thanks you a lot
i hadnt understand at the begininng it was extraction of thumbail
so i understand know why their were so little .
so i will try download for more recent sketchup version and i will try to find the way to find a ruby code or try to done if is not so complicated
i will try to extract texture of scene and atribute the name of skp object , cause it was that s i exactly want to do
thanks again and have nice year !
Gabriel