Main features

• Transparent WebGL 1.0/ WebGL 2.0 support
• Complete scene graph with lights, cameras, materials, meshes, animations, audio & actions
• Native collisions engine
• Easy to use full featured viewer
• Physics engine (thanks to oimo.js & cannon.js
• Scene picking
• Supports left and right handed systems
• Antialiasing
• Animations engine
• Particles (both CPU and GPU) & Solid Particles Systems
• Sprites and 2D layers
• Complete audio engine based on Web Audio
• Hardware accelerated GUI
• Behaviors

Works on all WebGL platforms via a specific modern shader architecture and native touch support: IE11/MS Edge, Chrome, Firefox, Opera, Safari, iOS (iPad/iPhone), Android, Windows Phone 8.1/Mobile 10, Firefox OS, Xbox One

Optimizations

• Frustum clipping
• Sub-meshes clipping
• Hardware scaling
• Occlusion queries
• Selection octrees
• Offline mode (Assets saved in IndexedDB)
• Incremental loading
• Binary compressed format
• Hardware accelerated instances
• Automatic scene optimizer
• LOD (Level Of Details)
• Collisions on Web Workers
• Meshes merging

Shaders / Rendering

• Physically Based Rendering (PBR)


• Standard material is a per pixel material that supports:
  • Diffuse lightning and texture
  • Ambient lightning and texture
  • Specular lightning
  • Opacity texture
  • Reflection texture (Spheric, planar, cubic, projection and equirectangular)
  • Mirror texture
  • Emissive texture
  • Specular texture
  • Bump texture
  • Lightmap texture
  • Unlimited lights (points, directionals, spots, hemispherics)
  • Light texture projection)
  • Custom materials
  • Custom shaders
  • Skybox
  • Vertex color
  • Up to 8 bones per vertex
  • Morphing
  • Fresnel term for diffuse, opacity, emissive and reflection


• Procedural textures library
• Materials library

Special FX

• Fog
• Alpha blending
• Alpha testing
• Billboarding
• Fullscreen mode
• Shadow Maps and Exponentatial Shadow Maps (including soft shadows with PCF and PCSS)
• Rendering layers
• Post-processes (blur, refraction, black'n'white, color correction, fxaa, SSAO (including WebGL2 version), God Rays (VLS), HDR, DOF (Depth Of Field), tonemapping, sharpen, grain Image processing, customs...)
• Lens flares
• Reflection Probes
• Multi-views
• Edges renderer
• Highlights rendering
• Glow layer

Textures

• Render target textures
• Dynamic textures (2D canvas)
• Video textures (including from webcam)
• Compressed (DDS, KTX) textures & TGA

Cameras

• Universal camera (keyboard/touch/gamepad)
• Arc rotate camera
• Free camera
• Touch camera
• Virtual Joysticks camera
• Gamepad camera
• VR Device Oriention camera for Cardboard
• WebVR camera VR Experience Helper WebVR video dome
• Anaglyph camera
• Follow camera

Meshes

• Mesh cloning
• Dynamic meshes
• Height maps
• Bones
• Constructive Solid Geometries
• Parametric shapes (Ribbon, tubes, etc.)
• Morph targets

Exporters & Tooling

• Exporters for OBJ & glTF
• Importers for glTF, STL & OBJ
• Support for drag'n'drop
• Debug layer
• Assets manager
• Actions Builder