4.1 Builds | Notion

Here are all updates, patches, bug fixes, and build info.

1.1.032 (Beta)

Fixed a bug with wind that caused it to not work even when enabled. There was a missing parameter so values were not being set wth user values.
Moving to a new more performant volume sample function. Advection is ~1.8x faster. Solver is ~1.11x faster overall.
Adding a new Modified MacCormack advection mode. It is less precise, but faster than normal MacCormack.
Various PCG's optimizations now makes operations such as project non divergent 1.5x faster when using PCG mode.
Many other low level optimizations for things like memory copies, voxel neighbor lookups, local memory caching, etc.
Supports Houdini 20.0.896, 20.5.684, 21.0.700, 21.0.729, & 22.0.368 on Windows, macOS, & Linux.
Cuda Version 12.2, Linux Driver 525.60.13+, Windows Driver 525.41+
Released 17 July 2026, expires on 17 August 2026
Download 1.1.032

Fix for license path issue that could cause crashes when the solver tried to fetch a node-locked license.
Fixed a race condition in the project-non-divergent’s collision pre-conditioner that could have caused a non-deterministic result.
Supports Houdini 20.0.896, 20.5.684, 21.0.671, 21.0.700, & 21.0.729 on Windows, macOS, & Linux.
Cuda Version 12.2, Linux Driver 525.60.13+, Windows Driver 525.41+
Released 15 June 2026, expires on 15 July 2026
Expired