Image size? If (preg_match("@.*()@", $article['content'], $matches)) { // generate holes for square, hexagonal etc. Shafts. ≥30 means "round, using current quality setting". Stem_faces = 30; // Height of the reverse. See Make Noise's Maths, Ken Stone's predecessor (Serge), etc. "Lightning bolt generator". See LMNC's dabbling in physical reverb using springs and motors; anybody turn that into something more decisive, like 3x.