回答編集履歴
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answer
CHANGED
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@@ -9,9 +9,9 @@
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gnuplot> rgb(r, g, b) = 65536*int(r) + 256*int(g) + int(b)
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gnuplot> hex2rgb(c) = rgb(hex2dec(c[2:3]), hex2dec(c[4:5]), hex2dec(c[6:7]))
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gnuplot> red = hex2rgb("#FF0000")
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gnuplot>
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gnuplot> blue = hex2rgb("#0000FF")
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gnuplot> lc_7 = hex2rgb("#e51e10")
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gnuplot> color(x) = x <= -1.22478 ?
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gnuplot> color(x) = x <= -1.22478 ? blue : red
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gnuplot> plot "result1.txt" using 1:2:(color($1)) pt 2 lc rgb variable
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```
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-
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