> ## Documentation Index
> Fetch the complete documentation index at: https://docs.comfy.org/llms.txt
> Use this file to discover all available pages before exploring further.

# PreviewPointCloud - ComfyUI Built-in Node Documentation

> Complete documentation for the PreviewPointCloud node in ComfyUI. Learn its inputs, outputs, parameters and usage.

# Preview Point Cloud

The Preview Point Cloud node allows you to view a 3D point cloud file within the ComfyUI interface. It saves the point cloud to a temporary file and displays it in a 3D preview window, passing through the model data and viewport settings for further processing.

## Inputs

| Parameter        | Description                                  | Data Type       | Required | Range     |
| ---------------- | -------------------------------------------- | --------------- | -------- | --------- |
| `model_3d`       | Point cloud file (.ply)                      | FILE3D          | Yes      | -         |
| `model_3d_info`  | Information about the 3D model               | LOAD3DMODELINFO | No       | -         |
| `viewport_state` | The current viewport state                   | LOAD3D          | Yes      | -         |
| `camera_info`    | Camera information for the 3D view           | LOAD3DCAMERA    | No       | -         |
| `width`          | Width of the preview window (default: 1024)  | INT             | Yes      | 1 to 4096 |
| `height`         | Height of the preview window (default: 1024) | INT             | Yes      | 1 to 4096 |

## Outputs

| Output Name     | Description                        | Data Type       |
| --------------- | ---------------------------------- | --------------- |
| `model_3d`      | The point cloud model data         | FILE3D          |
| `model_3d_info` | Information about the 3D model     | LOAD3DMODELINFO |
| `camera_info`   | Camera information for the 3D view | LOAD3DCAMERA    |
| `width`         | Width of the preview window        | INT             |
| `height`        | Height of the preview window       | INT             |

> This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! [Edit on GitHub](https://github.com/Comfy-Org/embedded-docs/blob/main/comfyui_embedded_docs/docs/PreviewPointCloud/en.md)

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