67 lines
1.5 KiB
Fortran
67 lines
1.5 KiB
Fortran
program dessiner
|
|
use plplot
|
|
implicit none
|
|
|
|
integer :: i
|
|
real :: a, b, c, d
|
|
|
|
character(len=80) :: version
|
|
call plgver(version)
|
|
write (*,'(a,a)') 'plplot version: ', trim(version)
|
|
|
|
call plsdev('xwin')
|
|
call plinit ()
|
|
|
|
call plenv(-2.2, 2.2, -2.2, 2.2, 0, 1)
|
|
|
|
a = 0
|
|
b = 0
|
|
c = 0
|
|
d = 0
|
|
do i=1, 100
|
|
a = a + 0.01
|
|
b = b + 0.02
|
|
call dessin_1 (a, b, 12)
|
|
c = c + 0.03
|
|
d = d + 0.04
|
|
call dessin_1 (c, d, 13)
|
|
enddo
|
|
|
|
call plend
|
|
|
|
contains ! -----------------------------
|
|
!------------------------------------------------------
|
|
subroutine dessin_1 (sha, shb, color)
|
|
real, intent(in) :: sha, shb
|
|
integer, intent(in) :: color
|
|
|
|
integer, parameter :: lg = 2000
|
|
real :: x(lg), y(lg)
|
|
real :: k, amp
|
|
integer :: i
|
|
|
|
! print *, 'dessin 1'
|
|
amp = 2.0
|
|
do i = 1, lg
|
|
k = real(i)/real(lg) * 6.2832 * 4.0
|
|
x(i) = amp * sin((k+sha)*5)
|
|
y(i) = amp * cos((k+shb)*3)
|
|
enddo
|
|
! print *, k, x(i), y(i)
|
|
|
|
call plcol0 (15) ! pure white
|
|
call pllab ("Fuzzfactor", "Yoyodines", "Some nice plots from tTh")
|
|
call plcol0 (color)
|
|
call plline (x, y)
|
|
|
|
end subroutine
|
|
!------------------------------------------------------
|
|
subroutine dessin_2 ()
|
|
|
|
print *, 'dessin 2'
|
|
|
|
end subroutine
|
|
!------------------------------------------------------
|
|
|
|
end program
|