Looks like it was updated to the following which is closer: > Depending on the exact algorithm used, rays of light are projected either from each light source,

Looks like it was updated to the following which is closer: > Depending on the exact algorithm used, rays of light are projected either from each light source, or from each raster pixel; they bounce around the objects in the scnee[sic] until they strike (depending on direction) either the camera or a light source