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Margin and gap redesign (breaking change)

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PiperOrigin-RevId: 914329812
Change-Id: I905665e4c1965bdb8b90587e5b1277cfbfe5cce0
This commit is contained in:
Yuval Tassa
2026-05-12 09:43:07 -07:00
committed by Copybara-Service
parent 7f5be412a0
commit a4e49f2dff
29 changed files with 2082 additions and 178 deletions
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include/mujoco/mjmodel.h
+6 -6
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@@ -899,8 +899,8 @@ struct mjModel_ {
mjtNum* geom_pos; // local position offset rel. to body (ngeom x 3)
mjtNum* geom_quat; // local orientation offset rel. to body (ngeom x 4)
mjtNum* geom_friction; // friction for (slide, spin, roll) (ngeom x 3)
mjtNum* geom_margin; // detect contact if dist<margin (ngeom x 1)
mjtNum* geom_gap; // include in solver if dist<margin-gap (ngeom x 1)
mjtNum* geom_margin; // geometric inflation for contact (ngeom x 1)
mjtNum* geom_gap; // additional contact detection buffer (ngeom x 1)
mjtNum* geom_fluid; // fluid interaction parameters (ngeom x mjNFLUID)
mjtNum* geom_user; // user data (ngeom x nuser_geom)
float* geom_rgba; // rgba when material is omitted (ngeom x 4)
@@ -967,8 +967,8 @@ struct mjModel_ {
mjtNum* flex_solref; // constraint solver reference: contact (nflex x mjNREF)
mjtNum* flex_solimp; // constraint solver impedance: contact (nflex x mjNIMP)
mjtNum* flex_friction; // friction for (slide, spin, roll) (nflex x 3)
mjtNum* flex_margin; // detect contact if dist<margin (nflex x 1)
mjtNum* flex_gap; // include in solver if dist<margin-gap (nflex x 1)
mjtNum* flex_margin; // geometric inflation for contact (nflex x 1)
mjtNum* flex_gap; // additional contact detection buffer (nflex x 1)
mjtByte* flex_internal; // internal flex collision enabled (nflex x 1)
int* flex_selfcollide; // self collision mode (mjtFlexSelf) (nflex x 1)
int* flex_activelayers; // number of active element layers, 3D only (nflex x 1)
@@ -1137,8 +1137,8 @@ struct mjModel_ {
mjtNum* pair_solref; // solver reference: contact normal (npair x mjNREF)
mjtNum* pair_solreffriction; // solver reference: contact friction (npair x mjNREF)
mjtNum* pair_solimp; // solver impedance: contact (npair x mjNIMP)
mjtNum* pair_margin; // detect contact if dist<margin (npair x 1)
mjtNum* pair_gap; // include in solver if dist<margin-gap (npair x 1)
mjtNum* pair_margin; // geometric inflation for contact (npair x 1)
mjtNum* pair_gap; // additional contact detection buffer (npair x 1)
mjtNum* pair_friction; // tangent1, 2, spin, roll1, 2 (npair x 5)
// excluded body pairs for collision detection