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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs')
-rw-r--r--src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs b/src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs
new file mode 100644
index 00000000..76a1aba2
--- /dev/null
+++ b/src/Ryujinx.Audio/Renderer/Dsp/Command/MixRampCommand.cs
@@ -0,0 +1,68 @@
+using Ryujinx.Audio.Renderer.Common;
+using System;
+using System.Runtime.CompilerServices;
+
+namespace Ryujinx.Audio.Renderer.Dsp.Command
+{
+ public class MixRampCommand : ICommand
+ {
+ public bool Enabled { get; set; }
+
+ public int NodeId { get; }
+
+ public CommandType CommandType => CommandType.MixRamp;
+
+ public uint EstimatedProcessingTime { get; set; }
+
+ public ushort InputBufferIndex { get; }
+ public ushort OutputBufferIndex { get; }
+
+ public float Volume0 { get; }
+ public float Volume1 { get; }
+
+ public Memory<VoiceUpdateState> State { get; }
+
+ public int LastSampleIndex { get; }
+
+ public MixRampCommand(float volume0, float volume1, uint inputBufferIndex, uint outputBufferIndex, int lastSampleIndex, Memory<VoiceUpdateState> state, int nodeId)
+ {
+ Enabled = true;
+ NodeId = nodeId;
+
+ InputBufferIndex = (ushort)inputBufferIndex;
+ OutputBufferIndex = (ushort)outputBufferIndex;
+
+ Volume0 = volume0;
+ Volume1 = volume1;
+
+ State = state;
+ LastSampleIndex = lastSampleIndex;
+ }
+
+ [MethodImpl(MethodImplOptions.AggressiveInlining)]
+ private float ProcessMixRamp(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer, 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)
+ {
+ ReadOnlySpan<float> inputBuffer = context.GetBuffer(InputBufferIndex);
+ Span<float> outputBuffer = context.GetBuffer(OutputBufferIndex);
+
+ State.Span[0].LastSamples[LastSampleIndex] = ProcessMixRamp(outputBuffer, inputBuffer, (int)context.SampleCount);
+ }
+ }
+} \ No newline at end of file