316 lines
16 KiB
Dart
316 lines
16 KiB
Dart
import 'dart:math';
|
|
|
|
import 'package:flutter/material.dart';
|
|
import 'package:polyvox_filament/filament_controller.dart';
|
|
import 'package:polyvox_filament/filament_widget.dart';
|
|
|
|
|
|
void main() {
|
|
runApp(const MyApp());
|
|
}
|
|
|
|
class MyApp extends StatefulWidget {
|
|
const MyApp({Key? key}) : super(key: key);
|
|
|
|
@override
|
|
State<MyApp> createState() => _MyAppState();
|
|
}
|
|
|
|
class _MyAppState extends State<MyApp> {
|
|
final FilamentController _filamentController = PolyvoxFilamentController();
|
|
|
|
FilamentAsset? _cube;
|
|
FilamentAsset? _flightHelmet;
|
|
|
|
final weights = List.filled(255, 0.0);
|
|
List<String> _targetNames = [];
|
|
List<String> _animationNames = [];
|
|
bool _loop = false;
|
|
bool _vertical = false;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return MaterialApp(
|
|
showPerformanceOverlay: true,
|
|
color: Colors.white,
|
|
home: Scaffold(
|
|
backgroundColor: Colors.white,
|
|
body: Column(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
crossAxisAlignment: CrossAxisAlignment.center,
|
|
children: [
|
|
GestureDetector(
|
|
onScaleStart: (d) {
|
|
if (d.pointerCount == 1)
|
|
_filamentController.panStart(0.5, 0.5);
|
|
},
|
|
onScaleEnd: (d) {
|
|
// if(d.pointerCount == 2) {}
|
|
// _filamentController.panEnd(d. .focalPoint.dx,d.focalPoint.dy);
|
|
},
|
|
onScaleUpdate: (d) {
|
|
if (d.pointerCount == 1) {
|
|
// _filamentController.panUpdate(d.focalPoint.dx,d.focalPoint.dy);
|
|
} else {
|
|
_filamentController.zoom(10.0);
|
|
}
|
|
},
|
|
child: Container(
|
|
width: _vertical ? 100 : 200, height: _vertical ? 200 : 100,
|
|
alignment: Alignment.center,
|
|
child: SizedBox(
|
|
child: FilamentWidget(
|
|
controller: _filamentController,
|
|
)),
|
|
)),
|
|
Text("Target names : ${_targetNames.join(",")}, Animation names : ${_animationNames.join(",")}"),
|
|
Align(
|
|
alignment: Alignment.bottomLeft,
|
|
child: Container(
|
|
color: Colors.white,
|
|
margin: const EdgeInsets.all(15),
|
|
child: PopupMenuButton<int>(
|
|
padding: EdgeInsets.all(50),
|
|
iconSize: 36,
|
|
child: const Icon(Icons.menu),
|
|
onSelected: (int item) async {
|
|
switch (item) {
|
|
case 0:
|
|
await _filamentController
|
|
.setBackgroundImage(
|
|
'assets/background.png');
|
|
break;
|
|
case 1:
|
|
await _filamentController.loadSkybox(
|
|
'assets/default_env/default_env_skybox.ktx');
|
|
await _filamentController.loadSkybox(
|
|
'assets/default_env/default_env_ibl.ktx');
|
|
break;
|
|
case 2:
|
|
await _filamentController.removeSkybox();
|
|
break;
|
|
case 3:
|
|
_cube = await _filamentController
|
|
.loadGlb('assets/cube.glb');
|
|
|
|
_animationNames = await _filamentController
|
|
.getAnimationNames(_cube!);
|
|
break;
|
|
|
|
case 4:
|
|
if (_cube != null) {
|
|
await _filamentController
|
|
.removeAsset(_cube!);
|
|
}
|
|
_cube = await _filamentController.loadGltf(
|
|
'assets/cube.gltf', 'assets');
|
|
print(await _filamentController
|
|
.getAnimationNames(_cube!));
|
|
break;
|
|
case 5:
|
|
if (_flightHelmet == null) {
|
|
_flightHelmet =
|
|
await _filamentController.loadGltf(
|
|
'assets/FlightHelmet/FlightHelmet.gltf',
|
|
'assets/FlightHelmet');
|
|
}
|
|
break;
|
|
case 6:
|
|
await _filamentController
|
|
.removeAsset(_cube!);
|
|
break;
|
|
|
|
case 7:
|
|
await _filamentController.applyWeights(
|
|
_cube!, List.filled(8, 1.0));
|
|
break;
|
|
case 8:
|
|
await _filamentController.applyWeights(
|
|
_cube!, List.filled(8, 0));
|
|
break;
|
|
case 9:
|
|
_filamentController.playAnimations(
|
|
_cube!,
|
|
List.generate(
|
|
_animationNames.length, (i) => i),
|
|
loop: _loop);
|
|
break;
|
|
case 10:
|
|
_filamentController.stopAnimation(_cube!, 0);
|
|
break;
|
|
case 11:
|
|
setState(() {
|
|
_loop = !_loop;
|
|
});
|
|
break;
|
|
case 12:
|
|
_filamentController.zoom(-1.0);
|
|
break;
|
|
case 13:
|
|
_filamentController.zoom(1.0);
|
|
break;
|
|
case 14:
|
|
_filamentController.setCamera(
|
|
_cube!, "Camera_Orientation");
|
|
break;
|
|
case 15:
|
|
final framerate = 30;
|
|
final totalSecs = 5;
|
|
final numWeights = 8;
|
|
final totalFrames = framerate * totalSecs;
|
|
final frames = List.generate(
|
|
totalFrames,
|
|
(frame) => List.filled(
|
|
numWeights, frame / totalFrames));
|
|
|
|
_filamentController.animate(
|
|
_cube!,
|
|
frames.reduce((a, b) => a + b),
|
|
numWeights,
|
|
totalFrames,
|
|
1000 / framerate.toDouble());
|
|
break;
|
|
case 16:
|
|
|
|
_targetNames = await _filamentController
|
|
.getTargetNames(_cube!, "Cube");
|
|
setState(() {
|
|
|
|
});
|
|
break;
|
|
case 17:
|
|
_animationNames = await _filamentController
|
|
.getAnimationNames(_cube!);
|
|
setState(() {
|
|
|
|
});
|
|
|
|
break;
|
|
case 18:
|
|
await _filamentController.panStart(1, 1);
|
|
await _filamentController.panUpdate(1, 2);
|
|
await _filamentController.panEnd();
|
|
break;
|
|
case 19:
|
|
await _filamentController.panStart(1, 1);
|
|
await _filamentController.panUpdate(0, 0);
|
|
await _filamentController.panEnd();
|
|
break;
|
|
case 20:
|
|
await _filamentController.clearAssets();
|
|
break;
|
|
case 21:
|
|
await _filamentController.setTexture(
|
|
_cube!, "assets/background.png");
|
|
break;
|
|
case 22:
|
|
await _filamentController
|
|
.transformToUnitCube(_cube!);
|
|
break;
|
|
case 23:
|
|
await _filamentController.setPosition(
|
|
_cube!, 1.0, 1.0, -1.0);
|
|
break;
|
|
case 24:
|
|
await _filamentController.setRotation(
|
|
_cube!, pi / 2, 0.0, 1.0, 0.0);
|
|
break;
|
|
case 25:
|
|
setState(() {
|
|
_vertical = !_vertical;
|
|
});
|
|
break;
|
|
case 26:
|
|
await _filamentController.reload();
|
|
}
|
|
},
|
|
itemBuilder: (BuildContext context) =>
|
|
<PopupMenuEntry<int>>[
|
|
const PopupMenuItem(
|
|
value: 0,
|
|
child: Text("load background image")),
|
|
const PopupMenuItem(
|
|
value: 1,
|
|
child: Text('load skybox'),
|
|
),
|
|
const PopupMenuItem(
|
|
value: 2,
|
|
child: Text('remove skybox'),
|
|
),
|
|
const PopupMenuItem(
|
|
value: 3, child: Text('load cube GLB')),
|
|
const PopupMenuItem(
|
|
value: 4,
|
|
child: Text('load cube GLTF')),
|
|
const PopupMenuItem(
|
|
value: 21,
|
|
child: Text('swap cube texture')),
|
|
const PopupMenuItem(
|
|
value: 22,
|
|
child: Text('transform to unit cube')),
|
|
const PopupMenuItem(
|
|
value: 23,
|
|
child:
|
|
Text('set position to 1, 1, -1')),
|
|
const PopupMenuItem(
|
|
value: 24,
|
|
child:
|
|
Text('rotate by pi around Y axis')),
|
|
const PopupMenuItem(
|
|
value: 5,
|
|
child: Text('load flight helmet')),
|
|
const PopupMenuItem(
|
|
value: 6, child: Text('remove cube')),
|
|
const PopupMenuItem(
|
|
value: 20,
|
|
child: Text('remove all assets')),
|
|
const PopupMenuItem(
|
|
value: 7,
|
|
child: Text('set all weights to 1')),
|
|
const PopupMenuItem(
|
|
value: 8,
|
|
child: Text('set all weights to 0')),
|
|
const PopupMenuItem(
|
|
value: 9,
|
|
child: Text('play all animations')),
|
|
const PopupMenuItem(
|
|
value: 10,
|
|
child: Text('stop animations')),
|
|
PopupMenuItem(
|
|
value: 11,
|
|
child: Text(
|
|
_loop ? "don't loop animation" : "loop animation")),
|
|
const PopupMenuItem(
|
|
value: 12, child: Text('zoom in')),
|
|
const PopupMenuItem(
|
|
value: 13, child: Text('zoom out')),
|
|
const PopupMenuItem(
|
|
value: 14, child: Text('set camera')),
|
|
const PopupMenuItem(
|
|
value: 15,
|
|
child: Text('animate weights')),
|
|
const PopupMenuItem(
|
|
value: 16,
|
|
child: Text('get target names')),
|
|
const PopupMenuItem(
|
|
value: 17,
|
|
child: Text('get animation names')),
|
|
const PopupMenuItem(
|
|
value: 18, child: Text('pan left')),
|
|
const PopupMenuItem(
|
|
value: 19, child: Text('pan right')),
|
|
PopupMenuItem(
|
|
value: 25, child: Text(_vertical ? 'set horizontal' : 'set vertical')),
|
|
PopupMenuItem(
|
|
value: 26, child: Text(
|
|
"reload native assets")),
|
|
])))
|
|
])));
|
|
}
|
|
}
|