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add option for resize to example project

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This commit is contained in:
Nick Fisher
2023-10-13 12:54:33 +08:00
parent 28e26a722f
commit 504cc8ca30
1 changed files with 55 additions and 43 deletions
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98
example/lib/main.dart
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@@ -41,7 +41,7 @@ class ExampleWidget extends StatefulWidget {
} }
class _ExampleWidgetState extends State<ExampleWidget> { class _ExampleWidgetState extends State<ExampleWidget> {
FilamentControllerFFI? _filamentController; FilamentController? _filamentController;
FilamentEntity? _shapes; FilamentEntity? _shapes;
FilamentEntity? _flightHelmet; FilamentEntity? _flightHelmet;
@@ -54,11 +54,13 @@ class _ExampleWidgetState extends State<ExampleWidget> {
final weights = List.filled(255, 0.0); final weights = List.filled(255, 0.0);
bool _loop = false; bool _loop = false;
bool _vertical = false; EdgeInsets _viewportMargin = EdgeInsets.zero;
bool _readyForScene = false;
bool _rendering = false; bool _rendering = false;
int _framerate = 60; int _framerate = 60;
bool _postProcessing = true; bool _postProcessing = true;
bool _active = false;
bool _coneHidden = false; bool _coneHidden = false;
bool _frustumCulling = true; bool _frustumCulling = true;
@@ -87,7 +89,12 @@ class _ExampleWidgetState extends State<ExampleWidget> {
FilamentControllerFFI(uberArchivePath: uberArchivePath); FilamentControllerFFI(uberArchivePath: uberArchivePath);
_filamentController!.pickResult.listen((entityId) { _filamentController!.pickResult.listen((entityId) {
setState(() { setState(() {
picked = _filamentController!.getNameForEntity(entityId); picked = _filamentController!.getNameForEntity(entityId!);
});
});
_filamentController!.isReadyForScene.then((readyForScene) {
setState(() {
_readyForScene = readyForScene;
}); });
}); });
} }
@@ -108,17 +115,14 @@ class _ExampleWidgetState extends State<ExampleWidget> {
: "assets/lit_opaque_43.uberz"); : "assets/lit_opaque_43.uberz");
}, "create viewer (custom ubershader - lit opaque only)"), }, "create viewer (custom ubershader - lit opaque only)"),
]); ]);
} else { }
if (_readyForScene) {
children.addAll([ children.addAll([
_item(() { _item(() {
_filamentController!.destroy(); _filamentController!.destroy();
_filamentController = null; _filamentController = null;
}, "destroy viewer/texture") }, "destroy viewer/texture"),
]);
}
if (_filamentController != null) {
children.addAll([
_item(() { _item(() {
_filamentController!.render(); _filamentController!.render();
}, "render"), }, "render"),
@@ -152,6 +156,13 @@ class _ExampleWidgetState extends State<ExampleWidget> {
_filamentController! _filamentController!
.loadIbl('assets/default_env/default_env_ibl.ktx'); .loadIbl('assets/default_env/default_env_ibl.ktx');
}, 'load IBL'), }, 'load IBL'),
_item(() async {
_light = await _filamentController!
.addLight(1, 6500, 150000, 0, 1, 0, 0, -1, 0, true);
}, "add directional light"),
_item(() async {
await _filamentController!.clearLights();
}, "clear lights"),
_item(() { _item(() {
setState(() { setState(() {
_postProcessing = !_postProcessing; _postProcessing = !_postProcessing;
@@ -290,7 +301,14 @@ class _ExampleWidgetState extends State<ExampleWidget> {
_item(() { _item(() {
_loop = !_loop; _loop = !_loop;
setState(() {}); setState(() {});
}, "toggle animation looping ${_loop ? "OFF" : "ON"}") }, "toggle animation looping ${_loop ? "OFF" : "ON"}"),
_item(() {
setState(() {
_viewportMargin = _viewportMargin == EdgeInsets.zero
? EdgeInsets.all(50)
: EdgeInsets.zero;
});
}, "resize")
]); ]);
if (_animations != null) { if (_animations != null) {
children.addAll(_animations!.map((a) => _item(() { children.addAll(_animations!.map((a) => _item(() {
@@ -323,28 +341,34 @@ class _ExampleWidgetState extends State<ExampleWidget> {
return Stack(children: [ return Stack(children: [
_filamentController != null _filamentController != null
? Positioned.fill( ? Positioned.fill(
child: FilamentGestureDetector( child: Padding(
showControlOverlay: true, padding: _viewportMargin,
controller: _filamentController!, child: FilamentGestureDetector(
child: FilamentWidget( showControlOverlay: true,
controller: _filamentController!, controller: _filamentController!,
))) child: FilamentWidget(
controller: _filamentController!,
))))
: Container(), : Container(),
Positioned( Positioned(
right: 50, right: 50,
top: 50, top: 50,
child: Text(picked ?? "", child: Text(picked ?? "",
style: TextStyle(color: Colors.green, fontSize: 24))), style: const TextStyle(color: Colors.green, fontSize: 24))),
Positioned( Align(
bottom: 0, alignment: Alignment.bottomCenter,
left: 0, child: OrientationBuilder(builder: (ctx, orientation) {
right: 0, return Container(
height: 200, alignment: Alignment.bottomCenter,
child: Container( height: orientation == Orientation.landscape ? 100 : 200,
color: Colors.white.withOpacity(0.75), color: Colors.white.withOpacity(0.75),
child: SingleChildScrollView( child: SingleChildScrollView(child: Wrap(children: children)));
child: Wrap(children: children }))
// _item(24 () async { 'rotate by pi around Y axis'), ]);
}
}
// _item(24 () async { 'rotate by pi around Y axis'),
// _item(5 () async { 'load flight helmet'), // _item(5 () async { 'load flight helmet'),
// _item(7 () async { 'set all weights to 1'), // _item(7 () async { 'set all weights to 1'),
@@ -375,10 +399,6 @@ class _ExampleWidgetState extends State<ExampleWidget> {
// _item(30 () async { 'remove light'), // _item(30 () async { 'remove light'),
// _item(31 () async { 'clear all lights'), // _item(31 () async { 'clear all lights'),
// _item(32 () async { 'set camera model matrix'), // _item(32 () async { 'set camera model matrix'),
))))
]);
}
}
// case -1: // case -1:
@@ -455,11 +475,6 @@ class _ExampleWidgetState extends State<ExampleWidget> {
// case 24: // case 24:
// _filamentController!.setRotation(_shapes!, pi / 2, 0.0, 1.0, 0.0); // _filamentController!.setRotation(_shapes!, pi / 2, 0.0, 1.0, 0.0);
// break; // break;
// case 25:
// setState(() {
// _vertical = !_vertical;
// });
// break;
// case 26: // case 26:
// _filamentController!.setCameraPosition(0, 0, 3); // _filamentController!.setCameraPosition(0, 0, 3);
// _filamentController!.setCameraRotation(0, 0, 1, 0); // _filamentController!.setCameraRotation(0, 0, 1, 0);
@@ -471,10 +486,7 @@ class _ExampleWidgetState extends State<ExampleWidget> {
// case 28: // case 28:
// _filamentController!.setBackgroundImagePosition(25, 25); // _filamentController!.setBackgroundImagePosition(25, 25);
// break; // break;
// case 29:
// _light = await _filamentController!.addLight(
// 1, 6500, 15000000, 0, 1, 0, 0, -1, 0, true);
// break;
// case 30: // case 30:
// if (_light != null) { // if (_light != null) {
// _filamentController!.removeLight(_light!); // _filamentController!.removeLight(_light!);
@@ -482,7 +494,7 @@ class _ExampleWidgetState extends State<ExampleWidget> {
// } // }
// break; // break;
// case 31: // case 31:
// _filamentController!.clearLights();
// break; // break;
// case 32: // case 32: