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Calculate EFX density as in EFX-Util

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Boris I. Bendovsky 2020-11-25 20:38:21 +02:00 committed by Daniel Gibson
parent 7297ebcaf6
commit 432b86fdeb
1 changed files with 6 additions and 1 deletions
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7
neo/sound/snd_efxfile.cpp
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@ -199,8 +199,13 @@ bool idEFXFile::ReadEffect( idLexer &src, idSoundEffect *effect ) {
// <+KittyCat> the "environment" token should be ignored (efx has nothing equatable to it)
src.ParseInt();
} else if ( token == "environment size" ) {
//
// The formula for density according to Creative's EFX-Util.lib:
// density = clamp(pow(size, 3) / 16, 0, 1)
//
float size = src.ParseFloat();
efxf(AL_EAXREVERB_DENSITY, (size < 2.0f) ? (size - 1.0f) : 1.0f);
size = idMath::ClampFloat(0.0f, 1.0f, (size * size * size) / 16.0f);
efxf(AL_EAXREVERB_DENSITY, size);
} else if ( token == "environment diffusion" ) {
efxf(AL_EAXREVERB_DIFFUSION, src.ParseFloat());
} else if ( token == "room" ) {