Graphical projection Perspective projection is a linear projection where three dimensional objects are projected on a "picture plane". This has the effect that distant objects appear smaller than nearer objects. It also means that lines which are parallel in nature (that is, meet at the point at infinity) appear to intersect in the projected image, for example if railways are pictured with perspective projection, they appear to converge towards a single point, called vanishing point. Photographic lenses and the human eye work in the same way, therefore perspective projection looks most realistic. Perspective projection is usually categorized into "one-point", "two-point" and "three-point
To the Point To the Point To the Point was an hour-long public affairs radio program co-produced by KCRW in Santa Monica, California and Public Radio International. The program originated at KCRW at 1 pm Pacific Time each weekday. Award-winning journalist Warren Olney hosts the show; it was syndicated nationwide by PRI and aired in 15 states and Washington, D.C. by Public Radio International. KCRW continues to podcast the program weekly (sometimes more frequently). The program begins with its theme music, a clip from John Coltrane's "A Love Supreme." Olney then introduces the topics for the day's program, followed by a break for