Update README.md

scripts/rendering/README.md

@@ -39,13 +39,15 @@ cd ../.. && \
 
 ## 📸 Example Usage
 
+### 🐥 Minimal Example
+
 After setup, we can start to render objects using the `main.py` script:
 
 ```bash
 python3 main.py
 ```
 
-After running this, you should see 10 zip files located in `~/.objaverse/github/renders`, which correspond to renders of objects from [our example 3D objects repo](https://github.com/mattdeitke/objaverse-xl-test-files):
+After running this, you should see 10 zip files located in `~/.objaverse/github/renders`. Each zip file corresponds to the rendering of a unique object, in this case from [our example 3D objects repo](https://github.com/mattdeitke/objaverse-xl-test-files):
 
 ```bash
 > ls ~/.objaverse/github/renders
@@ -74,7 +76,7 @@ Here, we see that there are 12 renders `[000-011].png`. Each render will look so
 
 ![temp](https://github.com/allenai/objaverse-xl/assets/28768645/69d79e26-4df1-4bd2-854c-7d3c888adae7)
 
-Additionally, there are 12 npy files `[000-011].npy`, which information about the cameras pose for a given render. We can read the npy files using:
+Additionally, there are 12 npy files `[000-011].npy`, which include information about the camera's pose for a given render. We can read the npy files using:
 
 ```python
 import numpy as np
@@ -89,5 +91,45 @@ array([[6.07966840e-01,  7.93962419e-01,  3.18103019e-08,  2.10451518e-07],
        [6.35699809e-01, -4.86779213e-01, -5.99109232e-01, -1.66008198e+00]])
 ```
 
+Finally, we also have a `metadata.json` file, which contains metadata about the object and scene:
+
+```json
+{
+  "animation_count": 0,
+  "armature_count": 0,
+  "edge_count": 2492,
+  "file_identifier": "https://github.com/mattdeitke/objaverse-xl-test-files/blob/ead0bed6a76012452273bbe18d12e4d68a881956/example.abc",
+  "file_size": 108916,
+  "lamp_count": 1,
+  "linked_files": [],
+  "material_count": 0,
+  "mesh_count": 3,
+  "missing_textures": {
+    "count": 0,
+    "file_path_to_color": {},
+    "files": []
+  },
+  "object_count": 8,
+  "poly_count": 984,
+  "random_color": null,
+  "save_uid": "0fde27a0-99f0-5029-8e20-be9b8ecabb59",
+  "scene_size": {
+    "bbox_max": [
+      4.999998569488525,
+      6.0,
+      1.0
+    ],
+    "bbox_min": [
+      -4.999995231628418,
+      -6.0,
+      -1.0
+    ]
+  },
+  "sha256": "879bc9d2d85e4f3866f0cfef41f5236f9fff5f973380461af9f69cdbed53a0da",
+  "shape_key_count": 0,
+  "vert_count": 2032
+}
+```
+
 **Note.** USDZ support is experimental. Since Blender does not natively support usdz, we use [this Blender addon](https://github.com/robmcrosby/BlenderUSDZ), but it doesn't work with all types of USDZs. If you have a better solution, PRs are very much welcome 😄!