use Image::Magick;

$x = 1;
$y = 1;
print "Welcome to the King's Dream.\n
1. To Draw the King's Dream.\n
2. To draw another cool picture.\n
3. To draw another diffrent cool picture.\n
4. To enter your own points to draw.\n Choice: ";
chomp($choice = <>);
if($choice==4){
print "A: ";chomp($a = <>);
print "B: ";chomp($b = <>);
print "C: ";chomp($c = <>);
print "D: ";chomp($d = <>);
}elsif($choice==2){
$a=-.942868;
$b=-1.934392;
$c=1.084818;
$d=1.015843;
}elsif($choice==3){
$a=-.9986501;
$b=-2.325941;
$c=1.016406;
$d=.7704654;
}else{
$a=-.966918;
$b=2.979879;
$c=.765145;
$d=.744728;
}
print "Enter the X resolution(enter for 1000): ";
chomp($xres = <>);
if(!$xres){$xres = 1000;}
print "Enter the Y resolution(enter for 1000): ";
chomp($yres = <>);
if(!$yres){$yres = 1000;}
print "Enter the number of iterations(enter for 40000): ";
chomp($iterations = <>);
if(!$iterations){$iterations = 40000;}
print "Enter file name(enter for kingsdream.jpg): ";
chomp($filename = <>);
if(!$filename){$filename = "kingsdream.jpg";}
$image = Image::Magick->new;
$image->Set(size=>"$xres"."x"."$yres");
$image->ReadImage('xc:black');
for($i = 1;$i<$iterations;$i++){
$xn = sin($y*$a) + $c*sin($x*$a);
$yn = sin($x*$b) + $d*sin($y*$b);
$x = $xn;
$y = $yn;
$xp = int($x*$xres/4 + $xres/2);
$yp = int($y*$yres/4 + $yres/2);
$image->Set("pixel[$xp,$yp]"=>"white");
}
$image->Write("$filename");
print "Done.";