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Sparse ten_J and ten_J_colind

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PiperOrigin-RevId: 869712136
Change-Id: Id2979684aa0c39552cb8453852483cbac55f0ea3
This commit is contained in:
Taylor Howell
2026-02-13 06:55:42 -08:00
committed by Copybara-Service
parent 277f469239
commit 5903d4826f
21 changed files with 118 additions and 43 deletions
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doc/includes/references.h
+3 -2
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@@ -291,8 +291,8 @@ struct mjData_ {
int* ten_wrapnum; // number of wrap points in path (ntendon x 1)
int* ten_J_rownnz; // number of non-zeros in Jacobian row (ntendon x 1)
int* ten_J_rowadr; // row start address in colind array (ntendon x 1)
int* ten_J_colind; // column indices in sparse Jacobian (ntendon x nv)
mjtNum* ten_J; // tendon Jacobian (ntendon x nv)
int* ten_J_colind; // column indices in sparse Jacobian (nJten x 1)
mjtNum* ten_J; // tendon Jacobian (nJten x 1)
mjtNum* ten_length; // tendon lengths (ntendon x 1)
int* wrap_obj; // geom id; -1: site; -2: pulley (nwrap x 2)
mjtNum* wrap_xpos; // Cartesian 3D points in all paths (nwrap x 6)
@@ -1096,6 +1096,7 @@ struct mjModel_ {
// sizes set after mjModel construction
mjtSize nnames_map; // number of slots in the names hash map
mjtSize nJmom; // number of non-zeros in sparse actuator_moment matrix
mjtSize nJten; // number of non-zeros in sparse ten_J matrix
mjtSize ngravcomp; // number of bodies with nonzero gravcomp
mjtSize nemax; // number of potential equality-constraint rows
mjtSize njmax; // number of available rows in constraint Jacobian (legacy)