it's not really for floors so much,but i've made some with it...it's free and makes great pretty near photorealistic masonry textures,bricks,stone tiles etc etc.it's actually a "product demonstrator" so uses "real world" masonry products,i'm sure it was never intended as such but it's an awsome freebie for the 3d inclined person...masonry designer http://www.brick.com/md/