13 auto peri = std::make_shared<ProjectivePeridynamics<TDataType>>();
14 this->stateTimeStep()->connect(peri->inTimeStep());
15 this->stateHorizon()->connect(peri->inHorizon());
16 this->stateReferencePosition()->connect(peri->inX());
17 this->statePosition()->connect(peri->inY());
18 this->stateVelocity()->connect(peri->inVelocity());
19 this->stateBonds()->connect(peri->inBonds());