| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /////////////////////////////////////////////////////////////////////////////// | ||
| 2 | // BSD 3-Clause License | ||
| 3 | // | ||
| 4 | // Copyright (C) 2019-2025, LAAS-CNRS, University of Edinburgh, | ||
| 5 | // University of Oxford, Heriot-Watt University | ||
| 6 | // Copyright note valid unless otherwise stated in individual files. | ||
| 7 | // All rights reserved. | ||
| 8 | /////////////////////////////////////////////////////////////////////////////// | ||
| 9 | |||
| 10 | namespace crocoddyl { | ||
| 11 | |||
| 12 | template <typename Scalar> | ||
| 13 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::DifferentialActionModelAbstractTpl( | |
| 14 | std::shared_ptr<StateAbstract> state, const std::size_t nu, | ||
| 15 | const std::size_t nr, const std::size_t ng, const std::size_t nh, | ||
| 16 | const std::size_t ng_T, const std::size_t nh_T) | ||
| 17 | ✗ | : nu_(nu), | |
| 18 | ✗ | nr_(nr), | |
| 19 | ✗ | ng_(ng), | |
| 20 | ✗ | nh_(nh), | |
| 21 | ✗ | ng_T_(ng_T), | |
| 22 | ✗ | nh_T_(nh_T), | |
| 23 | ✗ | state_(state), | |
| 24 | ✗ | unone_(VectorXs::Zero(nu)), | |
| 25 | ✗ | g_lb_(VectorXs::Constant(ng > ng_T ? ng : ng_T, | |
| 26 | ✗ | -std::numeric_limits<Scalar>::infinity())), | |
| 27 | ✗ | g_ub_(VectorXs::Constant(ng > ng_T ? ng : ng_T, | |
| 28 | ✗ | std::numeric_limits<Scalar>::infinity())), | |
| 29 | ✗ | u_lb_(VectorXs::Constant(nu, -std::numeric_limits<Scalar>::infinity())), | |
| 30 | ✗ | u_ub_(VectorXs::Constant(nu, std::numeric_limits<Scalar>::infinity())), | |
| 31 | ✗ | has_control_limits_(false) {} | |
| 32 | |||
| 33 | template <typename Scalar> | ||
| 34 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::calc( | |
| 35 | const std::shared_ptr<DifferentialActionDataAbstract>& data, | ||
| 36 | const Eigen::Ref<const VectorXs>& x) { | ||
| 37 | ✗ | calc(data, x, unone_); | |
| 38 | ✗ | } | |
| 39 | |||
| 40 | template <typename Scalar> | ||
| 41 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::calcDiff( | |
| 42 | const std::shared_ptr<DifferentialActionDataAbstract>& data, | ||
| 43 | const Eigen::Ref<const VectorXs>& x) { | ||
| 44 | ✗ | calcDiff(data, x, unone_); | |
| 45 | ✗ | } | |
| 46 | |||
| 47 | template <typename Scalar> | ||
| 48 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::quasiStatic( | |
| 49 | const std::shared_ptr<DifferentialActionDataAbstract>& data, | ||
| 50 | Eigen::Ref<VectorXs> u, const Eigen::Ref<const VectorXs>& x, | ||
| 51 | const std::size_t maxiter, const Scalar tol) { | ||
| 52 | ✗ | if (static_cast<std::size_t>(u.size()) != nu_) { | |
| 53 | ✗ | throw_pretty( | |
| 54 | "Invalid argument: " << "u has wrong dimension (it should be " + | ||
| 55 | std::to_string(nu_) + ")"); | ||
| 56 | } | ||
| 57 | ✗ | if (static_cast<std::size_t>(x.size()) != state_->get_nx()) { | |
| 58 | ✗ | throw_pretty( | |
| 59 | "Invalid argument: " << "x has wrong dimension (it should be " + | ||
| 60 | std::to_string(state_->get_nx()) + ")"); | ||
| 61 | } | ||
| 62 | // Check the velocity input is zero | ||
| 63 | ✗ | assert_pretty(x.tail(state_->get_nv()).isZero(), | |
| 64 | "The velocity input should be zero for quasi-static to work."); | ||
| 65 | |||
| 66 | ✗ | if (nu_ != 0) { | |
| 67 | ✗ | VectorXs du = VectorXs::Zero(nu_); | |
| 68 | ✗ | for (std::size_t i = 0; i < maxiter; ++i) { | |
| 69 | ✗ | calc(data, x, u); | |
| 70 | ✗ | calcDiff(data, x, u); | |
| 71 | ✗ | du.noalias() = -pseudoInverse(data->Fu) * data->xout; | |
| 72 | ✗ | u += du; | |
| 73 | ✗ | if (du.norm() <= tol) { | |
| 74 | ✗ | break; | |
| 75 | } | ||
| 76 | } | ||
| 77 | ✗ | } | |
| 78 | ✗ | } | |
| 79 | |||
| 80 | template <typename Scalar> | ||
| 81 | typename MathBaseTpl<Scalar>::VectorXs | ||
| 82 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::quasiStatic_x( | |
| 83 | const std::shared_ptr<DifferentialActionDataAbstract>& data, | ||
| 84 | const VectorXs& x, const std::size_t maxiter, const Scalar tol) { | ||
| 85 | ✗ | VectorXs u(nu_); | |
| 86 | ✗ | u.setZero(); | |
| 87 | ✗ | quasiStatic(data, u, x, maxiter, tol); | |
| 88 | ✗ | return u; | |
| 89 | ✗ | } | |
| 90 | |||
| 91 | template <typename Scalar> | ||
| 92 | std::shared_ptr<DifferentialActionDataAbstractTpl<Scalar> > | ||
| 93 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::createData() { | |
| 94 | return std::allocate_shared<DifferentialActionDataAbstract>( | ||
| 95 | ✗ | Eigen::aligned_allocator<DifferentialActionDataAbstract>(), this); | |
| 96 | } | ||
| 97 | |||
| 98 | template <typename Scalar> | ||
| 99 | ✗ | bool DifferentialActionModelAbstractTpl<Scalar>::checkData( | |
| 100 | const std::shared_ptr<DifferentialActionDataAbstract>&) { | ||
| 101 | ✗ | return false; | |
| 102 | } | ||
| 103 | |||
| 104 | template <typename Scalar> | ||
| 105 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::print(std::ostream& os) const { | |
| 106 | ✗ | os << boost::core::demangle(typeid(*this).name()); | |
| 107 | ✗ | } | |
| 108 | |||
| 109 | template <typename Scalar> | ||
| 110 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_nu() const { | |
| 111 | ✗ | return nu_; | |
| 112 | } | ||
| 113 | |||
| 114 | template <typename Scalar> | ||
| 115 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_nr() const { | |
| 116 | ✗ | return nr_; | |
| 117 | } | ||
| 118 | |||
| 119 | template <typename Scalar> | ||
| 120 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_ng() const { | |
| 121 | ✗ | return ng_; | |
| 122 | } | ||
| 123 | |||
| 124 | template <typename Scalar> | ||
| 125 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_nh() const { | |
| 126 | ✗ | return nh_; | |
| 127 | } | ||
| 128 | |||
| 129 | template <typename Scalar> | ||
| 130 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_ng_T() const { | |
| 131 | ✗ | return ng_T_; | |
| 132 | } | ||
| 133 | |||
| 134 | template <typename Scalar> | ||
| 135 | ✗ | std::size_t DifferentialActionModelAbstractTpl<Scalar>::get_nh_T() const { | |
| 136 | ✗ | return nh_T_; | |
| 137 | } | ||
| 138 | |||
| 139 | template <typename Scalar> | ||
| 140 | const std::shared_ptr<StateAbstractTpl<Scalar> >& | ||
| 141 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::get_state() const { | |
| 142 | ✗ | return state_; | |
| 143 | } | ||
| 144 | |||
| 145 | template <typename Scalar> | ||
| 146 | const typename MathBaseTpl<Scalar>::VectorXs& | ||
| 147 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::get_g_lb() const { | |
| 148 | ✗ | return g_lb_; | |
| 149 | } | ||
| 150 | |||
| 151 | template <typename Scalar> | ||
| 152 | const typename MathBaseTpl<Scalar>::VectorXs& | ||
| 153 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::get_g_ub() const { | |
| 154 | ✗ | return g_ub_; | |
| 155 | } | ||
| 156 | |||
| 157 | template <typename Scalar> | ||
| 158 | const typename MathBaseTpl<Scalar>::VectorXs& | ||
| 159 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::get_u_lb() const { | |
| 160 | ✗ | return u_lb_; | |
| 161 | } | ||
| 162 | |||
| 163 | template <typename Scalar> | ||
| 164 | const typename MathBaseTpl<Scalar>::VectorXs& | ||
| 165 | ✗ | DifferentialActionModelAbstractTpl<Scalar>::get_u_ub() const { | |
| 166 | ✗ | return u_ub_; | |
| 167 | } | ||
| 168 | |||
| 169 | template <typename Scalar> | ||
| 170 | ✗ | bool DifferentialActionModelAbstractTpl<Scalar>::get_has_control_limits() | |
| 171 | const { | ||
| 172 | ✗ | return has_control_limits_; | |
| 173 | } | ||
| 174 | |||
| 175 | template <typename Scalar> | ||
| 176 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::set_g_lb( | |
| 177 | const VectorXs& g_lb) { | ||
| 178 | ✗ | const std::size_t ng = ng_ > ng_T_ ? ng_ : ng_T_; | |
| 179 | ✗ | if (static_cast<std::size_t>(g_lb.size()) != ng) { | |
| 180 | ✗ | throw_pretty( | |
| 181 | "Invalid argument: " | ||
| 182 | << "inequality lower bound has wrong dimension (it should be " + | ||
| 183 | std::to_string(ng) + ")"); | ||
| 184 | } | ||
| 185 | ✗ | g_lb_ = g_lb; | |
| 186 | ✗ | } | |
| 187 | |||
| 188 | template <typename Scalar> | ||
| 189 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::set_g_ub( | |
| 190 | const VectorXs& g_ub) { | ||
| 191 | ✗ | const std::size_t ng = ng_ > ng_T_ ? ng_ : ng_T_; | |
| 192 | ✗ | if (static_cast<std::size_t>(g_ub.size()) != ng) { | |
| 193 | ✗ | throw_pretty( | |
| 194 | "Invalid argument: " | ||
| 195 | << "inequality upper bound has wrong dimension (it should be " + | ||
| 196 | std::to_string(ng_) + ")"); | ||
| 197 | } | ||
| 198 | ✗ | g_ub_ = g_ub; | |
| 199 | ✗ | } | |
| 200 | |||
| 201 | template <typename Scalar> | ||
| 202 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::set_u_lb( | |
| 203 | const VectorXs& u_lb) { | ||
| 204 | ✗ | if (static_cast<std::size_t>(u_lb.size()) != nu_) { | |
| 205 | ✗ | throw_pretty("Invalid argument: " | |
| 206 | << "lower bound has wrong dimension (it should be " + | ||
| 207 | std::to_string(nu_) + ")"); | ||
| 208 | } | ||
| 209 | ✗ | u_lb_ = u_lb; | |
| 210 | ✗ | update_has_control_limits(); | |
| 211 | ✗ | } | |
| 212 | |||
| 213 | template <typename Scalar> | ||
| 214 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::set_u_ub( | |
| 215 | const VectorXs& u_ub) { | ||
| 216 | ✗ | if (static_cast<std::size_t>(u_ub.size()) != nu_) { | |
| 217 | ✗ | throw_pretty("Invalid argument: " | |
| 218 | << "upper bound has wrong dimension (it should be " + | ||
| 219 | std::to_string(nu_) + ")"); | ||
| 220 | } | ||
| 221 | ✗ | u_ub_ = u_ub; | |
| 222 | ✗ | update_has_control_limits(); | |
| 223 | ✗ | } | |
| 224 | |||
| 225 | template <typename Scalar> | ||
| 226 | ✗ | void DifferentialActionModelAbstractTpl<Scalar>::update_has_control_limits() { | |
| 227 | ✗ | has_control_limits_ = | |
| 228 | ✗ | isfinite(u_lb_.template cast<ScalarType>().array()).any() && | |
| 229 | ✗ | isfinite(u_ub_.template cast<ScalarType>().array()).any(); | |
| 230 | ✗ | } | |
| 231 | |||
| 232 | template <typename Scalar> | ||
| 233 | ✗ | std::ostream& operator<<( | |
| 234 | std::ostream& os, const DifferentialActionModelAbstractTpl<Scalar>& model) { | ||
| 235 | ✗ | model.print(os); | |
| 236 | ✗ | return os; | |
| 237 | } | ||
| 238 | |||
| 239 | } // namespace crocoddyl | ||
| 240 |