
plstring3: Plot a glyph at the specified 3D points 

DESCRIPTION:

    This function is used in example 18. 

SYNOPSIS:

plstring3(n, x, y, z, string)

ARGUMENTS:

    n (PLINT, input) :      Number of points in the x, y, and z arrays. 

    x (const PLFLT *, input) :      Pointer to an array with X coordinates
    of points. 

    y (const PLFLT *, input) :      Pointer to an array with Y coordinates
    of points. 

    z (const PLFLT *, input) :      Pointer to an array with Z coordinates
    of points. 

    string (const char *, input) :    PLplot user string corresponding to
    the glyph to be plotted at each of the n points. 
