add rendering button

pages/01_widget.ipynb

@@ -2,9 +2,45 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 9,
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "13:25:11 | ERROR: Draco mesh compression is not available because library could not be found at /Users/jan-hendrik/projects/bpy-sol-interacitve/pages/Resources/3.6/python/lib/python3.10/site-packages/libextern_draco.dylib\n",
+      "13:25:11 | INFO: Starting glTF 2.0 export\n",
+      "13:25:11 | INFO: Extracting primitive: Cube.017\n",
+      "13:25:11 | INFO: Primitives created: 1\n",
+      "13:25:11 | INFO: Finished glTF 2.0 export in 0.00244140625 s\n",
+      "\n",
+      "13:25:11 | ERROR: Draco mesh compression is not available because library could not be found at /Users/jan-hendrik/projects/bpy-sol-interacitve/pages/Resources/3.6/python/lib/python3.10/site-packages/libextern_draco.dylib\n",
+      "13:25:11 | INFO: Starting glTF 2.0 export\n",
+      "13:25:11 | INFO: Extracting primitive: Cube.018\n",
+      "13:25:11 | INFO: Primitives created: 1\n",
+      "13:25:11 | INFO: Finished glTF 2.0 export in 0.002207040786743164 s\n",
+      "\n"
+     ]
+    },
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "b843398fcd2449c9a3c8bdc5ae1867ec",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/html": [
+       "Cannot show widget. You probably want to rerun the code cell above (<i>Click in the code cell, and press Shift+Enter <kbd>⇧</kbd>+<kbd>↩</kbd></i>)."
+      ],
+      "text/plain": [
+       "Cannot show ipywidgets in text"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "import bpy\n",
     "from IPython.display import display\n",
@@ -32,14 +68,36 @@
     "    gltf_path.unlink()\n",
     "    return data\n",
     "\n",
+    "\n",
+    "data = make_gltf_model()\n",
+    "    \n",
+    "\n",
+    "do_render = solara.reactive(False)\n",
+    "\n",
     "data = make_gltf_model()\n",
     "\n",
     "@solara.component\n",
     "def Page():\n",
-    "    viewer = Viewer(gltf_data=data)\n",
-    "    display(viewer)\n",
-    "\n",
     "\n",
+    "    def render():\n",
+    "        if do_render.value:\n",
+    "            return data\n",
+    "   \n",
+    "    result = solara.use_thread(render, [do_render.value])\n",
+    "    if not do_render.value:\n",
+    "        solara.Button(\"Start Rendering\", on_click=lambda: do_render.set(True), color=\"orange\")\n",
+    "    else:\n",
+    "        if result.state == solara.ResultState.RUNNING:\n",
+    "            solara.Info(\"Rendering in progress...\")\n",
+    "            solara.ProgressLinear()\n",
+    "        elif result.state == solara.ResultState.ERROR:\n",
+    "            solara.Error(\"Rendering failed!: %s\" % result.error)\n",
+    "        elif result.state == solara.ResultState.FINISHED:\n",
+    "            with solara.Column():\n",
+    "                solara.Success(\"Rendering complete. \")\n",
+    "                if result.value:\n",
+    "                    viewer = Viewer(gltf_data=result.value)\n",
+    "                    display(viewer)\n",
     "Page()"
    ]
   },