Files
orx/orx-mesh-generators/src/demo/kotlin/DemoComplex02.kt
2022-07-28 19:23:26 +02:00

73 lines
2.6 KiB
Kotlin

import org.openrndr.application
import org.openrndr.draw.DrawPrimitive
import org.openrndr.draw.shadeStyle
import org.openrndr.extensions.SingleScreenshot
import org.openrndr.extra.camera.Orbital
import org.openrndr.extra.meshgenerators.*
import org.openrndr.math.Vector3
import org.openrndr.math.transforms.transform
fun main() {
application {
program {
if (System.getProperty("takeScreenshot") == "true") {
extend(SingleScreenshot()) {
this.outputFile = System.getProperty("screenshotPath")
}
}
extend(Orbital()) {
this.eye = Vector3(0.0, 10.0, 20.0)
this.lookAt = Vector3(0.0, 5.0, 0.0)
}
val m = meshGenerator {
group {
hemisphere(32, 16, 5.0)
transform(transform {
translate(0.0, 12.0, 0.0)
})
}
group {
cylinder(32, 1, 5.0, 6.0)
transform(transform {
translate(0.0, 9.0, 0.0)
rotate(Vector3.UNIT_X, 90.0)
})
}
group {
hemisphere(32, 16, 5.0)
transform(transform {
translate(0.0, 6.0, 0.0)
rotate(Vector3.UNIT_X, 180.0)
})
}
group {
val legCount = 12
val baseRadius = 3.0
val legRadius = 0.05
val legLength = 4.0
for (i in 0 until legCount) {
group {
val dphi = 360.0 / legCount
cylinder(32, 1, legRadius, legLength)
transform(transform {
rotate(Vector3.UNIT_Y, dphi * i)
translate(baseRadius, 0.0, 0.0)
rotate(Vector3.UNIT_Z, -15.0)
translate(0.0, legLength/2.0, 0.0)
rotate(Vector3.UNIT_X, 90.0)
})
}
}
}
}
extend {
drawer.shadeStyle = shadeStyle {
fragmentTransform = """
x_fill.rgb *= v_viewNormal.z;
""".trimIndent()
}
drawer.vertexBuffer(m, DrawPrimitive.TRIANGLES)
}
}
}
}