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Add octree to meshes of SDF geoms.

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PiperOrigin-RevId: 777634862
Change-Id: I3210c2f8d73fd30ceecb0a11abd1d82e086b3d5d
This commit is contained in:
Alessio Quaglino
2025-06-30 10:49:08 -07:00
committed by Copybara-Service
parent 106df98946
commit 5c1f1f9dba
17 changed files with 369 additions and 12 deletions
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include/mujoco/mjmodel.h
+8
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@@ -631,6 +631,7 @@ struct mjModel_ {
int nbvh; // number of total bounding volumes in all bodies
int nbvhstatic; // number of static bounding volumes (aabb stored in mjModel)
int nbvhdynamic; // number of dynamic bounding volumes (aabb stored in mjData)
int noct; // number of total octree cells in all meshes
int njnt; // number of joints
int ngeom; // number of geoms
int nsite; // number of sites
@@ -764,6 +765,11 @@ struct mjModel_ {
int* bvh_nodeid; // geom or elem id of node; -1: non-leaf (nbvh x 1)
mjtNum* bvh_aabb; // local bounding box (center, size) (nbvhstatic x 6)
// octree spatial partitioning
int* oct_depth; // depth in the octree (noct x 1)
int* oct_child; // children of octree node (noct x 8)
mjtNum* oct_aabb; // octree node bounding box (center, size) (noct x 6)
// joints
int* jnt_type; // type of joint (mjtJoint) (njnt x 1)
int* jnt_qposadr; // start addr in 'qpos' for joint's data (njnt x 1)
@@ -951,6 +957,8 @@ struct mjModel_ {
int* mesh_facenum; // number of faces (nmesh x 1)
int* mesh_bvhadr; // address of bvh root (nmesh x 1)
int* mesh_bvhnum; // number of bvh (nmesh x 1)
int* mesh_octadr; // address of octree root (nmesh x 1)
int* mesh_octnum; // number of octree nodes (nmesh x 1)
int* mesh_normaladr; // first normal address (nmesh x 1)
int* mesh_normalnum; // number of normals (nmesh x 1)
int* mesh_texcoordadr; // texcoord data address; -1: no texcoord (nmesh x 1)