add animation ticker inside render loop

lib/gesture_detecting_filament_view.dart

@@ -4,8 +4,10 @@ import 'package:mimetic_filament/view/filament_widget.dart';
 
 class GestureDetectingFilamentView extends StatefulWidget {
   final FilamentController controller;
+  final bool rotate;
 
-  const GestureDetectingFilamentView({Key? key, required this.controller})
+  const GestureDetectingFilamentView(
+      {Key? key, required this.controller, this.rotate = false})
       : super(key: key);
 
   @override
@@ -14,7 +16,6 @@ class GestureDetectingFilamentView extends StatefulWidget {
 
 class _GestureDetectingFilamentViewState
     extends State<GestureDetectingFilamentView> {
-  bool _rotate = false;
   int _primitiveIndex = 0;
   double _weight = 0.0;
 
@@ -23,21 +24,23 @@ class _GestureDetectingFilamentViewState
     return GestureDetector(
         behavior: HitTestBehavior.opaque,
         onPanDown: (details) {
-          _rotate
+          widget.rotate
               ? widget.controller.rotateStart(
                   details.localPosition.dx, details.localPosition.dy)
               : widget.controller
                   .panStart(details.localPosition.dx, details.localPosition.dy);
         },
         onPanUpdate: (details) {
-          _rotate
+          widget.rotate
               ? widget.controller.rotateUpdate(
                   details.localPosition.dx, details.localPosition.dy)
               : widget.controller.panUpdate(
                   details.localPosition.dx, details.localPosition.dy);
         },
         onPanEnd: (d) {
-          _rotate ? widget.controller.rotateEnd() : widget.controller.panEnd();
+          widget.rotate
+              ? widget.controller.rotateEnd()
+              : widget.controller.panEnd();
         },
         child: FilamentWidget(controller: widget.controller));
   }