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Try better volume reduction in multiplayer

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git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@7837 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
auria 2011-03-06 23:39:55 +00:00
parent 5c9401f19e
commit 452c4835d3
1 changed files with 18 additions and 1 deletions
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19
src/karts/kart.cpp
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@ -327,7 +327,24 @@ void Kart::startEngineSFX()
{
// in multiplayer mode, sounds are NOT positional (because we have multiple listeners)
// so the engine sounds of all AIs is constantly heard. So reduce volume of all sounds.
m_engine_sound->volume( 1.0f / race_manager->getNumberOfKarts() );
if (race_manager->getNumLocalPlayers() > 1)
{
const int np = race_manager->getNumLocalPlayers();
const int nai = race_manager->getNumberOfKarts() - np;
// player karts twice as loud as AIs toghether
const float players_volume = (np * 2.0f) / (np*2.0f + np);
if (m_controller->isPlayerController())
{
m_engine_sound->volume( players_volume / np );
}
else
{
m_engine_sound->volume( (1.0f - players_volume) / nai );
}
}
m_engine_sound->speed(0.6f);
m_engine_sound->setLoop(true);
m_engine_sound->play();