immersive display mockup generative ai large empty room striking white wall ceiling art immersive display mockup generative ai large empty room striking white wall ceiling art man in room white square rgb lighting editable psd 4k resolution expansive room design ceiling painting room with lights art installation modern interior digital mockup visual presentation room aesthetics contemporary art architectural space creative display room setup wall art interior design artistic ceiling spacious room mockup template room visualization immersive art interactive display room decor design inspiration modern art space room with painting visual art room layout artistic room room with white wall ceiling design room ambiance artful space room with artwork creative room design room with ceiling art room with square room with rgb room with generative ai room with psd