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author | Eli Linden <eli@lindenlab.com> | 2010-05-11 18:17:43 -0700 |
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committer | Eli Linden <eli@lindenlab.com> | 2010-05-11 18:17:43 -0700 |
commit | 489a5eb9e20256da64749e85254b9511e0919607 (patch) | |
tree | 4b99b538ba3986d3eafb7fcc17409188d53cd605 /indra/newview/llviewermedia.cpp | |
parent | 188d0dd8741a34de2d660c37204a662dd3c9dfe2 (diff) | |
parent | 709dd3f862c82e1db56e4a39e236c1d8b546984e (diff) |
Merge
Diffstat (limited to 'indra/newview/llviewermedia.cpp')
-rw-r--r-- | indra/newview/llviewermedia.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/indra/newview/llviewermedia.cpp b/indra/newview/llviewermedia.cpp index 1f6687bd83..4db05e8a98 100644 --- a/indra/newview/llviewermedia.cpp +++ b/indra/newview/llviewermedia.cpp @@ -1934,13 +1934,13 @@ void LLViewerMediaImpl::updateVolume() } else if (mProximityCamera > gSavedSettings.getF32("MediaRollOffMin")) { - // attenuated_volume = v / ( 1 + (roll_off_rate * (d - min))^2 + // attenuated_volume = 1 / (roll_off_rate * (d - min))^2 // the +1 is there so that for distance 0 the volume stays the same F64 adjusted_distance = mProximityCamera - gSavedSettings.getF32("MediaRollOffMin"); F64 attenuation = gSavedSettings.getF32("MediaRollOffRate") * adjusted_distance; - attenuation = attenuation * attenuation; + attenuation = 1.0 / (attenuation * attenuation); // the attenuation multiplier should never be more than one since that would increase volume - volume = volume * llmin(1.0, 1 /(attenuation + 1)); + volume = volume * llmin(1.0, attenuation); } } |