fix: #476 improving visualization

3d box labelling.ipynb

@@ -0,0 +1,106 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "id": "3b024f4b-1fed-4252-aede-bd8b19428a7a",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "1215958ecc154b398d3843b0b2b8c75e",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "Widget(value='<iframe src=\"http://localhost:54199/index.html?ui=P_0x1e41171c080_1&reconnect=auto\" class=\"pyvis…"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "import pyvista as pv\n",
+    "from pyvista import examples\n",
+    "import numpy as np\n",
+    "\n",
+    "# Download a sample mesh (bunny model)\n",
+    "mesh = examples.download_bunny_coarse()\n",
+    "\n",
+    "# Create a Plotter object\n",
+    "pl = pv.Plotter()\n",
+    "\n",
+    "# Add the bunny mesh to the plotter\n",
+    "pl.add_mesh(mesh, show_edges=True, color='white')\n",
+    "\n",
+    "# Define the coordinate ranges for the left ear\n",
+    "xmin, xmax = -0.11, -0.05\n",
+    "ymin, ymax = 0.10, 0.18\n",
+    "zmin, zmax = -0.08, -0.02\n",
+    "\n",
+    "# Extract points within the specified ranges\n",
+    "points = mesh.points\n",
+    "mask = (\n",
+    "    (points[:, 0] >= xmin) & (points[:, 0] <= xmax) &\n",
+    "    (points[:, 1] >= ymin) & (points[:, 1] <= ymax) &\n",
+    "    (points[:, 2] >= zmin) & (points[:, 2] <= zmax)\n",
+    ")\n",
+    "left_ear_points = points[mask]\n",
+    "#print(\"Extracted Points (Left Ear):\")\n",
+    "#print(left_ear_points)\n",
+    "# Ensure there are points in the left ear region\n",
+    "if left_ear_points.size > 0:\n",
+    "    # Calculate the centroid of the extracted points\n",
+    "    left_ear_centroid = left_ear_points.mean(axis=0)\n",
+    "    #print(\"Left Ear Centroid:\", left_ear_centroid)\n",
+    "    # Add a label to the central point of the left ear\n",
+    "    pl.add_point_labels([left_ear_centroid], [\"Left Ear\"], point_color='blue', point_size=10, font_size=50, text_color='black')\n",
+    "else:\n",
+    "    print(\"No points found in the specified range for the left ear.\")\n",
+    "# Set the camera position for a better view\n",
+    "# Adjusting the camera position to move closer to the model\n",
+    "pl.camera_position = [(0.1, 0.1, 0.5),    # Position (closer to the model)\n",
+    "                      (0.02, 0.03, -0.02),  # Focal point (focus on specific area)\n",
+    "                      (0, 1, 0)]\n",
+    "\n",
+    "'''pl.camera_position = 'xy'\n",
+    "\n",
+    "# Ensure the plotter window is sized appropriately\n",
+    "pl.window_size = [800, 600]'''\n",
+    "# Show the plot\n",
+    "pl.show()\n"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "706b8fdc-9c8e-4b56-a782-1b1b32423e31",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
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+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
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+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
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+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.12.0"
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+ "nbformat": 4,
+ "nbformat_minor": 5
+}