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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | ! $Id: x00f.f90 12626 2013-10-24 23:01:26Z andrewross $
!
! Simple demo of a 2D line plot.
!
! Copyright (C) 2011 Alan W. Irwin
!
! This file is part of PLplot.
!
! PLplot is free software; you can redistribute it and/or modify
! it under the terms of the GNU Library General Public License as published
! by the Free Software Foundation; either version 2 of the License, or
! (at your option) any later version.
!
! PLplot is distributed in the hope that it will be useful,
! but WITHOUT ANY WARRANTY; without even the implied warranty of
! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
! GNU Library General Public License for more details.
!
! You should have received a copy of the GNU Library General Public License
! along with PLplot; if not, write to the Free Software
! Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
program x00f95
use plf95demolib
integer, parameter :: NSIZE = 101
real(kind=plflt), dimension(NSIZE) :: x, y
real(kind=plflt) :: xmin = 0._plflt, xmax = 1._plflt, ymin = 0._plflt, ymax = 100._plflt
! integer :: i
! Prepare data to be plotted.
x = arange(0, NSIZE) / real(NSIZE-1,plflt)
y = ymax * x**2
! Or alternatively, using a DO-loop
!do i = 1,NSIZE
! x(i) = real( i - 1, plflt ) / real( NSIZE - 1, plflt )
! y(i) = ymax * x(i)**2
!enddo
! Parse and process command line arguments
call plparseopts( PL_PARSE_FULL )
! Initialize plplot
call plinit
! Create a labelled box to hold the plot.
call plenv( xmin, xmax, ymin, ymax, 0, 0 )
call pllab( "x", "y=100 x#u2#d", "Simple PLplot demo of a 2D line plot" )
! Plot the data that was prepared above.
call plline( x, y )
! Close PLplot library
call plend
end program x00f95
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