Here are the step by step tutorial on How to control PC with Hand Gesture.
- Visit Google Ai Studio and click on get started
- Select Try Gemini 3 Pro
- Copy and paste the given prompt in Gemini 3 ProCreate a real-time interactive 3D particle system in Three.js.
The system should use the camera to track hand gestures and dynamically control particle behavior—including expansion, color changes, and switching between particle templates such as hearts, flowers, Saturn shapes, fireworks, and more. - Click on Run and gemini will generate the code.
- Copy the code and paste it inside Notepad
- Save the file with extention .html (Eg: ironman.html)
- The file will be saved as a webpage. Open the file and allow camera permisson.
- Thats it, now you control object with your hand gesture on PC.
- If you do not want to follow these long steps, you can simply download the file by clicking the download button below.
