void LoadEqualizer::_updateLeaf( Node* node )
{
const Compound* compound = node->compound;
const Channel* channel = compound->getChannel();
LBASSERT( channel );
const PixelViewport& pvp = channel->getPixelViewport();
node->resources = compound->isActive() ? compound->getUsage() : 0.f;
LBLOG( LOG_LB2 ) << channel->getName() << " active " << compound->isActive()
<< " using " << node->resources << std::endl;
LBASSERT( node->resources >= 0.f );
node->maxSize.x() = pvp.w;
node->maxSize.y() = pvp.h;
node->boundaryf = getBoundaryf();
node->boundary2i = getBoundary2i();
node->resistancef = getResistancef();
node->resistance2i = getResistance2i();
if( !compound->hasDestinationChannel( ))
return;
const float nResources = _getTotalResources();
if( getAssembleOnlyLimit() <= nResources - node->resources )
{
node->resources = 0.f;
return; // OPT
}
const float time = float( _getTotalTime( ));
const float assembleTime = float( _getAssembleTime( ));
if( assembleTime == 0.f || node->resources == 0.f )
return;
const float timePerResource = time / ( nResources - node->resources );
const float renderTime = timePerResource * node->resources ;
const float clampedAssembleTime = LB_MIN( assembleTime, renderTime );
const float newTimePerResource = (time + clampedAssembleTime) / nResources;
node->resources -= ( clampedAssembleTime / newTimePerResource );
if( node->resources < 0.f ) // may happen due to fp rounding
node->resources = 0.f;
}
void LoadEqualizer::_updateLeaf( Node* node )
{
const Compound* compound = node->compound;
const Channel* channel = compound->getChannel();
EQASSERT( channel );
const PixelViewport& pvp = channel->getPixelViewport();
node->resources = compound->isRunning() ? compound->getUsage() : 0.f;
EQASSERT( node->resources >= 0.f );
node->maxSize.x() = pvp.w;
node->maxSize.y() = pvp.h;
node->boundaryf = _boundaryf;
node->boundary2i = _boundary2i;
if( !compound->hasDestinationChannel( ))
return;
const float nResources = _getTotalResources();
if( _assembleOnlyLimit <= nResources - node->resources )
{
node->resources = 0.f;
return; // OPT
}
const float time = float( _getTotalTime( ));
const float assembleTime = float( _getAssembleTime( ));
if( assembleTime == 0 || node->resources == 0.f )
return;
const float timePerResource = time / ( nResources - node->resources );
const float renderTime = timePerResource * node->resources ;
const float clampedAssembleTime = EQ_MIN( assembleTime, renderTime );
const float newTimePerResource = (time + clampedAssembleTime) / nResources;
node->resources -= ( clampedAssembleTime / newTimePerResource );
if( node->resources < 0.f ) // may happen due to fp rounding
node->resources = 0.f;
}
