nopenpilot/third_party/acados/include/acados/sim/sim_erk_integrator.h

144 lines
4.1 KiB
C

/*
* Copyright 2019 Gianluca Frison, Dimitris Kouzoupis, Robin Verschueren,
* Andrea Zanelli, Niels van Duijkeren, Jonathan Frey, Tommaso Sartor,
* Branimir Novoselnik, Rien Quirynen, Rezart Qelibari, Dang Doan,
* Jonas Koenemann, Yutao Chen, Tobias Schöls, Jonas Schlagenhauf, Moritz Diehl
*
* This file is part of acados.
*
* The 2-Clause BSD License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.;
*/
#ifndef ACADOS_SIM_SIM_ERK_INTEGRATOR_H_
#define ACADOS_SIM_SIM_ERK_INTEGRATOR_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "acados/sim/sim_common.h"
#include "acados/utils/types.h"
typedef struct
{
int nx;
int nu;
int nz;
} sim_erk_dims;
typedef struct
{
/* external functions */
// explicit ode
external_function_generic *expl_ode_fun;
// hessian explicit ode
external_function_generic *expl_ode_hes;
// forward explicit vde
external_function_generic *expl_vde_for;
// adjoint explicit vde
external_function_generic *expl_vde_adj;
} erk_model;
typedef struct
{
// memory
double time_sim;
double time_ad;
double time_la;
// workspace structs
} sim_erk_memory;
typedef struct
{
// workspace mem
double *rhs_forw_in; // x + S + p
double *K_traj; // (stages*nX) or (steps*stages*nX) for adj
double *out_forw_traj; // S or (steps+1)*nX for adj
double *rhs_adj_in;
double *out_adj_tmp;
double *adj_traj;
} sim_erk_workspace;
// dims
acados_size_t sim_erk_dims_calculate_size();
void *sim_erk_dims_assign(void *config_, void *raw_memory);
void sim_erk_dims_set(void *config_, void *dims_, const char *field, const int* value);
void sim_erk_dims_get(void *config_, void *dims_, const char *field, int* value);
// model
acados_size_t sim_erk_model_calculate_size(void *config, void *dims);
void *sim_erk_model_assign(void *config, void *dims, void *raw_memory);
int sim_erk_model_set(void *model, const char *field, void *value);
// opts
acados_size_t sim_erk_opts_calculate_size(void *config, void *dims);
//
void sim_erk_opts_update(void *config_, void *dims, void *opts_);
//
void *sim_erk_opts_assign(void *config, void *dims, void *raw_memory);
//
void sim_erk_opts_initialize_default(void *config, void *dims, void *opts_);
//
void sim_erk_opts_set(void *config_, void *opts_, const char *field, void *value);
// memory
acados_size_t sim_erk_memory_calculate_size(void *config, void *dims, void *opts_);
//
void *sim_erk_memory_assign(void *config, void *dims, void *opts_, void *raw_memory);
//
int sim_erk_memory_set(void *config_, void *dims_, void *mem_, const char *field, void *value);
// workspace
acados_size_t sim_erk_workspace_calculate_size(void *config, void *dims, void *opts_);
//
int sim_erk(void *config, sim_in *in, sim_out *out, void *opts_, void *mem_, void *work_);
//
void sim_erk_config_initialize_default(void *config);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif // ACADOS_SIM_SIM_ERK_INTEGRATOR_H_