Method getJointInfo

examples/SharedMemory/PhysicsDirect.cpp:1558–1602

}

bool PhysicsDirect::getJointInfo(int bodyIndex, int jointIndex, struct b3JointInfo& info) const
{
	BodyJointInfoCache2** bodyJointsPtr = m_data->m_bodyJointMap[bodyIndex];
	if (bodyJointsPtr && *bodyJointsPtr)
	{
		BodyJointInfoCache2* bodyJoints = *bodyJointsPtr;
		if ((jointIndex >= 0) && (jointIndex < bodyJoints->m_jointInfo.size()))
		{
			info = bodyJoints->m_jointInfo[jointIndex];
			info.m_qSize = 0;
			info.m_uSize = 0;
			
			switch (info.m_jointType)
			{
				case eSphericalType:
				{
					info.m_qSize = 4;//quaterion x,y,z,w
					info.m_uSize = 3;
					break;
				}
				case ePlanarType:
				{
					info.m_qSize = 2;
					info.m_uSize = 2;
					break;
				}
				case ePrismaticType:
				case eRevoluteType:
				{
					info.m_qSize = 1;
					info.m_uSize = 1;
					break;
				}

				default:
				{
				}
			}


			return true;
		}
	}
	return false;
}

void PhysicsDirect::setSharedMemoryKey(int key)
{