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https://git.sr.ht/~rabbits/macintosh_cookbook
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32 lines
411 B
ObjectPascal
32 lines
411 B
ObjectPascal
program EulerSpiral;
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const
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l = 4;
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a = 11;
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var
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wx, wy, wa: Real;
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i: Integer;
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procedure DrawAngle;
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var
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t: Real;
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begin
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MoveTo(round(wx), round(wy));
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t := wa * PI / 180;
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wx := wx + l * cos(t);
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wy := wy + l * sin(t);
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wa := wa + (i * a);
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LineTo(round(wx), round(wy));
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end;
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begin
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wx := 100;
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wy := 300;
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i := 0;
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ShowDrawing;
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repeat
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DrawAngle;
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i := i + 1;
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until i > 20000;
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end. |