Babylonian spiral: Difference between revisions
Content added Content deleted
Thundergnat (talk | contribs) (→{{header|Raku}}: Reduce unnecessary calculations, use more efficient abstractions, reduce execution time about another 50%, other minor style twiddles) |
(→{{header|Wren}}: Converted to a DOME script so we can use Wren-plot to plot the points.) |
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=={{header|Wren}}== |
=={{header|Wren}}== |
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{{trans|Python}} |
{{trans|Python}} |
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{{libheader|DOME}} |
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{{libheader|Wren-trait}} |
{{libheader|Wren-trait}} |
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{{libheader|Wren-seq}} |
{{libheader|Wren-seq}} |
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{{libheader|Wren-fmt}} |
{{libheader|Wren-fmt}} |
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{{libheader|Wren-plot}} |
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| ⚫ | |||
Generates an image similar to the OEIS one. |
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| ⚫ | |||
import "graphics" for Canvas, Color |
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import "./trait" for Indexed, Stepped |
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import "./seq" for Lst |
import "./seq" for Lst |
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import "./fmt" for Fmt |
import "./fmt" for Fmt |
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import " |
import "./plot" for Axes |
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// Python modulo operator (not same as Wren's) |
// Python modulo operator (not same as Wren's) |
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// find first 10,000 points |
// find first 10,000 points |
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var |
var Points10000 = babylonianSpiral.call(9998) // first two added automatically |
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// print first 40 to terminal |
// print first 40 to terminal |
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System.print("The first 40 Babylonian spiral points are:") |
System.print("The first 40 Babylonian spiral points are:") |
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for (chunk in Lst.chunks( |
for (chunk in Lst.chunks(Points10000[0..39], 10)) Fmt.print("$-9s", chunk) |
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class Main { |
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// create .csv file for all 10,000 points for display by an external plotter |
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construct new() { |
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File.create("babylonian_spiral.csv") { |file| |
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Window.title = "Babylonian spiral" |
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for (p in points10000) { |
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Canvas.resize(1000, 1000) |
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Window.resize(1000, 1000) |
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Canvas.cls(Color.white) |
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var axes = Axes.new(100, 900, 800, 800, -1000..11000, -5000..10000) |
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axes.draw(Color.black, 2) |
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var xMarks = Stepped.new(0..10000, 2000) |
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var yMarks = Stepped.new(-5000..10000, 5000) |
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axes.label(xMarks, yMarks, Color.black, 2, Color.black) |
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axes.line(-1000, 10000, 11000, 10000, Color.black, 2) |
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axes.line(11000, -5000, 11000, 10000, Color.black, 2) |
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axes.lineGraph(Points10000, Color.black, 2) |
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} |
} |
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}</lang> |
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init() {} |
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update() {} |
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draw(alpha) {} |
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} |
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var Game = Main.new()</lang> |
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{{out}} |
{{out}} |
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