Yuval Tassa
ec94bb49aa
Make constraint island discovery on by default.
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Also fix latent bug in mjData serialization.
PiperOrigin-RevId: 799505349
Change-Id: I299e7cc8133fa2ec0b339a7ff3d02543e06778b1
2025-08-26 04:27:24 -07:00
Yuval Tassa
a230aa60c5
Improve mj_addM and associated test
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- Updated docs to clarify that only the lower triangle is touched
- The function was unnecessarily adding the upper triangle in the sparse case
- The test used an unnecessarily large model and stepping it leading to timeouts under ASAN
PiperOrigin-RevId: 798528736
Change-Id: I592cc17dfb62379bb0cd6b332a8eb7e8b0ef6355
2025-08-23 03:56:47 -07:00
Yuval Tassa
424226b640
Refactor mj_mulM to use CSR structure
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PiperOrigin-RevId: 796450207
Change-Id: I2a9d567732614674547c7ae02ff0d3d4bbf1b654
2025-08-18 09:09:29 -07:00
Yuval Tassa
1447711037
Rename spec to sig in state-related API functions.
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(to avoid confusion with mjSpec)
PiperOrigin-RevId: 795848898
Change-Id: I0b64eb85f5c7a3ee889a746c751d9f5561650277
2025-08-16 08:38:25 -07:00
Yuval Tassa
977f94e9df
Delete sparsity structures from mjData, use the ones in mjModel
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PiperOrigin-RevId: 795067950
Change-Id: If4f52e40ac49f7c6986b33ef9c8b534199dfd21a
2025-08-14 09:13:02 -07:00
Rishi Krishnan
ed3ff15870
Update MuJoCo's version number following the 3.3.5 release.
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PiperOrigin-RevId: 792806341
Change-Id: Ic68ecceacc48ddbd6b0c741ae8f0791551e1b4dd
2025-08-08 16:45:12 -07:00
Kyle Bayes
db72d0d53c
Clamp dist in mj_geomDistanceCCD. Closes #2710
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PiperOrigin-RevId: 785393424
Change-Id: I508cd2ad6f47ca022cc54f228247ca498fda691f
2025-07-21 05:09:38 -07:00
Yuval Tassa
d0e4771c8c
Add contact sensor.
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PiperOrigin-RevId: 783011982
Change-Id: Ica56fe9d520fa1d1ee7338e09148b1a55a049912
2025-07-14 13:03:35 -07:00
Rishi Krishnan
3c99705f85
Update MuJoCo's version number following the 3.3.4 release.
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PiperOrigin-RevId: 781596261
Change-Id: Iac050c4b9cb65542b52fa6b8c54ff2537bc6a648
2025-07-10 10:47:26 -07:00
Kevin Sayed
a4ab35c194
update scrubs and set next version
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PiperOrigin-RevId: 770740070
Change-Id: I6b2f1356706b1849872df2583adbbb3f72057884
2025-06-12 11:39:45 -07:00
Yuval Tassa
b0c36c6b33
Remove dead functions.
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PiperOrigin-RevId: 758663369
Change-Id: I2de0d9802eb73c3541ef17e46182608b08a3793e
2025-05-14 06:55:39 -07:00
Yuval Tassa
dd28b887d4
Rename C sparse structure to M in mjdata, improve docstrings.
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PiperOrigin-RevId: 758636638
Change-Id: If78acc423601d2911f514929b27f7b6d0af9ef58
2025-05-14 05:26:19 -07:00
Yuval Tassa
627fffdef9
Switch mjData.{qH,qLD} from full ("M") to reduced ("C") inertia matrix structure.
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PiperOrigin-RevId: 758273074
Change-Id: If1a2e663ea70044694af985e0119afd6d58115ac
2025-05-13 10:20:32 -07:00
Yuval Tassa
436b5a8e1f
Add mju_addToSymSparse
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- Internal engine function to add a symmetric sparse matrix to a dense matrix.
- Also minor refactors to related functions.
PiperOrigin-RevId: 757954336
Change-Id: I8d8a48bcbbd5d6c618ae097a87df2bc1e6f5ef1d
2025-05-12 16:19:43 -07:00
Yuval Tassa
755564a348
Remove unused code related to legacy island implementation.
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Also fix a docstring.
PiperOrigin-RevId: 757939564
Change-Id: I3a970fd38c63886d34cd23b1fb45617a9ce5c147
2025-05-12 15:39:16 -07:00
Yuval Tassa
dfe22f7ef7
Remove stale reference to uncompressed sparse matrix.
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PiperOrigin-RevId: 757775265
Change-Id: Ic18c0c89ab84285a7d93e24c65e50832ebc53c6f
2025-05-12 08:30:43 -07:00
Yuval Tassa
ecb769fc3a
Refactor islands to be memory contiguous.
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PiperOrigin-RevId: 755803476
Change-Id: I41972b07e0d5ef5d0117c94f565b93367b87458b
2025-05-07 05:06:27 -07:00
Google DeepMind
4137a4c774
Bump version to 3.3.3 following the 3.3.2 release
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PiperOrigin-RevId: 752482043
Change-Id: I3dae8a0b9de2be4d456e856825c18f16f62bf51a
2025-04-28 16:09:25 -07:00
Yuval Tassa
c2ac0d724e
Add mju_gather and mju_scatter, private engine functions.
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PiperOrigin-RevId: 750245294
Change-Id: I3a14ccdd55a324d3fe206e388fb2a513772f5f5e
2025-04-22 10:33:33 -07:00
Gabe Oppenheimer
440ce5eb7a
Update the version number to 3.3.2 following the 3.3.1 release.
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PiperOrigin-RevId: 746147577
Change-Id: Idb7b4e7e06a4730b4f2eea8f6600b898e998f8db
2025-04-10 13:17:20 -07:00
Yuval Tassa
de48f4178f
Add missing term in mj_jacDot
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PiperOrigin-RevId: 735686836
Change-Id: I813ca46f71e368ddc97a6d2e540102137b31dbcf
2025-03-11 03:01:29 -07:00
Yuval Tassa
0f563ecf31
Switch mjData.{qH,qLD} from reduced ("C") to full ("M") inertia matrix structure. No performance impact of extra zeros because of existing "simple dof" skipping mechanism.
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PiperOrigin-RevId: 733523931
Change-Id: Ic8d8a152dda5532331c239cb6b4ce7d8d09b7fff
2025-03-04 17:34:35 -08:00
Kevin Sayed
06e217df7e
[MJ3.3.1] Bumping internal version number.
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PiperOrigin-RevId: 731876412
Change-Id: I1c0f4a18bbc2e0bf80e01512ea196841848220af
2025-02-27 14:53:28 -08:00
Kevin Sayed
9996500de9
update the version number to 3.3.0 instead of 3.2.8
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PiperOrigin-RevId: 731397143
Change-Id: I54089f1678097acf7e4998958effb396da1e47be
2025-02-26 11:42:55 -08:00
Kyle Bayes
ed16f2daf2
Set nativeccd as default.
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PiperOrigin-RevId: 731343200
Change-Id: I315779017b676f3d118e0d38ee53a515272f50b8
2025-02-26 09:15:15 -08:00
Yuval Tassa
fb07e0d1f7
Convert qLD to CSR format.
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PiperOrigin-RevId: 728196818
Change-Id: I31bdf32e251293284426ed345019f27fd051a0e1
2025-02-18 07:14:45 -08:00
Yuval Tassa
faed1a1137
Clean up mj_jacSparse.
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PiperOrigin-RevId: 725994792
Change-Id: I928a6312a6910231bfeb96ef7a3f29f1d128565c
2025-02-12 04:06:00 -08:00
Yuval Tassa
5ee0654830
Roll back recent change to mjData.qLD until some issues are resolved.
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PiperOrigin-RevId: 724389161
Change-Id: I1b30ab0950ab5c5e611b1c6fc3bf3f42f964939c
2025-02-07 10:21:42 -08:00
Yuval Tassa
c27d3758c2
Convert qLD to CSR format.
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PiperOrigin-RevId: 723955038
Change-Id: I30c3dc7f59739e89ae5fff8841432bc74717ec1b
2025-02-06 08:59:35 -08:00
Gabe Oppenheimer
6436055c6c
Update the version number to 3.2.8 following the 3.2.7 release.
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PiperOrigin-RevId: 715870970
Change-Id: I9fc9a09d959043f3029faa7296a717ea56f75c89
2025-01-15 11:13:27 -08:00
Yuval Tassa
69c9ac074a
Remove mjData.qLDiagSqrtInv, add corresponding argument to mj_solveM2.
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- `qLDiagSqrtInv` is only required for the dual solvers. It is now computed as-needed rather than unconditionally.
- `mj_solveM2` now requires a new input array `sqrtInvD` which contains the square root of the inverse diagonal D (formerly saved in `qLDiagSqrtInv`).
PiperOrigin-RevId: 710805133
Change-Id: I0622d6a8da3882916824e9c10bad9223c122c321
2024-12-30 15:24:36 -08:00
Yuval Tassa
ec322641b7
Fix bug in mj_mulM2.
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PiperOrigin-RevId: 710756899
Change-Id: I30c0725859ba0f1a59750dc89eebb9eba84fa71b
2024-12-30 11:14:56 -08:00
Yuval Tassa
8cb253b6ca
Fix typos.
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PiperOrigin-RevId: 710678815
Change-Id: Iab6f603f8f4d782ac7f34140add39e1f37625167
2024-12-30 04:15:29 -08:00
Yuval Tassa
2691887500
Add engine-internal convenience macro for allocating typed arrays, improve error message.
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PiperOrigin-RevId: 705126655
Change-Id: I2bd8fada6d33a919d2fb82297f93ac57958355a4
2024-12-11 09:04:44 -08:00
Gabe Oppenheimer
c90a63a926
Update the version number to 3.2.7 following the 3.2.6 release.
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PiperOrigin-RevId: 702103729
Change-Id: Id5581cc823a17360e7bb98ac0aa4342020c1aefa
2024-12-02 15:30:52 -08:00
Kyle Bayes
0e8cca93e1
Refactor nativeccd interface.
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- Update mj_ccd interface for multi-contacts,
- Support GJK cutoff distance, and
- Remove mjc_fixNormal from nativeccd (causes bug with cylindar box collisions).
PiperOrigin-RevId: 696185362
Change-Id: I4828b7ee1bde078268220172a4937cd553f6187e
2024-11-13 10:28:45 -08:00
Kevin Sayed
276f5b04cd
Bump MuJoCo version to 3.2.6.
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PiperOrigin-RevId: 693472991
Change-Id: Ic202f52dd42c55c43ba05ca21b5cc6a4024b0c72
2024-11-05 14:13:08 -08:00
Google DeepMind
ffdb800e45
Update the MuJoCo version for the 3.2.5 release following the 3.2.4 release.
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PiperOrigin-RevId: 686641388
Change-Id: I68d5183c9d369b7617f692ab97c12c53f0d2504c
2024-10-16 14:24:06 -07:00
Gabe Oppenheimer
c2024ef6d1
Update the MuJoCo version for the 3.2.4 release.
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PiperOrigin-RevId: 686261295
Change-Id: Ib59e44a6829a79fd480f2822a68cb05f94c38732
2024-10-15 15:34:09 -07:00
Kyle Bayes
5a95d601ed
Use GJK for geom distance when the nativeccd flag is enabled.
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PiperOrigin-RevId: 686035648
Change-Id: Ib6121394b420df4ba431c38443479d33eeaf1dd9
2024-10-15 03:25:18 -07:00
Yuval Tassa
e4d4153352
Move sanitizer instrumentation to a separate header file. Fixes #2049 .
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PiperOrigin-RevId: 672986547
Change-Id: I42522f4925237a73168e965364a2dd65c0f067cb
2024-09-10 09:05:35 -07:00
Yuval Tassa
3437361bfb
Add reduced sparse dof-dof matrix structures to mjData.
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PiperOrigin-RevId: 670919263
Change-Id: I3592de802ae84648d97230115c2e9c3437424968
2024-09-04 04:24:02 -07:00
Yuval Tassa
42eb669e4e
Precompute mappings between M <-> D sparse representations.
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PiperOrigin-RevId: 670898353
Change-Id: I4b15477b1b6eb4a64cf7d4a0bb5af8fcb95d4e45
2024-09-04 02:57:13 -07:00
Yuval Tassa
2d3d5415b7
Add mj_jacDot: Time derivative of kinematic Jacobian.
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PiperOrigin-RevId: 670505417
Change-Id: Icf30cff5dc955e002bd2f5d5fb3a04f8388d0780
2024-09-03 04:49:47 -07:00
Yuval Tassa
f3cfe7a84a
Minor clean up in mj_jac.
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PiperOrigin-RevId: 668395751
Change-Id: I5c3104ad59a5a709cf1639df663c864fa9d02399
2024-08-28 04:45:40 -07:00
Yuval Tassa
2efbd31762
Add mjSAMEFRAME_BODYROT and mjSAMEFRAME_INERTIAROT frame alignment shortcuts.
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PiperOrigin-RevId: 666318799
Change-Id: I0af1824d2bd9eaca7b48a9e33e09f873dd33b22d
2024-08-22 06:08:25 -07:00
Yuval Tassa
8b03daa09b
Add mjtSameFrame enum to specify frame alignment of bodies with their children.
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PiperOrigin-RevId: 666303674
Change-Id: I53dc56e1ca52afa280ae5abaf4158edc465fb1e0
2024-08-22 05:17:06 -07:00
Kyle Bayes
0bffd744f9
Add nativeccd flag. When this flag is enabled, general convex collision detection is handled natively, as opposed to using libccd.
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PiperOrigin-RevId: 663859009
Change-Id: Ife18bb1de62f2154e4725fdf764484a18586b836
2024-08-16 14:08:35 -07:00
Taylor Howell
2c56946547
Increase mjVERSIONSTRING to 3.2.3 after release.
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PiperOrigin-RevId: 660891033
Change-Id: I2bda69d11cab60a83b0c77bb53214240eacaea62
2024-08-08 10:31:57 -07:00
Gabe Oppenheimer
ebc48d2783
Update the MuJoCo version to v3.2.2 following the 3.2.1 release.
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PiperOrigin-RevId: 660036707
Change-Id: I7e649e5a0ce6db863bcb99dc4fc1aa851b3f5140
2024-08-06 11:39:30 -07:00