// // Copyright (c) 2019-2020 Ryujinx // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with this program. If not, see <https://www.gnu.org/licenses/>. // 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 Dictionary<ulong, VirtualDeviceSession[]> _sessionsRegistry = new Dictionary<ulong, VirtualDeviceSession[]>(); /// <summary> /// The default <see cref="VirtualDevice"/>. /// </summary> /// <remarks>This is used when the USB device is the default one on older revision.</remarks> public VirtualDevice DefaultDevice => VirtualDevice.Devices[0]; /// <summary> /// The current active <see cref="VirtualDevice"/>. /// </summary> // TODO: make this configurable public VirtualDevice ActiveDevice = VirtualDevice.Devices[1]; /// <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; } } }