# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. include "gks.h" # GPL -- Polyline. Draw a line connecting the points. procedure gpl (n, px, py) int n # Number of points real px[n], py[n] # Coordinates of points in world coordinates int i include "gks.com" begin do i = 1, NDEV { if (gk_status[i] == ACTIVE) call gpline (gp[i], px, py, n) } end