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Add 0-1 clamp and remove useless operations

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This commit is contained in:
Kleadron
2023-07-31 17:30:00 -07:00
parent 63cd6a32f2
commit 40e54c2be8
1 changed files with 8 additions and 1 deletions
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9
platforms/windows/SoundSystem_windows.cpp
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@@ -185,6 +185,13 @@ void SoundSystemWindows::playAt(const SoundDesc& sound, float x, float y, float
// Conversion from 0-1 linear volume to directsound logarithmic volume..
// This seems to work for the most part, but accuracy testing should be done for actual MCPE, water splashing is pretty quiet.
float attenuation = volume;//Lerp(DSBVOLUME_MIN, DSBVOLUME_MAX, volume);
// clamp the attenuation value
if (attenuation < 0.0f)
attenuation = 0.0f;
else if (attenuation > 1.0f)
attenuation = 1.0f;
if (attenuation == 0)
{
// no sound would come out, maybe skip playing this sound?
@@ -192,7 +199,7 @@ void SoundSystemWindows::playAt(const SoundDesc& sound, float x, float y, float
}
else
{
attenuation = floorf(2000.0f * log10f((float)(attenuation) / (float)1.0f) + 0.5f);
attenuation = floorf(2000.0f * log10f(attenuation) + 0.5f);
}
(*soundbuffer)->SetVolume(LONG(attenuation));