8954a088ce
Add automatic free-joint alignment.
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PiperOrigin-RevId: 671010083
Change-Id: Ib7d60f75c7f545b1886703715663db8de77feeef
2024-09-04 10:07:33 -07:00
ae4987026c
Add tree element support to mjs_firstElement() and mjs_nextElement().
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PiperOrigin-RevId: 671003046
Change-Id: I9e07d7c85c7218e9bded0f50af9db62d0f1e21e1
2024-09-04 09:46:24 -07:00
d3dfa6f970
Add mjs_findElement() to find any element in a spec by name.
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Also, remove mjs_findMesh() and mjs_findKeyframe().
PiperOrigin-RevId: 670978980
Change-Id: Id88b800eb8a4c5efc40866f72a4442bf1d1437d0
2024-09-04 08:24:22 -07:00
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
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
a1036b86d3
Allow connect constraints to be specified using sites.
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PiperOrigin-RevId: 668925419
Change-Id: I10cb71e6706e617c830cd90d6d0836b94a5a8cfa
2024-08-29 07:10:51 -07:00
646455406c
Fix changelog by moving bug fix to proper section.
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PiperOrigin-RevId: 668435872
Change-Id: I9042eb3f119cc778675944e7cfb8f6be0e9379b2
2024-08-28 07:07:11 -07:00
3e701b2125
Fix tendon sphere wrapping when using external sidesite.
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PiperOrigin-RevId: 668391942
Change-Id: I78b44e1f90bb26fa6f5544eeb884c8ea22e41d33
2024-08-28 04:30:07 -07:00
72a0ab145d
Refactor frustum drawing to use a local makeTriangle function.
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PiperOrigin-RevId: 668168658
Change-Id: I0ee9038c36eb28e2c4a0a8c94bea7430f68c6b77
2024-08-27 15:42:31 -07:00
d360ea1ce6
Minor GJK + EPA improvements:
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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
505d01a1c1
Add error handling to mj_recompile.
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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
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
f986a52e1e
Compute witness points from EPA, and use witness points to determine pos and dir for contact.
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PiperOrigin-RevId: 665791337
Change-Id: If33ca1f455804c4cda534508803f5c3e99c3c52a
2024-08-21 03:06:17 -07:00
ad9cd7301e
Correctly apply frame transform to light direction.
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PiperOrigin-RevId: 665340267
Change-Id: Ida16ddbf3a057ffd3e260b71180a45acbf749931
2024-08-20 06:48:11 -07:00
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.
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PiperOrigin-RevId: 663680592
Change-Id: I5d72888cab19dd5e51f552f63fe0968db93f5dcd
2024-08-16 04:07:23 -07:00
e0e134ca63
Add plugin tests for mjSpec.
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Fixes #1903 .
PiperOrigin-RevId: 663352920
Change-Id: I3a9e17aec5694e49c20b542f4b0a4402f88a2f17
2024-08-15 10:19:53 -07:00
64575f399b
Add heightfield collision support for GJK + EPA implementation.
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PiperOrigin-RevId: 663321119
Change-Id: I01a85ae15386c997bff4e9c6d71555a4380dfffe
2024-08-15 08:50:09 -07:00
4b88e9bebf
Do not delete keyframes during mjs_detachBody.
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PiperOrigin-RevId: 663281082
Change-Id: I6eedf8c5a3a422bcd78086f2fe30c2099f0b9d16
2024-08-15 06:10:43 -07:00
7f09a7d8c6
Fix bug in S2D and improve readability of GJK + EPA code.
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PiperOrigin-RevId: 663261102
Change-Id: Ibb1d801078cc02bc7ccec246be6dc50fa4f2be18
2024-08-15 04:35:15 -07:00
4c64e6f036
Add mocap state to SaveState/RestoreState and attached keyframes.
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PiperOrigin-RevId: 662975257
Change-Id: I3edb44f34426525813033902caf31db16ad7b2ab
2024-08-14 10:42:49 -07:00
5927b3d4d9
Add time to attached keyframes.
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PiperOrigin-RevId: 662886533
Change-Id: If9118a226250d2e806d184c9715c7e6a1390fd95
2024-08-14 05:47:43 -07:00
7be4df7e03
Add ctrl to attached keyframes.
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PiperOrigin-RevId: 662878508
Change-Id: Ie273fae0220c8b257766cbbd90a880d44b901725
2024-08-14 05:14:49 -07:00
afd7c73f44
Attach multiple keyframes.
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Still missing: support for ctrl, mocap, and time.
PiperOrigin-RevId: 662871569
Change-Id: I8a418c4007663e3063d7146bd72db4eba78ddc5d
2024-08-14 04:42:54 -07:00
19aa68c2b2
Add keyframe support to attach.
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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
851bb6eef4
Add option to mjspec for creating a texture directly from a buffer.
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PiperOrigin-RevId: 662186527
Change-Id: I469c876681d52964ac971c0bb2ec3517224d3a3d
2024-08-12 12:29:08 -07:00
648fd56ed1
Preserve time when recompiling a model.
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Fixes #1890 .
PiperOrigin-RevId: 662084324
Change-Id: I6aed40761cee5044e63426935d102123db295b25
2024-08-12 08:00:36 -07:00
466368efc6
Add shellinertia support for primitives: sphere, capsule, cylinder, ellipsoid, and box.
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PiperOrigin-RevId: 661407997
Change-Id: Icddac58c540c71ea26ac7a3be874788443bd1122
2024-08-09 14:40:13 -07:00
da15aa6a0e
Improve error message for fullinertia and orientation specifiers.
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Fixes #1888 .
PiperOrigin-RevId: 661359190
Change-Id: Ibe38e88024b4a43922352b42347abf1026f168a2
2024-08-09 12:20:27 -07:00
ebd8615554
Internal change.
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PiperOrigin-RevId: 661267364
Change-Id: If2249eb1658c5b877a43a4d3c29ebf88d2a42d5a
2024-08-09 08:16:41 -07:00
1c9d609b5b
Make mj_gjkPenetration have the same signature as LibCCD penetration functions.
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PiperOrigin-RevId: 661256774
Change-Id: If0ae95e27900a9d7b9c63f189837f1315fbbb987
2024-08-09 07:40:17 -07:00
35a834f0ba
Fix engine_sort_test compile error.
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PiperOrigin-RevId: 660975517
Change-Id: I6e3d1b041fe60b1ec202391903eff340f787b46d
2024-08-08 14:11:35 -07:00
82c27165f2
mjQUICKSORT uses std::sort with C++.
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fixes #1638
PiperOrigin-RevId: 660887790
Change-Id: Ia3b493feda98b246d963aa749bc81b96c42fddaa
2024-08-08 10:24:34 -07:00
a1d9b47e2f
Initial (unoptimized) implementation of EPA.
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PiperOrigin-RevId: 659938320
Change-Id: I72c6c6bd7504bce36e4788d90b06b2cb3849b4db
2024-08-06 06:53:55 -07:00
881b777ffd
Fix a build error in engine_util_solve_test.cc.
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PiperOrigin-RevId: 659668840
Change-Id: I56b0604628d54e149092201ff19c3318b75429a6
2024-08-05 13:47:28 -07:00
0610c1d0e9
Use std::abs instead of mju_abs to compare integerst in fixture.cc.
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PiperOrigin-RevId: 659534808
Change-Id: I4eb9f72078f2d7224bcfd3b537e4053d220750c8
2024-08-05 06:35:07 -07:00
6a8e28f0e9
Prevent integer overflow when computing texture sizes and allocating memory for them.
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Correctly check for failed allocations when resizing std::vector
PiperOrigin-RevId: 659488680
Change-Id: I7bf4c0b416e96eda2baec32b21be78456604f4b0
2024-08-05 02:58:46 -07:00
a29f67c850
Add test models for tendon wrapping.
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PiperOrigin-RevId: 657208035
Change-Id: Ib82bd2b31a15d1386f8096b280def9e7325c8e46
2024-07-29 08:24:37 -07:00
a4bd2bec0a
Skip disabled actuators in mjd_actuator_vel.
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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
5ac5cfb618
Support directories in VFS via mj_addBufferVFS.
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PiperOrigin-RevId: 655286683
Change-Id: I846376a0571d8df28d979beb5981a0cbccd7a04f
2024-07-23 13:39:18 -07:00
2746cb8559
Support FilePaths instead of raw strings in XML code.
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PiperOrigin-RevId: 655177026
Change-Id: I55b055551384b01ba7a4baa5d75fbe3329b7d25d
2024-07-23 08:36:53 -07:00
33e5960653
Allow multiple textures per material in MJCF.
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PiperOrigin-RevId: 654795013
Change-Id: I418b72533484d00accaf801a342aa183e602a2d0
2024-07-22 09:57:51 -07:00
e79efa60d6
Reset tree indices before recompiling.
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Fixes #1822 .
PiperOrigin-RevId: 654762203
Change-Id: I7f656f7dad376d4899229a8741315c8f821bfa56
2024-07-22 08:30:29 -07:00
8a8a44a4db
Refactor numerical parsing in XML.
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PiperOrigin-RevId: 653979240
Change-Id: I4d39f4041b88396193eb35f0cc393141d64f6fc0
2024-07-19 05:42:02 -07:00
e92af73cbf
Add mjmodel support for textures with different number of channels.
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PiperOrigin-RevId: 653974959
Change-Id: Ia280e0bdb21027646249f104f21bedee792ba7e5
2024-07-19 05:22:19 -07:00
c198a69bbf
Return null pointer from mjs_firstChild and mjs_firstElement when the requested list is empty.
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Fixes #1824 .
PiperOrigin-RevId: 653758711
Change-Id: I6ede762cafd88dcbb0dfc9c2999b7aee24bd2e2a
2024-07-18 14:35:36 -07:00
67922f41b9
Exclude nbuffer from CompareModel.
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This will give more informative errors when the test fails.
PiperOrigin-RevId: 653571444
Change-Id: I78b0a2bfc7794dae81607a9dbbdb91439af48b0c
2024-07-18 04:50:25 -07:00
2664cc1391
Allow passing a null pointer in mj_recompile.
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Fixes #1819 .
PiperOrigin-RevId: 653242587
Change-Id: I36dbd6ed54abdf21abeb62cf41ee88f159008d01
2024-07-17 08:29:01 -07:00
a2fd34caee
Modify test/testdata/model.xml so the wrapping is stable. Fixes #1795
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PiperOrigin-RevId: 653202132
Change-Id: I90ccff840a0b98d44dbee8888cb37ff5195caaa6
2024-07-17 05:46:04 -07:00
2cf352c2e6
Add VFS handling logic to mj_openResource.
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PiperOrigin-RevId: 653124909
Change-Id: I4d031eb0bfb0070f8493753d2aeaac60ac283b85
2024-07-17 00:41:18 -07:00
6e64dd10e8
Fix bug in RemoveFromList.
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The function was interpreting that the elements that were expected to be detached contained useful user errors, and therefore it was not detaching them. Also, the function tried to compare the namespace between two models, but the namespace is already fused in the references at detach time.
PiperOrigin-RevId: 651738364
Change-Id: Ifdaa9bd5b658bfd18b544b7138a5c2c56b66e936
2024-07-12 05:08:00 -07:00
Yuval Tassa