update noisepictures
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@ -22,6 +22,7 @@ trigofest: trigofest.f90 Makefile vue3axes.o utils_ga.o
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noisepic: noisepic.f90 Makefile
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gfortran $(GFOPT) $< ../Modules/spitpgm.o ../Modules/pixrgb.o \
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../Modules/noisepictures.o \
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-o $@
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# ---- modules locaux
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@ -2,6 +2,7 @@ program noisepic
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use spitpgm
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use pixrgb
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use noisepictures
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implicit none
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integer :: numframe = 0
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@ -17,11 +18,11 @@ program noisepic
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read (arg, *) numframe
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endif
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ranges(0) = 10 ; ranges(2) = 90
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ranges(1) = 10 ; ranges(2) = 90
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ranges(3) = 110 ; ranges(4) = 166
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ranges(5) = 205 ; ranges(6) = 230
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nbre = 1000+(numframe*555)
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call make_noise_color_range_pic(numframe, ranges, nbre)
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call make_noise_bw_pic (numframe)
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contains
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!-- ------------------------------------------------------------------
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@ -44,33 +45,13 @@ subroutine make_noise_bw_pic (value)
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foo = irand()
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print *, 'val=', value, ' rnd=', foo
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call plot_noise_bw_pic(pic, 15000)
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! call plot_noise_bw_pic(pic, 15000)
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call noise_gray8_pic(pic, 15000)
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write (filename, "(a, i5.5, a)") "", value, ".pgm"
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call spit_as_pgm_8(pic, trim(filename))
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end subroutine
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!-- ------------------------------------------------------------------
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subroutine plot_noise_bw_pic(picz, nbre)
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implicit none
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integer, dimension(:,:), intent(inout) :: picz
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integer, intent(in) :: nbre
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integer :: width, height
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integer :: quux, ix, iy, iv
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width = ubound(picz, 1) ; height = ubound(picz, 2)
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! print *, 'sz picz', width, height
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do quux=1, nbre
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ix = 1 + mod ( irand(), width )
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iy = 1 + mod ( irand(), height )
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iv = mod ( irand(), 256 )
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! print *, ix, iy
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picz(ix, iy) = iv
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enddo
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end subroutine
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!-- ------------------------------------------------------------------
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!-
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!- Colorized
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@ -0,0 +1,80 @@
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module noisepictures
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use pixrgb
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implicit none
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contains ! a lot of garbage ?
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!-----------------------------------------------------------------------
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subroutine noise_gray8_pic(pict, nbre)
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implicit none
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integer, dimension(:,:), intent(inout) :: pict
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integer, intent(in) :: nbre
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integer :: quux, ix, iy, width, height
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width = ubound(pict, 1) ; height = ubound(pict, 2)
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do quux=1, nbre
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ix = 1 + mod ( irand(), width )
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iy = 1 + mod ( irand(), height )
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pict(ix, iy) = mod ( irand(), 256 )
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enddo
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end subroutine
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!-----------------------------------------------------------------------
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subroutine noise_gray16_pic(pict, nbre)
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implicit none
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integer, dimension(:,:), intent(inout) :: pict
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integer, intent(in) :: nbre
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integer :: quux, ix, iy, width, height
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width = ubound(pict, 1) ; height = ubound(pict, 2)
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do quux=1, nbre
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ix = 1 + mod ( irand(), width )
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iy = 1 + mod ( irand(), height )
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pict(ix, iy) = mod ( irand(), 65536 )
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enddo
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end subroutine
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!-----------------------------------------------------------------------
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subroutine noise_rgb8_pic(prgb, nbre)
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implicit none
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type(t_pixrgb), dimension(:,:), intent(inout) :: prgb
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integer, intent(in) :: nbre
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integer :: quux, ix, iy, width, height
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print *, 'noise_rgb_pic', nbre
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width = ubound(prgb, 1) ; height = ubound(prgb, 2)
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do quux=1, nbre
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ix = 1 + mod ( irand(), width )
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iy = 1 + mod ( irand(), height )
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prgb(ix, iy)%r = mod ( irand(), 256 )
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prgb(ix, iy)%g = mod ( irand(), 256 )
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prgb(ix, iy)%b = mod ( irand(), 256 )
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enddo
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end subroutine
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!-----------------------------------------------------------------------
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subroutine noise_rgb16_pic(prgb, nbre)
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implicit none
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type(t_pixrgb), dimension(:,:), intent(inout) :: prgb
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integer, intent(in) :: nbre
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integer :: quux, ix, iy, width, height
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print *, 'noise_rgb_pic', nbre
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width = ubound(prgb, 1) ; height = ubound(prgb, 2)
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do quux=1, nbre
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ix = 1 + mod ( irand(), width )
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iy = 1 + mod ( irand(), height )
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prgb(ix, iy)%r = mod ( irand(), 65536 )
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prgb(ix, iy)%g = mod ( irand(), 65536 )
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prgb(ix, iy)%b = mod ( irand(), 65536 )
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enddo
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end subroutine
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!-----------------------------------------------------------------------
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end module noisepictures
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@ -1,21 +1,66 @@
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program essai
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use mathstuff2
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use pixrgb
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use spitpgm
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use noisepictures
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implicit none
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integer :: foo, bar
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real :: quux
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double precision :: somme
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write(0, *) "----------------- essai -------------------"
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call init_random_seed() ! in module 'mathstuff'
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somme = 0.0
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do foo=1, 500
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quux = rand() + rand()
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somme = somme + quux
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bar = mod(irand(), 7)
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print *, foo, quux, somme/foo, bar
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enddo
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call test_noisepictures_rgb()
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call test_noisepictures_gray()
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contains
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!-----------------------------------------------------------------------
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subroutine test_noisepictures_rgb ()
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implicit none
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type(t_pixrgb), allocatable :: pix (:,:)
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integer :: nombre
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print *, '------ test des noisepictures RGB'
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allocate(pix(800, 600))
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nombre = (800*600)/4
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call rgbpix_set_to_rgb(pix, 0, 0, 0)
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call noise_rgb8_pic(pix, nombre)
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call rgbpix_spit_as_pnm_8(pix, 'foo8.pnm')
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call rgbpix_set_to_rgb(pix, 0, 0, 0)
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call noise_rgb16_pic(pix, nombre)
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call rgbpix_spit_as_pnm_16(pix, 'foo16.pnm')
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deallocate (pix)
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end subroutine
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!-----------------------------------------------------------------------
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subroutine test_noisepictures_gray ()
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implicit none
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integer, allocatable :: pix (:,:)
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integer :: nombre
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print *, '------ test des noisepictures GRAY'
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allocate(pix(800, 600))
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nombre = (800*600)/4
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pix = 0
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call noise_gray8_pic(pix, nombre)
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call spit_as_pgm_8(pix, 'bar8.pgm')
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pix = 0
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call noise_gray16_pic(pix, nombre)
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call spit_as_pgm_16(pix, 'bar16.pgm')
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deallocate (pix)
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end subroutine
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!-----------------------------------------------------------------------
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end program
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