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Added a collision midphase on geom pairs using rotated AABBs static trees.

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PiperOrigin-RevId: 517357695
Change-Id: I068fee714d9638be2fb6d042d5d86f8ff970635b
This commit is contained in:
Alessio Quaglino
2023-03-17 02:36:38 -07:00
committed by Copybara-Service
parent 47b58f5ccb
commit 70959c1a2c
30 changed files with 2228 additions and 73 deletions
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src/engine/engine_collision_driver.h
+14
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@@ -21,14 +21,28 @@
#ifdef __cplusplus
extern "C" {
#else
#include <stdalign.h>
#endif
struct mjCollisionTree_ {
alignas(mjtNum) int node1;
int node2;
};
typedef struct mjCollisionTree_ mjCollisionTree;
// collision function pointers and max contact pairs
MJAPI extern mjfCollision mjCOLLISIONFUNC[mjNGEOMTYPES][mjNGEOMTYPES];
// collision detection entry point
MJAPI void mj_collision(const mjModel* m, mjData* d);
// applies Separating Axis Theorem for rotated AABBs
MJAPI int mj_collideOBB(const mjtNum aabb1[6], const mjtNum aabb2[6],
const mjtNum xpos1[3], const mjtNum xmat1[9],
const mjtNum xpos2[3], const mjtNum xmat2[9],
mjtNum product[36], mjtNum offset[12], mjtByte* initialize);
// broad phase collistion detection; return list of body pairs for narrow phase
int mj_broadphase(const mjModel* m, mjData* d, int* bodypair, int maxpair);