Houdini Main Changelogs

21.0.701

Fixed bugs editing sticky note text containing newlines.

昨日
20.0.1421

Added environment variable KARMA_ALBEDO_AOV_DIFFUSE which can be set to 1 to force built-in albedo AOV to output albedo of just diffuse BSDF components instead of every BSDF.

昨日
21.0.701

Fixed a bug in Poly Extrude 2.0 SOP where the "Copy Edge Group" toggle was having no effect.

昨日
21.0.701

Fixed a bug in Poly Extrude 2.0 SOP where the "Copy Edge Group" toggle was having no effect.

昨日
21.0.700

Removed dead code from PCG files.

火. 4月 28, 2026
21.0.700

Fixed an issue where baked objects could be deleted if baking a landscape.

火. 4月 28, 2026
21.0.700

Fixes geometry light emission evaluation when kma_roundededge shader is wired in. Previously the kma_roundededge shader was not invoked on emission evaluation for geometry light.

火. 4月 28, 2026
21.0.699

Folder parameters no longer expanded by default.

月. 4月 27, 2026
21.0.699

Removed input merge ndoes when HDA is deleted.

月. 4月 27, 2026
21.0.699

Fixed an issue with the Python Script TOP always copying input files to outputs files during the cook stage, even when the node itself is set to evaluate during the work item generation stage.

月. 4月 27, 2026
21.0.699

Additional fix to the bug (from 21.0.693) where an instance that's very close to camera may be incorrectly determined to be offscreen and passed over for best candidate for dicing.

月. 4月 27, 2026
21.0.696

Fix undo regressions introduced from 22.0.288 due to the introduction of HOUDINI_UNDO_IDLE_TIMEOUT.

金. 4月 24, 2026
20.5.943

Added a Cache Current Frame Only caching mode to the SOP Crowd Import LOP

木. 4月 23, 2026
21.0.695

Added a Cache Current Frame Only caching mode to the SOP Crowd Import LOP

木. 4月 23, 2026
21.0.695

Fixed a bug in the APEX Animate state where removing a constraint would cause the scene to freeze up if the constraint was not animated on every layer.

木. 4月 23, 2026
21.0.695

Fixed a bug where Live Render LOPs inside subnetworks could cause Houdini to crash.

木. 4月 23, 2026
21.0.694

The Vellum and Otis solvers now handle negative frame numbers without a slowdown from rebuilding internal collision detection data structures.

水. 4月 22, 2026
20.5.942

Fixed a bug where meshes could flicker in the viewport, when being drawn with a color visualizer

水. 4月 22, 2026
21.0.694

Fixed a bug where meshes could flicker in the viewport, when being drawn with a color visualizer

水. 4月 22, 2026
20.5.942

Fixed a bug where per-vertex decorations wouldn't be drawn

水. 4月 22, 2026
21.0.694

Fixed a bug where per-vertex decorations wouldn't be drawn

水. 4月 22, 2026
21.0.694

Fix crashes when using the Bake/Reduce channels dialog.

水. 4月 22, 2026
20.5.942

Fix crash that could occur when applying a detail Cd attribute to instanced prims

水. 4月 22, 2026
21.0.694

XPU: Fixed Time Offset Map effect in Physical Lens Shader. Previously the effect was completely ignored due to applying time offset incorrectly.

水. 4月 22, 2026
21.0.694

Backported USD fix for rare issue with Windows disk access.

水. 4月 22, 2026