bool IdentityToGroupTraverser::isTransformToReplace( const NodeSharedPtr & nh )
{
bool ok = false;
if( std::dynamic_pointer_cast<Transform>(nh) )
{
TransformSharedPtr t = std::static_pointer_cast<Transform>(nh);
ok = ( getIgnoreNames() || t->getName().empty() )
&& optimizationAllowed( t )
&& !t->isJoint()
&& isIdentity( t->getTrafo().getMatrix() );
}
return( ok );
}
GroupSharedPtr IdentityToGroupTraverser::createGroupFromTransform( const TransformSharedPtr & th )
{
GroupSharedPtr gh = Group::create();
gh->setName( th->getName() );
gh->setAnnotation( th->getAnnotation() );
gh->setUserData( th->getUserData() );
gh->setHints( th->getHints() );
gh->setTraversalMask( th->getTraversalMask() );
for ( Group::ClipPlaneIterator gcpci = th->beginClipPlanes() ; gcpci != th->endClipPlanes() ; ++gcpci )
{
gh->addClipPlane( *gcpci );
}
for ( Group::ChildrenIterator gcci = th->beginChildren() ; gcci != th->endChildren() ; ++gcci )
{
gh->addChild( *gcci );
}
return( gh );
}