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package trtrfr
import org.openrndr.application
import org.openrndr.color.*
import org.openrndr.draw.*
import org.openrndr.math.IntVector2
import org.openrndr.math.Vector2
import phenax.utils.*
fun main() = application {
if (captureEnabled) {
val hiRes = System.getenv("PHENAX_HIRES")?.isNotEmpty() ?: false
configure {
width = if (hiRes) 3840 else 1920
height = if (hiRes) 2160 else 1080
windowResizable = false
}
} else {
configure {
width = 640
height = 360
windowResizable = false
}
}
oliveProgram {
val cs by liveComputeShader("trtrfr")
val enableAntialiasing = captureEnabled
val shaderLocalSize = IntVector2(8, 8)
val outputSize = IntVector2(width, height)
val outputBuffer = colorBuffer(outputSize.x, outputSize.y, type = ColorType.UINT8)
var scale: Double = 1.0
var offset: Vector2 = Vector2.ZERO
var moving = false
program.keyboard.keyDown.listen {
if (it.name == "r") {
scale = 1.0
offset = Vector2.ZERO
}
}
program.mouse.buttonDown.listen { moving = true }
program.mouse.buttonUp.listen { moving = false }
var lastPos = Vector2.ZERO
program.mouse.moved.listen {
val dimens = Vector2(program.width.toDouble(), program.height.toDouble())
var pos = (Vector2(it.position.x, -it.position.y) - dimens / 2.0).div(dimens)
val del = lastPos - pos
lastPos = pos
if (moving) offset = offset + del * 5.0 / scale
}
program.mouse.scrolled.listen { scale = scale * (1 + it.rotation.y / 3) }
extend {
cs.uniform("enable_antialiasing", enableAntialiasing)
cs.uniform("offset", offset)
cs.uniform("scale", scale)
cs.uniform("seconds", seconds)
cs.image("output_image", 0, outputBuffer.imageBinding(0, ImageAccess.WRITE))
cs.execute(
(outputBuffer.width + shaderLocalSize.x - 1) / shaderLocalSize.x,
(outputBuffer.height + shaderLocalSize.y - 1) / shaderLocalSize.y,
1
)
drawer.image(outputBuffer, 0.0, 0.0, width.toDouble(), height.toDouble())
// val shadow = outputBuffer.shadow
// shadow.download()
// for (y in 0 until outputBuffer.height) {
// for (x in 0 until outputBuffer.width) {
// val c = shadow[x, y]
// shadow[x, y] =
// ColorRGBa(
// Math.pow(c.r, (1.0 / 2.2)),
// Math.pow(c.g, (1.0 / 2.2)),
// Math.pow(c.b, (1.0 / 2.2)),
// c.alpha
// )
// }
// }
// shadow.upload()
// outputBuffer.saveToFile(java.io.File("screenshot/${program.name}.png"), async = false)
// program.application.exit()
}
}
}
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