Table of Contents
plabort: Error abort
    plAlloc2dGrid: Allocate a block of memory
    for use as a matrix of type PLFLT_MATRIX
    plClearOpts: Clear internal option table info
      structure
    plexit: Error exit
    plFree2dGrid: Free the memory associated
	with a PLFLT matrix allocated using plAlloc2dGrid
    plfsurf3d: Plot shaded 3-d surface plot
    plgfile: Get output file handle
    plMergeOpts: Merge use option table into
      internal info structure
    plMinMax2dGrid: Find the minimum and
    maximum of a PLFLT matrix of type PLFLT_MATRIX allocated using plAlloc2dGrid
    plOptUsage: Print usage and syntax message
    plResetOpts: Reset internal option table
      info structure
    plsabort: Set abort handler
    plSetUsage: Set the ascii character strings used in usage
      and syntax messages
    plsexit: Set exit handler
    plsfile: Set output file handle
    plStatic2dGrid: Determine the Iliffe column vector of pointers to PLFLT row
      vectors corresponding to a 2D matrix of PLFLT's that is statically allocated
    pltr0: Identity transformation for matrix index to world
      coordinate mapping
    pltr1: Linear interpolation for matrix index to world
      coordinate mapping using singly dimensioned coordinate arrays
    pltr2: Linear interpolation for grid to world
      mapping using doubly dimensioned coordinate arrays (row-major order
      as per normal C 2d arrays)
    plTranslateCursor: Convert device to world coordinates
    The purpose of this chapter is to document the PLplot C/C++ functions and associated structures that are only used for those languages and which should not be propagated to our other language bindings.