static bool writeFileNames( osgDB::OutputStream& os, const osg::ProxyNode& node )
{
os << node.getNumFileNames() << os.BEGIN_BRACKET << std::endl;
for ( unsigned int i=0; i<node.getNumFileNames(); ++i )
{
os.writeWrappedString( node.getFileName(i) );
os << std::endl;
}
os << os.END_BRACKET << std::endl;
return true;
}
void
ShaderGenerator::apply(osg::ProxyNode& node)
{
if ( !_active )
return;
if ( ignore(&node) )
return;
if ( node.getLoadingExternalReferenceMode() != osg::ProxyNode::LOAD_IMMEDIATELY )
{
// rewrite the filenames to include the shadergen pseudo-loader extension so
// that dynamically loaded children will have the same shadergen applied.
for( unsigned i=0; i<node.getNumFileNames(); ++i )
{
const std::string& filename = node.getFileName( i );
if (!filename.empty() &&
osgDB::getLowerCaseFileExtension(filename).compare(SHADERGEN_PL_EXTENSION) != 0 )
{
node.setFileName( i, Stringify() << filename << "." << SHADERGEN_PL_EXTENSION );
}
}
}
apply( static_cast<osg::Group&>(node) );
}
static bool writeChildren( osgDB::OutputStream& os, const osg::ProxyNode& node )
{
unsigned int size=node.getNumFileNames(), dynamicLoadedSize=0;
for ( unsigned int i=0; i<size; ++i )
{
if ( !node.getFileName(i).empty() )
dynamicLoadedSize++;
}
unsigned int realSize = size-dynamicLoadedSize; os << realSize;
if ( realSize>0 )
{
os << os.BEGIN_BRACKET << std::endl;
for ( unsigned int i=0; i<size; ++i )
{
if ( !node.getFileName(i).empty() ) continue;
if ( i<node.getNumChildren() )
os << node.getChild(i);
}
os << os.END_BRACKET;
}
os << std::endl;
return true;
}
// _filenameList
static bool checkFileNames( const osg::ProxyNode& node )
{
return node.getNumFileNames()>0;
}