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Expose PyBullet.calculateVelocityQuaternion, getAxisAngleFromQuaternion, getQuaternionFromAxisAngle, getDifferenceQuaternion

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Add preparation for DeepMimic humanoid environment, replicating parts of https://github.com/xbpeng/DeepMimic
Loading humanoid.urdf and applying motion action: examples/pybullet/gym/pybullet_envs/mimic/humanoid.py
Loading MotionCapture data: examples/pybullet/gym/pybullet_envs/mimic/motion_capture_data.py
Little test: examples/pybullet/gym/pybullet_envs/mimic/humanoid_test.py
This commit is contained in:
erwincoumans
2018-11-16 17:29:03 -08:00
parent b13e84e43c
commit 9e99f5cdbc
9 changed files with 640 additions and 6 deletions
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8
examples/SharedMemory/PhysicsClientC_API.h
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@@ -571,7 +571,7 @@ extern "C"
// Sets the number of threads to use to compute the ray intersections for the batch. Specify 0 to let Bullet decide, 1 (default) for single core execution, 2 or more to select the number of threads to use.
B3_SHARED_API void b3RaycastBatchSetNumThreads(b3SharedMemoryCommandHandle commandHandle, int numThreads);
//max num rays for b3RaycastBatchAddRay is MAX_RAY_INTERSECTION_BATCH_SIZE
B3_SHARED_API void b3RaycastBatchAddRay(b3SharedMemoryCommandHandle commandHandle, const double rayFromWorld[3], const double rayToWorld[3]);
B3_SHARED_API void b3RaycastBatchAddRay(b3SharedMemoryCommandHandle commandHandle, const double rayFromWorld[/*3*/], const double rayToWorld[/*3*/]);
//max num rays for b3RaycastBatchAddRays is MAX_RAY_INTERSECTION_BATCH_SIZE_STREAMING
B3_SHARED_API void b3RaycastBatchAddRays(b3PhysicsClientHandle physClient, b3SharedMemoryCommandHandle commandHandle, const double* rayFromWorld, const double* rayToWorld, int numRays);
B3_SHARED_API void b3RaycastBatchSetParentObject(b3SharedMemoryCommandHandle commandHandle, int parentObjectUniqueId, int parentLinkIndex);
@@ -635,6 +635,12 @@ extern "C"
B3_SHARED_API void b3MultiplyTransforms(const double posA[/*3*/], const double ornA[/*4*/], const double posB[/*3*/], const double ornB[/*4*/], double outPos[/*3*/], double outOrn[/*4*/]);
B3_SHARED_API void b3InvertTransform(const double pos[/*3*/], const double orn[/*4*/], double outPos[/*3*/], double outOrn[/*4*/]);
B3_SHARED_API void b3QuaternionSlerp(const double startQuat[/*4*/], const double endQuat[/*4*/], double interpolationFraction, double outOrn[/*4*/]);
B3_SHARED_API void b3GetQuaternionFromAxisAngle(const double axis[/*3*/], double angle, double outQuat[/*4*/]);
B3_SHARED_API void b3GetAxisAngleFromQuaternion(const double quat[/*4*/], double axis[/*3*/], double* angle);
B3_SHARED_API void b3GetQuaternionDifference(const double startQuat[/*4*/], const double endQuat[/*4*/], double outOrn[/*4*/]);
B3_SHARED_API void b3CalculateVelocityQuaternion(const double startQuat[/*4*/], const double endQuat[/*4*/], double deltaTime, double angVelOut[/*3*/]);
#ifdef __cplusplus
}