Commit Graph

584 Commits

Author SHA1 Message Date
Yuval Tassa 14dc7c2a60 Add "cameraid" attribute to visual/global specifying the default camera to use at model load.
PiperOrigin-RevId: 773783069
Change-Id: I2fff2abdceedc982d89cee8d14b95abceea1c113
2025-06-20 11:41:27 -07:00
Alessio Quaglino 0488d9f4eb Replace mjs_detachBody and mjs_detachDefault with mjs_detach.
In a follow-up, mjs_detach will be changed to only remove without deleting an element.

PiperOrigin-RevId: 773637351
Change-Id: I9ee4d3584ba88ccc225591337cf036bab806e25c
2025-06-20 04:12:27 -07:00
Yuval Tassa 4ce6293217 Fix bug in inverse dynamics when tendon armature is present.
PiperOrigin-RevId: 773604419
Change-Id: Iaffe3d831c6a5aba8a0a99c05aa76cbd862745f5
2025-06-20 02:25:04 -07:00
Kevin Sayed f978b4eea3 Release notes for 3.3.3 + update git hashes.
- Upgraded dependencies versions.
- Added release date for 3.3.3
- Reordered changelog to be a numbered list.

PiperOrigin-RevId: 769808336
Change-Id: Iffa074f52ef2e3f9d450ce6973a7e85980417367
2025-06-10 14:49:17 -07:00
Yuval Tassa bf56312c9d Increase size of image in changelog
PiperOrigin-RevId: 769549620
Change-Id: I8666771ecf50b91342694deeb357b3edfa3f62d9
2025-06-10 03:34:17 -07:00
Erik Frey caaf7b3a69 Add tendon armature to MJX.
PiperOrigin-RevId: 769294284
Change-Id: Idfbd4f355eb26fba5035973ab989a9d3af05c85f
2025-06-09 14:27:18 -07:00
Alessio Quaglino b8768aa1cd Allow to fusestatic a body if it doesn't generate a referencing error.
PiperOrigin-RevId: 769189929
Change-Id: I62f512813ea330da088b28d39373df39be10a602
2025-06-09 10:05:57 -07:00
Alessio Quaglino 84ad22a590 Add mj_copyBack for copying real-valued arrays from mjModel back to mjSpec.
Also add `SaveAndReadXML` function to test fixture using `mjSpec` as input.

PiperOrigin-RevId: 765393821
Change-Id: Ic257addd2fc89678fc11b226c168c077626cc51e
2025-05-30 17:17:14 -07:00
Tom Power 3a4b6e6c5b Added terrain generation to mjspec tutorial
PiperOrigin-RevId: 764229337
Change-Id: Ic541eefc4b561d3c39c5ee99c7d38466d7e75903
2025-05-28 06:13:26 -07:00
Yuval Tassa 89e39dc0a7 Expose mj_makeM as a sub-component.
PiperOrigin-RevId: 763662068
Change-Id: I55ced456dca751c1de09fb35e2f73c60ffc0d626
2025-05-27 00:35:55 -07:00
Google DeepMind 74cc904edc Convert light directional boolean into a type enum.
PiperOrigin-RevId: 761983728
Change-Id: Id5bf93c103e5358d9c5cd9f1176532a978e0b3a8
2025-05-22 08:51:18 -07:00
Alessio Quaglino b728a50eb2 Correct elastic2d default information in the changelog.
PiperOrigin-RevId: 761120899
Change-Id: Id7093f9baa775fb71cf1dd7aaf74f6bd8d4d5e83
2025-05-20 09:48:28 -07:00
Yuval Tassa bf722098f0 Fix broken link in changelog.
PiperOrigin-RevId: 760730799
Change-Id: I65e2d06f9162266b2929cc4d26af621fc3535197
2025-05-19 12:40:36 -07:00
Alessio Quaglino 7edbdd0ad6 Remove the Shell plugin and integrate it into the engine.
PiperOrigin-RevId: 760688502
Change-Id: Ia70988d42b7edf571d7cb4a4f48f8fc50b51667d
2025-05-19 10:51:25 -07:00
Yuval Tassa ced630181d Replace mjv_sceneState and related code with mjv_copy{Model,Data}
PiperOrigin-RevId: 760662776
Change-Id: I512bda9187fbc19ade6924b91d5cb2275078de42
2025-05-19 09:51:58 -07:00
Baruch Tabanpour 421c487d9d Set mocap_pos/quat in make_data. Fixes #2606.
PiperOrigin-RevId: 755903897
Change-Id: Ied04e9bd3febfe1bbbba24ed1f52b3c0c6e50f38
2025-05-07 10:13:17 -07:00
Yuval Tassa ecb769fc3a Refactor islands to be memory contiguous.
PiperOrigin-RevId: 755803476
Change-Id: I41972b07e0d5ef5d0117c94f565b93367b87458b
2025-05-07 05:06:27 -07:00
Google DeepMind 1dc5bcb04a Update changelog for 3.3.2 release
PiperOrigin-RevId: 752389725
Change-Id: I0976279bece09a099b6a34029575b24ba2d8fd1b
2025-04-28 11:46:41 -07:00
Taylor Howell f317bd17c3 Add tendon actuator force sensor to MJX.
PiperOrigin-RevId: 747344916
Change-Id: Iab513ff953408c002216ffff12e3f8c825cedc10
2025-04-14 03:51:20 -07:00
Gabe Oppenheimer 006c18b1d8 Update numbering in the 3.3.1 release notes to give MJX a numbered bullet in the docs.
PiperOrigin-RevId: 746455557
Change-Id: I04849ed1a5b97c0f6408d2333b13419e6cd35688
2025-04-11 07:37:24 -07:00
Taylor Howell 51c489fc30 Add inverse dynamics to MJX.
PiperOrigin-RevId: 745998273
Change-Id: I203af89332ace5d7a60fff3ec6ff4cc88c02340d
2025-04-10 06:08:41 -07:00
Gabe Oppenheimer da1850760a Prepare for v3.3.1 release.
PiperOrigin-RevId: 745602958
Change-Id: I412fd58bb063959d5a151f4bca9b3ba26e942d02
2025-04-09 08:40:30 -07:00
Taylor Howell 8fc616bf8f Add tendon actuator force limits to MJX.
PiperOrigin-RevId: 745529685
Change-Id: I43c372116daefc3dd2ed6ad1bb9c6e3978bc8527
2025-04-09 04:28:45 -07:00
Taylor Howell 96dda6ea75 Add tendon actuator force limits and tendon actuator force sensor.
PiperOrigin-RevId: 745096883
Change-Id: Ib9acb727fbbfc6b0b0323ee6a889053a7a878056
2025-04-08 05:16:35 -07:00
Yuval Tassa 16e49f2761 Advertise the Model Editing tutorial
https://youtu.be/LbANnKMDOHg?si=GiN7UPPhTh89c8aN

PiperOrigin-RevId: 745065758
Change-Id: Ic3d3e0603b6f6360580effb52b6cf3438efe2a53
2025-04-08 03:25:20 -07:00
Yuval Tassa d05251af2a Add tendon armature
PiperOrigin-RevId: 743939992
Change-Id: I587214f5d6fabbc0cc273c33d82decbe9ad8f919
2025-04-04 07:44:04 -07:00
Yuval Tassa f96f3e1c22 Add XML compiler/saveinertial flag. Fixes #2405
PiperOrigin-RevId: 743607654
Change-Id: I1f2e61be89b79c1995e079f36aa285096f9fb441
2025-04-03 10:12:42 -07:00
Google DeepMind 40393f460a Fix shadow flickering artefacts on platforms that do not support ARB_clip_control.
PiperOrigin-RevId: 743112447
Change-Id: Ibb727685605c0a257547162703f61e5232ff544c
2025-04-02 06:34:27 -07:00
Alessio Quaglino a02a27d4a4 Combine all mjs_attach functions into one.
PiperOrigin-RevId: 742702092
Change-Id: I89e35c59ada017cd061e2031584eeea71776743d
2025-04-01 08:05:58 -07:00
Alessio Quaglino ebd30493c8 Allow nameless bind in MJX.
PiperOrigin-RevId: 742592221
Change-Id: I9490aebd64e3a31219c552d5b6eb55236680f10d
2025-04-01 01:45:44 -07:00
Alessio Quaglino e8c67ca586 Allow orientation for user composite.
PiperOrigin-RevId: 740909723
Change-Id: Id38a55114d4257a461bbced57d35d6bb42a2597d
2025-03-26 14:44:51 -07:00
Alessio Quaglino 1bf24e9f67 Do not overwrite existing parent frames for worldbody elements when attaching an mjSpec to a frame or a site.
PiperOrigin-RevId: 737662046
Change-Id: I7028c21c803c01845ae1d53cb476f7b3df172313
2025-03-17 10:21:38 -07:00
Alessio Quaglino f25fc63f0f Default flex internal contacts to "false".
This function is unusual in the context of soft body simulations and has been a common gotcha for users, see e.g. #2500, #2079, #1900, and #1433. It should be used only if element inversion cannot be prevented otherwise.

PiperOrigin-RevId: 736822983
Change-Id: I76b0965c91c94dd88123826d218d7544ec37a88c
2025-03-14 04:55:09 -07:00
Yuval Tassa de48f4178f Add missing term in mj_jacDot
PiperOrigin-RevId: 735686836
Change-Id: I813ca46f71e368ddc97a6d2e540102137b31dbcf
2025-03-11 03:01:29 -07:00
Yuval Tassa 929e94cf59 Fix bullet indentation in changelog.
PiperOrigin-RevId: 731477093
Change-Id: Idece8a4f8db05546b878006fc22290896dc01182
2025-02-26 15:27:17 -08:00
Kevin Sayed e1f18a747e Update dependencies and the changelog ahead of the 3.3.0 release.
PiperOrigin-RevId: 731406295
Change-Id: I05027722a9681f71549b7e022dfe13fc381b8564
2025-02-26 12:07:55 -08:00
Kyle Bayes ed16f2daf2 Set nativeccd as default.
PiperOrigin-RevId: 731343200
Change-Id: I315779017b676f3d118e0d38ee53a515272f50b8
2025-02-26 09:15:15 -08:00
Alessio Quaglino 21fa8286f4 Fix changelog typo.
PiperOrigin-RevId: 730409533
Change-Id: Ife84281021be31b2385aa2263a36b9a2af09348a
2025-02-24 05:23:00 -08:00
Alessio Quaglino b3aa5df68a Improve composite docs and changelog.
PiperOrigin-RevId: 730394496
Change-Id: Ie993214deb82b526a96510e02f6ecff103c58607
2025-02-24 04:26:35 -08:00
Alessio Quaglino c52d1b3941 Remove the particle composite (replaced by replicate).
PiperOrigin-RevId: 730089997
Change-Id: If8d18fb56ae01241e76f84dbf7951e034026d829
2025-02-23 03:14:11 -08:00
Alessio Quaglino 0fcd20f0da Remove grid from composite types.
Replaced it with flexcomp in the models.

PiperOrigin-RevId: 730070619
Change-Id: Icbc69e4c6784c6252743f689a1eafb6482d0c393
2025-02-23 01:31:41 -08:00
Copybara-Service 7a2ad8fd97 Merge pull request #2436 from aftersomemath:rollout-notebook-pr
PiperOrigin-RevId: 728706864
Change-Id: I8f3a507234c4265564a4fee9df0ab8111ff7dd85
2025-02-19 09:42:08 -08:00
Alessio Quaglino b0e9d08673 Move introspect to python/introspect
PiperOrigin-RevId: 728695024
Change-Id: I96433e1e9ee509704d66bd4c1be1906732e4cc55
2025-02-19 09:01:21 -08:00
Levi Burner 3e56d2a6d0 update changelog for rollout notebook 2025-02-18 10:57:12 -05:00
Google DeepMind 37d7591ce0 Add support for user-defined figures in the MuJoCo viewer.
PiperOrigin-RevId: 726983516
Change-Id: Ifb821f3cafb163d4f3077d76b0668037b4bc5a9c
2025-02-14 10:45:47 -08:00
Tom Power 89253d957d Changes to inertia inference from meshes.
PiperOrigin-RevId: 726051033
Change-Id: I6edfc118280d103a2dd9d07f29f0094858769761
2025-02-12 07:43:13 -08:00
Google DeepMind ac2a324fbd Reduce "shadow acne" artifacts
PiperOrigin-RevId: 725640931
Change-Id: I95df97d6076b99c12e291f69e8e54bbe70538293
2025-02-11 08:28:12 -08:00
Yuval Tassa f73f0e1d0d Fix aspect ratios of embedded videos in docs.
Note that small videos, for some reason, need an aspect ratio that is different  from the actual aspect ratio.

PiperOrigin-RevId: 724879307
Change-Id: I681f071baf4eb09cfda41edeca0d1ee16be4181a
2025-02-09 03:33:10 -08:00
Baruch Tabanpour e0664b1bb8 Fix bug with box-box #2356.
PiperOrigin-RevId: 721138760
Change-Id: Ib9548b0bc505a9856176188c91858cff7c9accdf
2025-01-29 16:00:29 -08:00
Alessio Quaglino 7cdf180641 Introduce trilinear flex parametrization.
These flexes use only 24 DOFs (3 per vertex of the bounding box), while colliding with the full high resolution mesh.

On an 8x8x8 cube, the performance using DOFs at all vertices is

```
 Simulation time      : 18.74 s
 Steps per second     : 533
 Realtime factor      : 0.53 x
 Time per step        : 1874.4 µs

 Contacts per step    : 114.88
 Constraints per step : 3322.51
 Degrees of freedom   : 1536
```

With the new implementation, it is the following:

```
 Simulation time      : 1.82 s
 Steps per second     : 5507
 Realtime factor      : 5.51 x
 Time per step        : 181.6 µs

 Contacts per step    : 38.84
 Constraints per step : 155.36
 Degrees of freedom   : 24
```

PiperOrigin-RevId: 721008829
Change-Id: I833df027527db578d86667cc4b24295bcf6f7d22
2025-01-29 09:38:22 -08:00