Log& Log::instance()
{
Log* log = _logInstance.get();
if( !log )
{
log = new Log();
_logInstance = log;
static bool first = true;
if( first && lunchbox::Log::level > LOG_INFO )
{
first = false;
log->disableHeader();
log->disableFlush();
*log << std::setw( LENGTH_PID ) << std::right << "PID" << "."
<< std::setw( LENGTH_THREAD ) << std::left << "Thread " << "|"
<< std::setw( LENGTH_FILE+5 ) << " Filename:line " << "|"
<< std::right << std::setw( LENGTH_TIME ) << " ms " << "|"
<< " Message" << std::endl;
log->enableFlush();
log->enableHeader();
}
}
return *log;
}
Log& Log::instance()
{
Log* log = _logInstance.get();
if( !log )
{
log = new Log();
_logInstance = log;
}
return *log;
}
/**
* Draws a bin. Most of this code is copied from osgUtil::RenderBin::drawImplementation.
* The modifications are (a) skipping code to render child bins, (b) setting a bin-global
* projection matrix in orthographic space, and (c) calling our custom "renderLeaf()" method
* instead of RenderLeaf::render()
*/
void drawImplementation( osgUtil::RenderBin* bin, osg::RenderInfo& renderInfo, osgUtil::RenderLeaf*& previous )
{
osg::State& state = *renderInfo.getState();
unsigned int numToPop = (previous ? osgUtil::StateGraph::numToPop(previous->_parent) : 0);
if (numToPop>1) --numToPop;
unsigned int insertStateSetPosition = state.getStateSetStackSize() - numToPop;
if (bin->getStateSet())
{
state.insertStateSet(insertStateSetPosition, bin->getStateSet());
}
// apply a window-space projection matrix.
const osg::Viewport* vp = renderInfo.getCurrentCamera()->getViewport();
if ( vp )
{
//TODO see which is faster
osg::ref_ptr<osg::RefMatrix>& m = _ortho2D.get();
if ( !m.valid() )
m = new osg::RefMatrix();
m->makeOrtho2D( vp->x(), vp->x()+vp->width()-1, vp->y(), vp->y()+vp->height()-1 );
state.applyProjectionMatrix( m.get() );
//osg::ref_ptr<osg::RefMatrix> rm = new osg::RefMatrix( osg::Matrix::ortho2D(
// vp->x(), vp->x()+vp->width()-1,
// vp->y(), vp->y()+vp->height()-1 ) );
//state.applyProjectionMatrix( rm.get() );
}
// render the list
osgUtil::RenderBin::RenderLeafList& leaves = bin->getRenderLeafList();
for(osgUtil::RenderBin::RenderLeafList::reverse_iterator rlitr = leaves.rbegin();
rlitr!= leaves.rend();
++rlitr)
{
osgUtil::RenderLeaf* rl = *rlitr;
renderLeaf( rl, renderInfo, previous );
previous = rl;
}
if ( bin->getStateSet() )
{
state.removeStateSet(insertStateSetPosition);
}
}
void Log::exit()
{
Log* log = _logInstance.get();
_logInstance = 0;
delete log;
}