Point-In-Polyhedron Test (2D and 3D) This library provides a function 'pip3d', which tests whether a point in 3D space is within, exactly on, or outside an enclosed surface defined by a triangular mesh. Also provided is a 2D version, 'pip2d', which tests whether a point in 2D space is within, exactly on, or outside a polygon. Software Depends: R (>= 2.10), misc3d Suggests: rgl, geometry Jose M. Maisog <bravas02@gmail.com> Jose M. Maisog, Yuan Wang, George Luta, Jianfei Liu GPL-2 2011-10-26 application/tgz http://CRAN.R-project.org/package=ptinpoly