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
2b45b39ce5
Move mjtConstraint from mjmodel.h to mjdata.h.
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PiperOrigin-RevId: 798987338
Change-Id: I3117742de7eb3c16366f266fe0c0651262717cb4
2025-08-24 23:45:14 -07:00
d77ecb3f06
Move mjtConstraintState from mjmodel.h to mjdata.h.
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This is the correct location, this enum is only used in `mjData`, not `mjModel`.
PiperOrigin-RevId: 798860951
Change-Id: I48b9a2afc831bd9a6966cc9586429fd03605bdd2
2025-08-24 12:37:54 -07:00
1c1bb14e1c
Order fields in mjxmacro like in mjmodel and mjdata headers, add tests.
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PiperOrigin-RevId: 798848000
Change-Id: Id1a41f6a0a4e3e6f3bb197f096061bd1d72a4b51
2025-08-24 11:17:30 -07:00
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
a64a26c3ae
No public description
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PiperOrigin-RevId: 798355907
Change-Id: I3a225e3200cbc60ccc3d93f21694a606a7ab296a
2025-08-22 15:04:46 -07:00
93c5665730
Add some missing Nullable annotations.
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PiperOrigin-RevId: 798298579
Change-Id: I773eda7deca10c820345a33835716072e0b9af5a
2025-08-22 12:15:02 -07:00
1fb1810b07
Add ability to specify a material assignment to a mesh asset.
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This extends both the spec and the XML definition to allow specification of a material name on a mesh. This material acts as a fallback in the case that the referencing geom element does not specify a material of it's own.
PiperOrigin-RevId: 798232378
Change-Id: Iaf300c727732744ea1b613e64334ee505ac6e209
2025-08-22 09:11:31 -07:00
42d8454555
Internal change.
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PiperOrigin-RevId: 798190254
Change-Id: Ie3a3b6e074511991cc6ccb35f2c26c6d9ae7ccd8
2025-08-22 06:41:49 -07:00
ecfe65242f
Add nullable attribute to AST nodes for function parameters in API introspection. Fixes #309
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This change introduces an `nullable` flag to `ArrayType`, `PointerType`, and `FunctionParameterDecl`. The code generation process now parses function comments from `mujoco.h` to identify parameters marked as "Nullable" and sets this flag accordingly.
PiperOrigin-RevId: 797870883
Change-Id: Ic7cac5a7a9c14177fbf97b8655c5c4809d4ef683
2025-08-21 12:35:10 -07:00
2f28473bc1
Remove transposed Jacobian fields from mjData
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No longer computed unconditionally, only ad-hoc where required.
PiperOrigin-RevId: 797753297
Change-Id: I2030fc342c98ff33575b0526dd72e2110c4fcb74
2025-08-21 07:21:24 -07:00
b66175eba6
Bending stiffness for curved shells in flex.
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PiperOrigin-RevId: 796361841
Change-Id: I105ea235fe2a8e1bcbde67276d77fa92eed214a1
2025-08-18 04:13:18 -07:00
6b41fbe72a
Use CSR matrices for dof-dof index mappings
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PiperOrigin-RevId: 795895311
Change-Id: I1000e0ee98906ef35990e73236e85d6354487b82
2025-08-16 13:06:32 -07:00
c0096b51a4
Move ntree to mjModel allocator sizes
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PiperOrigin-RevId: 795855203
Change-Id: Idab185294d53dced9ebf073b782969dc5643b95a
2025-08-16 09:16:41 -07:00
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
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
7eb13777f8
Put sparsity structures in mjModel, don't use them yet.
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PiperOrigin-RevId: 795032051
Change-Id: I75c69e881980ff9c308acf00bb3a65f4b2ef12f5
2025-08-14 07:37:42 -07:00
07e7417d26
Add prefix to asset paths when appending specs.
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PiperOrigin-RevId: 794966246
Change-Id: I4825a11cc3234e6f403340dd997742cea0e2183b
2025-08-14 03:48:56 -07:00
eff4dda189
Suffix asset names when attaching specs.
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PiperOrigin-RevId: 794717786
Change-Id: I02abe06ca3c43138e91e61f4acf87a26b3faf7fc
2025-08-13 13:43:16 -07:00
cc52d0242b
Do not strip the path when compiling an mjSpec.
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The path has already been stripped while parsing. This will enable prefixes that contain a `/` while attaching.
Also use `spec.meshdir` for asset paths in `spec.to_zip()`.
PiperOrigin-RevId: 794573523
Change-Id: Ic36bb641c3d72848399006cf718afd8542e91ed4
2025-08-13 07:43:25 -07:00
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
3152458a6b
Update Mujoco Deps in preperation for the 3.3.5 release
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PiperOrigin-RevId: 792755404
Change-Id: I9776bb5e5bf2a891e0fa0fbf486875727e1d13b4
2025-08-08 14:07:00 -07:00
249b0cd87d
Improve field order and comments in mjdata.h
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PiperOrigin-RevId: 792642328
Change-Id: I59330e228a111edec9e86d93d5cdf646b0fab00e
2025-08-08 08:52:35 -07:00
4e67fe79f3
Fix use of DYLD_FALLBACK_LIBRARY_PATH in mjpython.
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According to `man dyld`, the default value for DYLD_FALLBACK_LIBRARY_PATH changed in late 2023. In newer binaries, if DYLD_FALLBACK_LIBRARY_PATH is not set, dyld will use /usr/local/lib and /usr/lib as fallback. If it is set, these locations will not be used as lookup paths unless explicitly added.
Fixes #2781
PiperOrigin-RevId: 791897707
Change-Id: I00d7e80bfbd5e5d7dbf2f601eaad4d9b0e1030f3
2025-08-06 16:53:25 -07:00
21a7ac7dd9
Change the license field in pyproject.toml to SPDX string.
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According to the deprecation warning, support for the old way of declaring the license will be removed from setuptools on 2026-Feb-18.
PiperOrigin-RevId: 791716539
Change-Id: Iaf9ec55f9425380b017bd7ea370cd481ed01aa8f
2025-08-06 09:11:14 -07:00
784c7a419b
Improve builtin hemisphere docs
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PiperOrigin-RevId: 791271829
Change-Id: I391215b5388f4e9e2a17198dbcdbd0c605fda4b4
2025-08-05 10:25:45 -07:00
2f4375dda3
Add font_scale option to Renderer
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PiperOrigin-RevId: 791213051
Change-Id: I22efd8d09637edbd9a4861132dfff3b46e9340bc
2025-08-05 07:50:20 -07:00
705ec6d7fb
Adds built-in superellipsoid mesh.
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PiperOrigin-RevId: 791196831
Change-Id: I1d864f6e620870f016377a4d9e2e26d1a23fd77e
2025-08-05 07:02:52 -07:00
a5d4d1000e
Add built-in supertoroid mesh.
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PiperOrigin-RevId: 791180080
Change-Id: I3a70f50ff4a52a1bd4b88fc30334a574895145b4
2025-08-05 06:06:43 -07:00
996f0040fd
Add built-in sphere mesh.
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PiperOrigin-RevId: 791162850
Change-Id: I573a414727e79f1a495e0f2282b2faff48ab3443
2025-08-05 05:05:05 -07:00
5220767457
Add built-in hemisphere mesh.
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PiperOrigin-RevId: 791148546
Change-Id: Ic9ff0c9b0f5fa4fd22d5f7f848f150cf74d378ba
2025-08-05 04:16:24 -07:00
a5a6379f83
Add built-in cone mesh type.
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Also delete `prism` type since it is subsumed by cone.
PiperOrigin-RevId: 790992343
Change-Id: I7a9c6f2a4377489173acd64b23086c748d2cee8e
2025-08-04 19:35:32 -07:00
32c7d3f085
Tag nullable arguments in main header. Fixes #309
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Nullable arguments will be added to the `introspect` datastructures in a future change.
PiperOrigin-RevId: 789350522
Change-Id: I0bfd12fab5121f94b937264570f907593b63cf64
2025-07-31 08:39:16 -07:00
23fa7c00d5
Remove usage of size_t types in mjModel, use mjtSize (uint64_t) instead to improve portabilty of MJB files to WASM.
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PiperOrigin-RevId: 789321991
Change-Id: Ic25fab876c347fc75f5ca24cad09e8fd972f035f
2025-07-31 07:08:33 -07:00
51babec9c5
Move tactile sensor to the engine.
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PiperOrigin-RevId: 788863133
Change-Id: I3172ebb7641fa8146469da25cba7db794760e7b1
2025-07-30 05:27:44 -07:00
89f4789085
Add mjs_makeMesh to create a builtin mesh.
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PiperOrigin-RevId: 788538127
Change-Id: I999733399a1a0da07b0f915f34d31364ab8b3b52
2025-07-29 11:31:18 -07:00
46dc67b7eb
Add function mjs_sensorDim to user API.
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Note: change to (unreleased) contact sensor mjSpec API
PiperOrigin-RevId: 788507423
Change-Id: Ie639afb7ed01dc3f7bab43a3e812e8e0b0c67d07
2025-07-29 10:20:27 -07:00
a771fc6c09
Increase mjNSENS to 3
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PiperOrigin-RevId: 788468705
Change-Id: Id22f131bebb6accc9a29c9aa285efa75fa8b2c16
2025-07-29 08:38:13 -07:00
9e7979e492
Add checks for contact sensor when constructing with mjSpec Python bindings.
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PiperOrigin-RevId: 788008233
Change-Id: I14518b8cce1a7dad4fd24933478e0cc1bb75e350
2025-07-28 07:50:56 -07:00
83435361fa
Increase max points in 2D plot from 1000 to 1001.
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PiperOrigin-RevId: 787513580
Change-Id: I573c779932fa7411b132020213637a25fa859844
2025-07-26 12:46:31 -07:00
7da32d186f
Add basic visual material parsing support to USD interop.
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For this first iteration we only support simple UsdPreviewSurface spec node graphs.
PiperOrigin-RevId: 786309455
Change-Id: I2e5501a65b22aca6da570bc94394514c67bd100a
2025-07-23 09:21:56 -07:00
4f43a7d08e
fix typo in bindings_test.py
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PiperOrigin-RevId: 785536018
Change-Id: I06dd65c65c12e92d354d900a8046b38c0c5de8d3
2025-07-21 12:37:23 -07:00
fc13995dd4
Yield ownership of vector<double>, vector<float>, and vector<int> to mjSpec in Python bindings.
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Fixes #2756
PiperOrigin-RevId: 785417251
Change-Id: Ib399c46ee59585258ace7d9583c68b7d06d0a9e4
2025-07-21 06:44:17 -07:00
60f9b34a77
Validate the MjModel pointer passed to MjData constructor.
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Fixes #2426 .
PiperOrigin-RevId: 785411895
Change-Id: If698120b5a4ab4ac457d35760380c140b1b5a208
2025-07-21 06:23:52 -07:00
5e666635f6
Remove mjtVisFlag.mjVIS_FLEXBVH and mjvOption.oct_depth
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PiperOrigin-RevId: 783355711
Change-Id: I1e11999d5c533925f1d07266aeca95598a5691ba
2025-07-15 09:08:22 -07:00
d0e4771c8c
Add contact sensor.
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PiperOrigin-RevId: 783011982
Change-Id: Ica56fe9d520fa1d1ee7338e09148b1a55a049912
2025-07-14 13:03:35 -07:00
6e7aaacb85
Do not rely on global object lists in mjCBody::NextChild().
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PiperOrigin-RevId: 782963753
Change-Id: I0afecbab4b7796f077963ba66eb7140d8f83ad89
2025-07-14 10:47:45 -07:00
9a41d385c1
Add needsdf flag to mjsMesh.
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PiperOrigin-RevId: 782949528
Change-Id: Iaa96326a91795c3469c991bd8def53560b38e4f0
2025-07-14 10:13:05 -07:00
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
96118da08b
Move SDF precomputation to the mujoco compiler.
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Before:
```
Simulation time : 2.24 s
Steps per second : 4472
Realtime factor : 8.94 x
Time per step : 223.6 µs
Newton iters / step : 2.47
Contacts / step : 3.37
Constraints / step : 13.49
Degrees of freedom : 12
Dynamic memory usage : 0.2% of 14M
```
After:
```
Simulation time : 1.71 s
Steps per second : 5854
Realtime factor : 11.71 x
Time per step : 170.8 µs
Newton iters / step : 2.19
Contacts / step : 3.45
Constraints / step : 13.79
Degrees of freedom : 12
Dynamic memory usage : 0.2% of 14M
```
PiperOrigin-RevId: 781075182
Change-Id: Ie509047ff581ab0df4b10bbd394c27d350ab5a13
2025-07-09 08:57:09 -07:00
Yuval Tassa