Scene Optimizer - Omniverse Extension

A powerful extension for NVIDIA Omniverse that analyzes and optimizes USD scenes for improved performance.

Features

• Scene Analysis: Identifies optimization opportunities in USD scenes
• Duplicate Mesh Detection: Finds and merges duplicate meshes
• Material Optimization: Removes unused materials and optimizes assignments
• Performance Statistics: Provides detailed scene statistics
• Hidden Geometry Removal: Removes hidden/unused geometry
• High-Poly Mesh Detection: Identifies meshes that could benefit from simplification

Installation

1. Ensure you have NVIDIA Omniverse installed

2. Copy this extension to your Omniverse extensions directory:

   • Windows: %LOCALAPPDATA%\ov\pkg\
   • Linux: ~/.local/share/ov/pkg/
   • macOS: ~/Library/Application Support/ov/pkg/

3. Restart Omniverse or reload extensions

Usage

1. Open Omniverse Create or Code
2. Load a USD scene
3. Open the Extension Manager (Window > Extensions)
4. Enable "Scene Optimizer"
5. Open the Scene Optimizer window from the menu
6. Click "Analyze Scene" to identify optimization opportunities
7. Select desired optimizations and click "Apply Optimizations"

Project Structure

scene_optimizer/
├── extension.toml          # Extension configuration
├── extension/
│   ├── __init__.py         # Extension entry point
│   ├── scene_optimizer.py  # Main UI window
│   ├── analyzer.py         # Scene analysis logic
│   ├── optimizer.py       # Optimization implementation
│   └── ui/
│       └── __init__.py    # UI utilities
└── README.md

Development

This extension demonstrates:

• Omniverse Kit extension development
• USD API usage
• Scene graph traversal and manipulation
• UI development with omni.ui
• Performance optimization techniques

Requirements

• NVIDIA Omniverse (Create or Code)
• Python 3.x
• USD/OpenUSD knowledge