New glTF extensions support refraction, color attenuation, and volumetric properties.
The Khronos Group has announced the public release of the latest set of Physically Based Rendering (PBR) material extensions for the Khronos glTF 3D asset format. The new extensions enable material properties such as refraction, color attenuation, and volumetric properties to be used by diverse renderers from real-time rasterization to production-class path-tracing.
Three new PBR material extensions for IOR, specularity, and volume properties:
These extensions allow a wider range of scenes and objects to be represented realistically as 3D assets. For example, they enable artists to create more beautifully lit virtual photoshoots of products for e-commerce.
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