mirror of
https://github.com/GreemDev/Ryujinx
synced 2024-11-27 03:59:13 +01:00
73118dcb98
Happy new Year
106 lines
3.6 KiB
C#
106 lines
3.6 KiB
C#
//
|
|
// 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 System;
|
|
|
|
namespace Ryujinx.Audio.Renderer.Dsp.Command
|
|
{
|
|
public class MixRampGroupedCommand : ICommand
|
|
{
|
|
public bool Enabled { get; set; }
|
|
|
|
public int NodeId { get; }
|
|
|
|
public CommandType CommandType => CommandType.MixRampGrouped;
|
|
|
|
public ulong EstimatedProcessingTime { get; set; }
|
|
|
|
public uint MixBufferCount { get; }
|
|
|
|
public ushort[] InputBufferIndices { get; }
|
|
public ushort[] OutputBufferIndices { get; }
|
|
|
|
public float[] Volume0 { get; }
|
|
public float[] Volume1 { get; }
|
|
|
|
public Memory<VoiceUpdateState> State { get; }
|
|
|
|
public MixRampGroupedCommand(uint mixBufferCount, uint inputBufferIndex, uint outputBufferIndex, Span<float> volume0, Span<float> volume1, Memory<VoiceUpdateState> state, int nodeId)
|
|
{
|
|
Enabled = true;
|
|
MixBufferCount = mixBufferCount;
|
|
NodeId = nodeId;
|
|
|
|
InputBufferIndices = new ushort[RendererConstants.MixBufferCountMax];
|
|
OutputBufferIndices = new ushort[RendererConstants.MixBufferCountMax];
|
|
Volume0 = new float[RendererConstants.MixBufferCountMax];
|
|
Volume1 = new float[RendererConstants.MixBufferCountMax];
|
|
|
|
for (int i = 0; i < mixBufferCount; i++)
|
|
{
|
|
InputBufferIndices[i] = (ushort)inputBufferIndex;
|
|
OutputBufferIndices[i] = (ushort)(outputBufferIndex + i);
|
|
|
|
Volume0[i] = volume0[i];
|
|
Volume1[i] = volume1[i];
|
|
}
|
|
|
|
State = state;
|
|
}
|
|
|
|
private float ProcessMixRampGrouped(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer, float volume0, float volume1, int sampleCount)
|
|
{
|
|
float ramp = (volume1 - volume0) / sampleCount;
|
|
float volume = volume0;
|
|
float state = 0;
|
|
|
|
for (int i = 0; i < sampleCount; i++)
|
|
{
|
|
state = FloatingPointHelper.MultiplyRoundUp(inputBuffer[i], volume);
|
|
|
|
outputBuffer[i] += state;
|
|
volume += ramp;
|
|
}
|
|
|
|
return state;
|
|
}
|
|
|
|
public void Process(CommandList context)
|
|
{
|
|
for (int i = 0; i < MixBufferCount; i++)
|
|
{
|
|
ReadOnlySpan<float> inputBuffer = context.GetBuffer(InputBufferIndices[i]);
|
|
Span<float> outputBuffer = context.GetBuffer(OutputBufferIndices[i]);
|
|
|
|
float volume0 = Volume0[i];
|
|
float volume1 = Volume1[i];
|
|
|
|
ref VoiceUpdateState state = ref State.Span[0];
|
|
|
|
if (volume0 != 0 || volume1 != 0)
|
|
{
|
|
state.LastSamples[i] = ProcessMixRampGrouped(outputBuffer, inputBuffer, volume0, volume1, (int)context.SampleCount);
|
|
}
|
|
else
|
|
{
|
|
state.LastSamples[i] = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|