{
public:
TileManagerListener(FGTileMgr* manager) :
- _manager(manager)
+ _manager(manager),
+ _useVBOsProp(fgGetNode("/sim/rendering/use-vbos", true)),
+ _enableCacheProp(fgGetNode("/sim/tile-cache/enable", true)),
+ _pagedLODMaximumProp(fgGetNode("/sim/rendering/max-paged-lod", true))
{
- fgGetNode("/sim/rendering/use-vbos", true)->addChangeListener(this, true);
+ _useVBOsProp->addChangeListener(this, true);
+
+ _enableCacheProp->addChangeListener(this, true);
+ if (_enableCacheProp->getType() == simgear::props::NONE) {
+ _enableCacheProp->setBoolValue(true);
+ }
+
+ if (_pagedLODMaximumProp->getType() == simgear::props::NONE) {
+ // not set, use OSG default / environment value variable
+ osg::ref_ptr<osgViewer::Viewer> viewer(globals->get_renderer()->getViewer());
+ int current = viewer->getDatabasePager()->getTargetMaximumNumberOfPageLOD();
+ _pagedLODMaximumProp->setIntValue(current);
+ }
+ _pagedLODMaximumProp->addChangeListener(this, true);
}
~TileManagerListener()
{
- fgGetNode("/sim/rendering/use-vbos")->removeChangeListener(this);
+ _useVBOsProp->removeChangeListener(this);
+ _enableCacheProp->removeChangeListener(this);
+ _pagedLODMaximumProp->removeChangeListener(this);
}
virtual void valueChanged(SGPropertyNode* prop)
{
- bool useVBOs = prop->getBoolValue();
- _manager->_options->setPluginStringData("SimGear::USE_VBOS",
+ if (prop == _useVBOsProp) {
+ bool useVBOs = prop->getBoolValue();
+ _manager->_options->setPluginStringData("SimGear::USE_VBOS",
useVBOs ? "ON" : "OFF");
+ } else if (prop == _enableCacheProp) {
+ _manager->_enableCache = prop->getBoolValue();
+ } else if (prop == _pagedLODMaximumProp) {
+ int v = prop->getIntValue();
+ osg::ref_ptr<osgViewer::Viewer> viewer(globals->get_renderer()->getViewer());
+ viewer->getDatabasePager()->setTargetMaximumNumberOfPageLOD(v);
+ }
}
private:
FGTileMgr* _manager;
+ SGPropertyNode_ptr _useVBOsProp,
+ _enableCacheProp,
+ _pagedLODMaximumProp;
};
FGTileMgr::FGTileMgr():
_disableNasalHooks(fgGetNode("/sim/temp/disable-scenery-nasal", true)),
_scenery_loaded(fgGetNode("/sim/sceneryloaded", true)),
_scenery_override(fgGetNode("/sim/sceneryloaded-override", true)),
- _pager(FGScenery::getPagerSingleton())
+ _pager(FGScenery::getPagerSingleton()),
+ _enableCache(true)
{
}
// Initialize the Tile Manager subsystem
-void FGTileMgr::init() {
+void FGTileMgr::init()
+{
+ reinit();
+}
+
+void FGTileMgr::reinit()
+{
SG_LOG( SG_TERRAIN, SG_INFO, "Initializing Tile Manager subsystem." );
+ _terra_sync = static_cast<simgear::SGTerraSync*> (globals->get_subsystem("terrasync"));
+ // drops the previous options reference
_options = new simgear::SGReaderWriterOptions;
_listener = new TileManagerListener(this);
materialLibChanged();
_options->setPropertyNode(globals->get_props());
-
+
osgDB::FilePathList &fp = _options->getDatabasePathList();
const string_list &sc = globals->get_fg_scenery();
fp.clear();
std::copy(sc.begin(), sc.end(), back_inserter(fp));
_options->setPluginStringData("SimGear::FG_ROOT", globals->get_fg_root());
- if (globals->get_subsystem("terrasync")) {
- _options->setPluginStringData("SimGear::TERRASYNC_ROOT", fgGetString("/sim/terrasync/scenery-dir"));
+ if (_terra_sync) {
+ _options->setPluginStringData("SimGear::TERRASYNC_ROOT", fgGetString("/sim/terrasync/scenery-dir"));
}
if (!_disableNasalHooks->getBoolValue())
- _options->setModelData(new FGNasalModelDataProxy);
-
- reinit();
-}
-
-void FGTileMgr::reinit()
-{
- _terra_sync = static_cast<simgear::SGTerraSync*> (globals->get_subsystem("terrasync"));
-
- // protect against multiple scenery reloads and properly reset flags,
- // otherwise aircraft fall through the ground while reloading scenery
- if (!fgGetBool("/sim/sceneryloaded",true))
+ _options->setModelData(new FGNasalModelDataProxy);
+
+
+ if (state != Start)
+ {
+ // protect against multiple scenery reloads and properly reset flags,
+ // otherwise aircraft fall through the ground while reloading scenery
+ if (_scenery_loaded->getBoolValue() == false) {
+ SG_LOG( SG_TERRAIN, SG_INFO, "/sim/sceneryloaded already false, avoiding duplicate re-init of tile manager" );
return;
- fgSetBool("/sim/sceneryloaded",false);
+ }
+ }
+
+ _scenery_loaded->setBoolValue(false);
fgSetDouble("/sim/startup/splash-alpha", 1.0);
materialLibChanged();
void FGTileMgr::materialLibChanged()
{
_options->setMaterialLib(globals->get_matlib());
- _options->getMaterialLib()->refreshActiveMaterials();
}
/* schedule a tile for loading, keep request for given amount of time.
{
// create a new entry
t = new TileEntry( b );
+ SG_LOG( SG_TERRAIN, SG_INFO, "sched_tile: new tile entry for:" << b );
+
+
// insert the tile into the cache, update will generate load request
if ( tile_cache.insert_tile( t ) )
{
}
/**
- * Update the various queues maintained by the tilemagr (private
+ * Update the various queues maintained by the tilemgr (private
* internal function, do not call directly.)
*/
void FGTileMgr::update_queues(bool& isDownloadingScenery)
TileEntry *e;
int loading=0;
int sz=0;
- bool didRefreshMaterialCache = false;
tile_cache.set_current_time( current_time );
tile_cache.reset_traversal();
e->prep_ssg_node(vis);
if (!e->is_loaded()) {
- if (!didRefreshMaterialCache) {
- didRefreshMaterialCache = true;
- globals->get_matlib()->refreshActiveMaterials();
- }
-
bool nonExpiredOrCurrent = !e->is_expired(current_time) || e->is_current_view();
bool downloading = isTileDirSyncing(e->tileFileName);
isDownloadingScenery |= downloading;
}
int drop_count = sz - tile_cache.get_max_cache_size();
- if (( drop_count > 0 )&&
- ((loading==0)||(drop_count > 10)))
+ bool dropTiles = false;
+ if (_enableCache) {
+ dropTiles = ( drop_count > 0 ) && ((loading==0)||(drop_count > 10));
+ } else {
+ dropTiles = true;
+ drop_count = sz; // no limit on tiles to drop
+ }
+
+ if (dropTiles)
{
- long drop_index = tile_cache.get_drop_tile();
+ long drop_index = _enableCache ? tile_cache.get_drop_tile() :
+ tile_cache.get_first_expired_tile();
while ( drop_index > -1 )
{
// schedule tile for deletion with osg pager
TileEntry* old = tile_cache.get_tile(drop_index);
+ SG_LOG(SG_TERRAIN, SG_DEBUG, "Dropping:" << old->get_tile_bucket());
+
tile_cache.clear_entry(drop_index);
osg::ref_ptr<osg::Object> subgraph = old->getNode();
// zeros out subgraph ref_ptr, so subgraph is owned by
// the pager and will be deleted in the pager thread.
_pager->queueDeleteRequest(subgraph);
-
- if (--drop_count > 0)
+
+ if (!_enableCache)
+ drop_index = tile_cache.get_first_expired_tile();
+ // limit tiles dropped to drop_count
+ else if (--drop_count > 0)
drop_index = tile_cache.get_drop_tile();
else
- drop_index = -1;
+ drop_index = -1;
}
- }
+ } // of dropping tiles loop
}
// given the current lon/lat (in degrees), fill in the array of local
SGBucket bucket(position);
available = sched_tile( bucket, priority, false, duration );
- if ((!available)&&(duration==0.0))
+ if ((!available)&&(duration==0.0)) {
+ SG_LOG( SG_TERRAIN, SG_DEBUG, "schedule_scenery: Scheduling tile at bucket:" << bucket << " return false" );
return false;
+ }
SGVec3d cartPos = SGVec3d::fromGeod(position);
projects / flightgear.git / blobdiff