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[orx-shapes] Add Drawer.bezierPatches

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This commit is contained in:
Edwin Jakobs
2021-03-20 10:10:26 +01:00
parent a664907e0f
commit 9acd221f49
7 changed files with 620 additions and 26 deletions
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42
orx-shapes/src/demo/kotlin/DemoBezierPatchDrawer01.kt Normal file
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import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.extensions.SingleScreenshot
import org.openrndr.extra.shapes.bezierPatch
import org.openrndr.extra.shapes.drawers.bezierPatch
import org.openrndr.shape.Circle
fun main() {
application {
program {
if (System.getProperty("takeScreenshot") == "true") {
extend(SingleScreenshot()) {
this.outputFile = System.getProperty("screenshotPath")
}
}
extend {
drawer.clear(ColorRGBa.PINK)
val bp = bezierPatch(
Circle(width/2.0, height/2.0, 200.0).contour
).withColors(
listOf(
listOf(ColorRGBa.PINK, ColorRGBa.RED, ColorRGBa.BLACK, ColorRGBa.BLUE),
listOf(ColorRGBa.RED, ColorRGBa.BLACK, ColorRGBa.BLUE, ColorRGBa.GREEN),
listOf(ColorRGBa.PINK, ColorRGBa.RED, ColorRGBa.WHITE, ColorRGBa.GREEN),
listOf(ColorRGBa.BLACK, ColorRGBa.WHITE, ColorRGBa.BLACK, ColorRGBa.BLUE),
)
)
drawer.bezierPatch(bp)
drawer.fill = null
drawer.contour(bp.contour)
for (i in 0 until 10) {
drawer.contour(bp.horizontal(i/9.0))
}
for (i in 0 until 10) {
drawer.contour(bp.vertical(i/9.0))
}
}
}
}
}

54
orx-shapes/src/demo/kotlin/DemoBezierPatchDrawer02.kt Normal file
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import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.draw.loadFont
import org.openrndr.extensions.SingleScreenshot
import org.openrndr.extra.shapes.bezierPatch
import org.openrndr.extra.shapes.drawers.bezierPatch
import org.openrndr.extras.color.spaces.toOKLABa
import org.openrndr.shape.Circle
fun main() {
application {
configure {
width = 720
height = 720
}
program {
if (System.getProperty("takeScreenshot") == "true") {
extend(SingleScreenshot()) {
this.outputFile = System.getProperty("screenshotPath")
}
}
extend {
drawer.clear(ColorRGBa.BLACK)
val bp2 = bezierPatch(
Circle(width/2.0 - 180.0, height/2.0, 170.0).contour
).withColors(
listOf(
listOf(ColorRGBa.PINK, ColorRGBa.PINK, ColorRGBa.PINK, ColorRGBa.PINK),
listOf(ColorRGBa.RED, ColorRGBa.RED, ColorRGBa.RED, ColorRGBa.RED),
listOf(ColorRGBa.BLUE, ColorRGBa.BLUE, ColorRGBa.BLUE, ColorRGBa.BLUE),
listOf(ColorRGBa.WHITE, ColorRGBa.WHITE, ColorRGBa.WHITE, ColorRGBa.WHITE),
)
)
drawer.bezierPatch(bp2)
val bp3 = bezierPatch(
Circle(width/2.0 + 180.0, height/2.0, 170.0).contour
).withColors(
listOf(
listOf(ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa()),
listOf(ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa()),
listOf(ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa()),
listOf(ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa()),
)
)
drawer.bezierPatch(bp3)
drawer.fill = ColorRGBa.WHITE
drawer.fontMap = loadFont("demo-data/fonts/IBMPlexMono-Regular.ttf", 16.0)
drawer.text("RGB", width/2.0 - 180.0, height/2.0 + 200.0)
drawer.text("OKLab", width/2.0 + 180.0, height/2.0 + 200.0)
}
}
}
}

68
orx-shapes/src/demo/kotlin/DemoBezierPatchDrawer03.kt Normal file
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import org.openrndr.application
import org.openrndr.color.ColorRGBa
import org.openrndr.draw.isolated
import org.openrndr.draw.loadFont
import org.openrndr.extensions.SingleScreenshot
import org.openrndr.extra.shapes.bezierPatch
import org.openrndr.extra.shapes.drawers.bezierPatch
import org.openrndr.extra.shapes.grid
import org.openrndr.extras.color.spaces.toOKLABa
import org.openrndr.math.Vector2
import org.openrndr.math.Vector3
import org.openrndr.math.min
import org.openrndr.math.transforms.buildTransform
import org.openrndr.shape.Circle
import org.openrndr.shape.Rectangle
import kotlin.math.min
fun main() {
application {
configure {
width = 720
height = 720
}
program {
if (System.getProperty("takeScreenshot") == "true") {
extend(SingleScreenshot()) {
this.outputFile = System.getProperty("screenshotPath")
}
}
extend {
drawer.clear(ColorRGBa.BLACK)
val colors = listOf(
listOf(ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa(), ColorRGBa.PINK.toOKLABa()),
listOf(ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa(), ColorRGBa.RED.toOKLABa()),
listOf(ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa(), ColorRGBa.BLUE.toOKLABa()),
listOf(ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa(), ColorRGBa.WHITE.toOKLABa()),
)
val grid = drawer.bounds.grid(4,4, marginX = 20.0, marginY = 20.0, gutterX = 10.0, gutterY = 10.0)
val cellWidth = grid[0][0].width
val cellHeight = grid[0][0].height
val a = bezierPatch(Rectangle.fromCenter(Vector2(0.0, 0.0), cellWidth, cellHeight).contour)
.withColors(colors)
val b = bezierPatch(
Circle(0.0, 0.0, min(cellWidth, cellHeight) / 2.0).contour.transform(
buildTransform {
rotate(Vector3.UNIT_Z, 45.0)
}
)
).withColors(colors)
for (y in grid.indices) {
for (x in grid[y].indices) {
val f = (y * grid[y].size + x).toDouble() / (grid.size * grid[y].size - 1.0)
val blend = a * (1.0 - f) + b * f
drawer.isolated {
drawer.translate(grid[y][x].center)
drawer.bezierPatch(blend)
}
}
}
}
}
}
}