29 lines
542 B
ObjectPascal
29 lines
542 B
ObjectPascal
program Plot_coordinate_pairs;
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{$APPTYPE CONSOLE}
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uses
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System.SysUtils,
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Boost.Process;
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var
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x: TArray<Integer>;
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y: TArray<Double>;
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begin
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x := [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
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y := [2.7, 2.8, 31.4, 38.1, 58.0, 76.2, 100.5, 130.0, 149.3, 180.0];
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var plot := TPipe.Create('gnuplot -p', True);
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plot.WriteA('unset key; plot ''-'''#10);
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for var i := 0 to High(x) do
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plot.WriteA(format('%d %f'#10, [x[i], y[i]]));
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plot.writeA('e'#10);
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writeln('Press enter to close');
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Readln;
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plot.Kill;
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plot.Free;
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readln;
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end.
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