Last updated
* 0 Perspective (v)
* 1 Hemispherical fisheye (h)
* 2 Parallel (l)
* 3 Cylindrical panorama (c)
* 4 Angular fisheye (a)
* 5 Planisphere [stereographic] projection (s)For more detailed description about view types check rpict manual page (http://radsite.lbl.gov/radiance/man_html/rpict.1.html)