#include <sstream>
#include <istream>
-#include <osg/Array>
-#include <osg/Geometry>
-#include <osg/Geode>
#include <osg/LOD>
#include <osg/MatrixTransform>
#include <osg/Math>
#include <osg/NodeCallback>
-#include <osg/Switch>
#include <osgDB/FileNameUtils>
#include <osgDB/ReaderWriter>
ModelRegistryCallbackProxy<LoadOnlyCallback> g_stgCallbackProxy("stg");
}
-namespace
-{
-// Update the timestamp on a tile whenever it is in view.
-
-class TileCullCallback : public osg::NodeCallback
-{
-public:
- TileCullCallback() : _timeStamp(0) {}
- TileCullCallback(const TileCullCallback& tc, const osg::CopyOp& copyOp) :
- NodeCallback(tc, copyOp), _timeStamp(tc._timeStamp)
- {
- }
-
- virtual void operator()(osg::Node* node, osg::NodeVisitor* nv);
- double getTimeStamp() const { return _timeStamp; }
- void setTimeStamp(double timeStamp) { _timeStamp = timeStamp; }
-protected:
- double _timeStamp;
-};
-}
-
-void TileCullCallback::operator()(osg::Node* node, osg::NodeVisitor* nv)
-{
- if (nv->getFrameStamp())
- _timeStamp = nv->getFrameStamp()->getReferenceTime();
- traverse(node, nv);
-}
-
-double TileEntry::get_timestamp() const
-{
- if (_node.valid()) {
- return (dynamic_cast<TileCullCallback*>(_node->getCullCallback()))
- ->getTimeStamp();
- } else
- return DBL_MAX;
-}
-
-void TileEntry::set_timestamp(double time_ms)
-{
- if (_node.valid()) {
- TileCullCallback* cb
- = dynamic_cast<TileCullCallback*>(_node->getCullCallback());
- if (cb)
- cb->setTimeStamp(time_ms);
- }
-}
// Constructor
TileEntry::TileEntry ( const SGBucket& b )
: tile_bucket( b ),
+ tileFileName(b.gen_index_str()),
_node( new osg::LOD ),
- is_inner_ring(false),
- tileFileName(b.gen_index_str())
+ _priority(-FLT_MAX),
+ _current_view(false),
+ _time_expired(-1.0)
{
- _node->setCullCallback(new TileCullCallback);
tileFileName += ".stg";
_node->setName(tileFileName);
// Give a default LOD range so that traversals that traverse
_node->setRange(0, 0.0, 10000.0);
}
+TileEntry::TileEntry( const TileEntry& t )
+: tile_bucket( t.tile_bucket ),
+ tileFileName(t.tileFileName),
+ _node( new osg::LOD ),
+ _priority(t._priority),
+ _current_view(t._current_view),
+ _time_expired(t._time_expired)
+{
+ _node->setName(tileFileName);
+ // Give a default LOD range so that traversals that traverse
+ // active children (like the groundcache lookup) will work before
+ // tile manager has had a chance to update this node.
+ _node->setRange(0, 0.0, 10000.0);
+}
// Destructor
TileEntry::~TileEntry ()
}
-// Clean up the memory used by this tile and delete the arrays used by
-// ssg as well as the whole ssg branch
-bool TileEntry::free_tile() {
- SG_LOG( SG_TERRAIN, SG_DEBUG,
- "FREEING TILE = (" << tile_bucket << ")" );
-
- _node->removeChildren(0, _node->getNumChildren());
- _node = 0;
-
- return true;
-}
-
-
// Update the ssg transform node for this tile so it can be
// properly drawn relative to our (0,0,0) point
void TileEntry::prep_ssg_node(float vis) {
in >> ::skipeol;
if (type == OBJECT)
- SG_LOG(SG_TERRAIN, SG_INFO, " " << token << " " << name);
+ SG_LOG(SG_TERRAIN, SG_BULK, " " << token << " " << name);
else
- SG_LOG(SG_TERRAIN, SG_INFO, " " << token << " " << name << " lon=" <<
+ SG_LOG(SG_TERRAIN, SG_BULK, " " << token << " " << name << " lon=" <<
lon << " lat=" << lat << " elev=" << elev << " hdg=" << hdg);
}
object_type type;
SGPath basename = tile_path;
basename.append( index_str );
- SG_LOG( SG_TERRAIN, SG_INFO, " Trying " << basename.str() );
+ SG_LOG( SG_TERRAIN, SG_DEBUG, " Trying " << basename.str() );
// Check for master .stg (scene terra gear) file
if ( token == "OBJECT_BASE" ) {
string name;
in >> name >> ::skipws;
- SG_LOG( SG_TERRAIN, SG_INFO, " " << token << " " << name );
+ SG_LOG( SG_TERRAIN, SG_BULK, " " << token << " " << name );
if (!found_tile_base) {
found_tile_base = true;
object_base.append(name);
} else
- SG_LOG(SG_TERRAIN, SG_INFO, " (skipped)");
+ SG_LOG(SG_TERRAIN, SG_BULK, " (skipped)");
// Load only if base is not in another file
} else if ( token == "OBJECT" ) {
else {
string name;
in >> name >> ::skipeol;
- SG_LOG(SG_TERRAIN, SG_INFO, " " << token << " "
+ SG_LOG(SG_TERRAIN, SG_BULK, " " << token << " "
<< name << " (skipped)");
}
if (found_tile_base) {
// load tile if found ...
opt->setCalcLights(true);
- obj_load( object_base.str(), new_tile, true, opt);
+ obj_load( object_base.str(), new_tile, true, opt.get());
} else {
// ... or generate an ocean tile on the fly
SGPath custom_path = obj->path;
custom_path.append( obj->name );
opt->setCalcLights(true);
- obj_load( custom_path.str(), new_tile, false, opt);
+ obj_load( custom_path.str(), new_tile, false, opt.get());
} else if (obj->type == OBJECT_SHARED || obj->type == OBJECT_STATIC) {
// object loading is deferred to main render thread,
WorldCoordinate( obj_pos, obj->lat, obj->lon, obj->elev, obj->hdg );
osg::MatrixTransform *obj_trans = new osg::MatrixTransform;
+ obj_trans->setDataVariance(osg::Object::STATIC);
obj_trans->setMatrix( obj_pos );
// wire as much of the scene graph together as we can
WorldCoordinate( obj_pos, obj->lat, obj->lon, obj->elev, obj->hdg );
osg::MatrixTransform *obj_trans = new osg::MatrixTransform;
+ obj_trans->setDataVariance(osg::Object::STATIC);
obj_trans->setMatrix( obj_pos );
osg::Node *custom_obj = 0;
}
}
+void
+TileEntry::refresh()
+{
+ osg::Group *parent = NULL;
+ // find the nodes branch parent
+ if ( _node->getNumParents() > 0 ) {
+ // find the first parent (should only be one)
+ parent = _node->getParent( 0 ) ;
+ if( parent ) {
+ parent->removeChild( _node.get() );
+ }
+ }
+ _node = new osg::LOD;
+ if (parent)
+ parent->addChild(_node.get());
+}
projects / simgear.git / blobdiff