Pause the tickCounter in the ExecutionContext

* Refactoring tickCounter pause/resume as suggested

* Fix Config migration to add pause hotkey

* Fixed pausing only application threads

* Fix exiting emulator while paused

* Avoid pause/resume while already paused/resumed

* Cleanup unused code

* Avoid restarting audio if stopping emulation while in pause.

* Added suggested changes

* Fix ConfigurationState

1 files changed, 8 insertions, 0 deletions

diff --git a/Ryujinx.Audio.Backends.SoundIo/SoundIoHardwareDeviceDriver.cs b/Ryujinx.Audio.Backends.SoundIo/SoundIoHardwareDeviceDriver.cs
index 20aa4cbf..cde5b3d4 100644
--- a/Ryujinx.Audio.Backends.SoundIo/SoundIoHardwareDeviceDriver.cs
+++ b/Ryujinx.Audio.Backends.SoundIo/SoundIoHardwareDeviceDriver.cs
@@ -15,6 +15,7 @@ namespace Ryujinx.Audio.Backends.SoundIo
         private readonly SoundIO _audioContext;
         private readonly SoundIODevice _audioDevice;
         private readonly ManualResetEvent _updateRequiredEvent;
+        private readonly ManualResetEvent _pauseEvent;
         private readonly ConcurrentDictionary<SoundIoHardwareDeviceSession, byte> _sessions;
         private int _disposeState;
 
@@ -22,6 +23,7 @@ namespace Ryujinx.Audio.Backends.SoundIo
         {
             _audioContext = new SoundIO();
             _updateRequiredEvent = new ManualResetEvent(false);
+            _pauseEvent = new ManualResetEvent(true);
             _sessions = new ConcurrentDictionary<SoundIoHardwareDeviceSession, byte>();
 
             _audioContext.Connect();
@@ -123,6 +125,11 @@ namespace Ryujinx.Audio.Backends.SoundIo
             return _updateRequiredEvent;
         }
 
+        public ManualResetEvent GetPauseEvent()
+        {
+            return _pauseEvent;
+        }
+
         public IHardwareDeviceSession OpenDeviceSession(Direction direction, IVirtualMemoryManager memoryManager, SampleFormat sampleFormat, uint sampleRate, uint channelCount)
         {
             if (channelCount == 0)
@@ -218,6 +225,7 @@ namespace Ryujinx.Audio.Backends.SoundIo
 
                 _audioContext.Disconnect();
                 _audioContext.Dispose();
+                _pauseEvent.Dispose();
             }
         }