33 lines
963 B
Kotlin
33 lines
963 B
Kotlin
import org.openrndr.application
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import org.openrndr.extra.delegatemagic.dynamics.springForcing
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import org.openrndr.extra.delegatemagic.smoothing.smoothing
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import kotlin.random.Random
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fun main() = application {
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program {
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val state = object {
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var x = width / 2.0
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var y = height / 2.0
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var radius = 5.0
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}
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val sx by springForcing(state::x, k = 10.0)
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val sy by springForcing(state::y)
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val sradius by springForcing(state::radius)
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extend {
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if (Random.nextDouble() < 0.01) {
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state.radius = Random.nextDouble(10.0, 200.0)
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}
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if (Random.nextDouble() < 0.01) {
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state.x = Random.nextDouble(0.0, width.toDouble())
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}
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if (Random.nextDouble() < 0.01) {
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state.y = Random.nextDouble(10.0, height.toDouble())
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}
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drawer.circle(sx, sy, sradius)
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}
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}
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} |