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Audio latency is much better. Sprites are corrupted in GAW

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This commit is contained in:
Marc Parsons
2026-05-14 22:39:43 +01:00
parent 780f8ee790
commit a9b15ee113
2 changed files with 8 additions and 8 deletions
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2
Desktop/Form1.cs
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@@ -89,7 +89,7 @@ namespace Desktop
IsRunning = true; IsRunning = true;
TotalFrameCount = 0; TotalFrameCount = 0;
double TargetFrameTime = 1000.0 / 60.0; double TargetFrameTime = 1000.0 / 59.92274;
_emulatorTask = Task.Run(() => _emulatorTask = Task.Run(() =>
{ {

14
Desktop/NAudioPlayer.cs
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@@ -12,25 +12,25 @@ namespace Desktop.Audio // Change this to match your project's namespace
public NAudioPlayer() public NAudioPlayer()
{ {
// Set up the audio format: 44100 Hz, 32-bit IEEE float, 1 channel (Mono)
WaveFormat format = WaveFormat.CreateIeeeFloatWaveFormat(44100, 1); WaveFormat format = WaveFormat.CreateIeeeFloatWaveFormat(44100, 1);
_buffer = new BufferedWaveProvider(format); _buffer = new BufferedWaveProvider(format);
// CRITICAL FOR EMULATORS: // THE FIX: Restrict the physical size of the buffer to exactly 100 milliseconds!
// If the emulator runs slightly too fast, the audio buffer will fill up // If the emulator generates audio too fast, the lag can never exceed this limit.
// and the sound will lag behind the gameplay. Discarding overflow keeps it synced! _buffer.BufferDuration = TimeSpan.FromMilliseconds(100);
_buffer.DiscardOnBufferOverflow = true; _buffer.DiscardOnBufferOverflow = true;
_waveOut = new WaveOutEvent(); _waveOut = new WaveOutEvent();
// 100ms latency is a great sweet spot for WinForms emulators. // Drop the latency to 50ms for a tighter, snappier response
// Too low = crackling audio. Too high = delayed sound effects. _waveOut.DesiredLatency = 50;
_waveOut.DesiredLatency = 100;
_waveOut.Init(_buffer); _waveOut.Init(_buffer);
_waveOut.Play(); _waveOut.Play();
} }
public void AddSample(float sample) public void AddSample(float sample)
{ {
// Convert the float (-1.0f to 1.0f) into 4 raw bytes // Convert the float (-1.0f to 1.0f) into 4 raw bytes