What's new

Build Improvements

• Upgraded to Embree 4.1.0
• Upgraded to jsoncpp 1.9.5

Features

• Added telemetry overlay functionality
• Added GPU mode for denoising via OpenImageDenoise
• XPU mode becomes the auto and default rendering modes
• Further improvements to rdl2_print

Bug Fixes

• Fixed frame locked noise on volumes
• Fixed data rate for user data with identical counts
• Fixed handling of missing materials for DwaLayerMaterial
• Fixed extremely slow processing of large meshes with ngons
• Fixed redundant log messages
• Fixed ImageMap crash when updating delta file
• Fixed compilation errors, logging issues, and threaded logging crash with new shader logging framework
• Fixed NVidia driver version check & requirement
• Fixed alpha channel in volume passes with presence on cutouts
• Fixed xpu fallback behavior
• Fixed fallback logic for refractive cryptomattes in vector mode
• Fixed CombineLightFilter bug causing crash
• Fixed CookieLightFilter vector, debug mode bug
• Fixed hair and hair diffuse lobe labels
• Fixed occasional black pixels caused by out-of-range density attribute on LightFilters
• Fixed addition of explicit attributes for unassigned parts
• Fixed crash in vector mode caused by ray termination lights
• Fixed data rate on UserData based on set USD interpolation
• Fixed delta slowdown due to inefficient log outputs
• Fixed per part user data when only the mesh name is specified
• Fixed expected component count for varying rate primitive attributes on RdlMeshGeometry
• Fixed visibility aov
• Multi-machine rendering: Fixed packTiles codec when decoding an empty image
• Multi-machine rendering: Fixed progressiveFrame logic when decoding an empty image block
• Miscellaneous build fixes

Other

• Improved comments for LightSet and ShadowSet attributes
• Improved comments for ImageMap
• Added further scene variable documentation
• Multi-machine rendering: Added new Morton_shiftflip tile scheduler
• Multi-machine rendering: Added dynamic checkpoint interval adjusting logic for multi-machine configuration
• Added robust snapshotDelta unitTest
• Removed incomplete/unsupported multiple camera support