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Switch mjData.{qH,qLD} from reduced ("C") to full ("M") inertia matrix structure. No performance impact of extra zeros because of existing "simple dof" skipping mechanism.

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PiperOrigin-RevId: 733523931
Change-Id: Ic8d8a152dda5532331c239cb6b4ce7d8d09b7fff
This commit is contained in:
Yuval Tassa
2025-03-04 17:33:48 -08:00
committed by Copybara-Service
parent 51f6aa8b43
commit 0f563ecf31
20 changed files with 95 additions and 98 deletions
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src/engine/engine_vis_interact.c
+1 -1
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@@ -556,7 +556,7 @@ void mjv_initPerturb(const mjModel* m, mjData* d, const mjvScene* scn, mjvPertur
// compute average spatial inertia at selection point
for (int i=0; i < nv; i++) {
int diag = d->C_rowadr[i] + d->C_rownnz[i] - 1;
int diag = d->M_rowadr[i] + d->M_rownnz[i] - 1;
sqrtInvD[i] = 1 / mju_sqrt(d->qLD[diag]);
}
mj_jac(m, d, jac, NULL, selpos, sel);