They took photographs, they fed the photographs into their computer program, and that computer program shaped a sand dune and then took that sand dune shape and turned it into, at their instructions, using standard software with slight modifications,
Tomaron fotos, metieron las fotos en el programa de la computadora, y la computadora formó una duna de arena luego tomaron la duna de arena y la transformaron en, con sus instrucciones, usando un software