Commit Graph

80 Commits

Author SHA1 Message Date
Yuval Tassa 86a77ff8eb Change mjtSize from uint64_t to int64_t.
This change makes `mjtSize` a signed, rather than unsigned 64-bit integer. While sizes are non-negative, the type promotion rules for unsigned integers can lead to unituitive downstream bugs, and 8 billion terabytes are enough bytes.

PiperOrigin-RevId: 834292964
Change-Id: Iea9c47c2a5d80fde63851a543d59ed0549db0f01
2025-11-19 07:55:54 -08:00
Yuval Tassa 414d6d80ac Update model memory footprint reporting in mj_printModel.
PiperOrigin-RevId: 831015711
Change-Id: I7cb5aba019ed99e239b6fadbaf162cbd6fd9d9fb
2025-11-11 12:08:22 -08:00
Yuval Tassa 769f37b653 Implement sleeping in engine
PiperOrigin-RevId: 829361787
Change-Id: I6f64d8e25c4248cf32c18cd94d37ff5def78946e
2025-11-07 03:33:07 -08:00
Yuval Tassa 252a0d73df Add sleep related data structures
PiperOrigin-RevId: 829055431
Change-Id: I1ccbd77a57044a754ae7db611b4c2c0010fbda53
2025-11-06 12:10:55 -08:00
Haroon Qureshi 99c18f07d3 Increase buffer size.
The smaller size is a warning/error on some targets:

```
error: ‘ bytes’ directive output may be truncated writing 6 bytes into a region of size between 0 and 15
```
PiperOrigin-RevId: 823047552
Change-Id: Id66b5828cf84a512dffc452753f1881deb685584
2025-10-23 08:16:54 -07:00
Yuval Tassa edbdb5195c Change MuJoCo engine source code function-spacing convention from 3 blank lines to 2
PiperOrigin-RevId: 813754244
Change-Id: I6836e41c3b021cb727e922c25c60f629b9814c93
2025-10-01 07:58:17 -07:00
Haroon Qureshi 6a7566872a Functions for printing the contents of mjvScene.
PiperOrigin-RevId: 812699642
Change-Id: Iafff53c952c952624129ff01a8c1b0aa5d38eec5
2025-09-29 02:47:17 -07:00
Yuval Tassa 52da7586dc Clean up includes in src/engine
PiperOrigin-RevId: 807726978
Change-Id: I02800deb79bfb3c328d941861ded9d817e8f6e32
2025-09-16 09:36:44 -07:00
Yuval Tassa 7a93e22514 Refactor MJMODEL_POINTERS into category-specific macros.
PiperOrigin-RevId: 802089588
Change-Id: Id3443f88e8243c5167a23b6e42eb32a32f88e8d3
2025-09-02 04:41:50 -07:00
Yuval Tassa b9900db00e Extract memory allocation functions and core utilities
PiperOrigin-RevId: 801745499
Change-Id: Iaf05c3430769d3115743d8ab020d13148cb2eb59
2025-09-01 03:38:25 -07:00
Yuval Tassa b1c94c3761 Add printing of block-diagonalized matrices
PiperOrigin-RevId: 800345520
Change-Id: I4996c5a7509cb451744d3e428a975cceee845ea5
2025-08-28 00:54:39 -07:00
Yuval Tassa 2f28473bc1 Remove transposed Jacobian fields from mjData
No longer computed unconditionally, only ad-hoc where required.

PiperOrigin-RevId: 797753297
Change-Id: I2030fc342c98ff33575b0526dd72e2110c4fcb74
2025-08-21 07:21:24 -07:00
Yuval Tassa 6b41fbe72a Use CSR matrices for dof-dof index mappings
PiperOrigin-RevId: 795895311
Change-Id: I1000e0ee98906ef35990e73236e85d6354487b82
2025-08-16 13:06:32 -07:00
Yuval Tassa 977f94e9df Delete sparsity structures from mjData, use the ones in mjModel
PiperOrigin-RevId: 795067950
Change-Id: If4f52e40ac49f7c6986b33ef9c8b534199dfd21a
2025-08-14 09:13:02 -07:00
Yuval Tassa 7eb13777f8 Put sparsity structures in mjModel, don't use them yet.
PiperOrigin-RevId: 795032051
Change-Id: I75c69e881980ff9c308acf00bb3a65f4b2ef12f5
2025-08-14 07:37:42 -07:00
Yuval Tassa 84ba12e7b3 Clean up and standardize mj_printFormattedData
PiperOrigin-RevId: 793087071
Change-Id: I99d45ccf6591af02ee26e7f800bfbcc872336eb1
2025-08-09 14:03:13 -07:00
Yuval Tassa d464165e30 Print contact forces in mj_printData.
PiperOrigin-RevId: 780503111
Change-Id: I17c6f1584d5260fa9c88c54d0aea9ec0101c082b
2025-07-08 04:11:10 -07:00
Yuval Tassa dd28b887d4 Rename C sparse structure to M in mjdata, improve docstrings.
PiperOrigin-RevId: 758636638
Change-Id: If78acc423601d2911f514929b27f7b6d0af9ef58
2025-05-14 05:26:19 -07:00
Yuval Tassa 4186589738 Use mjData.M where appropriate
PiperOrigin-RevId: 758374391
Change-Id: I9de7af7be8e41b5c300d0a04ea99082b4cefdec6
2025-05-13 14:22:41 -07:00
Yuval Tassa 1e02d66c3d Remove M matrix structure from mjData.
Introduced in March 2025 as a temporary measure, this is not considered a breaking change.

PiperOrigin-RevId: 758311298
Change-Id: Ia08857c18b791f6a62a2d8d136b45fc075507b93
2025-05-13 11:47:18 -07:00
Yuval Tassa 627fffdef9 Switch mjData.{qH,qLD} from full ("M") to reduced ("C") inertia matrix structure.
PiperOrigin-RevId: 758273074
Change-Id: If1a2e663ea70044694af985e0119afd6d58115ac
2025-05-13 10:20:32 -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
Yuval Tassa 8f768be2da Remove solver_nisland field from mjData.
PiperOrigin-RevId: 750527660
Change-Id: I6b34944c92483ea2abc774df75efd868255a2bac
2025-04-23 03:27:41 -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.
PiperOrigin-RevId: 733523931
Change-Id: Ic8d8a152dda5532331c239cb6b4ce7d8d09b7fff
2025-03-04 17:34:35 -08:00
Yuval Tassa 7d9df8c9a9 Fill-in qM CSR matrix structure on mjData (currently unused).
PiperOrigin-RevId: 733258529
Change-Id: I903548ae60139e4858550194e1aedf0efa2f3033
2025-03-04 03:20:11 -08:00
Yuval Tassa 8f37ae1bf2 Add missing fields in mj_printData, don't print integration-related fields if identically zero.
PiperOrigin-RevId: 732917127
Change-Id: Ia5fe8e4b6c2485fcf4336847535c1cc72b9d6d62
2025-03-03 07:34:14 -08:00
Yuval Tassa fb07e0d1f7 Convert qLD to CSR format.
PiperOrigin-RevId: 728196818
Change-Id: I31bdf32e251293284426ed345019f27fd051a0e1
2025-02-18 07:14:45 -08:00
Yuval Tassa 5ee0654830 Roll back recent change to mjData.qLD until some issues are resolved.
PiperOrigin-RevId: 724389161
Change-Id: I1b30ab0950ab5c5e611b1c6fc3bf3f42f964939c
2025-02-07 10:21:42 -08:00
Yuval Tassa c27d3758c2 Convert qLD to CSR format.
PiperOrigin-RevId: 723955038
Change-Id: I30c3dc7f59739e89ae5fff8841432bc74717ec1b
2025-02-06 08:59:35 -08:00
Yuval Tassa 67dd4827a6 Improve printing of inertia-like matrices, allow mj_printData to take const mjData*
PiperOrigin-RevId: 718176884
Change-Id: I057dabe6973e19db86e9ff9ce4430c6d17dfce2b
2025-01-21 19:59:45 -08:00
Yuval Tassa f912e8df16 Print sparsity structure of mjData.efc_AR
PiperOrigin-RevId: 713296073
Change-Id: Ifede6ea66dd1177f5e85c8498860decebaa65f06
2025-01-08 08:12:47 -08:00
Yuval Tassa b5df2c10bf Remove mjData.C_diag, no longer required as C is now lower triangular.
PiperOrigin-RevId: 712514204
Change-Id: I8293f65ebc09c6a8fed76b0e59d2e2a667e01a43
2025-01-06 06:58:19 -08:00
Yuval Tassa 63e2836f63 Expose mj_printSparsity in engine_print.h.
This is useful for debugging sparse operations.

PiperOrigin-RevId: 711765082
Change-Id: I532a5218da0f921dd4b04730d0b12c5136e7ca65
2025-01-03 08:51:46 -08:00
Yuval Tassa 69c9ac074a Remove mjData.qLDiagSqrtInv, add corresponding argument to mj_solveM2.
- `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 2691887500 Add engine-internal convenience macro for allocating typed arrays, improve error message.
PiperOrigin-RevId: 705126655
Change-Id: I2bd8fada6d33a919d2fb82297f93ac57958355a4
2024-12-11 09:04:44 -08:00
Yuval Tassa 3a14ada308 Store index of diagonal element for C and D in mjData.
PiperOrigin-RevId: 704287869
Change-Id: I15d1faa0b5c3ff54721f692ec6329726456ec318
2024-12-09 08:01:30 -08:00
Yuval Tassa 0ba717a653 Print supernode values in mj_printData
PiperOrigin-RevId: 702677257
Change-Id: Icecc5dd8604fcadc02bba5fc69c9fd5fd4fbd825
2024-12-04 04:41:10 -08:00
Yuval Tassa cedd602bc1 Compress dense rows in mjData.actuator_moment
PiperOrigin-RevId: 698516133
Change-Id: Idd861c2b63d77748a6282d72f8241eaeeb88006c
2024-11-20 14:10:28 -08:00
Yuval Tassa 536c60a0ac Print arena usage percentage in mjData print.
PiperOrigin-RevId: 696464274
Change-Id: Ib794148e037521118138bd72c021dbe086c9681a
2024-11-14 03:52:41 -08:00
Yuval Tassa 414b677eb8 print memory footprint of model and data
PiperOrigin-RevId: 694088011
Change-Id: I3b743df2a59f554414b440aebfa6bf0d0e29b2d8
2024-11-07 05:56:02 -08:00
Taylor Howell a51f346059 Use sparse (uncompressed) actuator_moment in mj_transmission.
PiperOrigin-RevId: 692179704
Change-Id: Ic30ac5a98dc13de2028e378df65dc88ba3912bf5
2024-11-01 08:06:28 -07:00
Yuval Tassa ee7b994021 Remove Newton Cholesky factor from mjData arena, rollback of b66da3d369.
PiperOrigin-RevId: 685726867
Change-Id: Ic2afd0dd35e38f403164d2cbe4618286abfa51ab
2024-10-14 09:07:22 -07:00
Yuval Tassa 5fe2b88726 Print ASCII sparse matrix structures in mj_printData.
Also: don't print sparse matrices if they have more than 300 rows.
PiperOrigin-RevId: 684843230
Change-Id: If91d0b56cbbb6565904c3ee55857999e21b0cc62
2024-10-11 08:17:25 -07:00
Yuval Tassa 2dd518734f Stop over-allocating memory in Newton solver.
PiperOrigin-RevId: 684797464
Change-Id: I3389416cb69a8564b5119f6e3944b579893ea511
2024-10-11 05:09:33 -07:00
Yuval Tassa e4d4153352 Move sanitizer instrumentation to a separate header file. Fixes #2049.
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.
PiperOrigin-RevId: 670919263
Change-Id: I3592de802ae84648d97230115c2e9c3437424968
2024-09-04 04:24:02 -07:00
Yuval Tassa 42eb669e4e Precompute mappings between M <-> D sparse representations.
PiperOrigin-RevId: 670898353
Change-Id: I4b15477b1b6eb4a64cf7d4a0bb5af8fcb95d4e45
2024-09-04 02:57:13 -07:00
Tom Erez 796173170c Add support in mjModel for tagging textures with different roles, and use the slot index of a texture to designate its role.
PiperOrigin-RevId: 654030065
Change-Id: I34a5b132a7f91a6bb8f260500c1b9c128a03b596
2024-07-19 09:29:22 -07:00
Saran Tunyasuvunakool 0e19722c61 Split name2id and id2name into a separate source file.
PiperOrigin-RevId: 647373431
Change-Id: I3bab0ea7157750b79826739e3d739e4114fa0af7
2024-06-27 10:50:21 -07:00
Yuval Tassa 7c86a02a80 Improve printing of geom/geom contacts.
PiperOrigin-RevId: 625338796
Change-Id: I89267c3512c0ab28c0e1d35c571fd4d4bafa9b43
2024-04-16 08:25:02 -07:00