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ryujinx-final/Ryujinx.Audio.Renderer/Server/Effect/BaseEffect.cs

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//
// 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 Ryujinx.Audio.Renderer.Common;
using Ryujinx.Audio.Renderer.Parameter;
using Ryujinx.Audio.Renderer.Server.MemoryPool;
using Ryujinx.Audio.Renderer.Utils;
using System;
using System.Diagnostics;
using static Ryujinx.Audio.Renderer.Common.BehaviourParameter;
using DspAddress = System.UInt64;
namespace Ryujinx.Audio.Renderer.Server.Effect
{
/// <summary>
/// Base class used as a server state for an effect.
/// </summary>
public class BaseEffect
{
/// <summary>
/// The <see cref="EffectType"/> of the effect.
/// </summary>
public EffectType Type;
/// <summary>
/// Set to true if the effect must be active.
/// </summary>
public bool IsEnabled;
/// <summary>
/// Set to true if the internal effect work buffers used wasn't mapped.
/// </summary>
public bool BufferUnmapped;
/// <summary>
/// The current state of the effect.
/// </summary>
public UsageState UsageState;
/// <summary>
/// The target mix id of the effect.
/// </summary>
public int MixId;
/// <summary>
/// Position of the effect while processing effects.
/// </summary>
public uint ProcessingOrder;
/// <summary>
/// Array of all the work buffer used by the effect.
/// </summary>
protected AddressInfo[] WorkBuffers;
/// <summary>
/// Create a new <see cref="BaseEffect"/>.
/// </summary>
public BaseEffect()
{
Type = TargetEffectType;
UsageState = UsageState.Invalid;
IsEnabled = false;
BufferUnmapped = false;
MixId = RendererConstants.UnusedMixId;
ProcessingOrder = uint.MaxValue;
WorkBuffers = new AddressInfo[2];
foreach (ref AddressInfo info in WorkBuffers.AsSpan())
{
info = AddressInfo.Create();
}
}
/// <summary>
/// The target <see cref="EffectType"/> handled by this <see cref="BaseEffect"/>.
/// </summary>
public virtual EffectType TargetEffectType => EffectType.Invalid;
/// <summary>
/// Check if the <see cref="EffectType"/> sent by the user match the internal <see cref="EffectType"/>.
/// </summary>
/// <param name="parameter">The user parameter.</param>
/// <returns>Returns true if the <see cref="EffectType"/> sent by the user matches the internal <see cref="EffectType"/>.</returns>
public bool IsTypeValid(ref EffectInParameter parameter)
{
return parameter.Type == TargetEffectType;
}
/// <summary>
/// Update the usage state during command generation.
/// </summary>
protected void UpdateUsageStateForCommandGeneration()
{
UsageState = IsEnabled ? UsageState.Enabled : UsageState.Disabled;
}
/// <summary>
/// Update the internal common parameters from a user parameter.
/// </summary>
/// <param name="parameter">The user parameter.</param>
protected void UpdateParameterBase(ref EffectInParameter parameter)
{
MixId = parameter.MixId;
ProcessingOrder = parameter.ProcessingOrder;
}
/// <summary>
/// Force unmap all the work buffers.
/// </summary>
/// <param name="mapper">The mapper to use.</param>
public void ForceUnmapBuffers(PoolMapper mapper)
{
foreach (ref AddressInfo info in WorkBuffers.AsSpan())
{
if (info.GetReference(false) != 0)
{
mapper.ForceUnmap(ref info);
}
}
}
/// <summary>
/// Check if the effect needs to be skipped.
/// </summary>
/// <returns>Returns true if the effect needs to be skipped.</returns>
public bool ShouldSkip()
{
return BufferUnmapped;
}
/// <summary>
/// Update the <see cref="BaseEffect"/> state during command generation.
/// </summary>
public virtual void UpdateForCommandGeneration()
{
Debug.Assert(Type == TargetEffectType);
}
/// <summary>
/// Update the internal state from a user parameter.
/// </summary>
/// <param name="updateErrorInfo">The possible <see cref="ErrorInfo"/> that was generated.</param>
/// <param name="parameter">The user parameter.</param>
/// <param name="mapper">The mapper to use.</param>
public virtual void Update(out ErrorInfo updateErrorInfo, ref EffectInParameter parameter, PoolMapper mapper)
{
Debug.Assert(IsTypeValid(ref parameter));
updateErrorInfo = new ErrorInfo();
}
/// <summary>
/// Get the work buffer DSP address at the given index.
/// </summary>
/// <param name="index">The index of the work buffer</param>
/// <returns>The work buffer DSP address at the given index.</returns>
public virtual DspAddress GetWorkBuffer(int index)
{
throw new InvalidOperationException();
}
/// <summary>
/// Get the first work buffer DSP address.
/// </summary>
/// <returns>The first work buffer DSP address.</returns>
protected DspAddress GetSingleBuffer()
{
if (IsEnabled)
{
return WorkBuffers[0].GetReference(true);
}
if (UsageState != UsageState.Disabled)
{
DspAddress address = WorkBuffers[0].GetReference(false);
ulong size = WorkBuffers[0].Size;
if (address != 0 && size != 0)
{
AudioProcessorMemoryManager.InvalidateDataCache(address, size);
}
}
return 0;
}
/// <summary>
/// Store the output status to the given user output.
/// </summary>
/// <param name="outStatus">The given user output.</param>
/// <param name="isAudioRendererActive">If set to true, the <see cref="AudioRenderSystem"/> is active.</param>
public void StoreStatus(ref EffectOutStatus outStatus, bool isAudioRendererActive)
{
if (isAudioRendererActive)
{
if (UsageState == UsageState.Disabled)
{
outStatus.State = EffectOutStatus.EffectState.Disabled;
}
else
{
outStatus.State = EffectOutStatus.EffectState.Enabled;
}
}
else if (UsageState == UsageState.New)
{
outStatus.State = EffectOutStatus.EffectState.Enabled;
}
else
{
outStatus.State = EffectOutStatus.EffectState.Disabled;
}
}
/// <summary>
/// Get the <see cref="PerformanceDetailType"/> associated to the <see cref="Type"/> of this effect.
/// </summary>
/// <returns>The <see cref="PerformanceDetailType"/> associated to the <see cref="Type"/> of this effect.</returns>
public PerformanceDetailType GetPerformanceDetailType()
{
switch (Type)
{
case EffectType.BiquadFilter:
return PerformanceDetailType.BiquadFilter;
case EffectType.AuxiliaryBuffer:
return PerformanceDetailType.Aux;
case EffectType.Delay:
return PerformanceDetailType.Delay;
case EffectType.Reverb:
return PerformanceDetailType.Reverb;
case EffectType.Reverb3d:
return PerformanceDetailType.Reverb3d;
case EffectType.BufferMix:
return PerformanceDetailType.Mix;
default:
throw new NotImplementedException($"{Type}");
}
}
}
}