thermion_flutter 0.2.1-dev.10 thermion_flutter: ^0.2.1-dev.10 copied to clipboard
Flutter plugin for 3D rendering with the Thermion toolkit.
For a more thorough example with both Flutter and pure Dart, see the example repository.
flutter/quickstart/lib/main.dart
import 'package:flutter/material.dart';
import 'package:thermion_flutter/thermion_flutter.dart';
import 'package:vector_math/vector_math_64.dart' as v;
import 'dart:math';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
useMaterial3: true,
),
home: const MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
const MyHomePage({super.key, required this.title});
final String title;
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
bool _loaded = false;
ThermionViewer? _thermionViewer;
@override
void initState() {
super.initState();
}
Future _load() async {
var viewer = await ThermionFlutterPlugin.createViewer();
_thermionViewer = viewer;
_thermionViewer!.loadSkybox("assets/default_env_skybox.ktx");
_thermionViewer!.loadGlb("assets/cube.glb");
_thermionViewer!.setCameraPosition(0, 1, 10);
_thermionViewer!.setCameraRotation(
v.Quaternion.axisAngle(v.Vector3(1, 0, 0), -30 / 180 * pi) *
v.Quaternion.axisAngle(v.Vector3(0, 1, 0), 15 / 180 * pi));
_thermionViewer!.addLight(LightType.SUN, 7500, 50000, 0, 0, 0, 1, -1, -1);
_thermionViewer!.setRendering(true);
_loaded = true;
setState(() {});
}
Future _unload() async {
var viewer = _thermionViewer!;
_thermionViewer = null;
setState(() {});
await viewer.dispose();
_loaded = false;
setState(() {});
}
Widget _loadButton() {
return Center(
child: ElevatedButton(child: const Text("Load"), onPressed: _load));
}
Widget _unloadButton() {
return Center(
child: ElevatedButton(child: const Text("Unload"), onPressed: _unload));
}
@override
Widget build(BuildContext context) {
return Stack(children: [
if (_thermionViewer != null)
Positioned.fill(child: ThermionWidget(viewer: _thermionViewer!)),
if (!_loaded) _loadButton(),
if (_loaded) _unloadButton(),
]);
}
}