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(re)set rendering on all lifecycle changes

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This commit is contained in:
Nick Fisher
2023-10-17 08:55:49 +08:00
parent d3f84f156a
commit 7f9c5a0f2d
1 changed files with 22 additions and 20 deletions
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42
lib/widgets/filament_widget.dart
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@@ -168,8 +168,9 @@ class _SizedFilamentWidgetState extends State<_SizedFilamentWidget> {
// debug mode does need a longer timeout.
_resizeTimer?.cancel();
_resizeTimer = Timer(const Duration(milliseconds: kReleaseMode ? 20 : 100), () async {
if(!mounted) {
_resizeTimer =
Timer(const Duration(milliseconds: kReleaseMode ? 20 : 100), () async {
if (!mounted) {
return;
}
var size = ((context.findRenderObject()) as RenderBox).size;
@@ -209,41 +210,42 @@ class _SizedFilamentWidgetState extends State<_SizedFilamentWidget> {
switch (state) {
case AppLifecycleState.detached:
print("Detached");
if (widget.controller.textureDetails != null) {
await widget.controller.destroyViewer();
await widget.controller.destroyTexture();
if (!_wasRenderingOnInactive) {
_wasRenderingOnInactive = widget.controller.rendering;
}
await widget.controller.setRendering(false);
break;
case AppLifecycleState.hidden:
print("Hidden");
if (Platform.isIOS && widget.controller.textureDetails != null) {
await widget.controller.destroyViewer();
await widget.controller.destroyTexture();
if (!_wasRenderingOnInactive) {
_wasRenderingOnInactive = widget.controller.rendering;
}
await widget.controller.setRendering(false);
break;
case AppLifecycleState.inactive:
print("Inactive");
if (!_wasRenderingOnInactive) {
_wasRenderingOnInactive = widget.controller.rendering;
}
// on Windows in particular, restoring a window after minimizing stalls the renderer (and the whole application) for a considerable length of time.
// disabling rendering on minimize seems to fix the issue (so I wonder if there's some kind of command buffer that's filling up while the window is minimized).
_wasRenderingOnInactive = widget.controller.rendering;
await widget.controller.setRendering(false);
break;
case AppLifecycleState.paused:
print("Paused");
if (!_wasRenderingOnInactive) {
_wasRenderingOnInactive = widget.controller.rendering;
}
await widget.controller.setRendering(false);
break;
case AppLifecycleState.resumed:
print("Resumed");
if (!Platform.isWindows) {
if (widget.controller.textureDetails == null) {
var size = ((context.findRenderObject()) as RenderBox).size;
widget.controller
.createViewer(size.width.ceil(), size.height.ceil());
}
} else {
await _resize();
}
await widget.controller.setRendering(_wasRenderingOnInactive);
await _resize();
WidgetsBinding.instance.addPostFrameCallback((_) {
setState(() {});
});
break;
}
_lastState = state;
@@ -274,7 +276,7 @@ class _SizedFilamentWidgetState extends State<_SizedFilamentWidget> {
return Stack(children: [
Positioned.fill(
child: Platform.isLinux || Platform.isWindows
child: Platform.isLinux || Platform.isWindows
? Transform(
alignment: Alignment.center,
transform: Matrix4.rotationX(