43 lines
1.5 KiB
Kotlin
43 lines
1.5 KiB
Kotlin
import org.openrndr.application
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import org.openrndr.color.ColorRGBa
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import org.openrndr.draw.*
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import org.openrndr.extra.jumpfill.ClusteredField
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import org.openrndr.extra.jumpfill.DecodeMode
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import org.openrndr.extra.noise.scatter
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import org.openrndr.extra.noise.uniformRing
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import org.openrndr.math.Vector2
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fun main() = application {
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configure {
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width = 720
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height = 720
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}
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program {
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val rt = renderTarget(720, 720, 1.0) {
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colorBuffer(type = ColorType.FLOAT32)
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}
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val flowfield = colorBuffer(width, height, type = ColorType.FLOAT32)
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val cluster = ClusteredField(decodeMode = DecodeMode.DISTANCE, outputDistanceToContours = true)
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cluster.normalizedDistance = true
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extend {
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drawer.isolatedWithTarget(rt) {
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drawer.ortho(rt)
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drawer.clear(ColorRGBa(-1.0, -1.0, -1.0, 0.0))
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val points = drawer.bounds.scatter(20.0)
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drawer.points {
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for ((index, point) in points.withIndex()) {
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fill = ColorRGBa((index+1.0)/points.size, 0.0, 0.0, 1.0)
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for (i in 0 until 30) {
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point(point + Vector2.uniformRing(15.0, 25.0)* Vector2(1.0, 1.0))
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}
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}
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}
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}
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cluster.apply(rt.colorBuffer(0), flowfield)
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drawer.drawStyle.colorMatrix = tint(ColorRGBa(100.0, 100.0, 0.0))
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drawer.image(flowfield)
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}
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}
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} |