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https://github.com/GreemDev/Ryujinx.git
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4c2ab880ef
* Ryujinx.Audio: Remove BOM from files * misc: Relicense Ryujinx.Audio under the terms of the MIT license With the approvals of all the Ryujinx.Audio contributors, this commit changes Ryujinx.Audio license from LGPLv3 to MIT.
123 lines
4.6 KiB
C#
123 lines
4.6 KiB
C#
using Ryujinx.Audio.Renderer.Parameter;
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using Ryujinx.Audio.Renderer.Utils;
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using System;
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using System.Diagnostics;
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namespace Ryujinx.Audio.Renderer.Server.Effect
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{
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/// <summary>
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/// Effect context.
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/// </summary>
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public class EffectContext
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{
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/// <summary>
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/// Storage for <see cref="BaseEffect"/>.
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/// </summary>
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private BaseEffect[] _effects;
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/// <summary>
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/// The total effect count.
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/// </summary>
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private uint _effectCount;
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private EffectResultState[] _resultStatesCpu;
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private EffectResultState[] _resultStatesDsp;
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/// <summary>
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/// Create a new <see cref="EffectContext"/>.
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/// </summary>
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public EffectContext()
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{
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_effects = null;
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_effectCount = 0;
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}
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/// <summary>
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/// Initialize the <see cref="EffectContext"/>.
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/// </summary>
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/// <param name="effectCount">The total effect count.</param>
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/// <param name="resultStateCount">The total result state count.</param>
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public void Initialize(uint effectCount, uint resultStateCount)
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{
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_effectCount = effectCount;
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_effects = new BaseEffect[effectCount];
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for (int i = 0; i < _effectCount; i++)
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{
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_effects[i] = new BaseEffect();
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}
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_resultStatesCpu = new EffectResultState[resultStateCount];
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_resultStatesDsp = new EffectResultState[resultStateCount];
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}
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/// <summary>
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/// Get the total effect count.
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/// </summary>
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/// <returns>The total effect count.</returns>
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public uint GetCount()
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{
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return _effectCount;
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}
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/// <summary>
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/// Get a reference to a <see cref="BaseEffect"/> at the given <paramref name="index"/>.
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/// </summary>
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/// <param name="index">The index to use.</param>
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/// <returns>A reference to a <see cref="BaseEffect"/> at the given <paramref name="index"/>.</returns>
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public ref BaseEffect GetEffect(int index)
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{
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Debug.Assert(index >= 0 && index < _effectCount);
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return ref _effects[index];
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}
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/// <summary>
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/// Get a reference to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.
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/// </summary>
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/// <param name="index">The index to use.</param>
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/// <returns>A reference to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.</returns>
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/// <remarks>The returned <see cref="EffectResultState"/> should only be used when updating the server state.</remarks>
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public ref EffectResultState GetState(int index)
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{
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Debug.Assert(index >= 0 && index < _resultStatesCpu.Length);
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return ref _resultStatesCpu[index];
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}
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/// <summary>
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/// Get a reference to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.
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/// </summary>
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/// <param name="index">The index to use.</param>
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/// <returns>A reference to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.</returns>
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/// <remarks>The returned <see cref="EffectResultState"/> should only be used in the context of processing on the <see cref="Dsp.AudioProcessor"/>.</remarks>
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public ref EffectResultState GetDspState(int index)
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{
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Debug.Assert(index >= 0 && index < _resultStatesDsp.Length);
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return ref _resultStatesDsp[index];
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}
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/// <summary>
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/// Get a memory instance to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.
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/// </summary>
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/// <param name="index">The index to use.</param>
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/// <returns>A memory instance to a <see cref="EffectResultState"/> at the given <paramref name="index"/>.</returns>
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/// <remarks>The returned <see cref="Memory{EffectResultState}"/> should only be used in the context of processing on the <see cref="Dsp.AudioProcessor"/>.</remarks>
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public Memory<EffectResultState> GetDspStateMemory(int index)
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{
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return SpanIOHelper.GetMemory(_resultStatesDsp.AsMemory(), index, (uint)_resultStatesDsp.Length);
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}
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/// <summary>
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/// Update internal state during command generation.
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/// </summary>
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public void UpdateResultStateForCommandGeneration()
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{
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for (int index = 0; index < _resultStatesCpu.Length; index++)
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{
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_effects[index].UpdateResultState(ref _resultStatesCpu[index], ref _resultStatesDsp[index]);
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}
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}
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}
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}
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