ENSEMBLES MANDELBROT-JULIA

dialog mj {
  title "Mandel & Julia"
  size -1 -1 101 127
  option dbu
  box "Taille fenetre", 1, 5 2 88 39
  text "Largeur :", 2, 13 13 31 8
  edit "300", 3, 49 11 39 11,center
  text "Hauteur :", 4, 13 28 31 8
  edit "200", 5, 49 26 39 11,center
  text "Nombre d'iterations :", 6, 11 92 52 8
  edit "10", 7, 68 90 20 11,center
  button "Lancer !", 8, 33 110 37 13
  box "Options", 9, 6 45 88 61
  text "Couleurs :", 10, 11 57 25 8
  check "", 13, 11 72 9 10
  text "Rafraichir la fenetre en temps réel", 14, 23 71 58 15
  combo 11, 42 55 46 33, size drop
}

on *:dialog:mj:*:*:{ 
  if ($devent == init) { didtok mj 11 44 Dégradé gris ,Jaune-Rouge }
  elseif ($devent == sclick && $did == 8) {
    set %ma_width $did(3) | set %ma_height $did(5) | set %ma_iter $did(7) | set %ma_n $iif($did(13).state,-r,-nr)
    set %ma_color $iif(gris isin $did(11),$($rgb(%c,%c,%c),0),$($rgb(255,$calc(255 - %c),0),0))
    set %ma_xmax 2 | set %ma_xmin -2 | set %ma_ymax 1.5 | set %ma_ymin -1.5
    mandel
  }
  elseif ($devent == close) { if (window(@mandel)) close -@ @man* | if ($window(@julia)) close -@ @jul* | if ($hget(color)) hfree $v1 | unset %ma_* }
}

alias -l mandel {
  window -pd +L @mandel -1 -1 %ma_width $calc(%ma_height + 21) | window -o @mandel
  var %i 1 | while (%i <= %ma_iter) { hadd -m color %i $int($calc((%i - 1)*256 /(%ma_iter - 1))) | inc %i }
  var %ticks $ticks | echo -a Calcul en cours...
  var %dx $calc((%ma_xmax - %ma_xmin) / %ma_width) , %dy $calc((%ma_ymax - %ma_ymin) / %ma_height)
  var %y %ma_ymin , %x %ma_xmin
  var %py 0 | while (%py <= %ma_height) {
    ;dll WhileFix.dll WhileFix
    var %px 0 | while (%px <= %ma_width) {
      var %zr 0 , %zi 0 , %i 1
      while ($calc((%zr)^2 + (%zi)^2) < 4 && %i <= %ma_iter) {
        var %temp %zr
        var %zr $calc((%zr)^2 - (%zi)^2 + %x)
        var %zi $calc(2 * %temp * %zi + %y)
        inc %i
      }
      var %c $iif($hget(color,$calc(%i - 1)),$v1,0)
      drawdot %ma_n @mandel $(%ma_color,2) 1 %px %py
      inc %x %dx
      inc %px
    }
    inc %y %dy 
    var %x %ma_xmin
    inc %py
  }
  window -ph @man1 | dc @mandel @man1
  echo -a Ensemble de Mandelbrot calculé en $duration($calc(($ticks - %ticks) / 1000)) , double-cliquez sur un point pour calculer l'ensemble de julia à ces coordonnées
}

alias -l julia {
  window -pd +L @julia -1 -1 %ma_width $calc(%ma_height + 21) | window -o @julia
  var %ticks $ticks | echo -a Calcul en cours...
  var %dx $calc((%ma_xmax - %ma_xmin) / %ma_width) , %dy $calc((%ma_ymax - %ma_ymin) / %ma_height)
  var %y %ma_ymin , %x %ma_xmin
  var %py 0 | while (%py <= %ma_height) {
    ;dll WhileFix.dll WhileFix
    var %px 0 | while (%px <= %ma_width) {
      var %zr %x , %zi %y , %i 1
      while ($calc((%zr)^2 + (%zi)^2) < 4 && %i <= %ma_iter) {
        var %temp %zr
        var %zr $calc((%zr)^2 - (%zi)^2 + %ma_cx)
        var %zi $calc(2 * %temp * %zi + %ma_cy)
        inc %i
      }
      var %c $iif($hget(color,$calc(%i - 1)),$v1,0)
      drawdot %ma_n @julia $(%ma_color,2) 1 %px %py
      inc %x %dx
      inc %px
    }
    inc %y %dy 
    var %x %ma_xmin
    inc %py
  }
  window -ph @jul1 | dc @julia @jul1
  echo -a Ensemble de Julia aux coordonnées %ma_cx + i * %ma_cy calculé en $duration($calc(($ticks - %ticks) / 1000))
}

menu @mandel {
  sclick { set %ma_bool $mouse.x $mouse.y }
  mouse { if (%ma_bool) { dc @man1 @mandel | drawrect -c @mandel 14 1 %ma_bool $calc($mouse.x - $gettok(%ma_bool,1,32)) $calc($mouse.y - $gettok(%ma_bool,2,32)) } }
  drop { 
    if (%ma_bool != $mouse.x $mouse.y) { 
      tokenize 32 %ma_bool
      if ($1 < $mouse.x && $2 < $mouse.y) { set %ma_xywh $1-2 $mouse.x $mouse.y } |  elseif ($mouse.x > $1 && $mouse.y < $2) {  set %ma_xywh $1 $mouse.y $mouse.x $2 } 
      elseif ($1 > $mouse.x && $2 < $mouse.y) { set %ma_xywh $mouse.x $2 $1 $mouse.y } | else { set %ma_xywh $mouse.x $mouse.y $1-2 } 
    }
    unset %ma_bool 
  } 
  dclick { $cx($mouse.x,$mouse.y) | julia }
  Enregistrer l'image:{ dc @man1 @mandel | sav @mandel }
}

menu @julia {
  sclick set %ma_bool $mouse.x $mouse.y 
  mouse {
  if (%ma_bool) { dc @jul1 @julia | drawrect -c @julia 14 1 %ma_bool $calc($mouse.x - $gettok(%ma_bool,1,32)) $calc($mouse.y - $gettok(%ma_bool,2,32)) } }
  drop { 
    if (%ma_bool != $mouse.x $mouse.y) { 
      tokenize 32 %ma_bool
      if ($1 < $mouse.x && $2 < $mouse.y) { set %ma_xywh $1-2 $mouse.x $mouse.y } |  elseif ($mouse.x > $1 && $mouse.y < $2) {  set %ma_xywh $1 $mouse.y $mouse.x $2 } 
      elseif ($1 > $mouse.x && $2 < $mouse.y) { set %ma_xywh $mouse.x $2 $1 $mouse.y } | else { set %ma_xywh $mouse.x $mouse.y $1-2 } 
    }
    unset %ma_bool 
  } 
  Enregistrer l'image:{ dc @jul1 @julia | sav @julia }
}

alias -l s2c {
  var %limx $calc($abs(%ma_xmin) + $abs(%ma_xmax)) , %limy $calc($abs(%ma_ymin) + $abs(%ma_ymax))
  tokenize 32 $1
  set %ma_xmin $calc(%ma_xmin + ((%limx * $1) / %ma_width))
  set %ma_xmax $calc(%ma_xmin + ((%limx * $3) / %ma_width))
  set %ma_ymin $calc(%ma_ymin + ((%limy * $2) / %ma_height))
  set %ma_ymax $calc(%ma_ymin + ((%limy * $4) / %ma_height))
}

alias -l cx {
  var %limx $calc($abs(%ma_xmin) + $abs(%ma_xmax)) , %limy $calc($abs(%ma_ymin) + $abs(%ma_ymax))
  set %ma_cx $calc(%ma_xmin + ((%limx * $1) / %ma_width))
  set %ma_cy $calc(%ma_ymin + ((%limy * $2) / %ma_height))
}

alias m&j dialog $iif($dialog(mj),-v,-m) mj mj
alias -l sav { var %img $+(",$$sfile($+($scriptdir,\*.bmp),Choissiez le répertoire et le nom de l'image qui va être sauvegardée,&Sauvegarder),")  | drawsave $1 %img }
alias -l dc { drawcopy $1 0 0 $window($1).w $window($1).h $2 0 0 }
on *:keydown:@mandel:13:{ $s2c(%ma_xywh) | mandel }
on *:keydown:@julia:13:{ $s2c(%ma_xywh) | julia }
on *:close:@mandel: { hfree color | unset %ma_* | window -c @man1 | if ($window(@julia)) close -@ @jul* }
on *:close:@julia:window -c @jul1 

29 août 2005 18:49:32 :

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