add a new effect
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tTh
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@ -23,14 +23,19 @@ doublegauss: doublegauss.f90 Makefile utils_ga.o
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trigofest: trigofest.f90 Makefile vue3axes.o utils_ga.o
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gfortran $(GFOPT) $< $(MYLIB) utils_ga.o -o $@
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soundscope: soundscope.f90 Makefile utils_ga.o
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gfortran $(GFOPT) $< $(MYLIB) utils_ga.o -o $@
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noisepic: noisepic.f90 Makefile
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gfortran $(GFOPT) $< $(MYLIB) \
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-o $@
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# ---- modules locaux
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# ---- bienvenue dans le monde applicatif
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wavmetrics.o: wavmetrics.f90 Makefile
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gfortran $(GFOPT) -c $<
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soundscope: soundscope.f90 Makefile utils_ga.o
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gfortran $(GFOPT) $< $(MYLIB) utils_ga.o -o $@
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# ---- modules locaux ----
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usegenplot.o: usegenplot.f90 Makefile
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gfortran $(GFOPT) -c $<
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@ -2,8 +2,8 @@
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Quelques essais approximatifs pour faire des graphiques inutiles,
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dans une démarche mettant en avant la
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[techno-futilité](https://wiki.interhacker.space/index.php?title=Techno-futilit%C3%A9), une notion
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bien définie par le collectif Interhack.
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[techno-futilité](https://wiki.interhacker.space/index.php?title=Techno-futilit%C3%A9),
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une notion bien définie par le collectif Interhack.
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Actuellement, certains des logiciels que vous voyez ici utilisent un backend
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graphique brassé à la maison et nommé `genplot2`. Hélas, celui-ci est
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@ -27,5 +27,10 @@ Un module assez spécialisé.
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## soundscope
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Retranscription en image de type oscilloscope d'un fichier son.
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Le code source ([soundscope.f90](soundscope.f90)) est encore
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bien gore.
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Pour convertir le son en données exploitables, il faut utiliser ce [bout de code](../SoundBrotching/c-tools/text2wav.c). Certaines fonctions utilisée par ce logiciel sont dans [utils_ga.f90](utils_ga.f90)
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pour la partie dessin.
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@ -11,7 +11,7 @@ program soundscope
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integer :: width = 720
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integer :: height = 576
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integer :: marge = 20
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integer :: marge = 32
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integer :: samplerate = 44100
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integer :: framerate = 30
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@ -25,14 +25,14 @@ program soundscope
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smppf = samplerate / framerate
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allocate(pix(width, height))
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call preparation(pix, 65000)
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call fill_random_gauss(pix, 65000, marge)
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iter = 0
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do
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write(0, *) "----- iteration", iter, " -----"
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iter = iter + 1
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do foo=0, 500
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do foo=0, 100
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tx = (marge/2) + fair_random_gauss(width-marge)
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ty = (marge/2) + fair_random_gauss(height-marge)
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if (is_pixel_inside(tx, ty)) then
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@ -45,9 +45,14 @@ program soundscope
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endif
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enddo
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call dim_pix_rgb_sub(pix, 2200)
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call make_a_frame(pix, smppf, flagdone)
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call dessine_cadre(pix, 65000, 65000, 65000)
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call dim_pix_rgb_mul(pix, 0.86)
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if (mod(iter, 180) .LT. 90) then
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call make_a_frame_dplot(pix, smppf, flagdone)
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else
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call make_a_frame_xy(pix, smppf, flagdone)
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endif
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call dessine_cadre(pix, 65000, 65000, 65000, marge)
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write (filename, "(a,i5.5,a)") "./F/np/", iter, ".pnm"
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call rgbpix_spit_as_pnm_16(pix, filename)
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@ -63,7 +68,7 @@ contains
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!-- ------------------------------------------------------------------
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!--
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subroutine make_a_frame(image, nbdata, jobdone)
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subroutine make_a_frame_xy(image, nbdata, jobdone)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer, intent(in) :: nbdata
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logical, intent(out) :: jobdone
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@ -82,20 +87,16 @@ subroutine make_a_frame(image, nbdata, jobdone)
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exit
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endif
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if ( (idx .LT. 160) .AND. &
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! add flash !
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if ( (idx .LT. 100) .AND. &
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((abs(vl).GT.21000).OR.(abs(vr).GT.21000)) ) then
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!-
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! add flash !
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write(0,*) "overshoot!"
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call preparation(image, 65000)
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call fill_random_gauss(image, 65000, marge)
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endif
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! scale it to the window
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ix = (2 * int(vl / 111.111)) + 400
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ix = width - ((2 * int(vl / 111.111)) + 400)
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iy = (2 * int(vr / 166.666)) + 300
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ix = width - ix
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! write(6, *) vl, ix, " | ", vr, iy
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if (is_pixel_inside(ix, iy)) then
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call make_big_dot(image, ix, iy)
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endif
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@ -104,15 +105,63 @@ subroutine make_a_frame(image, nbdata, jobdone)
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end subroutine
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!-- ------------------------------------------------------------------
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!-- ------------------------------------------------------------------
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!--
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subroutine dessine_cadre(image, R, G, B)
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subroutine make_a_frame_dplot(image, nbdata, jobdone)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer,intent(in) :: R, G, B
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integer, intent(in) :: nbdata
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logical, intent(out) :: jobdone
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integer :: idx, errcode
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real :: vl, vr
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integer :: il, ir, xpos
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jobdone = .FALSE.
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xpos = 1
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do idx=0, nbdata
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! get a sample
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read(5, *, iostat=errcode) vl, vr
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if (0 .NE. errcode) then
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write(0, *) "iostat", errcode
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jobdone = .TRUE.
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exit
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endif
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! add flash !
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if ( (idx .LT. 100) .AND. &
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((abs(vl).GT.21000).OR.(abs(vr).GT.21000)) ) then
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write(0,*) "overshoot!"
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call fill_random_gauss(image, 65000, marge)
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endif
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if (xpos .LT. width) then
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! scale it to the window
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il = int((vl/65536.9) * real(height)) + height/2
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ir = int((vr/65536.9) * real(height)) + height/2
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! print *, vl, il, " | ", vr, ir
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if (is_pixel_inside(xpos, il)) then
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call make_big_dot(image, xpos, il)
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endif
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if (is_pixel_inside(xpos, ir)) then
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call make_big_dot(image, xpos, ir)
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endif
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xpos = xpos + 1
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endif
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enddo
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end subroutine
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!-- ------------------------------------------------------------------
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subroutine dessine_cadre(image, R, G, B, border)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer,intent(in) :: R, G, B, border
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integer :: ix, iy, foo
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foo = ubound(image, 2) - marge
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do ix=1+marge, ubound(image, 1) - marge
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foo = ubound(image, 2) - border
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do ix=1+marge, ubound(image, 1) - border
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image(ix, marge)%r = R
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image(ix, marge)%g = G
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image(ix, marge)%b = B
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@ -121,8 +170,8 @@ subroutine dessine_cadre(image, R, G, B)
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image(ix, foo)%b = B
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enddo
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foo = ubound(image, 1) - marge
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do iy=1+marge, ubound(image, 2)-marge
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foo = ubound(image, 1) - border
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do iy=1+marge, ubound(image, 2)-border
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image(marge, iy)%r = R
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image(marge, iy)%g = G
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image(marge, iy)%b = B
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@ -153,25 +202,6 @@ end function
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!-- ------------------------------------------------------------------
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subroutine preparation(image, mval)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer,intent(in) :: mval
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integer :: ix, iy
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write(0, *) "dim 1 =", ubound(image, 1)
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write(0, *) "dim 2 =", ubound(image, 2)
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do ix=1, ubound(image, 1)
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do iy=1, ubound(image, 2)
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image(ix, iy)%r = fair_random_gauss(mval)
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image(ix, iy)%g = fair_random_gauss(mval)
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image(ix, iy)%b = fair_random_gauss(mval)
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enddo
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enddo
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end subroutine
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!-- ------------------------------------------------------------------
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!-- ------------------------------------------------------------------
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@ -41,11 +41,11 @@ subroutine make_red_dot(image, ix, iy)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer, intent(in) :: ix, iy
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image(ix, iy)%r = 65000
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image(ix+1, iy)%r = 65000
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image(ix-1, iy)%r = 65000
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image(ix+2, iy)%r = 65000
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image(ix-2, iy)%r = 65000
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image(ix, iy)%r = 55000
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image(ix+1, iy)%r = 55000
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image(ix-1, iy)%r = 55000
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image(ix+2, iy)%r = 55000
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image(ix-2, iy)%r = 55000
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end subroutine
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!-- ------------------------------------------------------------------
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@ -118,10 +118,33 @@ subroutine dim_pix_rgb_mul(pix, fk)
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do ix=1, ubound(pix, 1)
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do iy=1, ubound(pix, 2)
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pix(ix,iy)%r = int(float(pix(ix,iy)%r)*fk)
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pix(ix,iy)%g = int(float(pix(ix,iy)%g)*fk)
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pix(ix,iy)%b = int(float(pix(ix,iy)%b)*fk)
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enddo
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enddo
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end subroutine
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! -------------------------------------------------------------------
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subroutine fill_random_gauss(image, mval, marge)
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type(t_pixrgb), intent(inout) :: image(:,:)
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integer,intent(in) :: mval, marge
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integer :: ix, iy
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! write(0, *) "dim 1 =", ubound(image, 1)
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! write(0, *) "dim 2 =", ubound(image, 2)
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do ix=1+marge, ubound(image, 1)-marge
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do iy=1+marge, ubound(image, 2)-marge
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image(ix, iy)%r = fair_random_gauss(mval)
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image(ix, iy)%g = fair_random_gauss(mval)
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image(ix, iy)%b = fair_random_gauss(mval)
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enddo
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enddo
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end subroutine
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!-- ------------------------------------------------------------------
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end module
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