KtoA 4.3.4.1 - Arnold for Katana
18 September 2024
KtoA 4.3.4.1 uses Arnold 7.3.4.1 and is a bug-fix release.
Installation
- Download the Arnold for Katana plugin
- Follow these installation instructions
Katana 4.5 and 5.0 compatibility
Katana 4.5v3 and 5.0v3 introduced a change that affects the Arnold USD plugins support in Katana. This release of KtoA supports those Katana versions or newer within their release series. Katana 4.5v1, 4.5v2, 5.0v1, and 5.0v2 are not supported by this KtoA release.
Bug Fixes
- ARNOLD-14289 - Crash when interactively removing operator nodes
- ARNOLD-15406 - [GPU] Uninitialized memory causing random crashes
- ARNOLD-15437 - open_pbr_surface was not supported in the Arnold MaterialX implementation
- ARNOLD-15445 - [GPU] Crash with multiple GPUs
- ARNOLD-15465 - Setting IOR to high values in OpenPBR causes NaNs
- usd#2090 - Fixed crashes when registering the TfNotice callback multiple times
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.
- x86-64 CPUs need to support the SSE4.1 instruction set.
- GPU rendering and Optix denoising work on Windows and Linux only, and require an NVIDIA GPU with the Maxwell architecture or later.
- On Linux, we recommend 535.104 or higher drivers.
- On Windows, we recommend 537.13 or higher drivers.
- Katana 4.5v3 or newer, Katana 5.0v3 or newer, Katana 6.0v1 or newer, Katana 6.5v1 or newer, or Katana 7.0v1 or newer.
- Intel OIDN GPU support is limited to:
- Windows
- Intel Xe dedicated and integrated GPUs
- NVIDIA GPUs using Turing or newer architectures
- AMD GPUs with RDNA2 (Navi 21 only) and RDNA3 (Navi 3x) architectures
- Windows