Changes in this release

• Update to latest ANARI SDK v0.9.0
• RTX device improvements:
  • Added new faceVarying attribute extension for triangle geometry (VISRTX_TRIANGLE_FACE_VARYING_ATTRIBUTES)
  • Added support for uniform geometry attributes for all geometry subtypes (VISRTX_UNIFORM_ATTRIBUTES)
  • Added support for KHR_FRAME_COMPLETION_CALLBACK
  • Added support depth of field parameters on perspective cameras
  • Added progressive shadow/AO attenuation for objects with transparent
  • Added basic support for metallic and roughness parameters on the physicallyBased material
  • Removed dependency on bin2c for embedding OptiX PTX
  • Added experimental support for triangle back face culling as a renderer and/or geometry parameter
  • Fixed incorrect parameter name used for the spatial field on transferFunction1D volumes (field -> value)
  • Fixed crash when OptiX fails to initialize successfully
• GL device improvements:
  • Fixed bugs when building + running on Windows
  • Fixed bug where back face culling potentially caused nothing to be drawn
• Allow older versions of CMake (new minimum is 3.17)

Full Changelog: v0.7.1...v0.8.0