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7.3.2.1 - Arnold User Guide

19 June 2024

This is a bug-fix release. For the full list of features in Arnold 7.3.2, see the Arnold 7.3.2.0 release notes.

Bug Fixes

  • ARNOLD-14365 - Fix AiNodeGetMatrix to return node matrix instead of identity after node initialization in batch renders

  • ARNOLD-14779 - AtProfiledLockable not compiling on Windows in newer MSVC due to Mutex::native_handle_type

  • ARNOLD-14893 - [GPU] 4MB GPU memory leak per frame

  • ARNOLD-15041 - Arnold does not run on Linux distros with glibc 2.39 (RHEL 9.4)

  • ARNOLD-15048 - Fix OIDN dll name clash with DCCs by renaming OIDN libraries

  • ARNOLD-15060 - Arnold should not catch C++ exceptions it did not generate

  • ARNOLD-15087 - uv_projection shader uses corrupt UVs for evaluating its default_color shader

  • ARNOLD-15121 - [GPU] crash when CUDA error has no message

  • ARNOLD-15122 - Crash destroying a light that is part of a light group

  • ARNOLD-15136 - Random hang when parallel initializing scene

  • ARNOLD-15169 - Crash when modifying a child node from procedural_update

  • usd#1923 - Fix instance primvar indices with multiple prototypes

  • usd#1929 - Ensure subdiv_iterations is not set unnecessarily during procedural updates

  • usd#1932 - Fix a crash when the number of elements in a primvar is not equal to the number of points

System Requirements

  • Windows 10 or later, with the Visual Studio 2019 redistributable.
  • Linux with at least glibc 2.17 and libstdc++ 4.8.5 (gcc 4.8.5). This is equivalent to RHEL/CentOS 7.
  • macOS 10.13 or later.
  • x86-64 CPUs need to support the SSE4.1 instruction set. Apple Mac models with M series chips are natively supported.
  • GPU rendering and Optix denoising work on Windows and Linux only, and require an NVIDIA GPU with the Maxwell architecture or later.
  • Intel OIDN GPU support is limited to:
    • Intel Xe dedicated and integrated GPUs
    • NVIDIA GPUs using Turing or newer architectures

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