Are you interested in creating a 3D model viewer using programming? This article will guide you through the process of programming a 3D model viewer and using JSON to make it interactive and user-friendly.

To begin, you will need to have a basic understanding of programming languages such as JavaScript, HTML, and CSS. These languages will be essential for creating the framework of the 3D model viewer and making it compatible with web browsers.

The first step is to choose a suitable 3D model format such as .obj, .fbx, or .gltf. Once you have selected your 3D model, you can then proceed to write the necessary code to load and render the model within a web page.

Next, you will need to incorporate a 3D rendering library such as Three.js or Babylon.js to handle the display and interaction of the 3D model. These libraries provide the necessary tools and functions to render 3D models within a web browser.

After setting up the 3D rendering library, you can then use JSON to define the properties and behavior of the 3D model viewer. JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and write, and easy for machines to parse and generate.

You can use JSON to store and retrieve various settings for the 3D model viewer, such as camera position, lighting configuration, and object materials. This allows for a customizable and flexible user experience when interacting with the 3D model.

In addition to using JSON for configuration, you can also use it to store and load different 3D models and their associated metadata. This makes it easy to switch between multiple 3D models within the same viewer and display relevant information about each model.

Once you have implemented the necessary code and JSON configuration for your 3D model viewer, you can then test and refine the viewer to ensure it meets your requirements. You can also consider adding additional features such as animation, interactivity, and user controls to enhance the viewer's functionality.

In conclusion, by following these steps and using JSON for configuration, you can create a sophisticated and customizable 3D model viewer using programming. Whether you are a web developer, graphic designer, or hobbyist, this article provides the essential guidance for programming a 3D model viewer that will impress and engage your audience.