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plotting with smile / published by https://github.com/dacr/code-examples-manager #2b837969-72e0-49a7-a257-d09c6d5c091b/341919a327dbfe6235788c7fe71f0e91af775cb8
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// summary : plotting with smile | |
// keywords : smile, plotting | |
// publish : gist | |
// authors : smile documentation | |
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2) | |
// id : 2b837969-72e0-49a7-a257-d09c6d5c091b | |
// created-on : 2020-10-11T17:33:19Z | |
// managed-by : https://github.com/dacr/code-examples-manager | |
// run-with : scala-cli $file | |
// --------------------- | |
//> using scala "3.2.2" | |
//> using dep "com.github.haifengl:smile-scala_2.13:3.0.1" | |
// --------------------- | |
import scala.math._ | |
import java.awt.Color.RED | |
// those smile imports (and many more) are available by default in REPL mode | |
import smile.plot._ | |
import smile.plot.swing._ | |
import smile.plot.Render._ | |
implicit val renderer:Canvas=>Unit = JWindow.apply | |
val heart = -314 to 314 map { i => | |
val t = i / 100.0 | |
val x = 16 * pow(sin(t), 3) | |
val y = 13 * cos(t) - 5 * cos(2*t) - 2 * cos(3*t) - cos(4*t) | |
Array(x, y) | |
} | |
show(line(heart.toArray, color = RED)) |
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