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[orx-view-box] Add shouldDraw function

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This commit is contained in:
Edwin Jakobs
2022-12-21 22:10:32 +01:00
parent 58359b9bab
commit bf2614ebc6
2 changed files with 56 additions and 28 deletions
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71
orx-view-box/src/commonMain/kotlin/ViewBox.kt
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@@ -13,8 +13,14 @@ class ViewBox(
override val program: Program, var clientArea: Rectangle,
translateMouse: Boolean = true,
translateKeyboard: Boolean = true,
val contentScale: Double? = null,
val multisample: BufferMultisample? = null
) : Program by program {
) : Program by program {
var viewBoxReconfigured: Boolean = false
private set
var shouldDraw: () -> Boolean = { true }
override var width: Int
get() {
@@ -52,10 +58,10 @@ class ViewBox(
}
override val keyboard: KeyEvents = if (translateKeyboard) object : KeyEvents {
override val character: Event<CharacterEvent> = Event<CharacterEvent>()
override val keyDown: Event<KeyEvent> = Event<KeyEvent>()
override val keyRepeat: Event<KeyEvent> = Event<KeyEvent>()
override val keyUp: Event<KeyEvent> = Event<KeyEvent>()
override val character: Event<CharacterEvent> = Event()
override val keyDown: Event<KeyEvent> = Event()
override val keyRepeat: Event<KeyEvent> = Event()
override val keyUp: Event<KeyEvent> = Event()
} else {
program.keyboard
}
@@ -178,7 +184,6 @@ class ViewBox(
}
override fun draw() {
val widthCeil = ceil(clientArea.width).toInt()
val heightCeil = ceil(clientArea.height).toInt()
@@ -195,34 +200,48 @@ class ViewBox(
resolved?.destroy()
resolved = null
}
}
if (renderTarget == null) {
viewBoxReconfigured = true
val art = RenderTarget.active
renderTarget = renderTarget(widthCeil, heightCeil, art.contentScale, art.multisample) {
colorBuffer()
depthBuffer()
}
if (art.multisample != BufferMultisample.Disabled) {
resolved = colorBuffer(widthCeil, heightCeil, art.contentScale, multisample = art.multisample)
renderTarget =
renderTarget(widthCeil, heightCeil, contentScale ?: art.contentScale, multisample ?: art.multisample) {
colorBuffer()
depthBuffer()
}
if ((multisample ?: art.multisample) != BufferMultisample.Disabled) {
resolved = colorBuffer(
widthCeil,
heightCeil,
contentScale ?: art.contentScale
)
}
}
program.drawer.isolatedWithTarget(renderTarget!!) {
drawer.clear(ColorRGBa.BLACK)
drawer.defaults()
drawer.ortho(renderTarget!!)
for (extension in extensions) {
extension.beforeDraw(program.drawer, this@ViewBox)
if (viewBoxReconfigured || shouldDraw()) {
program.drawer.isolatedWithTarget(renderTarget!!) {
drawer.clear(ColorRGBa.BLACK)
drawer.defaults()
drawer.ortho(renderTarget!!)
for (extension in extensions) {
extension.beforeDraw(program.drawer, this@ViewBox)
}
for (extension in extensions.reversed()) {
extension.afterDraw(program.drawer, this@ViewBox)
}
program.drawer.defaults()
viewBoxReconfigured = false
}
for (extension in extensions.reversed()) {
extension.afterDraw(program.drawer, this@ViewBox)
}
program.drawer.defaults()
}
program.drawer.isolated {
program.drawer.image(renderTarget!!.colorBuffer(0), clientArea.corner)
if (resolved == null) {
program.drawer.image(renderTarget!!.colorBuffer(0), clientArea.corner)
} else {
renderTarget!!.colorBuffer(0).copyTo(resolved!!)
program.drawer.image(resolved!!, clientArea.corner)
}
}
}
}
@@ -239,9 +258,11 @@ fun Program.viewBox(
area: Rectangle,
translateMouse: Boolean = true,
translateKeyboard: Boolean = true,
contentScale: Double? = null,
multisample: BufferMultisample? = null,
f: ViewBox.() -> Unit = {}
): ViewBox {
val viewBox = ViewBox(this, area, translateMouse, translateKeyboard)
val viewBox = ViewBox(this, area, translateMouse, translateKeyboard, contentScale, multisample)
viewBox.f()
return viewBox
}