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SolverMuJoCo: Expand geom_margin to avoid OOB read with heterogeneous worlds#1607

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camevor:mj-expand-margin
Feb 11, 2026
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SolverMuJoCo: Expand geom_margin to avoid OOB read with heterogeneous worlds#1607
adenzler-nvidia merged 1 commit into
newton-physics:mainfrom
camevor:mj-expand-margin

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@camevor

@camevor camevor commented Feb 11, 2026

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Description

geom_margin is currently not being expanded, resulting in an OOB read in the contact_params func.
This change expands the field, avoiding the corrupt read, without exposing the attribute until this is mapped onto a Newton concept.

Newton Migration Guide

Please ensure the migration guide for warp.sim users is up-to-date with the changes made in this PR.

  • The migration guide in docs/migration.rst is up-to date

Before your PR is "Ready for review"

  • Necessary tests have been added and new examples are tested (see newton/tests/test_examples.py)
  • Documentation is up-to-date
  • Code passes formatting and linting checks with pre-commit run -a

Summary by CodeRabbit

  • Bug Fixes
    • Enhanced physics simulation world management by ensuring the geom_margin attribute is now properly synchronized across multiple world instances. This update improves consistency in collision margin behavior when replicating physics environments.

@camevor camevor self-assigned this Feb 11, 2026
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coderabbitai Bot commented Feb 11, 2026

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📝 Walkthrough

Walkthrough

This PR enables expansion of the MuJoCo "geom_margin" field in the expand_model_fields configuration within the MuJoCo solver module. This field was previously excluded from per-world replication behavior and is now included in the expansion list.

Changes

Cohort / File(s) Summary
MuJoCo Field Expansion
newton/_src/solvers/mujoco/solver_mujoco.py
Added "geom_margin" to the expand_model_fields configuration to enable per-world replication of this MuJoCo geometry attribute.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Possibly related PRs

Suggested reviewers

  • adenzler-nvidia
  • vreutskyy
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Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title check ✅ Passed The title accurately and specifically describes the main change: expanding the geom_margin field to resolve an OOB read issue in heterogeneous worlds, which matches the core objective of the pull request.

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.

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@adenzler-nvidia adenzler-nvidia added this pull request to the merge queue Feb 11, 2026
Merged via the queue into newton-physics:main with commit 3af9c06 Feb 11, 2026
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dylanturpin pushed a commit to dylanturpin/newton-collab that referenced this pull request Feb 13, 2026
vastsoun added a commit to vastsoun/newton that referenced this pull request Mar 3, 2026
* [Warp Raytrace] Added device parameter (newton-physics#1544)

* [Warp Raytrace] Added device parameter to previously overlooked call (newton-physics#1545)

* SolverMuJoCo: Fix tolerance clamping in update_solver_options_kernel (newton-physics#1546)

* Change default shape_ke to align with MuJoCo, parse geom solref from MJCF for contact stiffness/damping (newton-physics#1491)

Signed-off-by: Alain Denzler <adenzler@nvidia.com>

* Fix log_shapes broadcasting for length-1 warp arrays (newton-physics#1550)

* Fix XPBD restitution particle index (newton-physics#1557)

* Out-of-Bound memory read in example_diffsim_bear newton-physics#1386 (newton-physics#1533)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add versioned documentation deployment to GitHub Pages (newton-physics#1560)

* Fix broken documentation links after versioned docs deployment (newton-physics#1566)

* VBD New Features (newton-physics#1479)

Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>

* Add banners to membership verification workflow steps (newton-physics#1569)

* Support cable junctions (newton-physics#1519)

Signed-off-by: JC <jumyungc@nvidia.com>

* Rename parameter I to inertia newton-physics#1543 (newton-physics#1551)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix example_robot_anymal_c_walk.py (newton-physics#1574)

* Change everywhere linesearch to iterative (newton-physics#1573)

* Remove standard collision pipeline (newton-physics#1538)

* USD Plumbing MJC solver attributes through resolver and custom attribute framework (newton-physics#1463)

Signed-off-by: Milad Rakhsha <mrakhsha@nvidia.com>
Signed-off-by: Milad-Rakhsha-NV <167464435+Milad-Rakhsha-NV@users.noreply.github.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Co-authored-by: adenzler-nvidia <adenzler@nvidia.com>

* Fix child shape filtering (newton-physics#1559)

* Fix ViewerRerun ignoring hidden parameter in log_mesh and log_instances (newton-physics#1555)

* Make NxN and SAP broad phase respect filtered pairs (newton-physics#1554)

* Add --quiet flag to examples to suppress Warp messages (newton-physics#1585)

* Defer resolution of MESH_MAXHULLVERT default in importers (newton-physics#1587)

* Fix TypeError when finalizing SDF geometry with device kwarg (newton-physics#1586)

* Make MESH_MAXHULLVERT a static class attribute Mesh.MAX_HULL_VERTICES. (newton-physics#1598)

* Significant non-determinism in unified collision pipeline for anymal_c_walking example newton-physics#1505 (newton-physics#1588)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add test for non-contiguous case (newton-physics#1549)

* Fix nightly Warp CI to resolve pre-release builds (newton-physics#1606)

* Verify default class and value handling (newton-physics#1556)

* SolverMuJoCo: Expand geom_margin to avoid OOB read with heterogeneous worlds (newton-physics#1607)

* Fix bug in control clear method (newton-physics#1602)

* Enable Use of Newton IK in Lab newton-physics#662 (newton-physics#1539)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix import  of non-articulated joints (newton-physics#1535)

* Deduplicate _process_joint_custom_attributes frequency handling (newton-physics#1584)

* Add CI check for stale API docs and fix local build warnings (newton-physics#1570)

* Update Pillow 12.0.0 to 12.1.1 (newton-physics#1612)

* Prepare handling of mimic constraints in Newton (newton-physics#1523)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Support floating,  base_joint and parent_body arguments for importers (newton-physics#1498)

* Fix contact buffer memory overestimation (newton-physics#1614)

* Configure banned-module-level-imports for ruff (newton-physics#1583)

* Explicit `Contacts` instantiation with `Model.contacts()` and `CollisionPipeline.contacts()` (newton-physics#1445)

* Fix the quadruped benchmark regression (newton-physics#1615)

* Change default ignore_inertial_definitions from True to False (newton-physics#1537)

* Finalize the Recording API (newton-physics#1600)

* SolverMuJoCo: Fix ccd_iterations default (newton-physics#1631)

* update gitignore to ignore Claude Code sandbox files (newton-physics#1628)

* Add mimic joint support to SolverMuJoCo (newton-physics#1627)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add --no-cache-clear flag to test runner (newton-physics#1629)

* Update MuJoCo and MuJoCo Warp to 3.5.0 release (newton-physics#1633)

* Improve inertia parsing from USD (newton-physics#1605)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>
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* Remove standalone .typos.toml in favor of pyproject.toml config (newton-physics#1642)

* Heightfield support newton-physics#1189 (newton-physics#1547)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Example_robot_policy: Replace ValueError with clean error for missing PhysX policy (newton-physics#1636)

Co-authored-by: Viktor Reutskyy <33062116+vreutskyy@users.noreply.github.com>

* Avoid unnecessary inflation of the contact reduction voxel aabb (newton-physics#1650)

* Rename num_worlds to world_count (newton-physics#1634)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Support parsing autolimits from MJCF (newton-physics#1651)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix particle-shape restitution ignoring body velocity (newton-physics#1273) (newton-physics#1580)

* Add overflow warnings for narrow-phase collision buffers (newton-physics#1643)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Documentation: add units to model/state docstrings (newton-physics#1649)

* fix(viewer): add missing JointType.BALL support to contact line kernel (newton-physics#1640)

* Make terrain mesh visual-only in anymal C walking example (newton-physics#1660)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Fix initialization of collider state in MPM finite difference mode (newton-physics#1652)

* docs: document ModelBuilder.default_shape_cfg (newton-physics#1662)

* Finalize the collision API (newton-physics#1581)

* Remove hardcoded subnet ID from AWS workflow (newton-physics#1664)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Attempt to fix AWS config (newton-physics#1666)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Update AWS workflows to g7e.2xlarge with multi-AZ failover (newton-physics#1669)

* fix(viewer-usd): disambiguate log_points colors for N=3 warp arrays (newton-physics#1661)

* Viewer gl optimizations (newton-physics#1656)

Signed-off-by: Miles Macklin <mmacklin@nvidia.com>
Signed-off-by: Eric Heiden <eheiden@nvidia.com>
Co-authored-by: Eric Heiden <eheiden@nvidia.com>

* docs: add articulation workflow guidance and regression check (newton-physics#1663)

* fix(examples): propagate IK solution to model state in Franka example (newton-physics#1637)

* fix(deps,docs): bump nbconvert to 7.17.0 and fix ArticulationView doctest (newton-physics#1670)

* Cleanup and improve some example (newton-physics#1625)

Signed-off-by: adenzler-nvidia <adenzler@nvidia.com>
Co-authored-by: adenzler-nvidia <adenzler@nvidia.com>

* Handle zero-mass bodies and flip ensure_nonstatic_links default (newton-physics#1635)

* Additional testing for ArticulationView (newton-physics#1527)

Co-authored-by: Eric Heiden <eheiden@nvidia.com>

* Update warp-lang nightly to 1.12.0.dev20260217 (newton-physics#1677)

* Change default friction coefficients to match MuJoCo (newton-physics#1681)

* Refactor mesh creation functions (newton-physics#1654)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Parse joint frictionloss from MJCF (newton-physics#1680)

* Fix free joint body_pos and add ref/qpos0 support for MuJoCo solver (newton-physics#1645)

* Fix root shapes in ArticulationView with fixed base (newton-physics#1639)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Co-authored-by: Eric Heiden <eric-heiden@outlook.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Use model collision methods and remove `create_collision_pipeline` from examples (newton-physics#1648)

Co-authored-by: nvtw <110816143+nvtw@users.noreply.github.com>

* Fix XPBD apply_joint_forces ignoring child joint transform (newton-physics#1582)

* Adjust SDF API (newton-physics#1644)

Co-authored-by: Eric Heiden <eheiden@nvidia.com>

* Optimize test suite runtime (~18% faster) (newton-physics#1689)

* Remove ensure_nonstatic_links option from importers (newton-physics#1682)

Signed-off-by: adenzler-nvidia <adenzler@nvidia.com>

* SolverMuJoCo: Add geom_margin support, align thickness default with MuJoCo and schemas (newton-physics#1653)

* refactor: privatize non-public solver internals (newton-physics#1683)

* Fix option parsing with multiple <option> elements from includes (newton-physics#1692)

* Bump warp-lang nightly and newton-usd-schemas (newton-physics#1693)

* Get rid of tkinter dependency (newton-physics#1676)

* Fix SDF example contact buffer overflow (newton-physics#1695)

* Fix implicit biastype for position/velocity actuator shortcuts (newton-physics#1678)

* Fix include processor to respect meshdir/texturedir (newton-physics#1685)

* Reduce cold-cache Warp compile time for geometry modules (newton-physics#1618)

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: adenzler-nvidia <adenzler@nvidia.com>

* Fix xyzw-to-wxyz quaternion conversion in body inertia kernel (newton-physics#1694)

* Rename key to label and add hierarchical labels (newton-physics#1592) (newton-physics#1632)

* Expose geometry SDF helpers on public API (newton-physics#1684)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Improve custom frequency handling from USD, parse MuJoCo actuators and tendons (newton-physics#1510)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Signed-off-by: Eric Heiden <eheiden@nvidia.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Collapse fixed joints with non articulated bodies (newton-physics#1608)

* Fix renaming joint_key -> joint_label (newton-physics#1700)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Bump .python-version from 3.11 to 3.12 (newton-physics#1702)

* Replace CITATION.md with CITATION.cff (newton-physics#1706)

* Respect MJCF contype=conaffinity=0 via collision_group=0 (newton-physics#1703)

* Make ViewerUSD reuse existing USD layers for the same output path (newton-physics#1704)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>
Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Remove dead up-axis conversion from MuJoCo solver (newton-physics#1707)

* Skip IK cube stacking example test (newton-physics#1713)

* Fix global pairs (world=-1) not exported to MuJoCo spec (newton-physics#1705)

* Reduce the memory consumption of hydroelastic contacts (newton-physics#1609)

* Fix flakiness cube stacking (newton-physics#1714)

* Fix collision shapes not toggleable in viewer UI (newton-physics#1715)

* Fix softbody examples table layout in README (newton-physics#1716)

* Standardize sensor APIs: label matching, keyword args, and update() method naming (newton-physics#1665)

* Fix intermittent crash in parallel test runner from Manager proxy race (newton-physics#1721)

* Clean up inertia.py function arguments to match Mesh.create_* API (newton-physics#1719)

* Reduce default test runner verbosity (newton-physics#1723)

* Add menagerie comparison tests for SolverMuJoCo (newton-physics#1720)

Signed-off-by: Alain Denzler <adenzler@nvidia.com>
Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>
Co-authored-by: Viktor Reutskyy <vreutskyy@nvidia.com>
Co-authored-by: Viktor Reutskyy <33062116+vreutskyy@users.noreply.github.com>

* Add spatial tendon support for MuJoCo solver (newton-physics#1687)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Expose qfrc_actuator from mujoco (newton-physics#1698)

* Skip non-MODEL custom attributes in finalize validation (newton-physics#1734)

* Resolve inheritrange for position actuators in MJCF parser (newton-physics#1727)

* Support dampratio for position/velocity actuator shortcuts (newton-physics#1722)

* Limit concurrency to 1 (newton-physics#1736)

* Add a helper method for checking applied usd (newton-physics#1731)

* Enhance playback URL handling in ViewerViser (newton-physics#1742)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Removed RenderShapeType (newton-physics#1748)

* Override only MassAPI attributes that have been authored (newton-physics#1688)

* Integration of newton-actuators  (newton-physics#1342)

Signed-off-by: jvonmuralt <jvonmuralt@nvidia.com>

* Fix ArticulationView crash with fixed-joint-only articulations (newton-physics#1726)

* Improve retrieval of Jupyter base URL in ViewerViser (newton-physics#1750)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Disable dynamics testing for UR5e and Apollo tests to avoid CI flakiness (newton-physics#1755)

* Margin and Gap rename (newton-physics#1732)

* Vbd Demos Fixing (newton-physics#1740)

* Fix ViewerViser.log_lines method (newton-physics#1764)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Update warp-lang dependency to 1.12.0rc1 (newton-physics#1763)

* Fix fromto capsule/cylinder orientation in MJCF parser (newton-physics#1741)

* fix: multi-world particle BVH indexing (newton-physics#1641)

Co-authored-by: Eric Heiden <eheiden@nvidia.com>

* Clean up unused and internal-only kwargs in SolverMuJoCo (newton-physics#1766)

* Parsing of the mimic joint and contact gap/margin from newton schemas (newton-physics#1690)

Signed-off-by: Milad Rakhsha <mrakhsha@nvidia.com>

* API Refactor v2 (newton-physics#1749)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Support explicit geom mass attributes in MJCF (newton-physics#1744)

* Bump flask and werkzeug in lockfile for security (newton-physics#1769)

Co-authored-by: Cursor <cursoragent@cursor.com>

* Split MJCF worldbody root bodies into separate articulations (newton-physics#1754)

* Expose VBD rigid contact forces for solver coupling (newton-physics#1745)

Signed-off-by: JC <jumyungc@nvidia.com>

* Add MJCF ellipsoid geom import and regression test (newton-physics#1772)

Co-authored-by: Cursor <cursoragent@cursor.com>

* Weld equality constraints parsed from mjcf are given Nan as the default value of torquescale. The correct default should be 1.0 (newton-physics#1760)

* Improve picking accuracy and stability (newton-physics#1712)

* Franka cloth demo improvement (newton-physics#1765)

* Support computing sensing object transforms & API cleanup (newton-physics#1759)

* Remove threading workaround (newton-physics#1751)

* [Warp Raytrace] Consolidated ray intersect functions, renamed Options to Config (newton-physics#1767)

* Improve README example gallery for PyPI compatibility (newton-physics#1776)

* Fix issue with mesh in rerun viewer (newton-physics#1768)

* Add PhysxMimicJointAPI parsing to USD importer (newton-physics#1735)

* Move some math functions to Warp (newton-physics#1717)

Signed-off-by: Eric Heiden <eheiden@nvidia.com>
Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Add test to ensure MJCF xform argument is relative (newton-physics#1777)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Emit diaginertia instead of fullinertia for diagonal body inertia (newton-physics#1780)

* Change default joint armature from 0.01 to 0 (newton-physics#1782)

* Fix default kp/kv for position and velocity actuators (newton-physics#1786)

* Lock body inertia after explicit MJCF <inertial> element (newton-physics#1784)

* Fix for MJCF actuator custom attributes (newton-physics#1783)

* Bump version to 0.2.3

Prepare the package metadata for the v0.2.3 release tag.

* Fix ViewerRerun rendering of instances from hidden meshes (newton-physics#1788)

* API cleanup (newton-physics#1789)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* BODY actuator target name bypasses body name de-duplication in SolverMuJoCo (newton-physics#1729)

* Use default density for visual geoms in MJCF import (newton-physics#1781)

* Fix GL viewer crash on Wayland (newton-physics#1793)

* Make USD xform parameter control absolute articulation placement (newton-physics#1771)

* Fix CUDA context corruption in SDF implementation (newton-physics#1792)

* Bump mujoco-warp dependency to 3.5.0.2 (newton-physics#1779)

* Fix MuJoCo margin/gap conversion (newton-physics#1785)

* Bump version to 1.1.0.dev0 (newton-physics#1798)

* Missing unittest.main added back to test_import_mjcf.py.  Helps with F5 debugging in VS Code. (newton-physics#1796)

* Improve H1 example (newton-physics#1801)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Fix ViewerViser.set_camera() (newton-physics#1805)

* Rename examples to follow prefix-first naming convention (newton-physics#1802)

* Improve MuJoCo actuator domain randomization (newton-physics#1773)

* Restore in_cup test in hydro example (newton-physics#1775)

* Fix `newton.geometry` imports and change of Mesh maxhullverts global constant

* Adapt to having both margin and gap arrays for each geom/shape

* Fix for newton.geometry API changes in primitive/narrowphase.py

* Fix removal of `BroadPhaseMode` IntEnum and revert to newton-sytle string literals

* WIP: Adapt geometry/unified.py to fix breaking changes to `newton.geometry` API

* First pass of API adjustments

* Patch more gaps (with respect to margin and gap renaming)

* GeoType.SDF was removed - reflect that in Kamino

* Introduce CoM position offsets w.r.t body frame and operations to convert between body CoM state and generic local body-fixed reference frames.

* Add caching of per-entity labels/names/keys in the Model subcontainers

* Remove SDF shape wrapper since it's now internal to mesh handling in CD pipelines

* Fix USD test assets

* Add Newton <--> Kamino joint type conversion operations and per-space default limit constants

* Add some cleanup to geometry and unified CD + UTs

* Add Newton <--> Kamino shape type conversion operations

* Apply new default joint coord limit constants to limits.py

* Adapt foubrar model builder and USD asset to produce the same result in sim example

* Purge "physical" goems and collapse all into a single group, and purge geometry "layers"

* Disable allocation per-joint wrenches by default and make them optional

* Make `Model` a dataclass

* Separate ModelData* containers into own `core/data.py` module

* Fix imports of ModelData

* Rename `Model` as `ModelKamino`

* Rename `ModelData` as `DataKamino`

* Rename `State` as `StateKamino`

* Rename `Control` as `ControlKamino`

* Rename `Limits` as `LimitsKamino`

* Rename `Contacts` as `ContactsKamino`

* Rename `ModelBuilder` as `ModelBuilderKamino`

* Make imports in test utilities relative

* Revise CD meta-data attributes and their computation in GeometryModel and ModelBuilderKamino

* Revise primitive CD pipeline

* Revise unified CD pipeline

* Revise CD front-end interfaces

* Fix UTs and relevant utils for interface changes to CD

* Change to `wp.DeviceLike` to account for upcoming deprecation of `Devicelike`

* Depracate legacy HDF5 data io (will be replaced in the future)

* Fix banned imports at module level

* Modify USD importer to detect articulations and order geoms and joints similarly to how the Newton `parse_usd` function does.

* Add conversion operation from `newton.Model` to `ModelKamino`

* Add data, state and control container conversions

* Add SolverKamino wrapper that fullfils newton integration interface

* Add newton integration examples

* Add SolverKamino to newton solver module imports

* WIP: fix problem with lambda_j being allocated for only kinematic constraints and failing on array copying

* Fix banned git import in benchmark

* Rename *Settings to *Config (#213)

* Rename SolverKaminoSettings -> SolverKaminoConfig

* Rename DualProblemSettings -> DualProblemConfig

* Rename CollisionDetectorSettings -> CollisionDetectorConfig

* Rename PADMMSettings -> PADMMConfig

* Rename ForwardKinematicsSolverSettings -> ForwardKinematicsSolverConfig

* Rename SimulatorSettings -> SimulatorConfig

* Add check for model compatibility in SolverKamino (#209)

* Fix device assignment in sparse CG test on CPU (#216)

* Replace Enum-type config attributes with Literal (#215)

* Replace warmstart mode config param with literal

* Replace contact warmstart mode config param with literal

* Replace rotation correction config param with literal

* Replace penalty update config param with literal

* Replace FK preconditioner option config param with literal

* Add post-init checks for dual/PADMM configs

* Rename FKPreconditionerOptions to FKPreconditionerType

* Remove WorldDescriptor from ModelKamino (#219)

* Add geom index offset array to model info

* Replace access to world description in model

* Remove world descriptor from model

* Fix computation of kinematics residual with sparse Jacobian (#220)

* Migrates `ModelKaminoSize` to it's own module to avoid circular dependency between core/model.py and core/state.py and rename it as `SizeKamino`.

* WIP: Fix SolverKamino wrapper

* Fix circular dependency in conversions.py

* Fix some broken unit tests and WIP to fix fourbar contact conversions and rendering

* Make some conversions @staticmethods instead, because they dont need common class attributes

* Fix declaration of custom state attributes and their conversion to/from newton and kamino

* WIP: Debug model conversion and newton sim examples

* Rename and cleanup start index array of per-world geoms

* Model conversion and newton sim examples now work.

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* Use gravity conversion utility func in SolverKamino

* Add reusable joint-parameterization conversion utility

* Remove world-descriptor from model converter

* Rename helper converter that handles entity-local transforms

* Add some cleanup to DR Legs, ANYmal D and basic four-bar examples

* Fix module-level imports of additional kamino-specific development dependencies

* Fix module-level imports of additional kamino-specific development dependencies

* Fix erroneous merge conflict.

---------

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vastsoun added a commit to vastsoun/newton that referenced this pull request Mar 4, 2026
* [Warp Raytrace] Added device parameter (newton-physics#1544)

* [Warp Raytrace] Added device parameter to previously overlooked call (newton-physics#1545)

* SolverMuJoCo: Fix tolerance clamping in update_solver_options_kernel (newton-physics#1546)

* Change default shape_ke to align with MuJoCo, parse geom solref from MJCF for contact stiffness/damping (newton-physics#1491)

Signed-off-by: Alain Denzler <adenzler@nvidia.com>

* Fix log_shapes broadcasting for length-1 warp arrays (newton-physics#1550)

* Fix XPBD restitution particle index (newton-physics#1557)

* Out-of-Bound memory read in example_diffsim_bear newton-physics#1386 (newton-physics#1533)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add versioned documentation deployment to GitHub Pages (newton-physics#1560)

* Fix broken documentation links after versioned docs deployment (newton-physics#1566)

* VBD New Features (newton-physics#1479)

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* Add banners to membership verification workflow steps (newton-physics#1569)

* Support cable junctions (newton-physics#1519)

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* Rename parameter I to inertia newton-physics#1543 (newton-physics#1551)

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* Fix example_robot_anymal_c_walk.py (newton-physics#1574)

* Change everywhere linesearch to iterative (newton-physics#1573)

* Remove standard collision pipeline (newton-physics#1538)

* USD Plumbing MJC solver attributes through resolver and custom attribute framework (newton-physics#1463)

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* Fix child shape filtering (newton-physics#1559)

* Fix ViewerRerun ignoring hidden parameter in log_mesh and log_instances (newton-physics#1555)

* Make NxN and SAP broad phase respect filtered pairs (newton-physics#1554)

* Add --quiet flag to examples to suppress Warp messages (newton-physics#1585)

* Defer resolution of MESH_MAXHULLVERT default in importers (newton-physics#1587)

* Fix TypeError when finalizing SDF geometry with device kwarg (newton-physics#1586)

* Make MESH_MAXHULLVERT a static class attribute Mesh.MAX_HULL_VERTICES. (newton-physics#1598)

* Significant non-determinism in unified collision pipeline for anymal_c_walking example newton-physics#1505 (newton-physics#1588)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add test for non-contiguous case (newton-physics#1549)

* Fix nightly Warp CI to resolve pre-release builds (newton-physics#1606)

* Verify default class and value handling (newton-physics#1556)

* SolverMuJoCo: Expand geom_margin to avoid OOB read with heterogeneous worlds (newton-physics#1607)

* Fix bug in control clear method (newton-physics#1602)

* Enable Use of Newton IK in Lab newton-physics#662 (newton-physics#1539)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix import  of non-articulated joints (newton-physics#1535)

* Deduplicate _process_joint_custom_attributes frequency handling (newton-physics#1584)

* Add CI check for stale API docs and fix local build warnings (newton-physics#1570)

* Update Pillow 12.0.0 to 12.1.1 (newton-physics#1612)

* Prepare handling of mimic constraints in Newton (newton-physics#1523)

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* Support floating,  base_joint and parent_body arguments for importers (newton-physics#1498)

* Fix contact buffer memory overestimation (newton-physics#1614)

* Configure banned-module-level-imports for ruff (newton-physics#1583)

* Explicit `Contacts` instantiation with `Model.contacts()` and `CollisionPipeline.contacts()` (newton-physics#1445)

* Fix the quadruped benchmark regression (newton-physics#1615)

* Change default ignore_inertial_definitions from True to False (newton-physics#1537)

* Finalize the Recording API (newton-physics#1600)

* SolverMuJoCo: Fix ccd_iterations default (newton-physics#1631)

* update gitignore to ignore Claude Code sandbox files (newton-physics#1628)

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* Add --no-cache-clear flag to test runner (newton-physics#1629)

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* Remove standalone .typos.toml in favor of pyproject.toml config (newton-physics#1642)

* Heightfield support newton-physics#1189 (newton-physics#1547)

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* Example_robot_policy: Replace ValueError with clean error for missing PhysX policy (newton-physics#1636)

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* Avoid unnecessary inflation of the contact reduction voxel aabb (newton-physics#1650)

* Rename num_worlds to world_count (newton-physics#1634)

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* Support parsing autolimits from MJCF (newton-physics#1651)

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* Fix particle-shape restitution ignoring body velocity (newton-physics#1273) (newton-physics#1580)

* Add overflow warnings for narrow-phase collision buffers (newton-physics#1643)

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* Documentation: add units to model/state docstrings (newton-physics#1649)

* fix(viewer): add missing JointType.BALL support to contact line kernel (newton-physics#1640)

* Make terrain mesh visual-only in anymal C walking example (newton-physics#1660)

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* Fix initialization of collider state in MPM finite difference mode (newton-physics#1652)

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* fix(viewer-usd): disambiguate log_points colors for N=3 warp arrays (newton-physics#1661)

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* docs: add articulation workflow guidance and regression check (newton-physics#1663)

* fix(examples): propagate IK solution to model state in Franka example (newton-physics#1637)

* fix(deps,docs): bump nbconvert to 7.17.0 and fix ArticulationView doctest (newton-physics#1670)

* Cleanup and improve some example (newton-physics#1625)

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* Handle zero-mass bodies and flip ensure_nonstatic_links default (newton-physics#1635)

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* Update warp-lang nightly to 1.12.0.dev20260217 (newton-physics#1677)

* Change default friction coefficients to match MuJoCo (newton-physics#1681)

* Refactor mesh creation functions (newton-physics#1654)

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* Parse joint frictionloss from MJCF (newton-physics#1680)

* Fix free joint body_pos and add ref/qpos0 support for MuJoCo solver (newton-physics#1645)

* Fix root shapes in ArticulationView with fixed base (newton-physics#1639)

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* Use model collision methods and remove `create_collision_pipeline` from examples (newton-physics#1648)

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* Fix XPBD apply_joint_forces ignoring child joint transform (newton-physics#1582)

* Adjust SDF API (newton-physics#1644)

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* Optimize test suite runtime (~18% faster) (newton-physics#1689)

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* SolverMuJoCo: Add geom_margin support, align thickness default with MuJoCo and schemas (newton-physics#1653)

* refactor: privatize non-public solver internals (newton-physics#1683)

* Fix option parsing with multiple <option> elements from includes (newton-physics#1692)

* Bump warp-lang nightly and newton-usd-schemas (newton-physics#1693)

* Get rid of tkinter dependency (newton-physics#1676)

* Fix SDF example contact buffer overflow (newton-physics#1695)

* Fix implicit biastype for position/velocity actuator shortcuts (newton-physics#1678)

* Fix include processor to respect meshdir/texturedir (newton-physics#1685)

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* Fix xyzw-to-wxyz quaternion conversion in body inertia kernel (newton-physics#1694)

* Rename key to label and add hierarchical labels (newton-physics#1592) (newton-physics#1632)

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* Collapse fixed joints with non articulated bodies (newton-physics#1608)

* Fix renaming joint_key -> joint_label (newton-physics#1700)

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* Bump .python-version from 3.11 to 3.12 (newton-physics#1702)

* Replace CITATION.md with CITATION.cff (newton-physics#1706)

* Respect MJCF contype=conaffinity=0 via collision_group=0 (newton-physics#1703)

* Make ViewerUSD reuse existing USD layers for the same output path (newton-physics#1704)

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* Remove dead up-axis conversion from MuJoCo solver (newton-physics#1707)

* Skip IK cube stacking example test (newton-physics#1713)

* Fix global pairs (world=-1) not exported to MuJoCo spec (newton-physics#1705)

* Reduce the memory consumption of hydroelastic contacts (newton-physics#1609)

* Fix flakiness cube stacking (newton-physics#1714)

* Fix collision shapes not toggleable in viewer UI (newton-physics#1715)

* Fix softbody examples table layout in README (newton-physics#1716)

* Standardize sensor APIs: label matching, keyword args, and update() method naming (newton-physics#1665)

* Fix intermittent crash in parallel test runner from Manager proxy race (newton-physics#1721)

* Clean up inertia.py function arguments to match Mesh.create_* API (newton-physics#1719)

* Reduce default test runner verbosity (newton-physics#1723)

* Add menagerie comparison tests for SolverMuJoCo (newton-physics#1720)

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* Add spatial tendon support for MuJoCo solver (newton-physics#1687)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Expose qfrc_actuator from mujoco (newton-physics#1698)

* Skip non-MODEL custom attributes in finalize validation (newton-physics#1734)

* Resolve inheritrange for position actuators in MJCF parser (newton-physics#1727)

* Support dampratio for position/velocity actuator shortcuts (newton-physics#1722)

* Limit concurrency to 1 (newton-physics#1736)

* Add a helper method for checking applied usd (newton-physics#1731)

* Enhance playback URL handling in ViewerViser (newton-physics#1742)

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* Removed RenderShapeType (newton-physics#1748)

* Override only MassAPI attributes that have been authored (newton-physics#1688)

* Integration of newton-actuators  (newton-physics#1342)

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* Fix ArticulationView crash with fixed-joint-only articulations (newton-physics#1726)

* Improve retrieval of Jupyter base URL in ViewerViser (newton-physics#1750)

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* Disable dynamics testing for UR5e and Apollo tests to avoid CI flakiness (newton-physics#1755)

* Margin and Gap rename (newton-physics#1732)

* Vbd Demos Fixing (newton-physics#1740)

* Fix ViewerViser.log_lines method (newton-physics#1764)

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* Update warp-lang dependency to 1.12.0rc1 (newton-physics#1763)

* Fix fromto capsule/cylinder orientation in MJCF parser (newton-physics#1741)

* fix: multi-world particle BVH indexing (newton-physics#1641)

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* Clean up unused and internal-only kwargs in SolverMuJoCo (newton-physics#1766)

* Parsing of the mimic joint and contact gap/margin from newton schemas (newton-physics#1690)

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* API Refactor v2 (newton-physics#1749)

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* Support explicit geom mass attributes in MJCF (newton-physics#1744)

* Bump flask and werkzeug in lockfile for security (newton-physics#1769)

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* Split MJCF worldbody root bodies into separate articulations (newton-physics#1754)

* Expose VBD rigid contact forces for solver coupling (newton-physics#1745)

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* Add MJCF ellipsoid geom import and regression test (newton-physics#1772)

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* Weld equality constraints parsed from mjcf are given Nan as the default value of torquescale. The correct default should be 1.0 (newton-physics#1760)

* Improve picking accuracy and stability (newton-physics#1712)

* Franka cloth demo improvement (newton-physics#1765)

* Support computing sensing object transforms & API cleanup (newton-physics#1759)

* Remove threading workaround (newton-physics#1751)

* [Warp Raytrace] Consolidated ray intersect functions, renamed Options to Config (newton-physics#1767)

* Improve README example gallery for PyPI compatibility (newton-physics#1776)

* Fix issue with mesh in rerun viewer (newton-physics#1768)

* Add PhysxMimicJointAPI parsing to USD importer (newton-physics#1735)

* Move some math functions to Warp (newton-physics#1717)

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* Add test to ensure MJCF xform argument is relative (newton-physics#1777)

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* Emit diaginertia instead of fullinertia for diagonal body inertia (newton-physics#1780)

* Change default joint armature from 0.01 to 0 (newton-physics#1782)

* Fix default kp/kv for position and velocity actuators (newton-physics#1786)

* Lock body inertia after explicit MJCF <inertial> element (newton-physics#1784)

* Fix for MJCF actuator custom attributes (newton-physics#1783)

* Bump version to 0.2.3

Prepare the package metadata for the v0.2.3 release tag.

* Fix ViewerRerun rendering of instances from hidden meshes (newton-physics#1788)

* API cleanup (newton-physics#1789)

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* BODY actuator target name bypasses body name de-duplication in SolverMuJoCo (newton-physics#1729)

* Use default density for visual geoms in MJCF import (newton-physics#1781)

* Fix GL viewer crash on Wayland (newton-physics#1793)

* Make USD xform parameter control absolute articulation placement (newton-physics#1771)

* Fix CUDA context corruption in SDF implementation (newton-physics#1792)

* Bump mujoco-warp dependency to 3.5.0.2 (newton-physics#1779)

* Fix MuJoCo margin/gap conversion (newton-physics#1785)

* Bump version to 1.1.0.dev0 (newton-physics#1798)

* Missing unittest.main added back to test_import_mjcf.py.  Helps with F5 debugging in VS Code. (newton-physics#1796)

* Improve H1 example (newton-physics#1801)

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* Fix ViewerViser.set_camera() (newton-physics#1805)

* Rename examples to follow prefix-first naming convention (newton-physics#1802)

* Improve MuJoCo actuator domain randomization (newton-physics#1773)

* Restore in_cup test in hydro example (newton-physics#1775)

* Fix `newton.geometry` imports and change of Mesh maxhullverts global constant

* Adapt to having both margin and gap arrays for each geom/shape

* Fix for newton.geometry API changes in primitive/narrowphase.py

* Fix removal of `BroadPhaseMode` IntEnum and revert to newton-sytle string literals

* WIP: Adapt geometry/unified.py to fix breaking changes to `newton.geometry` API

* First pass of API adjustments

* Patch more gaps (with respect to margin and gap renaming)

* GeoType.SDF was removed - reflect that in Kamino

* Introduce CoM position offsets w.r.t body frame and operations to convert between body CoM state and generic local body-fixed reference frames.

* Add caching of per-entity labels/names/keys in the Model subcontainers

* Remove SDF shape wrapper since it's now internal to mesh handling in CD pipelines

* Fix USD test assets

* Add Newton <--> Kamino joint type conversion operations and per-space default limit constants

* Add some cleanup to geometry and unified CD + UTs

* Add Newton <--> Kamino shape type conversion operations

* Apply new default joint coord limit constants to limits.py

* Adapt foubrar model builder and USD asset to produce the same result in sim example

* Purge "physical" goems and collapse all into a single group, and purge geometry "layers"

* Disable allocation per-joint wrenches by default and make them optional

* Make `Model` a dataclass

* Separate ModelData* containers into own `core/data.py` module

* Fix imports of ModelData

* Rename `Model` as `ModelKamino`

* Rename `ModelData` as `DataKamino`

* Rename `State` as `StateKamino`

* Rename `Control` as `ControlKamino`

* Rename `Limits` as `LimitsKamino`

* Rename `Contacts` as `ContactsKamino`

* Rename `ModelBuilder` as `ModelBuilderKamino`

* Make imports in test utilities relative

* Revise CD meta-data attributes and their computation in GeometryModel and ModelBuilderKamino

* Revise primitive CD pipeline

* Revise unified CD pipeline

* Revise CD front-end interfaces

* Fix UTs and relevant utils for interface changes to CD

* Change to `wp.DeviceLike` to account for upcoming deprecation of `Devicelike`

* Depracate legacy HDF5 data io (will be replaced in the future)

* Fix banned imports at module level

* Modify USD importer to detect articulations and order geoms and joints similarly to how the Newton `parse_usd` function does.

* Add conversion operation from `newton.Model` to `ModelKamino`

* Add data, state and control container conversions

* Add SolverKamino wrapper that fullfils newton integration interface

* Add newton integration examples

* Add SolverKamino to newton solver module imports

* WIP: fix problem with lambda_j being allocated for only kinematic constraints and failing on array copying

* Fix banned git import in benchmark

* Rename *Settings to *Config (#213)

* Rename SolverKaminoSettings -> SolverKaminoConfig

* Rename DualProblemSettings -> DualProblemConfig

* Rename CollisionDetectorSettings -> CollisionDetectorConfig

* Rename PADMMSettings -> PADMMConfig

* Rename ForwardKinematicsSolverSettings -> ForwardKinematicsSolverConfig

* Rename SimulatorSettings -> SimulatorConfig

* Add check for model compatibility in SolverKamino (#209)

* Fix device assignment in sparse CG test on CPU (#216)

* Replace Enum-type config attributes with Literal (#215)

* Replace warmstart mode config param with literal

* Replace contact warmstart mode config param with literal

* Replace rotation correction config param with literal

* Replace penalty update config param with literal

* Replace FK preconditioner option config param with literal

* Add post-init checks for dual/PADMM configs

* Rename FKPreconditionerOptions to FKPreconditionerType

* Remove WorldDescriptor from ModelKamino (#219)

* Add geom index offset array to model info

* Replace access to world description in model

* Remove world descriptor from model

* Fix computation of kinematics residual with sparse Jacobian (#220)

* Migrates `ModelKaminoSize` to it's own module to avoid circular dependency between core/model.py and core/state.py and rename it as `SizeKamino`.

* WIP: Fix SolverKamino wrapper

* Fix circular dependency in conversions.py

* Fix some broken unit tests and WIP to fix fourbar contact conversions and rendering

* Make some conversions @staticmethods instead, because they dont need common class attributes

* Fix declaration of custom state attributes and their conversion to/from newton and kamino

* WIP: Debug model conversion and newton sim examples

* Rename and cleanup start index array of per-world geoms

* Model conversion and newton sim examples now work.

* Make gravity conversion operation re-usable

* Migrates boxes_fourbar builder using newton.ModelBuilder to it's own module to prepare for migration.

* Use gravity conversion utility func in SolverKamino

* Add reusable joint-parameterization conversion utility

* Remove world-descriptor from model converter

* Rename helper converter that handles entity-local transforms

* Add some cleanup to DR Legs, ANYmal D and basic four-bar examples

* Fix module-level imports of additional kamino-specific development dependencies

* Fix module-level imports of additional kamino-specific development dependencies

* Fix erroneous merge conflict.

---------

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vastsoun added a commit to vastsoun/newton that referenced this pull request Mar 4, 2026
* [Warp Raytrace] Added device parameter (newton-physics#1544)

* [Warp Raytrace] Added device parameter to previously overlooked call (newton-physics#1545)

* SolverMuJoCo: Fix tolerance clamping in update_solver_options_kernel (newton-physics#1546)

* Change default shape_ke to align with MuJoCo, parse geom solref from MJCF for contact stiffness/damping (newton-physics#1491)

Signed-off-by: Alain Denzler <adenzler@nvidia.com>

* Fix log_shapes broadcasting for length-1 warp arrays (newton-physics#1550)

* Fix XPBD restitution particle index (newton-physics#1557)

* Out-of-Bound memory read in example_diffsim_bear newton-physics#1386 (newton-physics#1533)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add versioned documentation deployment to GitHub Pages (newton-physics#1560)

* Fix broken documentation links after versioned docs deployment (newton-physics#1566)

* VBD New Features (newton-physics#1479)

Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>

* Add banners to membership verification workflow steps (newton-physics#1569)

* Support cable junctions (newton-physics#1519)

Signed-off-by: JC <jumyungc@nvidia.com>

* Rename parameter I to inertia newton-physics#1543 (newton-physics#1551)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix example_robot_anymal_c_walk.py (newton-physics#1574)

* Change everywhere linesearch to iterative (newton-physics#1573)

* Remove standard collision pipeline (newton-physics#1538)

* USD Plumbing MJC solver attributes through resolver and custom attribute framework (newton-physics#1463)

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* Fix child shape filtering (newton-physics#1559)

* Fix ViewerRerun ignoring hidden parameter in log_mesh and log_instances (newton-physics#1555)

* Make NxN and SAP broad phase respect filtered pairs (newton-physics#1554)

* Add --quiet flag to examples to suppress Warp messages (newton-physics#1585)

* Defer resolution of MESH_MAXHULLVERT default in importers (newton-physics#1587)

* Fix TypeError when finalizing SDF geometry with device kwarg (newton-physics#1586)

* Make MESH_MAXHULLVERT a static class attribute Mesh.MAX_HULL_VERTICES. (newton-physics#1598)

* Significant non-determinism in unified collision pipeline for anymal_c_walking example newton-physics#1505 (newton-physics#1588)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Add test for non-contiguous case (newton-physics#1549)

* Fix nightly Warp CI to resolve pre-release builds (newton-physics#1606)

* Verify default class and value handling (newton-physics#1556)

* SolverMuJoCo: Expand geom_margin to avoid OOB read with heterogeneous worlds (newton-physics#1607)

* Fix bug in control clear method (newton-physics#1602)

* Enable Use of Newton IK in Lab newton-physics#662 (newton-physics#1539)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Fix import  of non-articulated joints (newton-physics#1535)

* Deduplicate _process_joint_custom_attributes frequency handling (newton-physics#1584)

* Add CI check for stale API docs and fix local build warnings (newton-physics#1570)

* Update Pillow 12.0.0 to 12.1.1 (newton-physics#1612)

* Prepare handling of mimic constraints in Newton (newton-physics#1523)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Signed-off-by: Eric Heiden <eheiden@nvidia.com>

* Support floating,  base_joint and parent_body arguments for importers (newton-physics#1498)

* Fix contact buffer memory overestimation (newton-physics#1614)

* Configure banned-module-level-imports for ruff (newton-physics#1583)

* Explicit `Contacts` instantiation with `Model.contacts()` and `CollisionPipeline.contacts()` (newton-physics#1445)

* Fix the quadruped benchmark regression (newton-physics#1615)

* Change default ignore_inertial_definitions from True to False (newton-physics#1537)

* Finalize the Recording API (newton-physics#1600)

* SolverMuJoCo: Fix ccd_iterations default (newton-physics#1631)

* update gitignore to ignore Claude Code sandbox files (newton-physics#1628)

* Add mimic joint support to SolverMuJoCo (newton-physics#1627)

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* Add --no-cache-clear flag to test runner (newton-physics#1629)

* Update MuJoCo and MuJoCo Warp to 3.5.0 release (newton-physics#1633)

* Improve inertia parsing from USD (newton-physics#1605)

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* Remove standalone .typos.toml in favor of pyproject.toml config (newton-physics#1642)

* Heightfield support newton-physics#1189 (newton-physics#1547)

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* Example_robot_policy: Replace ValueError with clean error for missing PhysX policy (newton-physics#1636)

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* Avoid unnecessary inflation of the contact reduction voxel aabb (newton-physics#1650)

* Rename num_worlds to world_count (newton-physics#1634)

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* Support parsing autolimits from MJCF (newton-physics#1651)

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* Fix particle-shape restitution ignoring body velocity (newton-physics#1273) (newton-physics#1580)

* Add overflow warnings for narrow-phase collision buffers (newton-physics#1643)

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* Documentation: add units to model/state docstrings (newton-physics#1649)

* fix(viewer): add missing JointType.BALL support to contact line kernel (newton-physics#1640)

* Make terrain mesh visual-only in anymal C walking example (newton-physics#1660)

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* Fix initialization of collider state in MPM finite difference mode (newton-physics#1652)

* docs: document ModelBuilder.default_shape_cfg (newton-physics#1662)

* Finalize the collision API (newton-physics#1581)

* Remove hardcoded subnet ID from AWS workflow (newton-physics#1664)

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* Attempt to fix AWS config (newton-physics#1666)

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* Update AWS workflows to g7e.2xlarge with multi-AZ failover (newton-physics#1669)

* fix(viewer-usd): disambiguate log_points colors for N=3 warp arrays (newton-physics#1661)

* Viewer gl optimizations (newton-physics#1656)

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* docs: add articulation workflow guidance and regression check (newton-physics#1663)

* fix(examples): propagate IK solution to model state in Franka example (newton-physics#1637)

* fix(deps,docs): bump nbconvert to 7.17.0 and fix ArticulationView doctest (newton-physics#1670)

* Cleanup and improve some example (newton-physics#1625)

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* Handle zero-mass bodies and flip ensure_nonstatic_links default (newton-physics#1635)

* Additional testing for ArticulationView (newton-physics#1527)

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* Update warp-lang nightly to 1.12.0.dev20260217 (newton-physics#1677)

* Change default friction coefficients to match MuJoCo (newton-physics#1681)

* Refactor mesh creation functions (newton-physics#1654)

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* Parse joint frictionloss from MJCF (newton-physics#1680)

* Fix free joint body_pos and add ref/qpos0 support for MuJoCo solver (newton-physics#1645)

* Fix root shapes in ArticulationView with fixed base (newton-physics#1639)

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* Use model collision methods and remove `create_collision_pipeline` from examples (newton-physics#1648)

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* Fix XPBD apply_joint_forces ignoring child joint transform (newton-physics#1582)

* Adjust SDF API (newton-physics#1644)

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* Optimize test suite runtime (~18% faster) (newton-physics#1689)

* Remove ensure_nonstatic_links option from importers (newton-physics#1682)

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* SolverMuJoCo: Add geom_margin support, align thickness default with MuJoCo and schemas (newton-physics#1653)

* refactor: privatize non-public solver internals (newton-physics#1683)

* Fix option parsing with multiple <option> elements from includes (newton-physics#1692)

* Bump warp-lang nightly and newton-usd-schemas (newton-physics#1693)

* Get rid of tkinter dependency (newton-physics#1676)

* Fix SDF example contact buffer overflow (newton-physics#1695)

* Fix implicit biastype for position/velocity actuator shortcuts (newton-physics#1678)

* Fix include processor to respect meshdir/texturedir (newton-physics#1685)

* Reduce cold-cache Warp compile time for geometry modules (newton-physics#1618)

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* Fix xyzw-to-wxyz quaternion conversion in body inertia kernel (newton-physics#1694)

* Rename key to label and add hierarchical labels (newton-physics#1592) (newton-physics#1632)

* Expose geometry SDF helpers on public API (newton-physics#1684)

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* Improve custom frequency handling from USD, parse MuJoCo actuators and tendons (newton-physics#1510)

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* Collapse fixed joints with non articulated bodies (newton-physics#1608)

* Fix renaming joint_key -> joint_label (newton-physics#1700)

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* Bump .python-version from 3.11 to 3.12 (newton-physics#1702)

* Replace CITATION.md with CITATION.cff (newton-physics#1706)

* Respect MJCF contype=conaffinity=0 via collision_group=0 (newton-physics#1703)

* Make ViewerUSD reuse existing USD layers for the same output path (newton-physics#1704)

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* Remove dead up-axis conversion from MuJoCo solver (newton-physics#1707)

* Skip IK cube stacking example test (newton-physics#1713)

* Fix global pairs (world=-1) not exported to MuJoCo spec (newton-physics#1705)

* Reduce the memory consumption of hydroelastic contacts (newton-physics#1609)

* Fix flakiness cube stacking (newton-physics#1714)

* Fix collision shapes not toggleable in viewer UI (newton-physics#1715)

* Fix softbody examples table layout in README (newton-physics#1716)

* Standardize sensor APIs: label matching, keyword args, and update() method naming (newton-physics#1665)

* Fix intermittent crash in parallel test runner from Manager proxy race (newton-physics#1721)

* Clean up inertia.py function arguments to match Mesh.create_* API (newton-physics#1719)

* Reduce default test runner verbosity (newton-physics#1723)

* Add menagerie comparison tests for SolverMuJoCo (newton-physics#1720)

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* Add spatial tendon support for MuJoCo solver (newton-physics#1687)

Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>

* Expose qfrc_actuator from mujoco (newton-physics#1698)

* Skip non-MODEL custom attributes in finalize validation (newton-physics#1734)

* Resolve inheritrange for position actuators in MJCF parser (newton-physics#1727)

* Support dampratio for position/velocity actuator shortcuts (newton-physics#1722)

* Limit concurrency to 1 (newton-physics#1736)

* Add a helper method for checking applied usd (newton-physics#1731)

* Enhance playback URL handling in ViewerViser (newton-physics#1742)

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* Removed RenderShapeType (newton-physics#1748)

* Override only MassAPI attributes that have been authored (newton-physics#1688)

* Integration of newton-actuators  (newton-physics#1342)

Signed-off-by: jvonmuralt <jvonmuralt@nvidia.com>

* Fix ArticulationView crash with fixed-joint-only articulations (newton-physics#1726)

* Improve retrieval of Jupyter base URL in ViewerViser (newton-physics#1750)

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* Disable dynamics testing for UR5e and Apollo tests to avoid CI flakiness (newton-physics#1755)

* Margin and Gap rename (newton-physics#1732)

* Vbd Demos Fixing (newton-physics#1740)

* Fix ViewerViser.log_lines method (newton-physics#1764)

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* Update warp-lang dependency to 1.12.0rc1 (newton-physics#1763)

* Fix fromto capsule/cylinder orientation in MJCF parser (newton-physics#1741)

* fix: multi-world particle BVH indexing (newton-physics#1641)

Co-authored-by: Eric Heiden <eheiden@nvidia.com>

* Clean up unused and internal-only kwargs in SolverMuJoCo (newton-physics#1766)

* Parsing of the mimic joint and contact gap/margin from newton schemas (newton-physics#1690)

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* API Refactor v2 (newton-physics#1749)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* Support explicit geom mass attributes in MJCF (newton-physics#1744)

* Bump flask and werkzeug in lockfile for security (newton-physics#1769)

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* Split MJCF worldbody root bodies into separate articulations (newton-physics#1754)

* Expose VBD rigid contact forces for solver coupling (newton-physics#1745)

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* Add MJCF ellipsoid geom import and regression test (newton-physics#1772)

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* Weld equality constraints parsed from mjcf are given Nan as the default value of torquescale. The correct default should be 1.0 (newton-physics#1760)

* Improve picking accuracy and stability (newton-physics#1712)

* Franka cloth demo improvement (newton-physics#1765)

* Support computing sensing object transforms & API cleanup (newton-physics#1759)

* Remove threading workaround (newton-physics#1751)

* [Warp Raytrace] Consolidated ray intersect functions, renamed Options to Config (newton-physics#1767)

* Improve README example gallery for PyPI compatibility (newton-physics#1776)

* Fix issue with mesh in rerun viewer (newton-physics#1768)

* Add PhysxMimicJointAPI parsing to USD importer (newton-physics#1735)

* Move some math functions to Warp (newton-physics#1717)

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* Add test to ensure MJCF xform argument is relative (newton-physics#1777)

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* Emit diaginertia instead of fullinertia for diagonal body inertia (newton-physics#1780)

* Change default joint armature from 0.01 to 0 (newton-physics#1782)

* Fix default kp/kv for position and velocity actuators (newton-physics#1786)

* Lock body inertia after explicit MJCF <inertial> element (newton-physics#1784)

* Fix for MJCF actuator custom attributes (newton-physics#1783)

* Bump version to 0.2.3

Prepare the package metadata for the v0.2.3 release tag.

* Fix ViewerRerun rendering of instances from hidden meshes (newton-physics#1788)

* API cleanup (newton-physics#1789)

Signed-off-by: Eric Heiden <eric-heiden@outlook.com>

* BODY actuator target name bypasses body name de-duplication in SolverMuJoCo (newton-physics#1729)

* Use default density for visual geoms in MJCF import (newton-physics#1781)

* Fix GL viewer crash on Wayland (newton-physics#1793)

* Make USD xform parameter control absolute articulation placement (newton-physics#1771)

* Fix CUDA context corruption in SDF implementation (newton-physics#1792)

* Bump mujoco-warp dependency to 3.5.0.2 (newton-physics#1779)

* Fix MuJoCo margin/gap conversion (newton-physics#1785)

* Bump version to 1.1.0.dev0 (newton-physics#1798)

* Missing unittest.main added back to test_import_mjcf.py.  Helps with F5 debugging in VS Code. (newton-physics#1796)

* Improve H1 example (newton-physics#1801)

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* Fix ViewerViser.set_camera() (newton-physics#1805)

* Rename examples to follow prefix-first naming convention (newton-physics#1802)

* Improve MuJoCo actuator domain randomization (newton-physics#1773)

* Restore in_cup test in hydro example (newton-physics#1775)

* Fix `newton.geometry` imports and change of Mesh maxhullverts global constant

* Adapt to having both margin and gap arrays for each geom/shape

* Fix for newton.geometry API changes in primitive/narrowphase.py

* Fix removal of `BroadPhaseMode` IntEnum and revert to newton-sytle string literals

* WIP: Adapt geometry/unified.py to fix breaking changes to `newton.geometry` API

* First pass of API adjustments

* Patch more gaps (with respect to margin and gap renaming)

* GeoType.SDF was removed - reflect that in Kamino

* Introduce CoM position offsets w.r.t body frame and operations to convert between body CoM state and generic local body-fixed reference frames.

* Add caching of per-entity labels/names/keys in the Model subcontainers

* Remove SDF shape wrapper since it's now internal to mesh handling in CD pipelines

* Fix USD test assets

* Add Newton <--> Kamino joint type conversion operations and per-space default limit constants

* Add some cleanup to geometry and unified CD + UTs

* Add Newton <--> Kamino shape type conversion operations

* Apply new default joint coord limit constants to limits.py

* Adapt foubrar model builder and USD asset to produce the same result in sim example

* Purge "physical" goems and collapse all into a single group, and purge geometry "layers"

* Disable allocation per-joint wrenches by default and make them optional

* Make `Model` a dataclass

* Separate ModelData* containers into own `core/data.py` module

* Fix imports of ModelData

* Rename `Model` as `ModelKamino`

* Rename `ModelData` as `DataKamino`

* Rename `State` as `StateKamino`

* Rename `Control` as `ControlKamino`

* Rename `Limits` as `LimitsKamino`

* Rename `Contacts` as `ContactsKamino`

* Rename `ModelBuilder` as `ModelBuilderKamino`

* Make imports in test utilities relative

* Revise CD meta-data attributes and their computation in GeometryModel and ModelBuilderKamino

* Revise primitive CD pipeline

* Revise unified CD pipeline

* Revise CD front-end interfaces

* Fix UTs and relevant utils for interface changes to CD

* Change to `wp.DeviceLike` to account for upcoming deprecation of `Devicelike`

* Depracate legacy HDF5 data io (will be replaced in the future)

* Fix banned imports at module level

* Modify USD importer to detect articulations and order geoms and joints similarly to how the Newton `parse_usd` function does.

* Add conversion operation from `newton.Model` to `ModelKamino`

* Add data, state and control container conversions

* Add SolverKamino wrapper that fullfils newton integration interface

* Add newton integration examples

* Add SolverKamino to newton solver module imports

* WIP: fix problem with lambda_j being allocated for only kinematic constraints and failing on array copying

* Fix banned git import in benchmark

* Rename *Settings to *Config (#213)

* Rename SolverKaminoSettings -> SolverKaminoConfig

* Rename DualProblemSettings -> DualProblemConfig

* Rename CollisionDetectorSettings -> CollisionDetectorConfig

* Rename PADMMSettings -> PADMMConfig

* Rename ForwardKinematicsSolverSettings -> ForwardKinematicsSolverConfig

* Rename SimulatorSettings -> SimulatorConfig

* Add check for model compatibility in SolverKamino (#209)

* Fix device assignment in sparse CG test on CPU (#216)

* Replace Enum-type config attributes with Literal (#215)

* Replace warmstart mode config param with literal

* Replace contact warmstart mode config param with literal

* Replace rotation correction config param with literal

* Replace penalty update config param with literal

* Replace FK preconditioner option config param with literal

* Add post-init checks for dual/PADMM configs

* Rename FKPreconditionerOptions to FKPreconditionerType

* Remove WorldDescriptor from ModelKamino (#219)

* Add geom index offset array to model info

* Replace access to world description in model

* Remove world descriptor from model

* Fix computation of kinematics residual with sparse Jacobian (#220)

* Migrates `ModelKaminoSize` to it's own module to avoid circular dependency between core/model.py and core/state.py and rename it as `SizeKamino`.

* WIP: Fix SolverKamino wrapper

* Fix circular dependency in conversions.py

* Fix some broken unit tests and WIP to fix fourbar contact conversions and rendering

* Make some conversions @staticmethods instead, because they dont need common class attributes

* Fix declaration of custom state attributes and their conversion to/from newton and kamino

* WIP: Debug model conversion and newton sim examples

* Rename and cleanup start index array of per-world geoms

* Model conversion and newton sim examples now work.

* Make gravity conversion operation re-usable

* Migrates boxes_fourbar builder using newton.ModelBuilder to it's own module to prepare for migration.

* Use gravity conversion utility func in SolverKamino

* Add reusable joint-parameterization conversion utility

* Remove world-descriptor from model converter

* Rename helper converter that handles entity-local transforms

* Add some cleanup to DR Legs, ANYmal D and basic four-bar examples

* Fix module-level imports of additional kamino-specific development dependencies

* Fix module-level imports of additional kamino-specific development dependencies

* Fix erroneous merge conflict.

---------

Signed-off-by: Alain Denzler <adenzler@nvidia.com>
Signed-off-by: Viktor Reutskyy <vreutskyy@nvidia.com>
Signed-off-by: JC <jumyungc@nvidia.com>
Signed-off-by: Milad Rakhsha <mrakhsha@nvidia.com>
Signed-off-by: Milad-Rakhsha-NV <167464435+Milad-Rakhsha-NV@users.noreply.github.com>
Signed-off-by: Eric Heiden <eric-heiden@outlook.com>
Signed-off-by: Eric Heiden <eheiden@nvidia.com>
Signed-off-by: Miles Macklin <mmacklin@nvidia.com>
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Co-authored-by: Daniela Hase <116915287+daniela-hase@users.noreply.github.com>
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mmacklin pushed a commit to mmacklin/newton that referenced this pull request Apr 7, 2026
@camevor camevor deleted the mj-expand-margin branch April 21, 2026 13:27
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