void
CompositeTileSource::initialize( const std::string& referenceURI, const Profile* overrideProfile )
{
osg::ref_ptr<const Profile> profile = overrideProfile;
for(CompositeTileSourceOptions::ComponentVector::iterator i = _options._components.begin();
i != _options._components.end();
++i)
{
TileSource* source = i->_tileSourceInstance.get();
if ( source )
{
osg::ref_ptr<const Profile> localOverrideProfile = overrideProfile;
const TileSourceOptions& opt = source->getOptions();
if ( opt.profile().isSet() )
localOverrideProfile = Profile::create( opt.profile().value() );
source->initialize( referenceURI, localOverrideProfile.get() );
if ( !profile.valid() )
{
// assume the profile of the first source to be the overall profile.
profile = source->getProfile();
}
else if ( !profile->isEquivalentTo( source->getProfile() ) )
{
// if sub-sources have different profiles, print a warning because this is
// not supported!
OE_WARN << LC << "Components with differing profiles are not supported. "
<< "Visual anomalies may result." << std::endl;
}
_dynamic = _dynamic || source->isDynamic();
// gather extents
const DataExtentList& extents = source->getDataExtents();
for( DataExtentList::const_iterator j = extents.begin(); j != extents.end(); ++j )
{
getDataExtents().push_back( *j );
}
}
}
setProfile( profile.get() );
_initialized = true;
}
void
CompositeTileSource::initialize(const osgDB::Options* dbOptions,
const Profile* overrideProfile )
{
_dbOptions = dbOptions;
osg::ref_ptr<const Profile> profile = overrideProfile;
for(CompositeTileSourceOptions::ComponentVector::iterator i = _options._components.begin();
i != _options._components.end(); )
{
if ( i->_imageLayerOptions.isSet() )
{
if ( !i->_tileSourceInstance.valid() )
{
i->_tileSourceInstance = TileSourceFactory::create( i->_imageLayerOptions->driver().value() );
if ( !i->_tileSourceInstance.valid() )
{
OE_WARN << LC << "Could not find a TileSource for driver [" << i->_imageLayerOptions->driver()->getDriver() << "]" << std::endl;
}
}
}
if ( !i->_tileSourceInstance.valid() )
{
OE_WARN << LC << "A component has no valid TileSource ... removing." << std::endl;
i = _options._components.erase( i );
}
else
{
TileSource* source = i->_tileSourceInstance.get();
if ( source )
{
osg::ref_ptr<const Profile> localOverrideProfile = overrideProfile;
const TileSourceOptions& opt = source->getOptions();
if ( opt.profile().isSet() )
localOverrideProfile = Profile::create( opt.profile().value() );
source->initialize( dbOptions, localOverrideProfile.get() );
if ( !profile.valid() )
{
// assume the profile of the first source to be the overall profile.
profile = source->getProfile();
}
else if ( !profile->isEquivalentTo( source->getProfile() ) )
{
// if sub-sources have different profiles, print a warning because this is
// not supported!
OE_WARN << LC << "Components with differing profiles are not supported. "
<< "Visual anomalies may result." << std::endl;
}
_dynamic = _dynamic || source->isDynamic();
// gather extents
const DataExtentList& extents = source->getDataExtents();
for( DataExtentList::const_iterator j = extents.begin(); j != extents.end(); ++j )
{
getDataExtents().push_back( *j );
}
}
}
++i;
}
setProfile( profile.get() );
_initialized = true;
}