v0.8.2

What's Changed

• Add warnings for unsupported collision shapes by @flferretti in #463
• Enable reverse differentiation mode in model scaling test by @flferretti in #487
• Enhance collision scaling test for exported model by @flferretti in #464
• Ensure model reduction warning is printed only once by @flferretti in #469
• Fix collision exporting in model parametrization by @flferretti in #490
• Fix contact resolution for models without collisions by @flferretti in #491
• Add recursive algorithm to compute the inverse of the mass matrix by @flferretti in #231
• Change contact parameters type to non-static by @flferretti in #494
• Support passing a subset of links to be parametrized by @flferretti in #489

Full Changelog: v0.8.1...v0.8.2

v0.8.1

What's Changed

• Update README documentation and citation details by @flferretti in #462
• Add gazebo installation instruction for pip by @CarlottaSartore in #467
• Remove rod.Limit from continuous joint instantiation by @flferretti in #474
• Use chex to check for JIT-compiled functions retracing by @flferretti in #476
• Fix handling of unsupported link in hardware parametrization by @flferretti in #472
• Remove constraint for black-jupyter from pyproject.toml by @flferretti in #478
• Switch to Pixi workspace by @flferretti in #479
• Add backward compatibility for optax < v0.2.5 by @flferretti in #477
• Update default contact model to Soft and remove deprecation warning by @CarlottaSartore in #468
• Fix apply_frame_forces by @xela-95 in #486
• Migrate to NumPy testing replacing Pytest assertions by @flferretti in #484
• Add flag to disable joint friction by @flferretti in #465
• Fix parametric model export for continuous joints handling by @flferretti in #485
• Skip unsupported links for parametrization in mass update by @flferretti in #483

Full Changelog: v0.8.0...v0.8.1

v0.8.0

What's Changed

• Update pyproject.toml license info according to PEP 639 by @flferretti in #415
• Use egl backend for MuJoCo rendering in example notebooks by @flferretti in #422
• Remove deprecated setup.py according to PEP 517 and PEP 518 by @flferretti in #423
• Use Pixi Docker image for GPU benchmarking by @flferretti in #419
• Patch update of joint model in hardware parameters update by @xela-95 in #418
• Reduce batch size in example notebook to avoid cell timeout in RTD build by @flferretti in #425
• Fix export model for hardware parameters by @CarlottaSartore in #426
• Increase minimum tolerance for hardware parametrization when using X32 by @flferretti in #428
• Implement custom JVP rule for improving safe_norm computation speed by @flferretti in #411
• Automatically trigger GPU benchmarks on pushes to main branch by @flferretti in #433
• Remove deprecated jaxlib.xla_extension.XlaRuntimeError by @flferretti in #435
• Add kinematic constraints by @xela-95 in #399
• Improve stability by clipping contact model stiffness and damping by @younik in #424
• Update CI configuration to use Pixi in testing by @flferretti in #409
• Ensure version file is written before running tests by @flferretti in #436
• Fix system environment variables for mujoco rendering in example notebooks by @lucaslibshutz in #440
• Add LFS instructions for Pixi installation by @flferretti in #441
• Update readme structure and video content by @CarlottaSartore in #442
• Add GPU Performance Notice by @lucaslibshutz in #446
• Support multiple different models in headless rendering by @flferretti in #434
• Make pixi.lock updates be authored by Github Actions Bot by @flferretti in #456
• Activate warmup run by default for benchmarks by @flferretti in #460
• Decouple constraint forces computation from contact forces by @xela-95 in #452
• Add static frame visualization in headless rendering by @flferretti in #450
• Implement parametric collision shapes scaling by @flferretti in #430
• Enhance performance and memory efficiency of hardware parametrization by @flferretti in #432
• Update bots name to be excluded from releases by @flferretti in #461

New Contributors

• @lucaslibshutz made their first contribution in #440

Full Changelog: v0.7.0...v0.8.0

v0.7.0

What's Changed

• Add pytest-benchmark in environment YAML by @flferretti in #345
• Simulator refactor by @CarlottaSartore in #366
• Fix ad integration tests by @younik in #367
• Update Pixi configuration for depends-on by @flferretti in #368
• Change workflow environment on Pixi CI by @flferretti in #369
• Fix environment variable usage for JAXSIM_COLLISION_USE_BOTTOM_ONLY by @flferretti in #357
• Refactor documentation and example scripts in README by @flferretti in #370
• Avoid unnecessary dynamics computation in RNEA-related functions by @flferretti in #371
• Enable simultaneous visualization of multiple robots in the passive viewer recorder by @flferretti in #358
• Inherit model contact parameters and gravity in js.model.reduce by @flferretti in #372
• Remove object references cycle in LinkDescription by @younik in #374
• Implement Runge-Kutta 4 integrator by @flferretti in #373
• Update pyproject.toml to use depends-on pixi parameter by @xela-95 in #376
• Skip AD integration test for ergoCub reduced model by @flferretti in #379
• Uniformize usage of integrators API by @flferretti in #378
• Fix temporary file handling in RodModelToMjcf on Windows by @flferretti in #381
• Create configuration for GPU benchmarks on local runner by @flferretti in #380
• Run performance regression checks against main branch by @flferretti in #388
• Remove enum_tools dependency and update documentation references by @flferretti in #385
• Add gravity parameter in build_from_model_description by @xela-95 in #389
• Add batched quantities replacing for model data by @flferretti in #387
• Reintroduce alternative contact models and streamline changes to the new API by @flferretti in #360
• Update README on integrators and contact models by @flferretti in #375
• Allow keyword arguments in RigidContactsParams constructor and fix benchmark tests by @flferretti in #391
• Update RelaxedRigidContacts default parameters by @flferretti in #392
• Avoid recompilation issue in JaxSimModelData instantiation by @flferretti in #395
• Enable reverse-mode autodiff for contact solves via gradients override by @flferretti in #394
• Update tests to run fine with robot_descriptions 1.16.0 by @traversaro in #406
• Adding actuation model with TN curve by @CarlottaSartore in #405
• Add fast Runge-Kutta4 integrator by @flferretti in #407
• Filter out bot-authored commits from generated release notes by @flferretti in #401
• Remove path filtering on CI triggers by @flferretti in #404
• Reduce logging verbosity when installing in editable mode by @flferretti in #398
• Allow passing camera tracking modality to the visualizer by @flferretti in #390
• Speed up Gazebo SDF installation in CI workflows by @flferretti in #403
• Use specific Docker image SHA256 for benchmarks by @flferretti in #408
• Add parametrization on hardware parameters by @xela-95 in #413
• Exclude github-actions PRs from release notes by @flferretti in #414

Full Changelog: v0.6.1...v0.7.0

v0.6.1

What's Changed

• Fix displayed version on Read The Docs by @flferretti in #338
• Remove unnecessary typehints and duplicated returntypes in jaxsim.math module by @flferretti in #341
• Avoid conflicting pydocstyle rule in ruff configuration by @flferretti in #343
• Add missing example in documentation thumbnails and update RST file structure by @flferretti in #342
• Use jax.block_until_ready in benchmarks by @xela-95 in #344
• JAX Jacobian of from_axis_angle producing NaNs by @ConnorTingley in #339

New Contributors

• @ConnorTingley made their first contribution in #339

Full Changelog: v0.6.0...v0.6.1

v0.6.0

What's Changed

• Allow alternative contact model in example notebook by @flferretti in #297
• Use a linalg.pinv to invert the mass matrix in RelaxedRigidContacts by @flferretti in #295
• Add frame example by @CarlottaSartore in #300
• Add GPU usage checks and configuration in the testing suite by @flferretti in #303
• Fix simulation test with relaxed rigid contact model by @flferretti in #294
• Change neutral element transform matrix in contact by @CarlottaSartore in #305
• Update pixi lockfile by @github-actions in #306
• Refactor ContactModel to remove parameters and terrain attributes by @flferretti in #299
• Add benchmark tests for model dynamics and kinematics functions by @flferretti in #308
• Update Pixi workflow task name by @flferretti in #309
• Update pixi lockfile by @github-actions in #311
• Refactor simulation input classes and fix deprecation warnings by @flferretti in #307
• Add named_scope decorator for enhanced profiling by @flferretti in #310
• Refactor collision shapes creation to conditionally exclude top corners by @flferretti in #312
• Document environment variables usage by @flferretti in #313
• Simplify pixi configuration and enhance testing tasks by @flferretti in #315
• Inherit integrator attribute when reducing a JaxSimModel by @flferretti in #318
• Fix js.common.named_scope decorator usage by @flferretti in #316
• Add environment variable to disable runtime exceptions and update documentation by @flferretti in #320
• Remove deprecated rod method from test configuration by @flferretti in #324
• Remove metadata attribute from integrators and parametrize simulation tests by @flferretti in #323
• Add safe norm function and refactor usages by @flferretti in #319
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #328
• Add experimental JAX Metal support by @flferretti in #327
• Added usage section in ReadMe and basic example for simulator by @CarlottaSartore in #314
• Fix typo in KinDynParameters class name by @xela-95 in #321
• Improve docstring quality and consistency by @flferretti in #326
• Avoid preallocation of JAX arrays during JaxSim import by @flferretti in #329
• Slightly optimize computation for RigidContacts model by @flferretti in #325
• Make CartPole notebook runnable in colab by @younik in #332
• Clarify steps require for pixi installation by @traversaro in #331
• Compute free-floating Jacobian derivative using batched math operations by @flferretti in #330
• Improve variable naming in extract_model_data for readability by @flferretti in #333
• Add UI parameter to MujocoVisualizer by @flferretti in #334
• Add ModelToMjcf class for generic model to MJCF conversion by @flferretti in #335
• Add unit tests for ModelToMjcf conversion and fix typo in MujocoCamera by @flferretti in #336

New Contributors

• @CarlottaSartore made their first contribution in #300
• @younik made their first contribution in #332

Full Changelog: v0.5.0...v0.6.0

JaxSim v0.5.0

What's Changed

• Add mesh support by @lorycontixd in #156
• Add scheduled workflow configuration to update pixi lockfile by @flferretti in #221
• Update pixi lockfile by @github-actions in #222
• Update pixi lockfile by @github-actions in #224
• Add pyupgrade configuration and update to latest ruff version by @flferretti in #226
• Add alternative rigid contact model by @xela-95 in #227
• Add support for 32bit simulations by @flferretti in #225
• Add support for continuous joints by @diegoferigo in #228
• Add relaxed rigid contacts model by @flferretti in #223
• Improve sampling random joint positions by @diegoferigo in #229
• Add support for sampling JaxSimModelData objects with random base orientation by @diegoferigo in #230
• Fix jaxsim.api.model.link_contact_forces by @diegoferigo in #232
• Account for joint torques in the rigid contact models by @flferretti in #233
• Use jax.tree.map instead of jax.tree_utils.tree_map by @flferretti in #234
• Speed up various functions avoiding using jax.vmap on indexes by @flferretti in #235
• Simplify CRBA by merging two jax.lax.cond branches by @diegoferigo in #236
• Fix references representation in system_velocity_dynamics by @xela-95 in #240
• Fix conversion of non-inertial-fixed contact forces in jaxsim.api.contact.collidable_point_dynamics by @diegoferigo in #241
• Fix jaxsim.api.model.link_contact_forces by @xela-95 in #242
• Rigid contacts speedup improvements by @xela-95 in #237
• Remove is_urdf argument when building the model by @flferretti in #238
• Refactor SoftContacts algorithm by @diegoferigo in #245
• Allow Rigid*ContactsState to accept kwargs by @flferretti in #246
• Update ContactModel.compute_contact_forces APIs by @diegoferigo in #247
• Account for joint torques in relaxed rigid contact model by @flferretti in #251
• Update pixi lockfile by @github-actions in #249
• Switch from jaxopt to optax in relaxed rigid contact model by @flferretti in #244
• Handle auxiliary dictionary in variable step integrators by @flferretti in #255
• Uniform usage of joint_forces and joint_force_references argument names by @diegoferigo in #253
• Remove *ContactsState classes by @diegoferigo in #256
• Split static and dynamic contact params by @diegoferigo in #257
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #258
• Add new ViscoElasticContacts by @diegoferigo in #248
• Remove absolute time from JaxSimModelData and introduce JaxSimModel.time_step by @diegoferigo in #262
• Disable host callbacks and enforce 32bit precision when running on TPU by @flferretti in #263
• Add helper to convert JaxSimModelData to mujoco.mjData by @diegoferigo in #264
• Refactor contact models and add tests by @diegoferigo in #260
• Update existing notebooks of examples by @diegoferigo in #265
• Add example notebook for rigid body dynamics by @flferretti in #261
• Add dependabot by @diegoferigo in #266
• Bump peter-evans/create-pull-request from 6 to 7 in the dependencies group by @dependabot in #267
• Fix API deprecations in tests by @flferretti in #268
• Fix bug in Delassus matrix computation in example notebook by @xela-95 in #270
• Update contact models by @diegoferigo in #269
• Make FrameParameters.body static by @flferretti in #273
• Refactor integrators module and redefine JaxSimModel class attributes by @flferretti in #252
• Fix reset of system velocity in model.step by @xela-95 in #278
• Enforce joint position limits by @flferretti in #275
• Fix running AD through jaxsim.math.Rotation.from_axis_angle by @diegoferigo in #277
• Optimize performance and memory usage in dynamics computations by @flferretti in #280
• Update Devcontainer configuration to use pixi by @flferretti in #276
• Update maintainers and CODEOWNERS files by @flferretti in #282
• Raise error if HTTP request fails by @flferretti in #284
• Update pixi configuration by @diegoferigo in #281
• Consider only enabled collidable points in contact forces computation for Rigid, RelaxedRigid and Soft contact models by @xela-95 in #274
• Finalize minor changes for v0.5 release by @flferretti in #272
• Update pixi lockfile by @github-actions in #285
• Enhance code quality checks and fix documentation errors by @flferretti in #287
• Refactor RelaxedRigidContacts by @diegoferigo in #286
• Fix timeout in ReadTheDocs build by @flferretti in #288
• Add trimesh in Pixi dependencies by @flferretti in #291

Full Changelog: v0.4.2...v0.5.0

JaxSim v0.4.2

What's Changed

• Add function to compute the Jacobian derivative of additional frames rigidly attached to links by @xela-95 in #210
• Add GIFs to README.md by @diegoferigo in #211
• Simplify SO3 instantiation and quaternion handling by @flferretti in #212
• Add function to compute the jacobian derivative of collidable points by @flferretti in #213
• Add data parameter to jaxsim.api.references.JaxSimModelReferences.zero by @xela-95 in #215
• Use libosmesa for headless rendering in Colab by @flferretti in #214
• Add the possibility to set forces to frames by @flferretti in #209
• Allow building a MJCF without user-defined cameras by @flferretti in #216
• Fix apply_frame_forces in references module by @flferretti in #217
• Fix JaxSimModelReferences.apply_frame_forces by @flferretti in #220
• Allow models with a single link in RBDAs with JAX_DISABLE_JIT by @flferretti in #219

Full Changelog: v0.4.1...v0.4.2

JaxSim v0.4.1

What's Changed

• Enable pre-commit.ci for style checking by @flferretti in #197
• Improve support of visualizing heightmaps/hfield in the Mujoco passive viewer by @diegoferigo in #202
• Fix test_simulations::test_box_with_zero_gravity by @diegoferigo in #204
• Use explicit integration of quaternions also in schemes on SO(3) by @diegoferigo in #205
• Improve custom cameras support in MujocoVisualizer and MujocoVideoRecorder by @diegoferigo in #206
• Fix default normal of plane terrain by @diegoferigo in #207

Full Changelog: v0.4.0...v0.4.1

JaxSim v0.4.0

What's Changed

• Update CI/CD workflow to interface with PyPI as Trusted Publisher by @diegoferigo in #174
• Check plane_normal type when instantiating a PlaneTerrain by @flferretti in #177
• Speed up passing different JaxSimModel with same pytree structure to JIT-compiled functions by @diegoferigo in #179
• Raise exceptions from jit-compiled functions by @diegoferigo in #181
• Add ContactModel base class and abstract contact handling in JaxSimModel and JaxSimModelData by @flferretti in #178
• Validate link, frame, and joint indices in our jit-compiled APIs by @diegoferigo in #182
• Update exceptions test by @diegoferigo in #184
• Always forward to the integrator the model and data passed to jaxsim.api.model.step by @diegoferigo in #183
• Refactor contact forces sum in api.ode.system_velocity_dynamics by @flferretti in #180
• Extend test of link bias acceleration by @diegoferigo in #185
• Speed up computation of contact jacobians by @diegoferigo in #188
• Move pixi.lock to git lfs by @diegoferigo in #189
• Fix integration stage for integrators of type ExplicitRungeKuttaSOMixin by @xela-95 in #192
• Finalize minor changes for v0.4 release by @flferretti in #186
• Add example notebooks in documentation by @flferretti in #187
• Update project's metadata by @diegoferigo in #193
• Fix PlaneTerrain.__eq__ when called in jit context by @diegoferigo in #198

Full Changelog: v0.3.0...v0.4.0