void CompositorManager2::_swapAllFinalTargets(void)
    {
        WorkspaceVec::const_iterator itor = mWorkspaces.begin();
        WorkspaceVec::const_iterator end  = mWorkspaces.end();

        vector<RenderTarget*>::type swappedTargets;
        swappedTargets.reserve( mWorkspaces.size() );

        while( itor != end )
        {
            CompositorWorkspace *workspace = (*itor);

            RenderTarget *finalTarget = workspace->getFinalTarget();
            bool alreadySwapped = std::find( swappedTargets.begin(),
                                             swappedTargets.end(), finalTarget ) != swappedTargets.end();

            if( workspace->getEnabled() && workspace->isValid() && !alreadySwapped )
            {
                workspace->_swapFinalTarget();
                swappedTargets.push_back( finalTarget );
            }

            ++itor;
        }