Changelog

[3.2.1] - 2025-11-12

Changed

Importer

  • Create Importer ScriptableObjects at the location of right-click and import Prefab next to it

Rule Engine / Toolbox

  • Improved rules processing time (especially with large models)
  • Add possibility to run each rule independently inside a RuleSet
  • Create Collider: prevent generating colliders on LODs
  • Filter Duplicated GameObjects: improve performances
  • Filter Duplicated GameObjects: parameters simplification
  • Bake Ambient Occlusion: improve ground incidence result
  • Randomize Transform: add space parameter

Misc

  • UV Tool: improve stability and performances
  • LOD Generator: change LOD strategy enum order
  • Add "Points" value to Statistics panel when points in the scene

Fixed

Importer

  • GLTF: crash at import
  • GLTF: issues with invalid/missing textures
  • Alias: avoid importing curves that are just a point
  • DGN: transparent colors import
  • USD: support visibility
  • DWG: missing occurrences
  • Missing skinned meshes at import
  • Error when importing with Nested Prefabs option
  • Importing as Scene sometimes creating a scene without any hierarchy
  • *.asm.x and *.prt.x extensions not listed in File Explorer
  • Cropped point clouds after import

Rule Engine / Toolbox

  • Bake Ambient Occlusion: not working with Skinned Mesh Renderers
  • Bake Ambient Occlusion: fix high memory consumption when generating ground incidence
  • Bake Ambient Occlusion: bent normal and ambient occlusion maps not saved when baked in Scene mode
  • Create Collider: remaining GameObjects when performing an Undo after the action
  • Create Collider: not deleting all previously generated colliders
  • Create Collider: errors when generating on Point Clouds
  • Replace By: instantiated GameObjects not keeping references to their Prefabs

Misc

  • Licensing client issues with non ASCII characters in usernames
  • LOD Generator: auto-threshold inconsistent results
  • UV Tool: switch scenes corruption
  • Statistics UI fields not expanding when having selection

[3.2.0] - 2025-09-26

Fixed

Importer

  • STEP: fix failure to import PMI from .stp files
  • FBX: fix .fbx import crashes on macOS
  • FBX: fix .fbx animation import
  • FBX: fix Shininess of Standard materials incorrectly imported
  • DWG: fix incorrect scale problem at import
  • DWG: fix failing import with CJK characters
  • Revit: fix over-importing "Mass Floor" geometry
  • Revit: fix potential infinite loop at import
  • Creo: fix error importing components with flexibility
  • USD: fix visibility interpretation mismatch
  • USD: fix a crash while importing files with malformed UVs
  • Fix metadata preservation when repairing instances at import
  • Fix null textures import
  • Fix Import Nested Prefabs warnings

Rule Engine / Toolbox

  • Fix numerical precision issue in GPU Baking
  • Fix errors when performing actions on single SkinnedMeshRenderer without its bone
  • Fix missing materials when perfoming Retopologize > Field Aligned
  • Fix UserParameters of type Array throwing exceptions
  • Fix Remove Holes singularizing meshes
  • Fix Switch Materials + Fill with materials in scene not working in Prefab Stage
  • Fix emissive maps baking
  • Fix Bake Materials action not working with meshes with Lines
  • Fix errors when deleting an opened ruleset while editor is closed
  • Fix toolbox icons appearing twice in 6.2 and newer

LOD Generator

  • Fix errors when generating LODs on Prefab selected in Project window

Added

Importer

  • Added support for the specified versions of the following formats:
    • Autodesk Inventor: 2026
    • CATIA V5: V5_6R2025
    • CATIA V5 [3DXML]: V5_6R2025
    • CATIA V6 [3DXML]: V5_6R2025
    • Creo: 12.4.0.0
    • NX-Unigraphics: NX2506
  • Wire: Added the import of Selection sets included in *.wire files (Alias) as a comma-separated list in a metadata field InSets, if applicable
  • Add multi-files import from the same folder

Rule Engine / Toolbox

  • Run Rule Engine in background threads
  • Add ambient occlusion baking in vertex colors
  • Add Bent Normal Map baking support
  • Add preview and auto-completion in filtering and SwitchMaterials actions
  • Add a Preserve Instance parameter
  • New Add Component action
  • New Filter on Component action
  • New Filter Duplicated GameObjects action
  • New Remove UVs action
  • New Normalize UVs action
  • New Repack UVs action
  • New Scale UVs To Real World Size action
  • New Copy UVs action
  • Improve billboards generation performances and support any type of materials
  • Add gizmo helpers to billboard action
  • Add custom widgets API for custom actions
  • Add a NativeProgress API for better progress reporting in custom actions

LOD Generator

  • Add auto-threshold compute to LODGenerator
  • Add parallax occlusion mapping in impostors
  • Add single frame option for impostors
  • Improve impostors maps packing

Misc

  • New UV Tool (Window > Rendering > UV Tool)

Changed

  • Change the preferences for Alias import from an .exe file to a .dll file
  • Update the sag value for the Maximum preset of the Mesh Quality setting
  • Dilate baked maps
  • Improve material conversion memory consumption
  • Improve conversion performances
  • Improve statistics panel performances

Documentation

  • New CustomWidget documentation
  • New gizmo drawing documentation
  • New NativeProgress documentation
  • Update Bake AO doc with latest improvements
  • Update "Edit Prefabs" documentation

[3.1.2] - 2025-06-25

Fixed

  • Fix 'Vertex Colors' debug view not working
  • Fix .rcs extension not listed in file explorer
  • Fix point cloud shader errors with OpenGL Core API
  • Fix UIToolkit/Overlay errors when using Toolbox
  • Fix exceptions when importing a file with empty textures
  • Fix 'NotImplementedException' when importing Point Cloud in 'Scene' mode

Changed

  • Boost Toolbox conversion performances
  • Rename product to "Asset Transformer Toolkit"

[3.1.1] - 2025-04-16

Fixed

  • Fix exception at initialization because of connection failure with Unity Licensing Client
  • Fix default point size in "Pixyz/Splats_limited" shader
  • DGN: fix broken meshes when importing .dgn

[3.1.0] - 2025-03-18

Added

Importer

  • SOLIDWORKS: support "Configurations" as Variants
  • CATIA: import original assembly file as metadata
  • Import models as Scenes for faster imports
  • New "Pixyz/Splats_limited" shader for macOS, WebGL and other platforms not supporting geometry shaders
  • "Pixyz/Splats_limited" shader automatically setup depending on Editor platform or build target

Rule Engine / Toolbox

  • New Bake Ambient Occlusion action
  • New "up-sampling" parameter in Retopologize
  • New "offset" parameter to BakeMaps with Retopologize
  • New "explode by unconnected meshes" parameter in ExplodeSubmeshes action
  • New AddEmptyChild action
  • New FilterOnActiveState action
  • Add possibility to override Custom Action color property in Rule Engine
  • Add warning when action input contains LODs
  • Add vertical dots menu to rules actions
  • Add warnings, errors, enabled status to RuleSet Inspector

LOD Generator

  • Tight meshes for impostors (instead of quads)
  • Add occlusion vertex weights to decimation

Misc

  • macOS support
  • Baking is now done on GPU by default (faster)
  • New "Baker" project settings
  • New "Save textures as PNGs" project settings
  • New VertexColor shader
  • Import paths are now serialized as relative paths, easier to use for collaboration
  • Add prefab selection to statistics panel
  • Add scene selection to contextual input (statistics, rule engine...)

Changed

  • Pixyz SDK 2025.1.0.2
  • Hide "local" parameter in MovePivot

Fixed

Importer

  • DGN: global stabilization
  • DGN: fix missing colors
  • REVIT: fix faces orientation
  • GLTF: fix crash when imported as PointCloud
  • GLTF: fix wrong alphaMode and cutoff material values
  • GLTF: fix point cloud color issues
  • GLTF: remove "SCENEROOT" tag
  • STEP: fix exceptions when importing .stp files with PMI
  • PARASOLID: fix duplicated faces at import
  • JT: fix missing coordinate system for JT v10
  • DWG: fix missing PersistentID
  • USDZ: fix crash when importing some .usdz files
  • Fix CAD faces orientation modification
  • Fix offseted instances after repairing instances
  • Fix importer background task cancellation
  • Remove e57, pts, ptx, rcp from ModelImporter (they remain in PointCloud importer)
  • Fix Point Cloud importer also importing triangles
  • Fix error when importing a point cloud and generating LODs
  • Fix custom tolerances failing to be retrieved at import
  • Fix nested prefabs import exception

Rule Engine / Toolbox

  • Decrease RepairMesh tolerance in ConformNormals action
  • Allow Merge action to run on prefab roots
  • Fix tangent computation in Merge action
  • Fix MergeByRegions exception
  • Fix RunRules action displaying a wrong warning
  • Fix unnecessary mesh duplication in CreateCollider
  • Fix MergeFinalLevel removing GameObjects with null materials
  • Fix MovePivot with empty target GameObject
  • Prevent Prefab Stage root GameObject modification in CenterToOrigin and SnapToGround
  • Fix Merge removing renderers when running on top assemblies
  • Fix FilterOnMaterial with negative constraints
  • Fix crash with RemoveOccluded and advanced parameter

LOD Generator

  • Fix impostor views precision issues on some frames
  • Fix blooming issues in URP
  • Fix LODgenerator background tasks not responding
  • Fix missing tangents in ProxyMesh source
  • Fix frozen UI when running multiple LODGenerators at the same time

Misc

  • Fix lines selection offset artifact in HDRP
  • Fix connecting lines being visible through rule blocks when rules are disabled
  • Fix toolbar error when switching screens
  • Open Statistics panel by default
  • Fix imposter shader compilation exception
  • Fix errors when decimating skinned meshes
  • Fix Rule dropdowns highlighting when clicked
  • Fix AnimationConverter string invariant culture parsing
  • Fix Statistics error when there is an unloaded scene
  • Fix slight mismatch in color baking output (URP)
  • Fix opacity baking in URP
  • Fix HDRP baking being too dark on models not having UVs
  • Fix heavy logs

Known issues

  • .fbx importer crash on macOS
  • "MergeByRegions" errors with instantiated prefabs in scenes

[3.0.6] - 2024-12-17

Fixed

Rule Engine

  • Fix serialization exceptions when referencing external assets (e.g in SwitchMaterials)

[3.0.5] - 2024-10-28

Added

  • PLY: add .ply to point cloud formats
  • DGN: handle units detection
  • E57: handle indexed data
  • LODGenerator documentation

Changed

  • Pixyz SDK 2024.2.2.2
  • Rename "Import CAD" to "Import Model"

Fixed

Importer

  • Fix material assignation when different materials on same mesh instances
  • Fix "Processing Rule Engine..." progress bar displayed even when no actions set in RuleSet
  • Fix asset double serialization exception when using some actions such as SetMaterial in importer rule set
  • Fix various tessellation issues
  • CreoView: fix missing formats (*.pvz) in import dialog
  • Navisworks: fix coordinate system detection
  • Revit: fix missing submeshes and geometries
  • Revit: fix broken/missing faces
  • DGN: fix crash when importing 3d curves
  • DGN: fix precision issues
  • DGN: fix color index check
  • DGN: fix missing geometries
  • DGN: fix wrong faces orientation
  • GLTF: fix missing renderers
  • STEP: fix PMI import crash
  • JT: fix import crash

Toolbox / Rule Engine

  • Fix UI events lost after running some actions preventing some parameters to appear correctly
  • Fix impostors and material baking memory leaks/locks with HDRP and DX12
  • Fix impostors top visual artifacts
  • Fix impostors empty output with skinned mesh renderers
  • Fix Decimate deleting and not re-generating tangents
  • Fix FilterOnMetadata not filtering out correctly with negative constraints
  • Fix SwitchMaterials error when filling materials with null mat
  • Fix SwitchMaterials helpers not getting materials from skinned mesh renderers
  • Fix MergeFinalLevel action not executed on empty leaf GameObjects
  • Fix BakeMaterials not working with skinned meshes
  • Fix BakeMaterials exception with input GameObjects having lines
  • Fix ConformNormals not fixing t-junctions

Misc

  • Fix draw modes not functional just after install
  • Fix compilation errors in 2023.1 and 2023.2
  • Fix "Learn More" broken link to documentation
  • Fix various icons and tooltips issues and improve overlay support for U6
  • Fix UV checker draw mode displaying ch.0 UVs when no UVs on ch.1
  • Fix Statistics not updated after re-importing a model with different parameters
  • Fix black output GPU baking in LOD Generator

Known issues

  • Package is tagged as "Not officially supported" in the Package Manager user interface but is actually supported

[3.0.3] - 2024-09-03

Added

  • Pixyz SDK 2024.2.0.58
  • Migration to new entitlement licensing system
  • New import workflows
  • Rule Engine UX revamp
  • Toolbox UX revamp
  • New LODGenerator tool
  • Add Statistics panel
  • New toolbox/rule engine actions:
    • Remove Holes
    • Bake Materials
    • Run LODGenerators
    • Conform Normals
    • Snap to Ground
    • Center to Origin
  • Debug draw modes
  • Run toolbox and importer on background threads
  • Animation import
  • PMI import
  • Variants import