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//
// Copyright (c) 2019-2021 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 Ryujinx.Audio.Renderer.Common;
using Ryujinx.Audio.Renderer.Parameter;
using Ryujinx.Audio.Renderer.Server.MemoryPool;
using System.Diagnostics;
using static Ryujinx.Audio.Renderer.Common.BehaviourParameter;
namespace Ryujinx.Audio.Renderer.Server.Sink
{
/// <summary>
/// Base class used for server information of a sink.
/// </summary>
public class BaseSink
{
/// <summary>
/// The type of this <see cref="BaseSink"/>.
/// </summary>
public SinkType Type;
/// <summary>
/// Set to true if the sink is used.
/// </summary>
public bool IsUsed;
/// <summary>
/// Set to true if the sink need to be skipped because of invalid state.
/// </summary>
public bool ShouldSkip;
/// <summary>
/// The node id of the sink.
/// </summary>
public int NodeId;
/// <summary>
/// Create a new <see cref="BaseSink"/>.
/// </summary>
public BaseSink()
{
CleanUp();
}
/// <summary>
/// Clean up the internal state of the <see cref="BaseSink"/>.
/// </summary>
public virtual void CleanUp()
{
Type = TargetSinkType;
IsUsed = false;
ShouldSkip = false;
}
/// <summary>
/// The target <see cref="SinkType"/> handled by this <see cref="BaseSink"/>.
/// </summary>
public virtual SinkType TargetSinkType => SinkType.Invalid;
/// <summary>
/// Check if the <see cref="SinkType"/> sent by the user match the internal <see cref="SinkType"/>.
/// </summary>
/// <param name="parameter">The user parameter.</param>
/// <returns>Return true, if the <see cref="SinkType"/> sent by the user match the internal <see cref="SinkType"/>.</returns>
public bool IsTypeValid(ref SinkInParameter parameter)
{
return parameter.Type == TargetSinkType;
}
/// <summary>
/// Update the <see cref="BaseSink"/> state during command generation.
/// </summary>
public virtual void UpdateForCommandGeneration()
{
Debug.Assert(Type == TargetSinkType);
}
/// <summary>
/// Update the internal common parameters from user parameter.
/// </summary>
/// <param name="parameter">The user parameter.</param>
protected void UpdateStandardParameter(ref SinkInParameter parameter)
{
if (IsUsed != parameter.IsUsed)
{
IsUsed = parameter.IsUsed;
NodeId = parameter.NodeId;
}
}
/// <summary>
/// Update the internal state from user parameter.
/// </summary>
/// <param name="errorInfo">The possible <see cref="ErrorInfo"/> that was generated.</param>
/// <param name="parameter">The user parameter.</param>
/// <param name="outStatus">The user output status.</param>
/// <param name="mapper">The mapper to use.</param>
public virtual void Update(out ErrorInfo errorInfo, ref SinkInParameter parameter, ref SinkOutStatus outStatus, PoolMapper mapper)
{
Debug.Assert(IsTypeValid(ref parameter));
errorInfo = new ErrorInfo();
}
}
}
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