58 lines
2.1 KiB
Kotlin
58 lines
2.1 KiB
Kotlin
package gradients
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import org.openrndr.application
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import org.openrndr.color.ColorRGBa
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import org.openrndr.extra.color.spaces.OKHSV
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import org.openrndr.extra.color.tools.shiftHue
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import org.openrndr.extra.shadestyles.fills.FillFit
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import org.openrndr.extra.shadestyles.fills.SpreadMethod
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import org.openrndr.extra.shadestyles.fills.gradients.gradient
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import org.openrndr.extra.shapes.primitives.grid
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import org.openrndr.extra.shapes.primitives.placeIn
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import org.openrndr.math.Vector2
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/**
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* Creates a 3x3 grid of gradients demonstrating how the same gradient can look different depending on
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* the aspect ratio of the target shape and the fit method used.
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*
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* The first column features a vertical rectangle.
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* The second one, a square, and the third one a horizontal rectangle.
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*
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* The rows feature the different fit methods: `FillFit.STRETCH`, `FillFit.COVER` and `FillFit.CONTAIN`.
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*/
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fun main() {
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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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extend {
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val grid = drawer.bounds.grid(3, 3)
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for ((index, row) in grid.withIndex()) {
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drawer.shadeStyle = gradient<ColorRGBa> {
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for (i in 0..10) {
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stops[i / 10.0] = ColorRGBa.RED.shiftHue<OKHSV>(i * 36.0)
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}
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spreadMethod = SpreadMethod.PAD
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this.fillFit = FillFit.entries[index]
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radial {
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center = Vector2(0.5, 0.5)
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}
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}
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for ((x, cell) in row.withIndex()) {
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val paddedCell = cell.offsetEdges(-10.0)
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when (x) {
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0 -> drawer.rectangle(paddedCell.sub(0.0..0.5, 0.0..1.0).placeIn(paddedCell))
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1 -> drawer.rectangle(paddedCell)
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2 -> drawer.rectangle(paddedCell.sub(0.0..1.0, 0.0..0.5).placeIn(paddedCell))
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}
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}
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}
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}
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}
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}
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} |