Archimedean spiral: Difference between revisions
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m (Moved FutureBasic out of Basic group) |
m (Removed FutureBasic solution) |
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}</syntaxhighlight> |
}</syntaxhighlight> |
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==={{header|FutureBasic}}=== |
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<syntaxhighlight lang="futurebasic"> |
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_maxPoints = 190 |
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void local fn DoIt |
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window 1, @"Archimedean Spiral", (0,0,500,500) |
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WindowSetBackgroundColor( 1, fn ColorBlack ) |
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pen 3, fn ColorRed |
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float x, y, angle |
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long i, a = 10, b = 10, x1 = 250, y1 = 250 |
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for i = 0 to _maxPoints - 1 |
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angle = 0.1 * i |
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x = (a + b * angle) * cos(angle) + 250 |
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y = (a + b * angle) * sin(angle) + 250 |
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line x1,y1 to x,y |
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x1 = x : y1 = y |
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next |
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end fn |
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fn DoIt |
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HandleEvents |
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</syntaxhighlight> |
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{{output}} |
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[[File:ArchimedeanSpiralFB.png]] |
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=={{header|Haskell}}== |
=={{header|Haskell}}== |
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