Alessio Quaglino
4862b9e765
Remove plugin support from Composite particles.
...
This functionality is replaced by FlexComp.
PiperOrigin-RevId: 672503965
Change-Id: I58953267de285f82e416f9f60576a336b7d0da4c
2024-09-09 04:58:26 -07:00
Kyle Bayes
44145742a7
Exit GJK early if geom distance doesn't need to be recovered.
...
PiperOrigin-RevId: 672334991
Change-Id: I4af582c799140ccf3ac4d51952e547b08ab5d55e
2024-09-08 14:57:50 -07:00
Kyle Bayes
4fc6fb179b
Remove libccd compatibility layer from native ccd.
...
PiperOrigin-RevId: 671740643
Change-Id: If3c1097df5c505f70c2dc0c090a7f5a93a43c683
2024-09-06 06:56:01 -07:00
Yuval Tassa
8954a088ce
Add automatic free-joint alignment.
...
PiperOrigin-RevId: 671010083
Change-Id: Ib7d60f75c7f545b1886703715663db8de77feeef
2024-09-04 10:07:33 -07:00
Alessio Quaglino
ae4987026c
Add tree element support to mjs_firstElement() and mjs_nextElement().
...
PiperOrigin-RevId: 671003046
Change-Id: I9e07d7c85c7218e9bded0f50af9db62d0f1e21e1
2024-09-04 09:46:24 -07:00
Alessio Quaglino
d3dfa6f970
Add mjs_findElement() to find any element in a spec by name.
...
Also, remove mjs_findMesh() and mjs_findKeyframe().
PiperOrigin-RevId: 670978980
Change-Id: Id88b800eb8a4c5efc40866f72a4442bf1d1437d0
2024-09-04 08:24:22 -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
2d3d5415b7
Add mj_jacDot: Time derivative of kinematic Jacobian.
...
PiperOrigin-RevId: 670505417
Change-Id: Icf30cff5dc955e002bd2f5d5fb3a04f8388d0780
2024-09-03 04:49:47 -07:00
Yuval Tassa
a1036b86d3
Allow connect constraints to be specified using sites.
...
PiperOrigin-RevId: 668925419
Change-Id: I10cb71e6706e617c830cd90d6d0836b94a5a8cfa
2024-08-29 07:10:51 -07:00
Taylor Howell
646455406c
Fix changelog by moving bug fix to proper section.
...
PiperOrigin-RevId: 668435872
Change-Id: I9042eb3f119cc778675944e7cfb8f6be0e9379b2
2024-08-28 07:07:11 -07:00
Taylor Howell
3e701b2125
Fix tendon sphere wrapping when using external sidesite.
...
PiperOrigin-RevId: 668391942
Change-Id: I78b44e1f90bb26fa6f5544eeb884c8ea22e41d33
2024-08-28 04:30:07 -07:00
Yuval Tassa
72a0ab145d
Refactor frustum drawing to use a local makeTriangle function.
...
PiperOrigin-RevId: 668168658
Change-Id: I0ee9038c36eb28e2c4a0a8c94bea7430f68c6b77
2024-08-27 15:42:31 -07:00
Kyle Bayes
d360ea1ce6
Minor GJK + EPA improvements:
...
1. Correct stopping criteria for GJK.
2. Store witness points from EPA in mjCCDObj,
3. Get dir directly from EPA instead of computing dir from witness points.
PiperOrigin-RevId: 666791852
Change-Id: I6a168f635b57c17692d31da6f6076b48c32ff2e3
2024-08-23 07:44:30 -07:00
Alessio Quaglino
505d01a1c1
Add error handling to mj_recompile.
...
This CL adds error handling to the mj_recompile function. If the recompile fails, the function will return -1 and set the error message in the spec. The Python wrapper for mj_recompile will catch the error and raise a ValueError exception.
PiperOrigin-RevId: 666784579
Change-Id: I225eca1769ea839c782be3c03fc4ff1ea5885a48
2024-08-23 07:18:28 -07:00
Yuval Tassa
2efbd31762
Add mjSAMEFRAME_BODYROT and mjSAMEFRAME_INERTIAROT frame alignment shortcuts.
...
PiperOrigin-RevId: 666318799
Change-Id: I0af1824d2bd9eaca7b48a9e33e09f873dd33b22d
2024-08-22 06:08:25 -07:00
Kyle Bayes
f986a52e1e
Compute witness points from EPA, and use witness points to determine pos and dir for contact.
...
PiperOrigin-RevId: 665791337
Change-Id: If33ca1f455804c4cda534508803f5c3e99c3c52a
2024-08-21 03:06:17 -07:00
Yuval Tassa
ad9cd7301e
Correctly apply frame transform to light direction.
...
PiperOrigin-RevId: 665340267
Change-Id: Ida16ddbf3a057ffd3e260b71180a45acbf749931
2024-08-20 06:48:11 -07:00
Yuval Tassa
0bcaa85650
Fixed a bug wherein, for models that have both muscles and stateless actuators and used one of the implicit integrators, wrong derivatives would be computed.
...
PiperOrigin-RevId: 663680592
Change-Id: I5d72888cab19dd5e51f552f63fe0968db93f5dcd
2024-08-16 04:07:23 -07:00
Alessio Quaglino
e0e134ca63
Add plugin tests for mjSpec.
...
Fixes #1903 .
PiperOrigin-RevId: 663352920
Change-Id: I3a9e17aec5694e49c20b542f4b0a4402f88a2f17
2024-08-15 10:19:53 -07:00
Kyle Bayes
64575f399b
Add heightfield collision support for GJK + EPA implementation.
...
PiperOrigin-RevId: 663321119
Change-Id: I01a85ae15386c997bff4e9c6d71555a4380dfffe
2024-08-15 08:50:09 -07:00
Alessio Quaglino
4b88e9bebf
Do not delete keyframes during mjs_detachBody.
...
PiperOrigin-RevId: 663281082
Change-Id: I6eedf8c5a3a422bcd78086f2fe30c2099f0b9d16
2024-08-15 06:10:43 -07:00
Kyle Bayes
7f09a7d8c6
Fix bug in S2D and improve readability of GJK + EPA code.
...
PiperOrigin-RevId: 663261102
Change-Id: Ibb1d801078cc02bc7ccec246be6dc50fa4f2be18
2024-08-15 04:35:15 -07:00
Alessio Quaglino
4c64e6f036
Add mocap state to SaveState/RestoreState and attached keyframes.
...
PiperOrigin-RevId: 662975257
Change-Id: I3edb44f34426525813033902caf31db16ad7b2ab
2024-08-14 10:42:49 -07:00
Alessio Quaglino
5927b3d4d9
Add time to attached keyframes.
...
PiperOrigin-RevId: 662886533
Change-Id: If9118a226250d2e806d184c9715c7e6a1390fd95
2024-08-14 05:47:43 -07:00
Alessio Quaglino
7be4df7e03
Add ctrl to attached keyframes.
...
PiperOrigin-RevId: 662878508
Change-Id: Ie273fae0220c8b257766cbbd90a880d44b901725
2024-08-14 05:14:49 -07:00
Alessio Quaglino
afd7c73f44
Attach multiple keyframes.
...
Still missing: support for ctrl, mocap, and time.
PiperOrigin-RevId: 662871569
Change-Id: I8a418c4007663e3063d7146bd72db4eba78ddc5d
2024-08-14 04:42:54 -07:00
Alessio Quaglino
19aa68c2b2
Add keyframe support to attach.
...
Limitations:
- Supports attaching a single keyframe. If multiple keyframes are present in the child, only the first one will be attached.
- Does not support time, ctrl, mpos, mquat.
- If mjs_detachBody is used, all keyframes are removed.
PiperOrigin-RevId: 662517666
Change-Id: If6e3839471e1884afc14e1a75e7ce1957c2f3581
2024-08-13 08:00:01 -07:00
Alessio Quaglino
851bb6eef4
Add option to mjspec for creating a texture directly from a buffer.
...
PiperOrigin-RevId: 662186527
Change-Id: I469c876681d52964ac971c0bb2ec3517224d3a3d
2024-08-12 12:29:08 -07:00
Alessio Quaglino
648fd56ed1
Preserve time when recompiling a model.
...
Fixes #1890 .
PiperOrigin-RevId: 662084324
Change-Id: I6aed40761cee5044e63426935d102123db295b25
2024-08-12 08:00:36 -07:00
Taylor Howell
466368efc6
Add shellinertia support for primitives: sphere, capsule, cylinder, ellipsoid, and box.
...
PiperOrigin-RevId: 661407997
Change-Id: Icddac58c540c71ea26ac7a3be874788443bd1122
2024-08-09 14:40:13 -07:00
Alessio Quaglino
da15aa6a0e
Improve error message for fullinertia and orientation specifiers.
...
Fixes #1888 .
PiperOrigin-RevId: 661359190
Change-Id: Ibe38e88024b4a43922352b42347abf1026f168a2
2024-08-09 12:20:27 -07:00
Kyle Bayes
ebd8615554
Internal change.
...
PiperOrigin-RevId: 661267364
Change-Id: If2249eb1658c5b877a43a4d3c29ebf88d2a42d5a
2024-08-09 08:16:41 -07:00
Kyle Bayes
1c9d609b5b
Make mj_gjkPenetration have the same signature as LibCCD penetration functions.
...
PiperOrigin-RevId: 661256774
Change-Id: If0ae95e27900a9d7b9c63f189837f1315fbbb987
2024-08-09 07:40:17 -07:00
Erik Frey
35a834f0ba
Fix engine_sort_test compile error.
...
PiperOrigin-RevId: 660975517
Change-Id: I6e3d1b041fe60b1ec202391903eff340f787b46d
2024-08-08 14:11:35 -07:00
Taylor Howell
82c27165f2
mjQUICKSORT uses std::sort with C++.
...
fixes #1638
PiperOrigin-RevId: 660887790
Change-Id: Ia3b493feda98b246d963aa749bc81b96c42fddaa
2024-08-08 10:24:34 -07:00
Kyle Bayes
a1d9b47e2f
Initial (unoptimized) implementation of EPA.
...
PiperOrigin-RevId: 659938320
Change-Id: I72c6c6bd7504bce36e4788d90b06b2cb3849b4db
2024-08-06 06:53:55 -07:00
Google DeepMind
881b777ffd
Fix a build error in engine_util_solve_test.cc.
...
PiperOrigin-RevId: 659668840
Change-Id: I56b0604628d54e149092201ff19c3318b75429a6
2024-08-05 13:47:28 -07:00
Nimrod Gileadi
0610c1d0e9
Use std::abs instead of mju_abs to compare integerst in fixture.cc.
...
PiperOrigin-RevId: 659534808
Change-Id: I4eb9f72078f2d7224bcfd3b537e4053d220750c8
2024-08-05 06:35:07 -07:00
Nimrod Gileadi
6a8e28f0e9
Prevent integer overflow when computing texture sizes and allocating memory for them.
...
Correctly check for failed allocations when resizing std::vector
PiperOrigin-RevId: 659488680
Change-Id: I7bf4c0b416e96eda2baec32b21be78456604f4b0
2024-08-05 02:58:46 -07:00
Yuval Tassa
a29f67c850
Add test models for tendon wrapping.
...
PiperOrigin-RevId: 657208035
Change-Id: Ib82bd2b31a15d1386f8096b280def9e7325c8e46
2024-07-29 08:24:37 -07:00
Yuval Tassa
a4bd2bec0a
Skip disabled actuators in mjd_actuator_vel.
...
Fixes a bug where the derivative of the actuator force with respect to the generalized velocities (used in implicit and implicitfast integrators) was failing to take into account disabled actuators.
Fixes #1838
PiperOrigin-RevId: 657193960
Change-Id: Id8c0ab863a39e2a01cd2703774f460e9731b4807
2024-07-29 07:31:58 -07:00
Kyle Bayes
5ac5cfb618
Support directories in VFS via mj_addBufferVFS.
...
PiperOrigin-RevId: 655286683
Change-Id: I846376a0571d8df28d979beb5981a0cbccd7a04f
2024-07-23 13:39:18 -07:00
Kyle Bayes
2746cb8559
Support FilePaths instead of raw strings in XML code.
...
PiperOrigin-RevId: 655177026
Change-Id: I55b055551384b01ba7a4baa5d75fbe3329b7d25d
2024-07-23 08:36:53 -07:00
Tom Erez
33e5960653
Allow multiple textures per material in MJCF.
...
PiperOrigin-RevId: 654795013
Change-Id: I418b72533484d00accaf801a342aa183e602a2d0
2024-07-22 09:57:51 -07:00
Alessio Quaglino
e79efa60d6
Reset tree indices before recompiling.
...
Fixes #1822 .
PiperOrigin-RevId: 654762203
Change-Id: I7f656f7dad376d4899229a8741315c8f821bfa56
2024-07-22 08:30:29 -07:00
Kyle Bayes
8a8a44a4db
Refactor numerical parsing in XML.
...
PiperOrigin-RevId: 653979240
Change-Id: I4d39f4041b88396193eb35f0cc393141d64f6fc0
2024-07-19 05:42:02 -07:00
Tom Erez
e92af73cbf
Add mjmodel support for textures with different number of channels.
...
PiperOrigin-RevId: 653974959
Change-Id: Ia280e0bdb21027646249f104f21bedee792ba7e5
2024-07-19 05:22:19 -07:00
Alessio Quaglino
c198a69bbf
Return null pointer from mjs_firstChild and mjs_firstElement when the requested list is empty.
...
Fixes #1824 .
PiperOrigin-RevId: 653758711
Change-Id: I6ede762cafd88dcbb0dfc9c2999b7aee24bd2e2a
2024-07-18 14:35:36 -07:00
Alessio Quaglino
67922f41b9
Exclude nbuffer from CompareModel.
...
This will give more informative errors when the test fails.
PiperOrigin-RevId: 653571444
Change-Id: I78b0a2bfc7794dae81607a9dbbdb91439af48b0c
2024-07-18 04:50:25 -07:00
Alessio Quaglino
2664cc1391
Allow passing a null pointer in mj_recompile.
...
Fixes #1819 .
PiperOrigin-RevId: 653242587
Change-Id: I36dbd6ed54abdf21abeb62cf41ee88f159008d01
2024-07-17 08:29:01 -07:00