Add orx-view-box, adjust for api changes in OPENRNDR
This commit is contained in:
Edwin Jakobs
4
orx-view-box/README.md
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orx-view-box/README.md
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# orx-view-box
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Tools to provide view box support
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43
orx-view-box/build.gradle.kts
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orx-view-box/build.gradle.kts
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import ScreenshotsHelper.collectScreenshots
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plugins {
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org.openrndr.extra.convention.`kotlin-multiplatform`
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}
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kotlin {
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jvm {
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@Suppress("UNUSED_VARIABLE")
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val demo by compilations.getting {
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// TODO: Move demos to /jvmDemo
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defaultSourceSet {
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kotlin.srcDir("src/demo/kotlin")
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}
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collectScreenshots { }
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}
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testRuns["test"].executionTask {
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useJUnitPlatform {
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includeEngines("spek2")
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}
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}
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}
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sourceSets {
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@Suppress("UNUSED_VARIABLE")
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val commonMain by getting {
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dependencies {
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implementation(libs.openrndr.application)
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implementation(libs.openrndr.draw)
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}
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}
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@Suppress("UNUSED_VARIABLE")
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val jvmDemo by getting {
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dependencies {
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implementation(project(":orx-camera"))
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implementation(project(":orx-fx"))
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implementation(project(":orx-mesh-generators"))
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implementation(project(":orx-view-box"))
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}
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}
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}
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}
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213
orx-view-box/src/commonMain/kotlin/ViewBox.kt
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orx-view-box/src/commonMain/kotlin/ViewBox.kt
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package org.openrndr.extra.viewbox
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import org.openrndr.*
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import org.openrndr.color.ColorRGBa
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import org.openrndr.draw.*
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import org.openrndr.events.Event
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import org.openrndr.math.Vector2
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import org.openrndr.shape.Rectangle
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import kotlin.math.ceil
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class ViewBox(override val program: Program, var clientArea: Rectangle) : Program by program {
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override var width: Int
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get() {
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return renderTarget?.width ?: clientArea.width.toInt()
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}
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set(value) {}
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override var height: Int
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get() = renderTarget?.height ?: clientArea.height.toInt()
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set(value) {}
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private var renderTarget: RenderTarget? = null
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private var resolved: ColorBuffer? = null
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override val extensions: MutableList<Extension> = mutableListOf<Extension>()
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override val mouse: MouseEvents = object :MouseEvents{
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override val buttonDown = Event<MouseEvent>()
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override val buttonUp = Event<MouseEvent>()
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override val dragged = Event<MouseEvent>()
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override val entered = Event<MouseEvent>()
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override val exited = Event<MouseEvent>()
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override val moved = Event<MouseEvent>()
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override val position: Vector2
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get() = TODO("Not yet implemented")
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override val pressedButtons: MutableSet<MouseButton>
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get() = TODO("Not yet implemented")
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override val scrolled = Event<MouseEvent>()
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}
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override val keyboard: KeyEvents = object: KeyEvents {
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override val character: Event<CharacterEvent> = Event<CharacterEvent>()
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override val keyDown: Event<KeyEvent> = Event<KeyEvent>()
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override val keyRepeat: Event<KeyEvent> = Event<KeyEvent>()
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override val keyUp: Event<KeyEvent> = Event<KeyEvent>()
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}
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override val pointers: Pointers by lazy { program.pointers }
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var hasInputFocus = false
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init {
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program.mouse.moved.listen {
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if (it.position in clientArea && !it.propagationCancelled) {
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hasInputFocus = true
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mouse.moved.trigger(it.copy(position = it.position - clientArea.corner))
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it.cancelPropagation()
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} else if (it.position !in clientArea) {
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hasInputFocus = false
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}
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}
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program.mouse.buttonUp.listen {
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if (it.position in clientArea && !it.propagationCancelled) {
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mouse.buttonUp.trigger(it.copy(position = it.position - clientArea.corner))
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it.cancelPropagation()
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}
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}
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program.mouse.dragged.listen {
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if (it.position in clientArea && !it.propagationCancelled) {
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mouse.dragged.trigger(it.copy(position = it.position - clientArea.corner))
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it.cancelPropagation()
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}
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}
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program.mouse.buttonDown.listen {
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if (it.position in clientArea && !it.propagationCancelled) {
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mouse.buttonDown.trigger(it.copy(position = it.position - clientArea.corner))
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it.cancelPropagation()
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}
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}
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program.mouse.scrolled.listen {
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if (it.position in clientArea && !it.propagationCancelled) {
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mouse.scrolled.trigger(it.copy(position = it.position - clientArea.corner))
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it.cancelPropagation()
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}
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}
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program.keyboard.keyDown.listen {
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if (hasInputFocus && !it.propagationCancelled) {
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keyboard.keyDown.trigger(it)
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it.cancelPropagation()
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}
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}
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program.keyboard.keyUp.listen {
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if (hasInputFocus && !it.propagationCancelled) {
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keyboard.keyUp.trigger(it)
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it.cancelPropagation()
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}
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}
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program.keyboard.keyRepeat.listen {
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if (hasInputFocus && !it.propagationCancelled) {
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keyboard.keyRepeat.trigger(it)
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it.cancelPropagation()
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}
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}
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program.keyboard.character.listen {
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if (hasInputFocus && !it.propagationCancelled) {
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keyboard.character.trigger(it)
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it.cancelPropagation()
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}
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}
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}
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override fun <T : Extension> extend(extension: T): T {
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extensions.add(extension)
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extension.setup(this)
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return extension
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}
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override fun <T : Extension> extend(extension: T, configure: T.() -> Unit): T {
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extensions.add(extension)
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extension.configure()
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extension.setup(this)
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return extension
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}
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override fun extend(stage: ExtensionStage, userDraw: Program.() -> Unit) {
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val functionExtension = when (stage) {
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ExtensionStage.SETUP ->
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object : Extension {
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override var enabled: Boolean = true
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override fun setup(program: Program) {
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program.userDraw()
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}
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}
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ExtensionStage.BEFORE_DRAW ->
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object : Extension {
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override var enabled: Boolean = true
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override fun beforeDraw(drawer: Drawer, program: Program) {
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program.userDraw()
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}
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}
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ExtensionStage.AFTER_DRAW ->
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object : Extension {
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override var enabled: Boolean = true
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override fun afterDraw(drawer: Drawer, program: Program) {
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program.userDraw()
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}
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}
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}
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extensions.add(functionExtension)
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}
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override fun draw() {
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val widthCeil = ceil(clientArea.width).toInt()
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val heightCeil = ceil(clientArea.height).toInt()
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val lrt = renderTarget
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if (lrt != null) {
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if (lrt.width != widthCeil || lrt.height != heightCeil) {
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lrt.colorBuffer(0).destroy()
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lrt.depthBuffer?.destroy()
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lrt.detachColorAttachments()
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lrt.detachDepthBuffer()
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lrt.destroy()
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renderTarget = null
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resolved?.destroy()
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resolved = null
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}
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}
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if (renderTarget == null) {
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val art = RenderTarget.active
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renderTarget = renderTarget(widthCeil, heightCeil, art.contentScale, art.multisample) {
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colorBuffer()
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depthBuffer()
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}
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if (art.multisample != BufferMultisample.Disabled) {
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resolved = colorBuffer(widthCeil, heightCeil, art.contentScale, multisample = art.multisample)
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}
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}
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program.drawer.isolatedWithTarget(renderTarget!!) {
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drawer.clear(ColorRGBa.BLACK)
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drawer.defaults()
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drawer.ortho(renderTarget!!)
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for (extension in extensions) {
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extension.beforeDraw(program.drawer, this@ViewBox)
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}
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for (extension in extensions.reversed()) {
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extension.afterDraw(program.drawer, this@ViewBox)
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}
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program.drawer.defaults()
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}
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program.drawer.isolated {
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program.drawer.image(renderTarget!!.colorBuffer(0), clientArea.corner)
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}
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}
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}
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fun Program.viewBox(area: Rectangle, f: ViewBox.() -> Unit): ViewBox {
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val viewBox = ViewBox(this, area)
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viewBox.f()
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return viewBox
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}
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58
orx-view-box/src/demo/kotlin/DemoViewBox01.kt
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58
orx-view-box/src/demo/kotlin/DemoViewBox01.kt
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import org.openrndr.application
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import org.openrndr.draw.DrawPrimitive
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import org.openrndr.extensions.Screenshots
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import org.openrndr.extra.camera.Camera2D
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import org.openrndr.extra.camera.Orbital
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import org.openrndr.extra.fx.Post
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import org.openrndr.extra.fx.blur.ApproximateGaussianBlur
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import org.openrndr.extra.meshgenerators.boxMesh
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import org.openrndr.extra.viewbox.viewBox
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import org.openrndr.shape.Rectangle
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fun main() {
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application {
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configure {
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width = 800
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height = 800
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}
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program {
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val vbx = viewBox(Rectangle(0.0, 0.0, 200.0, 800.0)) {
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extend(Screenshots())
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extend(Camera2D())
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extend {
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drawer.rectangle(20.0, 20.0, 100.0, 100.0)
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}
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}
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val vbx2 = viewBox(Rectangle(200.0, 0.0, 200.0, 800.0)) {
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extend(Post()) {
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val blur = ApproximateGaussianBlur()
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blur.sigma = 10.0
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blur.window = 25
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post { i, o ->
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blur.apply(i, o)
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}
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}
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extend(Camera2D())
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extend {
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drawer.rectangle(20.0, 20.0, 100.0, 100.0)
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}
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}
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val vbx3d = viewBox(Rectangle(400.0, 0.0, 400.0, 800.0)) {
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extend(Orbital())
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val cube = boxMesh()
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extend {
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drawer.vertexBuffer(cube, DrawPrimitive.TRIANGLES)
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}
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}
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extend {
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vbx.draw()
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vbx2.draw()
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vbx3d.draw()
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}
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}
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}
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}
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