Houdini Main Changelogs

22.0.432

Fixed a bug in the Distance from Geometry SOP resulting in unexpected mask values when the second input contains no geometry.

yesterday
22.0.432

Fixed an issue where the Ramp Generator window would not open in the right place.

yesterday
22.0.432

Fixed an issue where the Pose Library's info window does not appear.

yesterday
22.0.432

Fixed an issue where some Bake Options dialogs would not open in the right place.

yesterday
22.0.432

Fixed an issue in the Ramp Gallery where using it to apply ramp presets would not propagate the change across multiple selected nodes.

yesterday
22.0.432

Fixed an issue with a tablet pen where RMB menus were lost when the pointer drifted between press and release. Added a preference to adjust the drag tolerance.

yesterday
22.0.432

Fixed a bug which could cause a hou.ApexNode to suddenly reference a different node after its associated graph has been edited in the apex network editor.

yesterday
22.0.432

Fixed bug in the new UI where highlighted adjacent lines in the textport had a 1 pixel gap.

yesterday
22.0.432

Fixed incorrect parameters set on a camera object when it has an input object with a transform.

yesterday
22.0.432

COP SDF Shape:

  • Fixed transform controls for Fishscale and Octagon Dot shapes.
  • Added warning when Shear transform is used as it does not preserve Euclidean distance.
yesterday
22.0.432

Fixed a bug on the IKFK switch button on the IKFKBlend autorig component, where it didnt match the ik to the fk when switching.

yesterday
22.0.432

Fixed broken Time Scale parameter link inside the pop-solver for Pyro Muzzle Flash shelf tool.

yesterday
22.0.432

Updated icon for Bullet Hits shelf tool on SOP Pyro FX shelf.

yesterday
22.0.431

Fixed a bug in the APEX Script Sop in which changing the application version parm did not update the header parm without first toggling the parm on and off.

Wed. September 2, 2026
22.0.431

Fixed a bug in the new UI where tooltips were not being shown for threading info in the Performance Monitor.

Wed. September 2, 2026
22.0.431

Fixed a regression in the Flipbook ROP that would cause a crash on machines without an Xserver.

Wed. September 2, 2026
22.0.431

Modify Paint 3D's output geometry to set display attributes so that it respects the viewport pixel filtering display option.

Wed. September 2, 2026
22.0.431

Fixed an issue where the SHFS directory chooser button would spawn multiple file chooser dialogs.

Wed. September 2, 2026
22.0.431

Fixed a crash that could occur when processing vector image layers (from Copernicus) as volumes in SOPs.

Wed. September 2, 2026
22.0.431

Added apex node Atan2::2.0 which has the correct signature atan2(y,x). The original node has accidentally swapped the port names of "x" and "y", but it must remain for backwards compatibility.

New apex script nodes will automatically use the new Atan2::2.0.

Wed. September 2, 2026
22.0.431
  • Expose 2D Paint Mode and Mask Visualization as toggles in the viewport context menu as opposed to action buttons, which they were previously, in order to show their current binary state.
  • Fix the Sample tool throwing a Python error when it is used without any PaintLayers stored on the node (just the virtual canvas layer).
Wed. September 2, 2026
22.0.431

In the APEX Animate State, fixed an issue where the view to camera, ie. locking the camera in the viewport through the lock camera button, would apply the wrong transform if the camera coming into the APEX scene add camera sop had a non identity transform.

Wed. September 2, 2026
21.0.827

Prevent lightmixer from collapsing the collection sliders when parms are changed. Prevent sliders from stuttering the first time you move them. Fix colour editing from slider view.

Wed. September 2, 2026
22.0.431

Fixed bug where DOP Pyro shelf tools would fail to create in Stage context.

Wed. September 2, 2026
22.0.430

Fixed an OpenCL kernel compilation error in the Vellum Solver when double-precision position values were used.

Tue. September 1, 2026