ardupilot/libraries/SITL/SIM_Morse.h
2018-12-04 09:44:50 +11:00

125 lines
3.6 KiB
C++

/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
simulator connection for morse simulator http://morse-simulator.github.io/
*/
#pragma once
#include <AP_HAL/utility/Socket.h>
#include "SIM_Aircraft.h"
namespace SITL {
/*
simulation interface
*/
class Morse : public Aircraft {
public:
Morse(const char *home_str, const char *frame_str);
/* update model by one time step */
void update(const struct sitl_input &input);
/* static object creator */
static Aircraft *create(const char *home_str, const char *frame_str) {
return new Morse(home_str, frame_str);
}
private:
const char *morse_ip = "127.0.0.1";
// assume sensors are streamed on port 60000
uint16_t morse_sensors_port = 60000;
// assume we control vehicle on port 60001
uint16_t morse_control_port = 60001;
enum {
OUTPUT_ROVER,
OUTPUT_QUAD
} output_type;
bool connect_sockets(void);
bool parse_sensors(const char *json);
bool sensors_receive(void);
void output_rover(const struct sitl_input &input);
void output_quad(const struct sitl_input &input);
void report_FPS();
// buffer for parsing pose data in JSON format
uint8_t sensor_buffer[2048];
uint32_t sensor_buffer_len;
SocketAPM *sensors_sock;
SocketAPM *control_sock;
uint32_t no_data_counter;
uint32_t connect_counter;
double initial_time_s;
double last_time_s;
double extrapolated_s;
double average_frame_time_s;
Vector3f position_offset;
uint64_t socket_frame_counter;
uint64_t last_socket_frame_counter;
uint64_t frame_counter;
double last_frame_count_s;
struct {
double timestamp;
struct {
double angular_velocity[3];
double linear_acceleration[3];
double magnetic_field[3];
} imu;
struct {
double x, y, z;
} gps;
struct {
double roll, pitch, yaw;
} pose;
struct {
double world_linear_velocity[3];
} velocity;
} state, last_state;
// table to aid parsing of JSON sensor data
struct keytable {
const char *section;
const char *key;
double *ptr;
bool is_vector3;
} keytable[11] = {
{ "", "timestamp", &state.timestamp },
{ "vehicle.imu", "angular_velocity", &state.imu.angular_velocity[0], true },
{ "vehicle.imu", "linear_acceleration", &state.imu.linear_acceleration[0], true },
{ "vehicle.imu", "magnetic_field", &state.imu.magnetic_field[0], true },
{ "vehicle.gps", "x", &state.gps.x },
{ "vehicle.gps", "y", &state.gps.y },
{ "vehicle.gps", "z", &state.gps.z },
{ "vehicle.pose", "roll", &state.pose.roll },
{ "vehicle.pose", "pitch", &state.pose.pitch },
{ "vehicle.pose", "yaw", &state.pose.yaw },
{ "vehicle.velocity", "world_linear_velocity", &state.velocity.world_linear_velocity[0], true },
};
};
} // namespace SITL