37 lines
1.2 KiB
Kotlin
37 lines
1.2 KiB
Kotlin
import org.openrndr.application
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import org.openrndr.color.ColorRGBa
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import org.openrndr.draw.isolated
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import org.openrndr.extensions.SingleScreenshot
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import org.openrndr.extra.shapes.regularPolygon
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import org.openrndr.math.map
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import kotlin.math.cos
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fun main() = application {
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program {
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// -- this block is for automation purposes only
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if (System.getProperty("takeScreenshot") == "true") {
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extend(SingleScreenshot()) {
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this.outputFile = System.getProperty("screenshotPath")
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}
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}
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extend {
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drawer.fill = ColorRGBa.PINK
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drawer.stroke = ColorRGBa.WHITE
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for (sides in 0 until 8) {
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val radius0 = cos(seconds + sides) * 20.0 + 40.0
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val star = regularPolygon(sides + 3, radius = radius0)
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drawer.isolated {
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translate(
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(sides % 4.0).map(0.0, 3.0,
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width * 0.2, width * 0.8),
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(sides / 4).toDouble().map(0.0, 1.0,
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height * 0.3, height * 0.7))
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rotate(seconds * 45.0)
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contour(star)
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}
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}
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}
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}
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} |