When You Flip Through an IKEA Catalog, 75% of the ‘Photography’ You See is CGI

This photo isn’t actually a photo. From the furniture to the beautiful light falling on the countertops and wood floors, what you’re looking at is a CGI

via PetaPixel: http://petapixel.com/2014/08/28/flip-ikea-catalog-75-photography-see-cgi/

Describe what was happening at the moment of exposure - Nothing as far as I recall.  I was wandering about, in a bit of a dream no doubt.