7.4.1.1
6 May 2025
This is a bug-fix release. For the full list of features in Arnold 7.4.1, see the Arnold 7.4.1.0 release notes.
Bug Fixes
- ARNOLD-16006 - Adding Cryptomatte causes Opacity AOV to be black
- ARNOLD-16044 - [GPU] IPR crash when modifying a shape's parameter
- ARNOLD-16116 - Render report fixes and cleanups
- ARNOLD-16155 - Emission cone is too narrow for IES lights in Global Light Sampling
- ARNOLD-16178 - [MaterialX] Interactive edits to published node graphs are ignored
- ARNOLD-16181 - Performance regression in initialization of instanced procedurals
- ARNOLD-16184 - Crash when
options.outputs is set to a null array pointer
- ARNOLD-16187 - Change default for
procedural_instancing_optimization from exhaustive to conservative
- ARNOLD-16214 - Procedural bounding box not correctly recalculated after adding nodes in
procedural_update
- ARNOLD-16247 - Crash when using
AiProceduralExpand without a render session
- usd#2269 - Fix lost shader connections when the Hydra procedural was updated (mtoa)
- usd#2268 - Re-enable instancer motion blur on the first rendered frame by recomputing the transform matrices when the shutter is updated
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 11 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:
- MacOS
- Apple native CPUs (M1 and newer)
- 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