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Move tendon sparsity fields from mjData to mjModel

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PiperOrigin-RevId: 875087590
Change-Id: I1a5489d2d2011795ee38b09d547e68acd72e3cc7
This commit is contained in:
Taylor Howell
2026-02-25 04:31:37 -08:00
committed by Copybara-Service
parent 253494739a
commit 52ed96bc3a
25 changed files with 332 additions and 178 deletions
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doc/includes/references.h
+4 -4
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@@ -289,9 +289,6 @@ struct mjData_ {
// computed by mj_fwdPosition/mj_tendon
int* ten_wrapadr; // start address of tendon's path (ntendon x 1)
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 (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)
@@ -1070,6 +1067,7 @@ struct mjModel_ {
mjtSize nexclude; // number of excluded geom pairs
mjtSize neq; // number of equality constraints
mjtSize ntendon; // number of tendons
mjtSize nJten; // number of non-zeros in sparse ten_J matrix
mjtSize nwrap; // number of wrap objects in all tendon paths
mjtSize nsensor; // number of sensors
mjtSize nnumeric; // number of numeric custom fields
@@ -1096,7 +1094,6 @@ 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)
@@ -1490,6 +1487,9 @@ struct mjModel_ {
int* tendon_group; // group for visibility (ntendon x 1)
int* tendon_treenum; // number of trees along tendon's path (ntendon x 1)
int* tendon_treeid; // first two trees along tendon's path (ntendon x 2)
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 (nJten x 1)
mjtByte* tendon_limited; // does tendon have length limits (ntendon x 1)
mjtByte* tendon_actfrclimited; // does tendon have actuator force limits (ntendon x 1)
mjtNum* tendon_width; // width for rendering (ntendon x 1)