Any segment of a previous image can be dissected out from the original and serve as seeding for the development of a new work of art. Computers create work for artists. Computers are the msot efficient way to analyze color relationships. In itself computer graphics serves merely as any other art medium. It provides material with which to convey an artist's idea or express a feeling.
Artists select materials for art making which have in themselves pleasing physical qualities.
We like marble, bronze, clay, paint for each's visceral qualities. I like photon light. The digital image can serve as blueprint for subsequent conventional art media. Or it can be the original, the art itself as photonic light. The multiple perspectives included in one digital image far surpass Cubist efforts.