Crocoddyl
 
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poly-zero.hpp
1
2// BSD 3-Clause License
3//
4// Copyright (C) 2021-2025, University of Edinburgh, University of Trento,
5// Heriot-Watt University
6// Copyright note valid unless otherwise stated in individual files.
7// All rights reserved.
9
10#ifndef CROCODDYL_CORE_CONTROLS_POLY_ZERO_HPP_
11#define CROCODDYL_CORE_CONTROLS_POLY_ZERO_HPP_
12
13#include "crocoddyl/core/control-base.hpp"
14#include "crocoddyl/core/fwd.hpp"
15#include "crocoddyl/core/utils/exception.hpp"
16
17namespace crocoddyl {
18
36template <typename _Scalar>
39 public:
40 typedef _Scalar Scalar;
46 typedef typename MathBase::VectorXs VectorXs;
47 typedef typename MathBase::MatrixXs MatrixXs;
48
54 explicit ControlParametrizationModelPolyZeroTpl(const std::size_t nw);
56
64 virtual void calc(
65 const std::shared_ptr<ControlParametrizationDataAbstract>& data,
66 const Scalar t, const Eigen::Ref<const VectorXs>& u) const;
67
78 virtual void calcDiff(
79 const std::shared_ptr<ControlParametrizationDataAbstract>& data,
80 const Scalar t, const Eigen::Ref<const VectorXs>& u) const;
81
87 virtual std::shared_ptr<ControlParametrizationDataAbstract> createData();
88
97 virtual void params(
98 const std::shared_ptr<ControlParametrizationDataAbstract>& data,
99 const Scalar t, const Eigen::Ref<const VectorXs>& w) const;
100
110 virtual void convertBounds(const Eigen::Ref<const VectorXs>& w_lb,
111 const Eigen::Ref<const VectorXs>& w_ub,
112 Eigen::Ref<VectorXs> u_lb,
113 Eigen::Ref<VectorXs> u_ub) const;
114
128 virtual void multiplyByJacobian(
129 const std::shared_ptr<ControlParametrizationDataAbstract>& data,
130 const Eigen::Ref<const MatrixXs>& A, Eigen::Ref<MatrixXs> out,
131 const AssignmentOp op = setto) const;
132
147 const std::shared_ptr<ControlParametrizationDataAbstract>& data,
148 const Eigen::Ref<const MatrixXs>& A, Eigen::Ref<MatrixXs> out,
149 const AssignmentOp op = setto) const;
150
151 protected:
152 using Base::nu_;
153 using Base::nw_;
154};
155
156} // namespace crocoddyl
157
158/* --- Details -------------------------------------------------------------- */
159/* --- Details -------------------------------------------------------------- */
160/* --- Details -------------------------------------------------------------- */
161#include "crocoddyl/core/controls/poly-zero.hxx"
162
163#endif // CROCODDYL_CORE_CONTROLS_POLY_ZERO_HPP_
Abstract class for the control trajectory parametrization.
std::size_t nu_
Control parameters dimension.
A polynomial function of time of degree zero, that is a constant.
Definition poly-zero.hpp:38
virtual void convertBounds(const Eigen::Ref< const VectorXs > &w_lb, const Eigen::Ref< const VectorXs > &w_ub, Eigen::Ref< VectorXs > u_lb, Eigen::Ref< VectorXs > u_ub) const
Map the specified bounds from the control space to the parameter space.
virtual void multiplyByJacobian(const std::shared_ptr< ControlParametrizationDataAbstract > &data, const Eigen::Ref< const MatrixXs > &A, Eigen::Ref< MatrixXs > out, const AssignmentOp op=setto) const
Compute the product between a specified matrix and the Jacobian of the control (with respect to the p...
virtual void params(const std::shared_ptr< ControlParametrizationDataAbstract > &data, const Scalar t, const Eigen::Ref< const VectorXs > &w) const
Get a value of the control parameters such that the control at the specified time t is equal to the s...
ControlParametrizationModelPolyZeroTpl(const std::size_t nw)
Initialize the poly-zero control parametrization.
virtual std::shared_ptr< ControlParametrizationDataAbstract > createData()
Create the control-parametrization data.
virtual void calc(const std::shared_ptr< ControlParametrizationDataAbstract > &data, const Scalar t, const Eigen::Ref< const VectorXs > &u) const
Get the value of the control at the specified time.
virtual void calcDiff(const std::shared_ptr< ControlParametrizationDataAbstract > &data, const Scalar t, const Eigen::Ref< const VectorXs > &u) const
Get the value of the Jacobian of the control with respect to the parameters.
virtual void multiplyJacobianTransposeBy(const std::shared_ptr< ControlParametrizationDataAbstract > &data, const Eigen::Ref< const MatrixXs > &A, Eigen::Ref< MatrixXs > out, const AssignmentOp op=setto) const
Compute the product between the transposed Jacobian of the control (with respect to the parameters) a...