// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#ifdef HAVE_CONFIG_H
+# include <simgear_config.h>
+#endif
+
#include <osgDB/ReadFile>
+#include <osgDB/Input>
+#include <osgDB/ParameterOutput>
+#include <osgDB/DatabasePager>
#include <simgear/debug/logstream.hxx>
#include <simgear/structure/OSGVersion.hxx>
#include "SGReaderWriterXMLOptions.hxx"
#include "SGPagedLOD.hxx"
+#include <simgear/math/SGMath.hxx>
+
using namespace osg;
using namespace simgear;
+bool SGPagedLOD::_cache = true;
+
SGPagedLOD::SGPagedLOD()
: PagedLOD()
{
}
SGPagedLOD::SGPagedLOD(const SGPagedLOD& plod,const CopyOp& copyop)
- : osg::PagedLOD(plod, copyop),
- _readerWriterOptions(plod._readerWriterOptions)
+ : osg::PagedLOD(plod, copyop)
+#if !SG_PAGEDLOD_HAS_OPTIONS
+ , _readerWriterOptions(plod._readerWriterOptions)
+#endif
{
}
+void
+SGPagedLOD::setReaderWriterOptions(osgDB::ReaderWriter::Options *options)
+{
+ if (_cache)
+ options->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_ALL);
+ else
+ options->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_NONE);
+#if SG_PAGEDLOD_HAS_OPTIONS
+ setDatabaseOptions(options);
+#else
+ _readerWriterOptions = options;
+#endif
+}
+
bool SGPagedLOD::addChild(osg::Node *child)
{
- //SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::addChild(" << getFileName(getNumChildren()) << ")");
if (!PagedLOD::addChild(child))
return false;
setRadius(getBound().radius());
setCenter(getBound().center());
- SGReaderWriterXMLOptions* opts;
- opts = dynamic_cast<SGReaderWriterXMLOptions*>(_readerWriterOptions.get());
- if(opts)
- {
- osg::ref_ptr<SGModelData> d = opts->getModelData();
- if(d.valid())
- d->modelLoaded(getFileName(getNumChildren()-1),
- d->getConfigProperties(), this);
- }
return true;
}
-void SGPagedLOD::forceLoad(osgDB::DatabasePager *dbp)
+// Work around interface change in osgDB::DatabasePager::requestNodeFile
+struct NodePathProxy
+{
+ NodePathProxy(NodePath& nodePath)
+ : _nodePath(nodePath)
+ {
+ }
+ operator Group* () { return static_cast<Group*>(_nodePath.back()); }
+ operator NodePath& () { return _nodePath; }
+ NodePath& _nodePath;
+};
+
+void SGPagedLOD::forceLoad(osgDB::DatabasePager *dbp, FrameStamp* framestamp,
+ NodePath& path)
{
//SG_LOG(SG_GENERAL, SG_ALERT, "SGPagedLOD::forceLoad(" <<
//getFileName(getNumChildren()) << ")");
unsigned childNum = getNumChildren();
setTimeStamp(childNum, 0);
double priority=1.0;
- dbp->requestNodeFile(getFileName(childNum),this,priority,0,
+ dbp->requestNodeFile(getFileName(childNum), NodePathProxy(path),
+ priority, framestamp,
getDatabaseRequest(childNum),
- _readerWriterOptions.get());
+ getReaderWriterOptions());
}
+bool SGPagedLOD_writeLocalData(const Object& obj, osgDB::Output& fw)
+{
+ return true;
+}
+
+namespace
+{
+osgDB::RegisterDotOsgWrapperProxy sgPagedLODProxy
+(
+ new SGPagedLOD,
+ "simgear::SGPagedLOD",
+ "Object Node LOD PagedLOD SGPagedLOD Group",
+ 0,
+ &SGPagedLOD_writeLocalData
+ );
+}