Ryujinx/Ryujinx.Audio.Renderer/Server/AudioRenderSystem.cs

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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.Dsp.Command;
using Ryujinx.Audio.Renderer.Integration;
using Ryujinx.Audio.Renderer.Parameter;
using Ryujinx.Audio.Renderer.Server.Effect;
using Ryujinx.Audio.Renderer.Server.MemoryPool;
using Ryujinx.Audio.Renderer.Server.Mix;
using Ryujinx.Audio.Renderer.Server.Performance;
using Ryujinx.Audio.Renderer.Server.Sink;
using Ryujinx.Audio.Renderer.Server.Splitter;
using Ryujinx.Audio.Renderer.Server.Types;
using Ryujinx.Audio.Renderer.Server.Upsampler;
using Ryujinx.Audio.Renderer.Server.Voice;
using Ryujinx.Audio.Renderer.Utils;
using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.Memory;
using System;
using System.Buffers;
using System.Diagnostics;
using System.Threading;
using CpuAddress = System.UInt64;
namespace Ryujinx.Audio.Renderer.Server
{
public class AudioRenderSystem : IDisposable
{
private object _lock = new object();
private AudioRendererExecutionMode _executionMode;
private IWritableEvent _systemEvent;
private ManualResetEvent _terminationEvent;
private MemoryPoolState _dspMemoryPoolState;
private VoiceContext _voiceContext;
private MixContext _mixContext;
private SinkContext _sinkContext;
private SplitterContext _splitterContext;
private EffectContext _effectContext;
private PerformanceManager _performanceManager;
private UpsamplerManager _upsamplerManager;
private bool _isActive;
private BehaviourContext _behaviourContext;
private ulong _totalElapsedTicksUpdating;
private ulong _totalElapsedTicks;
private int _sessionId;
private Memory<MemoryPoolState> _memoryPools;
private uint _sampleRate;
private uint _sampleCount;
private uint _mixBufferCount;
private uint _voiceChannelCountMax;
private uint _upsamplerCount;
private uint _memoryPoolCount;
private uint _processHandle;
private ulong _appletResourceId;
private WritableRegion _workBufferRegion;
private MemoryHandle _workBufferMemoryPin;
private Memory<float> _mixBuffer;
private Memory<float> _depopBuffer;
private uint _renderingTimeLimitPercent;
private bool _voiceDropEnabled;
private uint _voiceDropCount;
private bool _isDspRunningBehind;
private ICommandProcessingTimeEstimator _commandProcessingTimeEstimator;
private Memory<byte> _performanceBuffer;
public IVirtualMemoryManager MemoryManager { get; private set; }
private ulong _elapsedFrameCount;
private ulong _renderingStartTick;
private AudioRendererManager _manager;
public AudioRenderSystem(AudioRendererManager manager, IWritableEvent systemEvent)
{
_manager = manager;
_terminationEvent = new ManualResetEvent(false);
_dspMemoryPoolState = MemoryPoolState.Create(MemoryPoolState.LocationType.Dsp);
_voiceContext = new VoiceContext();
_mixContext = new MixContext();
_sinkContext = new SinkContext();
_splitterContext = new SplitterContext();
_effectContext = new EffectContext();
_commandProcessingTimeEstimator = null;
_systemEvent = systemEvent;
_behaviourContext = new BehaviourContext();
_totalElapsedTicksUpdating = 0;
_sessionId = 0;
}
public ResultCode Initialize(ref AudioRendererConfiguration parameter, uint processHandle, CpuAddress workBuffer, ulong workBufferSize, int sessionId, ulong appletResourceId, IVirtualMemoryManager memoryManager)
{
if (!BehaviourContext.CheckValidRevision(parameter.Revision))
{
return ResultCode.OperationFailed;
}
if (GetWorkBufferSize(ref parameter) > workBufferSize)
{
return ResultCode.WorkBufferTooSmall;
}
Debug.Assert(parameter.RenderingDevice == AudioRendererRenderingDevice.Dsp && parameter.ExecutionMode == AudioRendererExecutionMode.Auto);
Logger.Info?.Print(LogClass.AudioRenderer, $"Initializing with REV{BehaviourContext.GetRevisionNumber(parameter.Revision)}");
_behaviourContext.SetUserRevision(parameter.Revision);
_sampleRate = parameter.SampleRate;
_sampleCount = parameter.SampleCount;
_mixBufferCount = parameter.MixBufferCount;
_voiceChannelCountMax = RendererConstants.VoiceChannelCountMax;
_upsamplerCount = parameter.SinkCount + parameter.SubMixBufferCount;
_appletResourceId = appletResourceId;
_memoryPoolCount = parameter.EffectCount + parameter.VoiceCount * RendererConstants.VoiceWaveBufferCount;
_executionMode = parameter.ExecutionMode;
_sessionId = sessionId;
MemoryManager = memoryManager;
WorkBufferAllocator workBufferAllocator;
_workBufferRegion = MemoryManager.GetWritableRegion(workBuffer, (int)workBufferSize);
_workBufferRegion.Memory.Span.Fill(0);
_workBufferMemoryPin = _workBufferRegion.Memory.Pin();
workBufferAllocator = new WorkBufferAllocator(_workBufferRegion.Memory);
PoolMapper poolMapper = new PoolMapper(processHandle, false);
poolMapper.InitializeSystemPool(ref _dspMemoryPoolState, workBuffer, workBufferSize);
_mixBuffer = workBufferAllocator.Allocate<float>(_sampleCount * (_voiceChannelCountMax + _mixBufferCount), 0x10);
if (_mixBuffer.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
Memory<float> upSamplerWorkBuffer = workBufferAllocator.Allocate<float>(RendererConstants.TargetSampleCount * (_voiceChannelCountMax + _mixBufferCount) * _upsamplerCount, 0x10);
if (upSamplerWorkBuffer.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
_depopBuffer = workBufferAllocator.Allocate<float>((ulong)BitUtils.AlignUp(parameter.MixBufferCount, RendererConstants.BufferAlignment), RendererConstants.BufferAlignment);
if (_depopBuffer.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
// Invalidate DSP cache on what was currently allocated with workBuffer.
AudioProcessorMemoryManager.InvalidateDspCache(_dspMemoryPoolState.Translate(workBuffer, workBufferAllocator.Offset), workBufferAllocator.Offset);
Debug.Assert((workBufferAllocator.Offset % RendererConstants.BufferAlignment) == 0);
Memory<VoiceState> voices = workBufferAllocator.Allocate<VoiceState>(parameter.VoiceCount, VoiceState.Alignment);
if (voices.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
foreach (ref VoiceState voice in voices.Span)
{
voice.Initialize();
}
// A pain to handle as we can't have VoiceState*, use indices to be a bit more safe
Memory<int> sortedVoices = workBufferAllocator.Allocate<int>(parameter.VoiceCount, 0x10);
if (sortedVoices.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
// Clear memory (use -1 as it's an invalid index)
sortedVoices.Span.Fill(-1);
Memory<VoiceChannelResource> voiceChannelResources = workBufferAllocator.Allocate<VoiceChannelResource>(parameter.VoiceCount, VoiceChannelResource.Alignment);
if (voiceChannelResources.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
for (uint id = 0; id < voiceChannelResources.Length; id++)
{
ref VoiceChannelResource voiceChannelResource = ref voiceChannelResources.Span[(int)id];
voiceChannelResource.Id = id;
voiceChannelResource.IsUsed = false;
}
Memory<VoiceUpdateState> voiceUpdateStates = workBufferAllocator.Allocate<VoiceUpdateState>(parameter.VoiceCount, VoiceUpdateState.Align);
if (voiceUpdateStates.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
uint mixesCount = parameter.SubMixBufferCount + 1;
Memory<MixState> mixes = workBufferAllocator.Allocate<MixState>(mixesCount, MixState.Alignment);
if (mixes.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
if (parameter.EffectCount == 0)
{
foreach (ref MixState mix in mixes.Span)
{
mix = new MixState(Memory<int>.Empty, ref _behaviourContext);
}
}
else
{
Memory<int> effectProcessingOrderArray = workBufferAllocator.Allocate<int>(parameter.EffectCount * mixesCount, 0x10);
foreach (ref MixState mix in mixes.Span)
{
mix = new MixState(effectProcessingOrderArray.Slice(0, (int)parameter.EffectCount), ref _behaviourContext);
effectProcessingOrderArray = effectProcessingOrderArray.Slice((int)parameter.EffectCount);
}
}
// Initialize the final mix id
mixes.Span[0].MixId = RendererConstants.FinalMixId;
Memory<int> sortedMixesState = workBufferAllocator.Allocate<int>(mixesCount, 0x10);
if (sortedMixesState.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
// Clear memory (use -1 as it's an invalid index)
sortedMixesState.Span.Fill(-1);
Memory<byte> nodeStatesWorkBuffer = Memory<byte>.Empty;
Memory<byte> edgeMatrixWorkBuffer = Memory<byte>.Empty;
if (_behaviourContext.IsSplitterSupported())
{
nodeStatesWorkBuffer = workBufferAllocator.Allocate((uint)NodeStates.GetWorkBufferSize((int)mixesCount), 1);
edgeMatrixWorkBuffer = workBufferAllocator.Allocate((uint)EdgeMatrix.GetWorkBufferSize((int)mixesCount), 1);
if (nodeStatesWorkBuffer.IsEmpty || edgeMatrixWorkBuffer.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
}
_mixContext.Initialize(sortedMixesState, mixes, nodeStatesWorkBuffer, edgeMatrixWorkBuffer);
_memoryPools = workBufferAllocator.Allocate<MemoryPoolState>(_memoryPoolCount, MemoryPoolState.Alignment);
if (_memoryPools.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
foreach (ref MemoryPoolState state in _memoryPools.Span)
{
state = MemoryPoolState.Create(MemoryPoolState.LocationType.Cpu);
}
if (!_splitterContext.Initialize(ref _behaviourContext, ref parameter, workBufferAllocator))
{
return ResultCode.WorkBufferTooSmall;
}
_processHandle = processHandle;
_upsamplerManager = new UpsamplerManager(upSamplerWorkBuffer, _upsamplerCount);
_effectContext.Initialize(parameter.EffectCount);
_sinkContext.Initialize(parameter.SinkCount);
Memory<VoiceUpdateState> voiceUpdateStatesDsp = workBufferAllocator.Allocate<VoiceUpdateState>(parameter.VoiceCount, VoiceUpdateState.Align);
if (voiceUpdateStatesDsp.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
_voiceContext.Initialize(sortedVoices, voices, voiceChannelResources, voiceUpdateStates, voiceUpdateStatesDsp, parameter.VoiceCount);
if (parameter.PerformanceMetricFramesCount > 0)
{
ulong performanceBufferSize = PerformanceManager.GetRequiredBufferSizeForPerformanceMetricsPerFrame(ref parameter, ref _behaviourContext) * (parameter.PerformanceMetricFramesCount + 1) + 0xC;
_performanceBuffer = workBufferAllocator.Allocate(performanceBufferSize, RendererConstants.BufferAlignment);
if (_performanceBuffer.IsEmpty)
{
return ResultCode.WorkBufferTooSmall;
}
_performanceManager = PerformanceManager.Create(_performanceBuffer, ref parameter, _behaviourContext);
}
else
{
_performanceManager = null;
}
_totalElapsedTicksUpdating = 0;
_totalElapsedTicks = 0;
_renderingTimeLimitPercent = 100;
_voiceDropEnabled = parameter.VoiceDropEnabled && _executionMode == AudioRendererExecutionMode.Auto;
AudioProcessorMemoryManager.InvalidateDataCache(workBuffer, workBufferSize);
_processHandle = processHandle;
_elapsedFrameCount = 0;
switch (_behaviourContext.GetCommandProcessingTimeEstimatorVersion())
{
case 1:
_commandProcessingTimeEstimator = new CommandProcessingTimeEstimatorVersion1(_sampleCount, _mixBufferCount);
break;
case 2:
_commandProcessingTimeEstimator = new CommandProcessingTimeEstimatorVersion2(_sampleCount, _mixBufferCount);
break;
case 3:
_commandProcessingTimeEstimator = new CommandProcessingTimeEstimatorVersion3(_sampleCount, _mixBufferCount);
break;
default:
throw new NotImplementedException($"Unsupported processing time estimator version {_behaviourContext.GetCommandProcessingTimeEstimatorVersion()}.");
}
return ResultCode.Success;
}
public void Start()
{
Logger.Info?.Print(LogClass.AudioRenderer, $"Starting renderer id {_sessionId}");
lock (_lock)
{
_elapsedFrameCount = 0;
_isActive = true;
}
}
public void Stop()
{
Logger.Info?.Print(LogClass.AudioRenderer, $"Stopping renderer id {_sessionId}");
lock (_lock)
{
_isActive = false;
}
if (_executionMode == AudioRendererExecutionMode.Auto)
{
_terminationEvent.WaitOne();
}
Logger.Info?.Print(LogClass.AudioRenderer, $"Stopped renderer id {_sessionId}");
}
public ResultCode Update(Memory<byte> output, Memory<byte> performanceOutput, ReadOnlyMemory<byte> input)
{
lock (_lock)
{
ulong updateStartTicks = GetSystemTicks();
output.Span.Fill(0);
StateUpdater stateUpdater = new StateUpdater(input, output, _processHandle, _behaviourContext);
ResultCode result;
result = stateUpdater.UpdateBehaviourContext();
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateMemoryPools(_memoryPools.Span);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateVoiceChannelResources(_voiceContext);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateVoices(_voiceContext, _memoryPools);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateEffects(_effectContext, _isActive, _memoryPools);
if (result != ResultCode.Success)
{
return result;
}
if (_behaviourContext.IsSplitterSupported())
{
result = stateUpdater.UpdateSplitter(_splitterContext);
if (result != ResultCode.Success)
{
return result;
}
}
result = stateUpdater.UpdateMixes(_mixContext, GetMixBufferCount(), _effectContext, _splitterContext);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateSinks(_sinkContext, _memoryPools);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdatePerformanceBuffer(_performanceManager, performanceOutput.Span);
if (result != ResultCode.Success)
{
return result;
}
result = stateUpdater.UpdateErrorInfo();
if (result != ResultCode.Success)
{
return result;
}
if (_behaviourContext.IsElapsedFrameCountSupported())
{
result = stateUpdater.UpdateRendererInfo(_elapsedFrameCount);
if (result != ResultCode.Success)
{
return result;
}
}
result = stateUpdater.CheckConsumedSize();
if (result != ResultCode.Success)
{
return result;
}
_systemEvent.Clear();
ulong updateEndTicks = GetSystemTicks();
_totalElapsedTicksUpdating += (updateEndTicks - updateStartTicks);
return result;
}
}
private ulong GetSystemTicks()
{
double ticks = ARMeilleure.State.ExecutionContext.ElapsedTicks * ARMeilleure.State.ExecutionContext.TickFrequency;
return (ulong)(ticks * RendererConstants.TargetTimerFrequency);
}
private uint ComputeVoiceDrop(CommandBuffer commandBuffer, long voicesEstimatedTime, long deltaTimeDsp)
{
int i;
for (i = 0; i < commandBuffer.CommandList.Commands.Count; i++)
{
ICommand command = commandBuffer.CommandList.Commands[i];
CommandType commandType = command.CommandType;
if (commandType == CommandType.AdpcmDataSourceVersion1 ||
commandType == CommandType.AdpcmDataSourceVersion2 ||
commandType == CommandType.PcmInt16DataSourceVersion1 ||
commandType == CommandType.PcmInt16DataSourceVersion2 ||
commandType == CommandType.PcmFloatDataSourceVersion1 ||
commandType == CommandType.PcmFloatDataSourceVersion2 ||
commandType == CommandType.Performance)
{
break;
}
}
uint voiceDropped = 0;
for (; i < commandBuffer.CommandList.Commands.Count; i++)
{
ICommand targetCommand = commandBuffer.CommandList.Commands[i];
int targetNodeId = targetCommand.NodeId;
if (voicesEstimatedTime <= deltaTimeDsp || NodeIdHelper.GetType(targetNodeId) != NodeIdType.Voice)
{
break;
}
ref VoiceState voice = ref _voiceContext.GetState(NodeIdHelper.GetBase(targetNodeId));
if (voice.Priority == RendererConstants.VoiceHighestPriority)
{
break;
}
// We can safely drop this voice, disable all associated commands while activating depop preparation commands.
voiceDropped++;
voice.VoiceDropFlag = true;
Logger.Warning?.Print(LogClass.AudioRenderer, $"Dropping voice {voice.NodeId}");
for (; i < commandBuffer.CommandList.Commands.Count; i++)
{
ICommand command = commandBuffer.CommandList.Commands[i];
if (command.NodeId != targetNodeId)
{
break;
}
if (command.CommandType == CommandType.DepopPrepare)
{
command.Enabled = true;
}
else if (command.CommandType == CommandType.Performance || !command.Enabled)
{
continue;
}
else
{
command.Enabled = false;
voicesEstimatedTime -= (long)command.EstimatedProcessingTime;
}
}
}
return voiceDropped;
}
private void GenerateCommandList(out CommandList commandList)
{
Debug.Assert(_executionMode == AudioRendererExecutionMode.Auto);
PoolMapper.ClearUsageState(_memoryPools);
ulong startTicks = GetSystemTicks();
commandList = new CommandList(this);
if (_performanceManager != null)
{
_performanceManager.TapFrame(_isDspRunningBehind, _voiceDropCount, _renderingStartTick);
_isDspRunningBehind = false;
_voiceDropCount = 0;
_renderingStartTick = 0;
}
CommandBuffer commandBuffer = new CommandBuffer(commandList, _commandProcessingTimeEstimator);
CommandGenerator commandGenerator = new CommandGenerator(commandBuffer, GetContext(), _voiceContext, _mixContext, _effectContext, _sinkContext, _splitterContext, _performanceManager);
_voiceContext.Sort();
commandGenerator.GenerateVoices();
long voicesEstimatedTime = (long)commandBuffer.EstimatedProcessingTime;
commandGenerator.GenerateSubMixes();
commandGenerator.GenerateFinalMixes();
commandGenerator.GenerateSinks();
long totalEstimatedTime = (long)commandBuffer.EstimatedProcessingTime;
if (_voiceDropEnabled)
{
long maxDspTime = GetMaxAllocatedTimeForDsp();
long restEstimateTime = totalEstimatedTime - voicesEstimatedTime;
long deltaTimeDsp = Math.Max(maxDspTime - restEstimateTime, 0);
_voiceDropCount = ComputeVoiceDrop(commandBuffer, voicesEstimatedTime, deltaTimeDsp);
}
_voiceContext.UpdateForCommandGeneration();
ulong endTicks = GetSystemTicks();
_totalElapsedTicks = endTicks - startTicks;
_renderingStartTick = GetSystemTicks();
_elapsedFrameCount++;
}
private int GetMaxAllocatedTimeForDsp()
{
return (int)(RendererConstants.AudioProcessorMaxUpdateTimePerSessions * _behaviourContext.GetAudioRendererProcessingTimeLimit() * (GetRenderingTimeLimit() / 100.0f));
}
public void SendCommands()
{
lock (_lock)
{
if (_isActive)
{
_terminationEvent.Reset();
GenerateCommandList(out CommandList commands);
_manager.Processor.Send(_sessionId,
commands,
GetMaxAllocatedTimeForDsp(),
_appletResourceId);
_systemEvent.Signal();
}
else
{
_terminationEvent.Set();
}
}
}
public uint GetMixBufferCount()
{
return _mixBufferCount;
}
public void SetRenderingTimeLimitPercent(uint percent)
{
Debug.Assert(percent <= 100);
_renderingTimeLimitPercent = percent;
}
public uint GetRenderingTimeLimit()
{
return _renderingTimeLimitPercent;
}
public Memory<float> GetMixBuffer()
{
return _mixBuffer;
}
public uint GetSampleCount()
{
return _sampleCount;
}
public uint GetSampleRate()
{
return _sampleRate;
}
public uint GetVoiceChannelCountMax()
{
return _voiceChannelCountMax;
}
public bool IsActive()
{
return _isActive;
}
private RendererSystemContext GetContext()
{
return new RendererSystemContext
{
ChannelCount = _manager.OutputDevices[_sessionId].GetChannelCount(),
BehaviourContext = _behaviourContext,
DepopBuffer = _depopBuffer,
MixBufferCount = GetMixBufferCount(),
SessionId = _sessionId,
UpsamplerManager = _upsamplerManager
};
}
public int GetSessionId()
{
return _sessionId;
}
public static ulong GetWorkBufferSize(ref AudioRendererConfiguration parameter)
{
BehaviourContext behaviourContext = new BehaviourContext();
behaviourContext.SetUserRevision(parameter.Revision);
uint mixesCount = parameter.SubMixBufferCount + 1;
uint memoryPoolCount = parameter.EffectCount + parameter.VoiceCount * RendererConstants.VoiceWaveBufferCount;
ulong size = 0;
// Mix Buffers
size = WorkBufferAllocator.GetTargetSize<float>(size, parameter.SampleCount * (RendererConstants.VoiceChannelCountMax + parameter.MixBufferCount), 0x10);
// Upsampler workbuffer
size = WorkBufferAllocator.GetTargetSize<float>(size, RendererConstants.TargetSampleCount * (RendererConstants.VoiceChannelCountMax + parameter.MixBufferCount) * (parameter.SinkCount + parameter.SubMixBufferCount), 0x10);
// Depop buffer
size = WorkBufferAllocator.GetTargetSize<float>(size, (ulong)BitUtils.AlignUp(parameter.MixBufferCount, RendererConstants.BufferAlignment), RendererConstants.BufferAlignment);
// Voice
size = WorkBufferAllocator.GetTargetSize<VoiceState>(size, parameter.VoiceCount, VoiceState.Alignment);
size = WorkBufferAllocator.GetTargetSize<int>(size, parameter.VoiceCount, 0x10);
size = WorkBufferAllocator.GetTargetSize<VoiceChannelResource>(size, parameter.VoiceCount, VoiceChannelResource.Alignment);
size = WorkBufferAllocator.GetTargetSize<VoiceUpdateState>(size, parameter.VoiceCount, VoiceUpdateState.Align);
// Mix
size = WorkBufferAllocator.GetTargetSize<MixState>(size, mixesCount, MixState.Alignment);
size = WorkBufferAllocator.GetTargetSize<int>(size, parameter.EffectCount * mixesCount, 0x10);
size = WorkBufferAllocator.GetTargetSize<int>(size, mixesCount, 0x10);
if (behaviourContext.IsSplitterSupported())
{
size += (ulong)BitUtils.AlignUp(NodeStates.GetWorkBufferSize((int)mixesCount) + EdgeMatrix.GetWorkBufferSize((int)mixesCount), 0x10);
}
// Memory Pool
size = WorkBufferAllocator.GetTargetSize<MemoryPoolState>(size, memoryPoolCount, MemoryPoolState.Alignment);
// Splitter
size = SplitterContext.GetWorkBufferSize(size, ref behaviourContext, ref parameter);
// DSP Voice
size = WorkBufferAllocator.GetTargetSize<VoiceUpdateState>(size, parameter.VoiceCount, VoiceUpdateState.Align);
// Performance
if (parameter.PerformanceMetricFramesCount > 0)
{
ulong performanceMetricsPerFramesSize = PerformanceManager.GetRequiredBufferSizeForPerformanceMetricsPerFrame(ref parameter, ref behaviourContext) * (parameter.PerformanceMetricFramesCount + 1) + 0xC;
size += BitUtils.AlignUp(performanceMetricsPerFramesSize, RendererConstants.PerformanceMetricsPerFramesSizeAlignment);
}
return BitUtils.AlignUp(size, RendererConstants.WorkBufferAlignment);
}
public ResultCode QuerySystemEvent(out IWritableEvent systemEvent)
{
systemEvent = default;
if (_executionMode == AudioRendererExecutionMode.Manual)
{
return ResultCode.UnsupportedOperation;
}
systemEvent = _systemEvent;
return ResultCode.Success;
}
public void Dispose()
{
Dispose(true);
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
if (_isActive)
{
Stop();
}
PoolMapper mapper = new PoolMapper(_processHandle, false);
mapper.Unmap(ref _dspMemoryPoolState);
PoolMapper.ClearUsageState(_memoryPools);
for (int i = 0; i < _memoryPoolCount; i++)
{
ref MemoryPoolState memoryPool = ref _memoryPools.Span[i];
if (memoryPool.IsMapped())
{
mapper.Unmap(ref memoryPool);
}
}
_manager.Unregister(this);
_terminationEvent.Dispose();
_workBufferMemoryPin.Dispose();
_workBufferRegion.Dispose();
}
}
}
}