diff options
Diffstat (limited to 'core/voice.cpp')
| -rw-r--r-- | core/voice.cpp | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/core/voice.cpp b/core/voice.cpp index be72b691..c8810c36 100644 --- a/core/voice.cpp +++ b/core/voice.cpp @@ -483,7 +483,7 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi return; } - uint Counter{mFlags.test(VoiceIsFading) ? SamplesToDo : 0}; + uint Counter{mFlags.test(VoiceIsFading) ? minu(SamplesToDo, 64u) : 0u}; uint OutPos{0u}; /* Check if we're doing a delayed start, and we start in this update. */ @@ -497,21 +497,17 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi /* Get the number of samples ahead of the current time that output * should start at. Skip this update if it's beyond the output sample * count. + * + * Round the start position to a multiple of 4, which some mixers want. + * This makes the start time accurate to 4 samples. This could be made + * sample-accurate by forcing non-SIMD functions on the first run. */ seconds::rep sampleOffset{duration_cast<seconds>(diff * Device->Frequency).count()}; + sampleOffset = (sampleOffset+2) & ~seconds::rep{3}; if(sampleOffset >= SamplesToDo) return; - /* Round the start position down to a multiple of 4, which some mixers - * want. This makes the start time accurate to 4 samples. This could be - * made sample-accurate by forcing non-SIMD functions on the first run. - * - * Also ensure any fading completes within this update (though don't go - * less than 64 samples, or the fade could be too fast). - */ - OutPos = static_cast<uint>(sampleOffset) & ~3u; - if(Counter > 0) - Counter = maxu(Counter-OutPos, 64); + OutPos = static_cast<uint>(sampleOffset); } if(!Counter) @@ -536,8 +532,6 @@ void Voice::mix(const State vstate, ContextBase *Context, const nanoseconds devi } } } - else if(!BufferListItem) [[unlikely]] - Counter = std::min(Counter, 64u); std::array<float*,DeviceBase::MixerChannelsMax> SamplePointers; const al::span<float*> MixingSamples{SamplePointers.data(), mChans.size()}; |