Sierpinski square curve: Difference between revisions
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See: [https://slack-files.com/T0CNUL56D-F016R68SKR9-a10c02c762 sierpinski_square.svg] (offsite SVG image) |
See: [https://slack-files.com/T0CNUL56D-F016R68SKR9-a10c02c762 sierpinski_square.svg] (offsite SVG image) |
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=={{header|Factor}}== |
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{{works with|Factor|0.99 2020-08-14}} |
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<lang factor>USING: accessors kernel L-system sequences ui ; |
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: square-curve ( L-system -- L-system ) |
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L-parser-dialect >>commands |
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[ 90 >>angle ] >>turtle-values |
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"F+XF+F+XF" >>axiom |
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{ |
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{ "X" "XF-F+F-XF+F+XF-F+F-X" } |
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} >>rules ; |
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[ |
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<L-system> square-curve |
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"Sierpinski square curve" open-window |
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] with-ui</lang> |
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When using the L-system visualizer, the following controls apply: |
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{| class="wikitable" |
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|+ Camera controls |
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|- |
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! Button !! Command |
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|- |
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| a || zoom in |
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|- |
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| z || zoom out |
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|- |
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| left arrow || turn left |
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|- |
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| right arrow || turn right |
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|- |
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| up arrow || pitch down |
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|- |
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| down arrow || pitch up |
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|- |
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| q || roll left |
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|- |
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| w || roll right |
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|} |
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{| class="wikitable" |
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|+ Other controls |
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|- |
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! Button !! Command |
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|- |
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| x || iterate L-system |
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|} |
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=={{header|Go}}== |
=={{header|Go}}== |
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