aleajactaest/khanat-opennel-code
1
0
Fork 0
mirror of https://port.numenaute.org/aleajactaest/khanat-opennel-code.git synced 2024-11-23 15:46:18 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Changed: Also handle distMax with negative alpha in new manual rolloff function

Browse source 
--HG--
branch : sound_dev
This commit is contained in:
kaetemi 2012-06-03 15:56:47 +02:00
parent 2fc601c556
commit 6bc3ef2ba6
1 changed files with 11 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
code/nel/src/sound/driver/source.cpp
View file

@ -89,9 +89,17 @@ float ISource::computeManualRolloff(double alpha, float sqrdist, float distMin,
float rolloff = distMin / dist;
if (alpha <= -1.0f) return rolloff;
double mb = mbMin * (dist - distMin) / (distMax - distMin);
float mbrolloff = (float)pow(10.0, (double)mb / 2000.0);
return ((1.0 + alpha) * mbrolloff - alpha * rolloff);
if (dist > distMax)
{
// full attenuation of mbrolloff
return (-alpha * rolloff);
}
else
{
double mb = mbMin * (dist - distMin) / (distMax - distMin);
float mbrolloff = (float)pow(10.0, (double)mb / 2000.0);
return ((1.0 + alpha) * mbrolloff - alpha * rolloff);
}
}
else
{