For some art critics, calling a painter’s work “beautiful” is a subtle dis — a code for pleasing but shallow. Calling a work “decorative” is a total slap in the face. Fred Tomaselli’s workis decorative. It is also smart and provocative. Tomaselli’s canvases are full of beautiful arcs, ovals and swirls. And he creates those patterns with medicine — actual, colorful pills by the thousands. Produced by Trey Kay.