using Ryujinx.Audio.Integration; using System.Collections.Generic; namespace Ryujinx.Audio.Renderer.Device { /// <summary> /// Represent an instance containing a registry of <see cref="VirtualDeviceSession"/>. /// </summary> public class VirtualDeviceSessionRegistry { /// <summary> /// The session registry, used to store the sessions of a given AppletResourceId. /// </summary> private readonly Dictionary<ulong, VirtualDeviceSession[]> _sessionsRegistry = new(); /// <summary> /// The default <see cref="VirtualDevice"/>. /// </summary> /// <remarks>This is used when the USB device is the default one on older revision.</remarks> #pragma warning disable CA1822 // Mark member as static public VirtualDevice DefaultDevice => VirtualDevice.Devices[0]; #pragma warning restore CA1822 /// <summary> /// The current active <see cref="VirtualDevice"/>. /// </summary> // TODO: make this configurable public VirtualDevice ActiveDevice { get; } public VirtualDeviceSessionRegistry(IHardwareDeviceDriver driver) { uint channelCount; if (driver.GetRealDeviceDriver().SupportsChannelCount(6)) { channelCount = 6; } else { channelCount = 2; } ActiveDevice = new VirtualDevice("AudioTvOutput", channelCount, false); } /// <summary> /// Get the associated <see cref="T:VirtualDeviceSession[]"/> from an AppletResourceId. /// </summary> /// <param name="resourceAppletId">The AppletResourceId used.</param> /// <returns>The associated <see cref="T:VirtualDeviceSession[]"/> from an AppletResourceId.</returns> public VirtualDeviceSession[] GetSessionByAppletResourceId(ulong resourceAppletId) { if (_sessionsRegistry.TryGetValue(resourceAppletId, out VirtualDeviceSession[] result)) { return result; } result = CreateSessionsFromBehaviourContext(); _sessionsRegistry.Add(resourceAppletId, result); return result; } /// <summary> /// Create a new array of sessions for each <see cref="VirtualDevice"/>. /// </summary> /// <returns>A new array of sessions for each <see cref="VirtualDevice"/>.</returns> private static VirtualDeviceSession[] CreateSessionsFromBehaviourContext() { VirtualDeviceSession[] virtualDeviceSession = new VirtualDeviceSession[VirtualDevice.Devices.Length]; for (int i = 0; i < virtualDeviceSession.Length; i++) { virtualDeviceSession[i] = new VirtualDeviceSession(VirtualDevice.Devices[i]); } return virtualDeviceSession; } } }