getting-started-ibl

MainActivity.kt

override fun onCreate(savedInstanceState: Bundle?) {
   // ...
   loadGlb("DamagedHelmet")
   loadEnvironment("venetian_crossroads_2k")
}

private fun loadEnvironment(ibl: String) {
   // Create the indirect light source and add it to the scene.
   var buffer = readAsset("envs/$ibl/${ibl}_ibl.ktx")
   KtxLoader.createIndirectLight(modelViewer.engine, buffer).apply {
       intensity = 50_000f
       modelViewer.scene.indirectLight = this
   }

   // Create the sky box and add it to the scene.
   buffer = readAsset("envs/$ibl/${ibl}_skybox.ktx")
   KtxLoader.createSkybox(modelViewer.engine, buffer).apply {
       modelViewer.scene.skybox = this
   }
}