Files
cup_edit/example/lib/main.dart
2022-12-17 16:31:20 +08:00

315 lines
11 KiB
Dart

import 'dart:math';
import 'package:flutter/material.dart';
import 'package:polyvox_filament/filament_controller.dart';
import 'package:polyvox_filament/filament_gesture_detector.dart';
import 'package:polyvox_filament/filament_widget.dart';
import 'package:polyvox_filament/animations/animation_builder.dart';
import 'package:polyvox_filament/animations/animations.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;
FilamentLight? _light;
final weights = List.filled(255, 0.0);
List<String> _targetNames = [];
List<String> _animationNames = [];
bool _loop = false;
bool _vertical = false;
bool _rendering = false;
int _framerate = 60;
@override
void initState() {
super.initState();
}
void onClick(int index) async {
switch (index) {
case -1:
await _filamentController.initialize();
break;
case -2:
await _filamentController.render();
break;
case -4:
setState(() {
_rendering = !_rendering;
_filamentController.setRendering(_rendering);
});
break;
case -5:
setState(() {
_framerate = _framerate == 60 ? 30 : 60;
_filamentController.setFrameRate(_framerate);
});
break;
case 0:
await _filamentController.setBackgroundImage('assets/background.ktx');
break;
case 1:
await _filamentController
.loadSkybox('assets/default_env/default_env_skybox.ktx');
break;
case -3:
await _filamentController
.loadIbl('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.setMorphTargetWeights(
_cube!, List.filled(8, 1.0));
break;
case 8:
await _filamentController.setMorphTargetWeights(
_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 14:
_filamentController.setCamera(_cube!, "Camera_Orientation");
break;
case 15:
final animation = AnimationBuilder()
.setFramerate(30)
.setDuration(4)
.setNumMorphWeights(8)
.interpolateMorphWeights(0, 4, 0, 1)
.interpolateBoneTransform(
"Bone.001",
"Cube.001",
2,
4,
Vec3(),
Vec3(),
// Vec3(x: 1, y: 1, z: 1),
Quaternion(x: 0, y: 0, z: 0, w: 1),
Quaternion(x: 1, y: 1, z: 1, w: 1))
// Quaternion(x: 1, y: 1, z: 1, w: 1))
.build();
_filamentController.setAnimation(_cube!, animation);
break;
case 16:
_targetNames =
await _filamentController.getMorphTargetNames(_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.setCameraPosition(0, 0, 3);
await _filamentController.setCameraRotation(0, 0, 1, 0);
break;
case 27:
_framerate = _framerate == 60 ? 30 : 60;
await _filamentController.setFrameRate(_framerate);
break;
case 28:
await _filamentController.setBackgroundImagePosition(25, 25);
break;
case 29:
_light = await _filamentController.addLight(
1, 6500, 15000000, 0, 1, 0, 0, -1, 0, true);
_light = await _filamentController.addLight(
2, 6500, 15000000, 0, 0, 1, 0, 0, -1, true);
break;
case 30:
if (_light != null) {
await _filamentController.removeLight(_light!);
}
break;
case 31:
await _filamentController.clearLights();
break;
case 32:
// await _filamentController.setBoneTransform(
// _cube!,
// "Bone.001",
// "Cube.001",
// BoneTransform([Vec3(x: 0, y: 0.0, z: 0.0)],
// [Quaternion(x: 1, y: 1, z: 1, w: 1)]));
break;
}
}
Widget _item({int value = 0, Widget? child = null}) {
return GestureDetector(
onTap: () {
onClick(value);
},
child: Container(
margin: EdgeInsets.symmetric(vertical: 10), child: child));
}
@override
Widget build(BuildContext context) {
return MaterialApp(
// showPerformanceOverlay: true,
color: Colors.white,
home: Scaffold(
backgroundColor: Colors.white,
body: Row(children: [
SingleChildScrollView(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Text(
"Target names : ${_targetNames.join(",")}, Animation names : ${_animationNames.join(",")}"),
_item(value: -1, child: Text("initialize")),
_item(value: -2, child: Text("render")),
_item(value: -4, child: Text("Rendering: $_rendering ")),
_item(value: -5, child: Text("$_framerate fps")),
_item(value: 0, child: Text("load background image")),
_item(
value: 1,
child: Text('load skybox'),
),
_item(
value: -3,
child: Text('load IBL'),
),
_item(
value: 2,
child: Text('remove skybox'),
),
_item(value: 3, child: Text('load cube GLB')),
_item(value: 4, child: Text('load cube GLTF')),
_item(value: 21, child: Text('swap cube texture')),
_item(value: 22, child: Text('transform to unit cube')),
_item(value: 23, child: Text('set position to 1, 1, -1')),
_item(
value: 32,
child: Text('set bone transform to 1, 1, -1')),
_item(value: 24, child: Text('rotate by pi around Y axis')),
_item(value: 5, child: Text('load flight helmet')),
_item(value: 6, child: Text('remove cube')),
_item(value: 20, child: Text('clear all assets')),
_item(value: 7, child: Text('set all weights to 1')),
_item(value: 8, child: Text('set all weights to 0')),
_item(value: 9, child: Text('play all animations')),
_item(value: 10, child: Text('stop animations')),
_item(
value: 11,
child: Text(
_loop ? "don't loop animation" : "loop animation")),
_item(value: 14, child: Text('set camera')),
_item(value: 15, child: Text('animate weights')),
_item(value: 16, child: Text('get target names')),
_item(value: 17, child: Text('get animation names')),
_item(value: 18, child: Text('pan left')),
_item(value: 19, child: Text('pan right')),
_item(
value: 25,
child: Text(
_vertical ? 'set horizontal' : 'set vertical')),
_item(value: 26, child: Text('set camera pos to 0,0,3')),
_item(value: 27, child: Text('toggle framerate')),
_item(value: 28, child: Text('set bg image pos')),
_item(value: 29, child: Text('add light')),
_item(value: 30, child: Text('remove light')),
_item(value: 31, child: Text('clear all lights')),
])),
Container(
width: _vertical ? 200 : 400,
height: _vertical ? 400 : 200,
alignment: Alignment.center,
child: SizedBox(
child: FilamentGestureDetector(
showControls: true,
controller: _filamentController,
child: FilamentWidget(
controller: _filamentController,
)),
)),
])));
}
}