Penrose tiling: Difference between revisions
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* [http://preshing.com/20110831/penrose-tiling-explained/ Deflation explained for Kite and Dart, includes Python code (preshing.com)]
<br><br>
=={{header|11l}}==
{{trans|Python}}
<syntaxhighlight lang="11l">
F penrose(depth)
print(‘<svg viewBox="-100 -100 200 200" xmlns="http://www.w3.org/2000/svg">
<defs>
<path id="A0" d="M 80.90169943749474 58.778525229247315 L 0 0 100 0" stroke="black" fill="#8bc" />
<path id="B0" d="M 0 0 80.90169943749474 58.778525229247315 161.80339887498948 0" stroke="black" fill="#97e" />’)
L(d) 0 .< depth
print(‘ <g id="A’(d + 1)‘" transform="translate(100, 0) scale(0.6180339887498949)">
<use href="#A’d‘" transform="rotate(108)" />
<use href="#B’d‘" transform="scale(-1, 1)" />
</g>
<g id="B’(d + 1)‘">
<use href="#A’(d + 1)‘" />
<use href="#B’d‘" transform="translate(100, 0) scale(0.6180339887498949) rotate(144) translate(-80.90169943749474,-58.778525229247315)"/>
</g>’)
print(‘ <g id="G">
<use href="#A’depth‘"/>
<use href="#A’depth‘" transform="scale(1, -1)" />
</g>
</defs>
<g transform="scale(2, 2)">
<use href="#G" transform="rotate(-144)" />
<use href="#G" transform="rotate(-72)" />
<use href="#G" transform="rotate(0)" />
<use href="#G" transform="rotate(72)" />
<use href="#G" transform="rotate(144)" />
</g>
</svg>’)
penrose(6)
</syntaxhighlight>
=={{header|C++}}==
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