btSoftBodyRigidBodyCollisionConfiguration add softbody interaction on top of btDefaultCollisionConfig...
virtual ~btSoftBodyRigidBodyCollisionConfiguration()
virtual btCollisionAlgorithmCreateFunc * getCollisionAlgorithmCreateFunc(int proxyType0, int proxyType1)
creation of soft-soft and soft-rigid, and otherwise fallback to base class implementation
btSoftBodyRigidBodyCollisionConfiguration(const btDefaultCollisionConstructionInfo &constructionInfo=btDefaultCollisionConstructionInfo())