!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!                                                                      !
! GLE - Graphics Layout Engine <http://www.gle-graphics.org/>          !
!                                                                      !
! Modified BSD License                                                 !
!                                                                      !
! Copyright (C) 2009 GLE.                                              !
!                                                                      !
! Redistribution and use in source and binary forms, with or without   !
! modification, are permitted provided that the following conditions   !
! are met:                                                             !
!                                                                      !
!    1. Redistributions of source code must retain the above copyright !
! notice, this list of conditions and the following disclaimer.        !
!                                                                      !
!    2. Redistributions in binary form must reproduce the above        !
! copyright notice, this list of conditions and the following          !
! disclaimer in the documentation and/or other materials provided with !
! the distribution.                                                    !
!                                                                      !
!    3. The name of the author may not be used to endorse or promote   !
! products derived from this software without specific prior written   !
! permission.                                                          !
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! THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR   !
! IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED       !
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! DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE    !
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

size 14 5.4

include "../../script/manual.gle"

manual_graph_mode
set alabelscale 0.6

wd = 14/3
dy = -0.1

xmin = -4
xmax = 4

sub floor x
   if x>=0 then
       return int(x)
   else if x=int(x) then
       return int(x)
   else
       return int(x)-1
   end if
end sub

amove 0 dy
begin graph
   math
   size wd wd
   scale 0.8 0.8
   xaxis min xmin max xmax
   labels dist 0.15
   xaxis format "fix 0"
   yaxis format "fix 0"
   x2axis off
   y2axis off
   discontinuity threshold 5
   let d1 = floor(x) step 0.1
   d1 line color red
end graph

begin key
   pos tc hei 0.25
   offset 0 -0.2
   text "discontinuity threshold 5"
   text "let d1 = floor(x)"
   text "d1 line color red"
end key

amove wd dy
begin graph
   math
   size wd wd
   scale 0.8 0.8
   xaxis min xmin max xmax
   xaxis format "fix 0"
   yaxis format "fix 0"
   labels dist 0.15
   x2axis off
   y2axis off
   discontinuity threshold 5
   let d1 = floor(x) step 0.1
   d1 line color red nomiss
end graph

begin key
   pos tc hei 0.25
   offset 0 -0.2
   text "discontinuity threshold 5"
   text "let d1 = floor(x)"
   text "d1 line color red nomiss"
end key

amove 2*wd dy
begin graph
   math
   size wd wd
   scale 0.8 0.8
   xaxis min -2.5 max 3.5
   yaxis min -20
   xaxis format "fix 0"
   yaxis format "fix 0"
   yaxis min 0 max 25
   labels dist 0.15
   x2axis off
   y2axis off
   let d1 = -log(sin(pi*x)) step 0.01
   d1 line color red
end graph

begin key
   pos tc hei 0.25
   offset 0 -0.2
   text "let d1 = -log(sin(pi*x))"
   text "d1 line color red"
end key

