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Precompute mappings between M <-> D sparse representations.

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PiperOrigin-RevId: 670898353
Change-Id: I4b15477b1b6eb4a64cf7d4a0bb5af8fcb95d4e45
This commit is contained in:
Yuval Tassa
2024-09-04 02:56:05 -07:00
committed by Copybara-Service
parent 303e5e7718
commit 42eb669e4e
11 changed files with 156 additions and 79 deletions
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include/mujoco/mjdata.h
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@@ -337,6 +337,8 @@ struct mjData_ {
int* D_rownnz; // non-zeros in each row (nv x 1)
int* D_rowadr; // address of each row in D_colind (nv x 1)
int* D_colind; // column indices of non-zeros (nD x 1)
int* mapM2D; // index mapping from M to D (nD x 1)
int* mapD2M; // index mapping from D to M (nM x 1)
int* B_rownnz; // non-zeros in each row (nbody x 1)
int* B_rowadr; // address of each row in B_colind (nbody x 1)
int* B_colind; // column indices of non-zeros (nB x 1)