Some brands that sell lots of variants of similar items, like t-shirt stores, already do something close : they take a few shots of models in various poses, and

Some brands that sell lots of variants of similar items, like t-shirt stores, already do something close : they take a few shots of models in various poses, and then somehow "map" the pattern and color of the piece of clothing on those few shots, so really they need a model once and then they can do without.