Changelog

[1.0.0] - 2025-12-10

Added

• Initial release of USD Light Field schemas

• ParticleField base prim type

• ParticleField3DGaussianSplat concrete prim type for 3D Gaussian Splats

• Position, orientation, scale, and opacity attribute APIs

• Kernel definition APIs (Gaussian ellipsoid, Gaussian surflet, constant surflet)

• Radiance definition APIs (spherical harmonics, spherical beta)

• Base APIs for extensibility (PositionBaseAPI, KernelBaseAPI, RadianceBaseAPI)

• Comprehensive test suite for schema registration and usage