Julia set: Difference between revisions
Added Sidef
Thundergnat (talk | contribs) m (→{{header|Perl 6}}: remove a bunch of superstitious parenthesis) |
(Added Sidef) |
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Line 161:
( $r, $g, $b ) = map { (($_+$m) * 255).Int }, $r, $g, $b;
}</lang>
=={{header|Sidef}}==
[[File:JuliaSet_sidef.png|250px|thumb|right]]
<lang ruby>require('Imager')
var (w, h) = (640, 480)
var img = %s'Imager'.new(xsize => w, ysize => h, channels => 3)
var maxIter = 50
var (cX, cY) = (-0.388, 0.613)
var color = %s'Imager::Color'.new('#000000')
for x,y in (^w ~X ^h) {
var (tmp1, tmp2, i, zx, zy) = (
0, 0, maxIter,
float((x - w/2) / w * 3),
float((y - h/2) / h * 2),
)
loop {
tmp1 = zx*zx
tmp2 = zy*zy
((tmp1+tmp2 < 4) && (--i -> is_pos)) || break
(zy, zx) = (float(2 * zx*zy + cY), float(tmp1 - tmp2 + cX))
}
color.set(hsv => [i / maxIter * 360, 1, i])
img.setpixel(x => x, y => y, color => color)
}
img.write(file => "JuliaSet_sidef.png")</lang>
=={{header|zkl}}==
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