X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FScenery%2Ftilemgr.cxx;h=54fe7988e30c78dc08d93038d9fbd4f59b94857b;hb=070dba29f9390806457206c2660f2daebd3d847c;hp=53f1f346db2510902219b36833b319df62defeae;hpb=65e87bf2f80a5cd7d4b0f71084f3cbf9a4f7cb82;p=flightgear.git

diff --git a/src/Scenery/tilemgr.cxx b/src/Scenery/tilemgr.cxx
index 53f1f346d..54fe7988e 100644
--- a/src/Scenery/tilemgr.cxx
+++ b/src/Scenery/tilemgr.cxx
@@ -29,65 +29,80 @@
 #include <functional>
 
 #include <osgViewer/Viewer>
+#include <osgDB/Registry>
 
 #include <simgear/constants.h>
 #include <simgear/debug/logstream.hxx>
 #include <simgear/structure/exception.hxx>
 #include <simgear/scene/model/modellib.hxx>
-#include <simgear/scene/tgdb/SGReaderWriterBTGOptions.hxx>
+#include <simgear/scene/util/SGReaderWriterOptions.hxx>
+#include <simgear/scene/tsync/terrasync.hxx>
+#include <simgear/misc/strutils.hxx>
+#include <simgear/scene/material/matlib.hxx>
 
 #include <Main/globals.hxx>
 #include <Main/fg_props.hxx>
-#include <Main/renderer.hxx>
-#include <Main/viewer.hxx>
+#include <Viewer/renderer.hxx>
+#include <Viewer/splash.hxx>
 #include <Scripting/NasalSys.hxx>
+#include <Scripting/NasalModelData.hxx>
 
 #include "scenery.hxx"
 #include "SceneryPager.hxx"
 #include "tilemgr.hxx"
 
-using std::for_each;
 using flightgear::SceneryPager;
-using simgear::SGModelLib;
-using simgear::TileEntry;
-using simgear::TileCache;
 
-
-// helper: listen to property changes affecting tile loading
-class LoaderPropertyWatcher : public SGPropertyChangeListener
+class FGTileMgr::TileManagerListener : public SGPropertyChangeListener
 {
 public:
-    LoaderPropertyWatcher(FGTileMgr* pTileMgr) :
-        _pTileMgr(pTileMgr)
+    TileManagerListener(FGTileMgr* manager) :
+        _manager(manager)
     {
+        fgGetNode("/sim/rendering/use-vbos", true)->addChangeListener(this, true);
     }
-
-    virtual void valueChanged(SGPropertyNode*)
+    
+    ~TileManagerListener()
     {
-        _pTileMgr->configChanged();
+        fgGetNode("/sim/rendering/use-vbos")->removeChangeListener(this);
     }
-
+    
+    virtual void valueChanged(SGPropertyNode* prop)
+    {
+        bool useVBOs = prop->getBoolValue();
+        _manager->_options->setPluginStringData("SimGear::USE_VBOS",
+                                                useVBOs ? "ON" : "OFF");
+    }
+    
 private:
-    FGTileMgr* _pTileMgr;
+    FGTileMgr* _manager;
 };
 
-
 FGTileMgr::FGTileMgr():
     state( Start ),
-    vis( 16000 ),
-    _propListener(new LoaderPropertyWatcher(this))
+    last_state( Running ),
+    scheduled_visibility(100.0),
+    _terra_sync(NULL),
+    _listener(NULL),
+    _visibilityMeters(fgGetNode("/environment/visibility-m", true)),
+    _maxTileRangeM(fgGetNode("/sim/rendering/static-lod/bare", true)),
+    _disableNasalHooks(fgGetNode("/sim/temp/disable-scenery-nasal", true)),
+    _scenery_loaded(fgGetNode("/sim/sceneryloaded", true)),
+    _scenery_override(fgGetNode("/sim/sceneryloaded-override", true)),
+    _pager(FGScenery::getPagerSingleton())
 {
-    _randomObjects = fgGetNode("/sim/rendering/random-objects", true);
-    _randomVegetation = fgGetNode("/sim/rendering/random-vegetation", true);
 }
 
 
-FGTileMgr::~FGTileMgr() {
+FGTileMgr::~FGTileMgr()
+{
+    delete _listener;
+    
     // remove all nodes we might have left behind
     osg::Group* group = globals->get_scenery()->get_terrain_branch();
     group->removeChildren(0, group->getNumChildren());
-    delete _propListener;
-    _propListener = NULL;
+    // clear OSG cache
+    osgDB::Registry::instance()->clearObjectCache();
 }
 
 
@@ -95,47 +110,66 @@ FGTileMgr::~FGTileMgr() {
 void FGTileMgr::init() {
     SG_LOG( SG_TERRAIN, SG_INFO, "Initializing Tile Manager subsystem." );
 
-    _options = new SGReaderWriterBTGOptions;
-    _options->setMatlib(globals->get_matlib());
-
-    _randomObjects.get()->addChangeListener(_propListener, false);
-    _randomVegetation.get()->addChangeListener(_propListener, false);
-    configChanged();
+    _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));
-
-    TileEntry::setModelLoadHelper(this);
+    _options->setPluginStringData("SimGear::FG_ROOT", globals->get_fg_root());
+    
+    if (globals->get_subsystem("terrasync")) {
+        _options->setPluginStringData("SimGear::TERRASYNC_ROOT", fgGetString("/sim/terrasync/scenery-dir"));
+    }
     
-    _visibilityMeters = fgGetNode("/environment/visibility-m", true);
+    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))
+        return;
+    fgSetBool("/sim/sceneryloaded",false);
+    fgSetDouble("/sim/startup/splash-alpha", 1.0);
+    
+    materialLibChanged();
+
     // remove all old scenery nodes from scenegraph and clear cache
     osg::Group* group = globals->get_scenery()->get_terrain_branch();
     group->removeChildren(0, group->getNumChildren());
     tile_cache.init();
     
+    // clear OSG cache, except on initial start-up
+    if (state != Start)
+    {
+        osgDB::Registry::instance()->clearObjectCache();
+    }
+    
     state = Inited;
     
     previous_bucket.make_bad();
     current_bucket.make_bad();
-    longitude = latitude = -1000.0;
-    
+    scheduled_visibility = 100.0;
+
     // force an update now
     update(0.0);
 }
 
-void FGTileMgr::configChanged()
+void FGTileMgr::materialLibChanged()
 {
-    _options->setUseRandomObjects(_randomObjects.get()->getBoolValue());
-    _options->setUseRandomVegetation(_randomVegetation.get()->getBoolValue());
+    _options->setMaterialLib(globals->get_matlib());
+    _options->getMaterialLib()->refreshActiveMaterials();
 }
 
 /* schedule a tile for loading, keep request for given amount of time.
@@ -176,28 +210,26 @@ bool FGTileMgr::sched_tile( const SGBucket& b, double priority, bool current_vie
 void FGTileMgr::schedule_needed(const SGBucket& curr_bucket, double vis)
 {
     // sanity check (unfortunately needed!)
-    if ( longitude < -180.0 || longitude > 180.0 
-         || latitude < -90.0 || latitude > 90.0 )
+    if (!curr_bucket.isValid() )
     {
         SG_LOG( SG_TERRAIN, SG_ALERT,
-                "Attempting to schedule tiles for bogus lon and lat  = ("
-                << longitude << "," << latitude << ")" );
-        return;		// FIXME
-        SG_LOG( SG_TERRAIN, SG_ALERT,
-                "This is a FATAL error.  Exiting!" );
-        exit(-1);
+                "Attempting to schedule tiles for invalid bucket" );
+        return;
     }
 
-    SG_LOG( SG_TERRAIN, SG_INFO,
-            "scheduling needed tiles for " << longitude << " " << latitude );
-
     double tile_width = curr_bucket.get_width_m();
     double tile_height = curr_bucket.get_height_m();
+    SG_LOG( SG_TERRAIN, SG_INFO,
+            "scheduling needed tiles for " << curr_bucket
+           << ", tile-width-m:" << tile_width << ", tile-height-m:" << tile_height);
+
+    
     // cout << "tile width = " << tile_width << "  tile_height = "
     //      << tile_height << endl;
 
-    xrange = (int)(vis / tile_width) + 1;
-    yrange = (int)(vis / tile_height) + 1;
+    double tileRangeM = std::min(vis,_maxTileRangeM->getDoubleValue());
+    int xrange = (int)(tileRangeM / tile_width) + 1;
+    int yrange = (int)(tileRangeM / tile_height) + 1;
     if ( xrange < 1 ) { xrange = 1; }
     if ( yrange < 1 ) { yrange = 1; }
 
@@ -226,59 +258,27 @@ void FGTileMgr::schedule_needed(const SGBucket& curr_bucket, double vis)
     {
         for ( y = -yrange; y <= yrange; ++y )
         {
-            SGBucket b = sgBucketOffset( longitude, latitude, x, y );
+            SGBucket b = curr_bucket.sibling(x, y);
+            if (!b.isValid()) {
+                continue;
+            }
+            
             float priority = (-1.0) * (x*x+y*y);
             sched_tile( b, priority, true, 0.0 );
+            
+            if (_terra_sync) {
+                _terra_sync->scheduleTile(b);
+            }
         }
     }
 }
 
-osg::Node*
-FGTileMgr::loadTileModel(const string& modelPath, bool cacheModel)
-{
-    SGPath fullPath;
-    if (fgGetBool("/sim/paths/use-custom-scenery-data") == true) {
-        string_list sc = globals->get_fg_scenery();
-
-        for (string_list_iterator it = sc.begin(); it != sc.end(); ++it) {
-            SGPath tmpPath(*it);
-            tmpPath.append(modelPath);
-            if (tmpPath.exists()) {
-                fullPath = tmpPath;
-                break;
-            } 
-        }
-    } else {
-         fullPath.append(modelPath);
-    }
-    osg::Node* result = 0;
-    try {
-        if(cacheModel)
-            result =
-                SGModelLib::loadModel(fullPath.str(), globals->get_props(),
-                                      new FGNasalModelData);
-        else
-            result=
-                SGModelLib::loadPagedModel(modelPath, globals->get_props(),
-                                           new FGNasalModelData);
-    } catch (const sg_io_exception& exc) {
-        string m(exc.getMessage());
-        m += " ";
-        m += exc.getLocation().asString();
-        SG_LOG( SG_ALL, SG_ALERT, m );
-    } catch (const sg_exception& exc) { // XXX may be redundant
-        SG_LOG( SG_ALL, SG_ALERT, exc.getMessage());
-    }
-    return result;
-}
-
 /**
  * Update the various queues maintained by the tilemagr (private
  * internal function, do not call directly.)
  */
-void FGTileMgr::update_queues()
+void FGTileMgr::update_queues(bool& isDownloadingScenery)
 {
-    SceneryPager* pager = FGScenery::getPagerSingleton();
     osg::FrameStamp* framestamp
         = globals->get_renderer()->getViewer()->getFrameStamp();
     double current_time = framestamp->getReferenceTime();
@@ -286,36 +286,43 @@ void FGTileMgr::update_queues()
     TileEntry *e;
     int loading=0;
     int sz=0;
-
+    bool didRefreshMaterialCache = false;
+    
     tile_cache.set_current_time( current_time );
     tile_cache.reset_traversal();
 
     while ( ! tile_cache.at_end() )
     {
         e = tile_cache.get_current();
-        // cout << "processing a tile" << endl;
         if ( e )
         {
             // Prepare the ssg nodes corresponding to each tile.
             // Set the ssg transform and update it's range selector
             // based on current visibilty
             e->prep_ssg_node(vis);
-
-            if (( !e->is_loaded() )&&
-                ( !e->is_expired(current_time) ))
-            {
-                // schedule tile for loading with osg pager
-                pager->queueRequest(e->tileFileName,
-                                    e->getNode(),
-                                    e->get_priority(),
-                                    framestamp,
-                                    e->getDatabaseRequest(),
-                                    _options.get());
-                loading++;
-            }
-        } else
-        {
-            SG_LOG(SG_INPUT, SG_ALERT, "warning ... empty tile in cache");
+            
+            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;
+                if ( !downloading && nonExpiredOrCurrent) {
+                    // schedule tile for loading with osg pager
+                    _pager->queueRequest(e->tileFileName,
+                                         e->getNode(),
+                                         e->get_priority(),
+                                         framestamp,
+                                         e->getDatabaseRequest(),
+                                         _options.get());
+                    loading++;
+                }
+            } // of tile not loaded case
+        } else {
+            SG_LOG(SG_TERRAIN, SG_ALERT, "Warning: empty tile in cache!");
         }
         tile_cache.next();
         sz++;
@@ -337,7 +344,7 @@ void FGTileMgr::update_queues()
             delete old;
             // zeros out subgraph ref_ptr, so subgraph is owned by
             // the pager and will be deleted in the pager thread.
-            pager->queueDeleteRequest(subgraph);
+            _pager->queueDeleteRequest(subgraph);
             
             if (--drop_count > 0)
                 drop_index = tile_cache.get_drop_tile();
@@ -352,56 +359,86 @@ void FGTileMgr::update_queues()
 // disk.
 void FGTileMgr::update(double)
 {
-    SG_LOG( SG_TERRAIN, SG_DEBUG, "FGTileMgr::update()" );
-    SGVec3d viewPos = globals->get_current_view()->get_view_pos();
     double vis = _visibilityMeters->getDoubleValue();
-    schedule_tiles_at(SGGeod::fromCart(viewPos), vis);
+    schedule_tiles_at(globals->get_view_position(), vis);
 
-    update_queues();
+    bool waitingOnTerrasync = false;
+    update_queues(waitingOnTerrasync);
+
+    // scenery loading check, triggers after each sim (tile manager) reinit
+    if (!_scenery_loaded->getBoolValue())
+    {
+        bool fdmInited = fgGetBool("sim/fdm-initialized");
+        bool positionFinalized = fgGetBool("sim/position-finalized");
+        bool sceneryOverride = _scenery_override->getBoolValue();
+        
+        
+    // we are done if final position is set and the scenery & FDM are done.
+    // scenery-override can ignore the last two, but not position finalization.
+        if (positionFinalized && (sceneryOverride || (isSceneryLoaded() && fdmInited)))
+        {
+            _scenery_loaded->setBoolValue(true);
+            fgSplashProgress("");
+        }
+        else
+        {
+            if (!positionFinalized) {
+                fgSplashProgress("finalize-position");
+            } else if (waitingOnTerrasync) {
+                fgSplashProgress("downloading-scenery");
+            } else {
+                fgSplashProgress("loading-scenery");
+            }
+            
+            // be nice to loader threads while waiting for initial scenery, reduce to 20fps
+            SGTimeStamp::sleepForMSec(50);
+        }
+    }
 }
 
-// schedule tiles for the viewer bucket (FDM/AI/groundcache/... use
-// "schedule_scenery" instead
-int FGTileMgr::schedule_tiles_at(const SGGeod& location, double range_m)
+// schedule tiles for the viewer bucket
+// (FDM/AI/groundcache/... should use "schedule_scenery" instead)
+void FGTileMgr::schedule_tiles_at(const SGGeod& location, double range_m)
 {
-    longitude = location.getLongitudeDeg();
-    latitude = location.getLatitudeDeg();
-
     // SG_LOG( SG_TERRAIN, SG_DEBUG, "FGTileMgr::update() for "
-    //         << longitude << " " << latatitude );
+    //         << longitude << " " << latitude );
 
-    current_bucket.set_bucket( location );
+    current_bucket = SGBucket( location );
 
     // schedule more tiles when visibility increased considerably
     // TODO Calculate tile size - instead of using fixed value (5000m)
-    if (range_m-scheduled_visibility > 5000.0)
+    if (range_m - scheduled_visibility > 5000.0)
         previous_bucket.make_bad();
 
     // SG_LOG( SG_TERRAIN, SG_DEBUG, "Updating tile list for "
     //         << current_bucket );
     fgSetInt( "/environment/current-tile-id", current_bucket.gen_index() );
 
-    // do tile load scheduling. 
+    // do tile load scheduling.
     // Note that we need keep track of both viewer buckets and fdm buckets.
     if ( state == Running ) {
-        SG_LOG( SG_TERRAIN, SG_DEBUG, "State == Running" );
+        if (last_state != state)
+        {
+            SG_LOG( SG_TERRAIN, SG_DEBUG, "State == Running" );
+        }
         if (current_bucket != previous_bucket) {
             // We've moved to a new bucket, we need to schedule any
             // needed tiles for loading.
-            SG_LOG( SG_TERRAIN, SG_INFO, "FGTileMgr::update()" );
+            SG_LOG( SG_TERRAIN, SG_INFO, "FGTileMgr: at " << location << ", scheduling needed for:" << current_bucket
+                   << ", visbility=" << range_m);
             scheduled_visibility = range_m;
             schedule_needed(current_bucket, range_m);
         }
+        
         // save bucket
         previous_bucket = current_bucket;
     } else if ( state == Start || state == Inited ) {
-        SG_LOG( SG_TERRAIN, SG_INFO, "State == Start || Inited" );
+        SG_LOG( SG_TERRAIN, SG_DEBUG, "State == Start || Inited" );
         // do not update bucket yet (position not valid in initial loop)
         state = Running;
         previous_bucket.make_bad();
     }
-
-    return 1;
+    last_state = state;
 }
 
 /** Schedules scenery for given position. Load request remains valid for given duration
@@ -411,16 +448,12 @@ int FGTileMgr::schedule_tiles_at(const SGGeod& location, double range_m)
  */
 bool FGTileMgr::schedule_scenery(const SGGeod& position, double range_m, double duration)
 {
-    const float priority = 0.0;
-    double current_longitude = position.getLongitudeDeg();
-    double current_latitude = position.getLatitudeDeg();
-    bool available = true;
-    
     // sanity check (unfortunately needed!)
-    if (current_longitude < -180 || current_longitude > 180 ||
-        current_latitude < -90 || current_latitude > 90)
+    if (!position.isValid())
         return false;
-  
+    const float priority = 0.0;
+    bool available = true;
+
     SGBucket bucket(position);
     available = sched_tile( bucket, priority, false, duration );
   
@@ -446,8 +479,11 @@ bool FGTileMgr::schedule_scenery(const SGGeod& position, double range_m, double
             // We have already checked for the center tile.
             if ( x != 0 || y != 0 )
             {
-                SGBucket b = sgBucketOffset( current_longitude,
-                                             current_latitude, x, y );
+                SGBucket b = bucket.sibling(x, y );
+                if (!b.isValid()) {
+                    continue;
+                }
+                
                 double distance2 = distSqr(cartPos, SGVec3d::fromGeod(b.get_center()));
                 // Do not ask if it is just the next tile but way out of range.
                 if (distance2 <= max_dist2)
@@ -470,5 +506,19 @@ bool FGTileMgr::isSceneryLoaded()
     if (scheduled_visibility < range_m)
         range_m = scheduled_visibility;
 
-    return schedule_scenery(SGGeod::fromDeg(longitude, latitude), range_m, 0.0);
+    return schedule_scenery(globals->get_view_position(), range_m, 0.0);
+}
+
+bool FGTileMgr::isTileDirSyncing(const std::string& tileFileName) const
+{
+    if (!_terra_sync) {
+        return false;
+    }
+    
+    std::string nameWithoutExtension = tileFileName.substr(0, tileFileName.size() - 4);
+    long int bucketIndex = simgear::strutils::to_int(nameWithoutExtension);
+    SGBucket bucket(bucketIndex);
+    
+    return _terra_sync->isTileDirPending(bucket.gen_base_path());
 }
+