open-ar-samples/solar-system/app/src/main/java/it/norangeb/solarsystem/PlanetNode.kt

47 lines
1.5 KiB
Kotlin

/*
* Copyright (c) 2019, norangebit
*
* This file is part of solar-system.
*
* solar-system is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* solar-system is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with solar-system. If not, see <http://www.gnu.org/licenses/>
*
*/
package it.norangeb.solarsystem
import com.google.ar.sceneform.Node
import com.google.ar.sceneform.math.Vector3
import com.google.ar.sceneform.rendering.ModelRenderable
class PlanetNode(
private val planetRenderable: ModelRenderable
) : Node() {
private val PLANET_SCALE = 0.6f
private var planetVisual: RotationNode? = null
override fun onActivate() {
if (scene == null)
throw IllegalStateException("Scene is null!")
if (planetVisual == null)
initRotationNode()
}
private fun initRotationNode() {
planetVisual = RotationNode()
planetVisual?.setParent(this)
planetVisual?.renderable = planetRenderable
planetVisual?.localScale = Vector3(PLANET_SCALE, PLANET_SCALE, PLANET_SCALE)
}
}