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Apply master volume in audio backend. (#202)

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Skyth (Asilkan) 2025-01-26 13:54:08 +03:00 • committed by GitHub
parent 76ec5f032d
commit 0d4b66fe98
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GPG key ID: B5690EEEBB952194
2 changed files with 9 additions and 11 deletions
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14
UnleashedRecomp/apu/driver/sdl2_driver.cpp
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@ -94,6 +94,8 @@ void XAudioRegisterClient(PPCFunc* callback, uint32_t param)
void XAudioSubmitFrame(void* samples)
{
auto floatSamples = reinterpret_cast<be<float>*>(samples);
if (g_downMixToStereo)
{
// 0: left 1.0f, right 0.0f
@ -103,8 +105,6 @@ void XAudioSubmitFrame(void* samples)
// 4: left 1.0f, right 0.0f
// 5: left 0.0f, right 1.0f
auto floatSamples = reinterpret_cast<be<float>*>(samples);
std::array<float, 2 * XAUDIO_NUM_SAMPLES> audioFrames;
for (size_t i = 0; i < XAUDIO_NUM_SAMPLES; i++)
@ -116,22 +116,20 @@ void XAudioSubmitFrame(void* samples)
float ch4 = floatSamples[4 * XAUDIO_NUM_SAMPLES + i];
float ch5 = floatSamples[5 * XAUDIO_NUM_SAMPLES + i];
audioFrames[i * 2 + 0] = ch0 + ch2 * 0.75f + ch4;
audioFrames[i * 2 + 1] = ch1 + ch2 * 0.75f + ch5;
audioFrames[i * 2 + 0] = (ch0 + ch2 * 0.75f + ch4) * Config::MasterVolume;
audioFrames[i * 2 + 1] = (ch1 + ch2 * 0.75f + ch5) * Config::MasterVolume;
}
SDL_QueueAudio(g_audioDevice, &audioFrames, sizeof(audioFrames));
}
else
{
auto rawSamples = reinterpret_cast<be<uint32_t>*>(samples);
std::array<uint32_t, XAUDIO_NUM_CHANNELS * XAUDIO_NUM_SAMPLES> audioFrames;
std::array<float, XAUDIO_NUM_CHANNELS * XAUDIO_NUM_SAMPLES> audioFrames;
for (size_t i = 0; i < XAUDIO_NUM_SAMPLES; i++)
{
for (size_t j = 0; j < XAUDIO_NUM_CHANNELS; j++)
audioFrames[i * XAUDIO_NUM_CHANNELS + j] = rawSamples[j * XAUDIO_NUM_SAMPLES + i];
audioFrames[i * XAUDIO_NUM_CHANNELS + j] = floatSamples[j * XAUDIO_NUM_SAMPLES + i] * Config::MasterVolume;
}
SDL_QueueAudio(g_audioDevice, &audioFrames, sizeof(audioFrames));

6
UnleashedRecomp/patches/audio_patches.cpp
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@ -52,15 +52,15 @@ void AudioPatches::Update(float deltaTime)
}
else
{
*pMusicVolume = std::lerp(*pMusicVolume, Config::MusicVolume * Config::MasterVolume, time);
*pMusicVolume = std::lerp(*pMusicVolume, Config::MusicVolume, time);
}
}
else
{
*pMusicVolume = Config::MusicVolume * Config::MasterVolume;
*pMusicVolume = Config::MusicVolume;
}
*pEffectsVolume = Config::EffectsVolume * Config::MasterVolume;
*pEffectsVolume = Config::EffectsVolume;
}
// Stub volume setter.