//-----------------------------------------------------------------------
void PagingLandScapeRenderableManager::processTileUnload()
{
if (mTilesLoadRenderableQueue.empty())
return;
PagingLandScapeTile *tile;
for (PagingLandScapeQueue<PagingLandScapeTile>::MsgQueType::iterator itq = mTilesLoadRenderableQueue.begin();
itq != mTilesLoadRenderableQueue.end();)
{
tile = *itq;
assert (tile != 0);
assert (tile->isLoading());
assert (tile->getRenderable ());
assert (tile->getRenderable ()->mQueued);
assert (tile->isLoaded ());
assert (tile->getSceneNode());
assert (!tile->getRenderable ()->isLoaded ());
if (!tile->getRenderable ()->isInUse ())
{
tile->setLoading (false);
tile->getRenderable ()->mQueued = false;
tile->unload ();
itq = mTilesLoadRenderableQueue.erase (itq);
}
else
{
++itq;
}
}
}
//-----------------------------------------------------------------------
bool PagingLandScapeRenderableManager::executeRenderableLoading(void)
{
if (mTilesLoadQueue.empty())
return true;
else
{
const uint k = PagingLandScapeOptions::getSingleton ().num_renderables_loading;
for (uint i = 0; i < k; i++ )
{
PagingLandScapeTile* tile = mTilesLoadQueue.pop ();
// no more in queues.
if (tile == 0)
return true;
assert (tile->isLoaded ());
PagingLandScapeRenderable* rend = tile->getRenderable();
assert (!rend->isLoaded ());
SceneNode * tileSceneNode = tile->getTileNode ();
assert (rend != 0 && tileSceneNode != 0);
tileSceneNode->attachObject( rend );
// renderables need to be attached (BBox compute)
if (rend->load())
{
tile->_linkRenderableNeighbor ();
}
else
{
// renderable have been unloaded since.
tile->unload ();
}
tileSceneNode->needUpdate();
}
}
return false;
}