fix: wait until server ready before enabling auto rendering

examples/jupyter/pangeo_forge.ipynb

@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "b0844d55",
    "metadata": {},
    "outputs": [],
@@ -33,8 +33,6 @@
     "builder = DatasetBuilder()\n",
     "builder.import_config(config)\n",
     "\n",
-    "# TODO: awaiting viewer should not await auto render\n",
-    "\n",
     "# Show viewer in cell output\n",
     "await builder.viewer.ready\n",
     "builder.viewer.ui"

pan3d/dataset_viewer.py

@@ -59,6 +59,7 @@ def __init__(
         self.plot_view = None
         self.actor = None
         self.ctrl.get_plotter = lambda: self.plotter
+        self.ctrl.on_client_connected.add(self.on_ready)
 
         self.state.update(initial_state)
         self.state.ready()
@@ -80,6 +81,10 @@ def __init__(
     def start(self, **kwargs):
         self.ui.server.start(**kwargs)
 
+    def on_ready(self, **kwargs):
+        self.state.render_auto = True
+        self._mesh_changed()
+
     @property
     async def ready(self) -> None:
         await self.ui.ready
@@ -235,7 +240,7 @@ async def plot_mesh(self) -> None:
             self.state.ui_loading = True
             self.state.ui_unapplied_changes = False
 
-        await asyncio.sleep(0)
+        await asyncio.sleep(1)
 
         with self.state:
             self.plotter.clear()

pan3d/utils.py

@@ -49,7 +49,7 @@ def has_gpu_rendering():
     "ui_action_message": None,
     "ui_action_config_file": None,
     "ui_current_time_string": "",
-    "render_auto": True,
+    "render_auto": False,
     "render_x_scale": 1,
     "render_y_scale": 1,
     "render_z_scale": 1,