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README.md

OPEN CASCADE Light Web Viewer

OPEN CASCADE Light Web Viewer is a specialized component for bringing CAD products to the web, supporting modern trends of immersive computing and migration from on-premise to web-based solutions.

Overview

Light Web Viewer provides a unique development package of software components for rapid creation of 3D-rich web applications. This solution enables viewing, analyzing, and sharing CAD models online with an engineering-oriented feature set specifically designed for CAD model analysis.

Benefits

  • Quick integration - Start your web project with a solid foundation or add the missing piece to your existing solution
  • Engineering-focused features - Beyond basic viewing capability, get specific tools needed for proper CAD analysis
  • Flexibility and scalability - Support for unlimited number of models and storage from the beginning
  • Time-proven expertise - Based on Open CASCADE's extensive experience in 3D visualization
  • Customizable - Adapt viewing parameters to precisely address your specific use case

Developer Advantages

  • Compatible with WebGL 2.0 and suitable for limited environments
  • No backend server required to run the Viewer
  • TypeScript API layer offers functions for scene scripting
  • NPM package support for straightforward usage with modern web development frameworks
  • Draco compression support for drastically reducing model file size

Features

Standard Functionality:

  • Navigation and rotation suited for both mouse and touchscreen
  • Orientation Cube for simple navigation
  • Standard views and various display modes including transparency
  • Measurements and annotations
  • Clipping planes and capping
  • Exploded view and Assembly tree for detailed inspection
  • Moving & rotating selected elements using Manipulator
  • Snapshots
  • Fit all or fit selected
  • Show and hide parts of an object
  • Object browser with selection synchronization between browser and 3D view
  • Camera customization: perspective or orthographic
  • Object customization: various material and shadow settings, MSAA and resolution scaling
  • Environment customization: edit background (including Skybox), adding Ground element, lightmaps

Use Cases:

  • Create standalone solutions to view, analyze and share CAD models online
  • Enrich websites with interactive 3D viewing capabilities
  • Build 3D viewing capability into existing web-based solutions or applications
  • Customize 3D viewing parameters for specific use cases

Supported Web Browsers

  • Mozilla Firefox version 54 or newer
  • Google Chrome version 59 or newer
  • Microsoft Edge version 79 or newer
  • Opera version 43 or newer
  • Apple Safari version 15.6 or newer
  • Safari iOS version 15.2 or newer
  • Android Browser version 97 or newer
  • Google Chrome for Android version 97 or newer
  • Firefox for Android version 95 or newer
  • Opera Mobile version 64 or newer
  • Samsung Internet 7.2 or newer

Supported File Formats

  • glTF (Graphics Library Transmission Format) - standard format for sharing 3D data
  • Mesh file formats: OBJ, STL, VRML

Note: Support for native CAD formats is available as an extension under additional license. Contact Open CASCADE for more information.

Component page

https://occt3d.com/components/light-web-viewer-component/

Demo page

https://lwvdemo.opencascade.com/

Documentation

https://occt3d.com/doc/occviewer/3.0.354/index.html

Getting Full Components

This is a preview repository. For full component access:

  1. Visit occt3d.com/components
  2. Select required components
  3. Follow purchase process

Contact & Support

© OPEN CASCADE SAS