Issues

• Math: FindClosestPoints on segments and rays returns points that are not closest

  PixarAnimationStudios/OpenUSD#4311 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• Physics: Joint limits set on only one side or one cone axis are dropped

  PixarAnimationStudios/OpenUSD#4310 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• Physics: Colliders lose physics materials bound on a parent prim

  PixarAnimationStudios/OpenUSD#4309 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• Physics: Merged collision groups apply filters depending on prim order

  PixarAnimationStudios/OpenUSD#4308 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• Composition: FlattenLayerStack ignores sublayer time offsets on splines

  PixarAnimationStudios/OpenUSD#4307 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• Splines: Flattening a stage with spline value clips can change the animation

  PixarAnimationStudios/OpenUSD#4306 · Filter by author dvasquezlopez opened on Oct 23, 2026
  1

• UsdPhysics Python bindings for UsdPhysicsLoadStageFromPrimRange and UsdPhysicsCustomTokens keep the C++ library prefix

  PixarAnimationStudios/OpenUSD#4304 · Filter by author andrewkaufman opened on Oct 23, 2026
  1

• PointInstancer prototypes under a class prim are not drawn (Hydra 2.0)

  PixarAnimationStudios/OpenUSD#4301 · Filter by author charlesfleche opened on Oct 22, 2026
  1

• UsdSkel imaging crash with invalid blendShapes arrays

  PixarAnimationStudios/OpenUSD#4296 · Filter by author cameronwhite opened on Oct 16, 2026
  1

• Performance regression in Pcp (_IsAncestorIndexInstanceable) for large numbers of instanced prims in a changeblock

  PixarAnimationStudios/OpenUSD#4293 · Filter by author robp-sidefx opened on Oct 16, 2026
  2

• PXR_ENABLE_OSL_SUPPORT=ON fails with PXR_BUILD_IMAGING=OFF

  PixarAnimationStudios/OpenUSD#4288 · Filter by author nvmkuruc opened on Oct 15, 2026
  1

• Render pass prims don't provide namespaced (renderer-specific) settings to Hydra

  PixarAnimationStudios/OpenUSD#4286 · Filter by author robp-sidefx opened on Oct 15, 2026
  1

• Should pxr_build_test_library be skipped when PXR_BUILD_TESTS is disabled?

  PixarAnimationStudios/OpenUSD#4283 · Filter by author nvmkuruc opened on Oct 15, 2026
  1

• USD 26.08 Crash on exit when using debug builds of Python - python313_d!_Py_DECREF_DecRefTotal

  PixarAnimationStudios/OpenUSD#4279 · Filter by author LazyDodo opened on Oct 14, 2026
  1

• Tf: os.add_dll_directory() loop runs once per USD import

  PixarAnimationStudios/OpenUSD#4276 · Filter by author pkilgo-blz opened on Oct 10, 2026
  1

• UsdPhysicsLoadStageFromPrimRange omits the body of a single-body articulation

  PixarAnimationStudios/OpenUSD#4275 · Filter by author NeoZng opened on Oct 9, 2026
  1

• USDC array deduplication loses the sign of zero

  PixarAnimationStudios/OpenUSD#4274 · Filter by author syoyo opened on Oct 8, 2026
  2

• Hgi::CreateResourceBindings() coding error is creating issues

  PixarAnimationStudios/OpenUSD#4273 · Filter by author DuncanHopkinsFoundry opened on Oct 8, 2026
  1

• Coordinate system isn't restored when its target is deactivated and reactivated

  PixarAnimationStudios/OpenUSD#4268 · Filter by author robp-sidefx opened on Oct 5, 2026
  1

• hdPrman keeps using a removed coordinate system

  PixarAnimationStudios/OpenUSD#4267 · Filter by author robp-sidefx opened on Oct 5, 2026
  1

• Live edits can make the renderer lose a coordinate system (via HdsiCoordSysPrimSceneIndex)

  PixarAnimationStudios/OpenUSD#4264 · Filter by author robp-sidefx opened on Oct 2, 2026
  1

• coordSysBinding is not propagated to native-instance prototypes

  PixarAnimationStudios/OpenUSD#4263 · Filter by author robp-sidefx opened on Oct 2, 2026
  1

• ComputeBoundMaterials returns another stage's material for matching prim paths

  PixarAnimationStudios/OpenUSD#4249 · Filter by author dvasquezlopez opened on Sep 28, 2026
  3

• Sphere-point collisions reject constant-interpolation widths

  PixarAnimationStudios/OpenUSD#4247 · Filter by author dvasquezlopez opened on Sep 25, 2026
  4

• ComputeMassProperties includes colliders rejected by the mass callback

  PixarAnimationStudios/OpenUSD#4246 · Filter by author dvasquezlopez opened on Sep 25, 2026
  2