Commit Graph

727 Commits

Author SHA1 Message Date
Taylor Howell 9eb0745968 Fix comment typo in getimpedance.
PiperOrigin-RevId: 777997980
Change-Id: I0fe87196360e6771db10f4d9b08d43448ea5f54e
2025-07-01 05:33:47 -07:00
Alessio Quaglino 5c1f1f9dba Add octree to meshes of SDF geoms.
PiperOrigin-RevId: 777634862
Change-Id: I3210c2f8d73fd30ceecb0a11abd1d82e086b3d5d
2025-06-30 10:50:15 -07:00
Yuval Tassa 57b3d6d0f4 Make island discovery compatible with flex
PiperOrigin-RevId: 777490642
Change-Id: Iae2f4e8297cc24bded833e04ebfe32895f3a5460
2025-06-30 03:16:57 -07:00
Alessio Quaglino e97e5d31d0 Replace box SDF with a smooth approximation.
This approximation is equivalent to the exact SDF on the surface and externally, but it is smooth on the inside, rotating the gradient from radial at the box center to normal to the faces at the surface, and interpolated linearly (using two Euler angles) in between. This enables stable contact gradients for deeper penetrations.

PiperOrigin-RevId: 776574022
Change-Id: I562976e9f0535b0067aa12b2bc9d48eccb6472e9
2025-06-27 07:21:30 -07:00
Taylor Howell 862300def5 Fix comment typo in _resetData.
PiperOrigin-RevId: 774705647
Change-Id: Id933cae9a219798eae266b36bd3efba2a3b88163
2025-06-23 03:49:55 -07:00
Yuval Tassa 2707eadc00 Refactor mj_crb and mj_tendonArmature to use CSR M.
PiperOrigin-RevId: 774077388
Change-Id: Id57118a5d66c074766f5c69fd3b889ebc625cbf7
2025-06-21 04:49:06 -07:00
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
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
Yuval Tassa 335a9ce0c2 Use early-exit to improve readability of mj_instantiateEquality.
PiperOrigin-RevId: 772917213
Change-Id: I106402d063a8fd0e95154bd8608eb4359d4dfdab
2025-06-18 07:45:23 -07:00
Yuval Tassa 998769a995 Return the total non-zeros from mju_sqrMatTDSparseCount.
PiperOrigin-RevId: 772414653
Change-Id: Ic1cac868af0034196f33d08b2456be77c72cbd50
2025-06-17 04:27:15 -07:00
Kevin Sayed a4ab35c194 update scrubs and set next version
PiperOrigin-RevId: 770740070
Change-Id: I6b2f1356706b1849872df2583adbbb3f72057884
2025-06-12 11:39:45 -07:00
Google DeepMind 9b2b7cf92a Set light intensity to 0 by default (not 1000).
PiperOrigin-RevId: 764257692
Change-Id: If656095e3f8d4b4d9c97fa67bdad508a49095eb3
2025-05-28 07:47:28 -07:00
Kyle Bayes 56b88b59f0 Support 0-simplex in GJK code, and refactor code for efficiency and readability.
PiperOrigin-RevId: 764197889
Change-Id: Ie0d57474060a34a6b908be0386094f442cda448a
2025-05-28 04:19:13 -07:00
Google DeepMind 568620dd2f Add texture attribute to lights.
PiperOrigin-RevId: 763739805
Change-Id: I333ed2ac68f30f79f688ca01d7b5fd6bf2d836c9
2025-05-27 05:04:01 -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 eb6f7dc6b7 Gate some calls with __EMSCRIPTEN__
PiperOrigin-RevId: 762520516
Change-Id: If9f7729721bab8c947861a968cf96eecc6591228
2025-05-23 12:10:52 -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
Google DeepMind 373b4c0437 Support image/ktx format for textures.
PiperOrigin-RevId: 761926074
Change-Id: I6a312634b5bdc706ea5166bc3b2be273e14c1c8a
2025-05-22 05:47:55 -07:00
Yuval Tassa 94803d772c Enable multithreading of Newton solver.
PiperOrigin-RevId: 760723081
Change-Id: Ib7d3c9cec2fdf7dd0e46a570f37c0a6fc5424c7b
2025-05-19 12:18:22 -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 45fc15b844 Speed up sparse supernode detection by combining it with transposition.
PiperOrigin-RevId: 760673008
Change-Id: I6d66580e675fd86e5b974859383f93f87482ca16
2025-05-19 10:14:15 -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
Yuval Tassa 8268c6d1ff Add mjv_copyData
PiperOrigin-RevId: 760642972
Change-Id: I16227fd91bf42618fda684b15b3650758ae29b13
2025-05-19 08:59:43 -07:00
Yuval Tassa 84d658a5ad Remove redundant variable in mj_factorI
PiperOrigin-RevId: 760604094
Change-Id: I664b4cc9d717bc12a4711feb3fa585777fb7a1aa
2025-05-19 06:42:11 -07:00
Yuval Tassa ee8abdf854 Speed up mju_sqrMatTDSparse
PiperOrigin-RevId: 759593417
Change-Id: I0168e1f96333769d09d61e835560910d43aac608
2025-05-16 06:42:17 -07:00
Yuval Tassa e8c566bee1 Remove use of diagnum in solver
PiperOrigin-RevId: 759021147
Change-Id: I9e5c85b6542380780fc487781398f406ddaad51b
2025-05-15 00:39:28 -07:00
Yuval Tassa e1baa15776 Remove unnecessary argument in mju_mulSymVecSparse
PiperOrigin-RevId: 758688536
Change-Id: Ife1099b948215363ddaa6d0b0edcf3492edcddcc
2025-05-14 08:12:15 -07:00
Yuval Tassa d8bebdc675 Remove unnecessary diagnum argument in mj_solveLD and mj_factorI
PiperOrigin-RevId: 758669364
Change-Id: Icfefc4a7a1e7d28da373725358ccf9d5f589f689
2025-05-14 07:13:27 -07:00
Yuval Tassa b0c36c6b33 Remove dead functions.
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.
PiperOrigin-RevId: 758636638
Change-Id: If78acc423601d2911f514929b27f7b6d0af9ef58
2025-05-14 05:26:19 -07:00
Yuval Tassa 1165018f71 Add island support to Newton solver
PiperOrigin-RevId: 758618486
Change-Id: I257d78c7dc9aa4dbf7cd6d8849d8ec48201edf24
2025-05-14 04:20:34 -07:00
Google DeepMind fa95fe0c59 Add intensity and range parameters to lights.
PiperOrigin-RevId: 758603199
Change-Id: I74e88bdfeedd9224e84d953f237d68eca79e6cb7
2025-05-14 03:28:03 -07:00
Yuval Tassa a6c3a287d6 Prepare Newton solver for island support
PiperOrigin-RevId: 758600631
Change-Id: Iac354588ad91f404a30fa035893560db60db733f
2025-05-14 03:18:03 -07:00
Alessio Quaglino 2386dfd7da Add touch sensor for estimating the surface contact stresses from the SDF.
PiperOrigin-RevId: 758556339
Change-Id: Ib56d76fab084b530fd68d61a29294cb6f1d05f3f
2025-05-14 00:45:58 -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 436b5a8e1f Add mju_addToSymSparse
- 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.
Also fix a docstring.

PiperOrigin-RevId: 757939564
Change-Id: I3a970fd38c63886d34cd23b1fb45617a9ce5c147
2025-05-12 15:39:16 -07:00
Alessio Quaglino 8a7c42c747 Add SDF functions to public API.
PiperOrigin-RevId: 757829339
Change-Id: I81ee7c3f33acf234835bf34cbb632e23cb9e284e
2025-05-12 10:53:39 -07:00
Yuval Tassa dfe22f7ef7 Remove stale reference to uncompressed sparse matrix.
PiperOrigin-RevId: 757775265
Change-Id: Ic18c0c89ab84285a7d93e24c65e50832ebc53c6f
2025-05-12 08:30:43 -07:00
Yuval Tassa 85dd78d6f3 Add private function mj_makeM.
PiperOrigin-RevId: 757689756
Change-Id: Ie8bb49d9f18a95da2e3fd8622e30f9266a1ced98
2025-05-12 03:52:38 -07:00
Taylor Howell 9accc7ae51 Update mj_energyPos.
PiperOrigin-RevId: 757678945
Change-Id: If236b9e8f376a2673abc87e818326e9188f6c15a
2025-05-12 03:14:43 -07:00
Taylor Howell b0b2c48190 Update comment in mj_energyPos.
PiperOrigin-RevId: 757670899
Change-Id: I3827089f4298b3800c20ed64ca0ccfcf3ed83d92
2025-05-12 02:45:45 -07:00
Taylor Howell baf84265b8 Improve wrap_circle.
PiperOrigin-RevId: 756704385
Change-Id: Id44ba317c6072790763a958f4227a76278d3ab74
2025-05-09 04:13:14 -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 7742f62803 Add mju_mulSymVecSparse, private engine function
Multiply sparse symmetric matrix (only lower triangle represented) by vector

PiperOrigin-RevId: 752926934
Change-Id: I5aaae1266256aa88aee8c25e242b7a7c51ea8dd7
2025-04-29 16:33:54 -07:00
Yuval Tassa 1766a388cc Improve warmstarting if island structure exists.
PiperOrigin-RevId: 752901506
Change-Id: I062d14df7da7d9dc1a2c1c30a16d0db7215af336
2025-04-29 15:18:14 -07:00
Yuval Tassa 8078a45727 Add private functions mju_blockDiag and mju_blockDiagSparse
PiperOrigin-RevId: 752815446
Change-Id: Ia7f73160315ce57b78a2c34bc781f00e1b0f05c4
2025-04-29 11:31:03 -07:00
Yuval Tassa 2545ec5383 Don't call getchar on error.
PiperOrigin-RevId: 752680097
Change-Id: Idce87a3e33ebce703bf3eedc18026f6a13d05f35
2025-04-29 04:37:22 -07:00