58234b2217
Replace mjMAXVAL with numerical max limit where necessary in nativeccd.
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PiperOrigin-RevId: 744693156
Change-Id: I72c3122701be281d468291dfc2ad1e4bb1da5a1c
2025-04-07 05:59:02 -07:00
9ecec6f238
Fix bad contact from passing through polytope2 in nativeccd.
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PiperOrigin-RevId: 742666700
Change-Id: I76034579b4e663f9abfa265ec3e2bc608f631f59
2025-04-01 06:11:20 -07:00
12b40b948e
Remove MuJoCo stack calls in nativeccd.
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1. There is now thread local static memory for use with a conservative max number of iterations needed for contact.
2. For possible needs of high precision contact recovery with large iteration numbers (i.e. ellipsoid-ellipsoid collisions), there are callbacks to allocate memory when needed.
PiperOrigin-RevId: 739187134
Change-Id: I3d210f75218922d969c78465da3fe50da4fe3080
2025-03-21 08:20:51 -07:00
024616345d
Support edge contacts with multiccd in nativeccd.
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PiperOrigin-RevId: 730489114
Change-Id: I02847d84bbc15a1526391d5e1b7109ab83ea4a59
2025-02-24 09:48:43 -08:00
ae1c3b7ec0
Support multi-contact with meshes in nativeccd. Contacts are pruned to up to 4 per geom.
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PiperOrigin-RevId: 730457036
Change-Id: Ib2368f3a7def4fdb94673620df3603e372c35745
2025-02-24 08:14:04 -08:00
e3b9538d92
Add saving the indices of mesh vertices with the support points in nativeccd.
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PiperOrigin-RevId: 725660975
Change-Id: I036882a5bde5d009bfa6e66b6a10f6cfb1a78292
2025-02-11 09:28:49 -08:00
3235f69afc
Make polytope2 and polytope4 more numerically robust in nativeccd.
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PiperOrigin-RevId: 723412555
Change-Id: Id262a3c19bcd30b74b1495591bdc95f951bfca50
2025-02-05 01:40:41 -08:00
aa505a7872
Add support for NativeCCD multiple contacts for box-box collision.
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PiperOrigin-RevId: 718352304
Change-Id: Icaa827e716a2d7aa7c0c644e0ccd2913b476e6fb
2025-01-22 06:02:58 -08:00
340c0d7c97
Fix a box-box bad collision in NativeCCD.
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PiperOrigin-RevId: 711773153
Change-Id: I8a526ef5933be19d863e67f40edeb95b0b1249cd
2025-01-03 09:23:57 -08:00
0e8cca93e1
Refactor nativeccd interface.
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- Update mj_ccd interface for multi-contacts,
- Support GJK cutoff distance, and
- Remove mjc_fixNormal from nativeccd (causes bug with cylindar box collisions).
PiperOrigin-RevId: 696185362
Change-Id: I4828b7ee1bde078268220172a4937cd553f6187e
2024-11-13 10:28:45 -08:00
70d6655434
Add faster support functions for NativeCCD.
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PiperOrigin-RevId: 684809392
Change-Id: I5125d4bb74c167d370aa919befba9d356c7162da
2024-10-11 05:59:30 -07:00
eb095b276c
Switch to collision boolean only GJK for contacts instead of using S3D.
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PiperOrigin-RevId: 682329224
Change-Id: I3db141b0482610a0a88854f47a46b0b7b694b361
2024-10-04 08:25:14 -07:00
44145742a7
Exit GJK early if geom distance doesn't need to be recovered.
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PiperOrigin-RevId: 672334991
Change-Id: I4af582c799140ccf3ac4d51952e547b08ab5d55e
2024-09-08 14:57:50 -07:00
4fc6fb179b
Remove libccd compatibility layer from native ccd.
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PiperOrigin-RevId: 671740643
Change-Id: If3c1097df5c505f70c2dc0c090a7f5a93a43c683
2024-09-06 06:56:01 -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
a1d9b47e2f
Initial (unoptimized) implementation of EPA.
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PiperOrigin-RevId: 659938320
Change-Id: I72c6c6bd7504bce36e4788d90b06b2cb3849b4db
2024-08-06 06:53:55 -07:00
5e39fc0564
Improvements to GJK implementation:
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- Fix various bugs
- Improve readability
- Add support for recovering witness points.
PiperOrigin-RevId: 646515019
Change-Id: I295cf90d885e32013e595ea7aad07ed6c1869239
2024-06-25 10:00:58 -07:00
1e8454820d
Implement initial GJK algorithm.
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PiperOrigin-RevId: 645368315
Change-Id: I40a1e1023fd9f14a59e11a9dcc6ac22df241b6ae
2024-06-21 06:17:43 -07:00
Kyle Bayes