ESP32-CAN/main/pos.cpp

28 lines
954 B
C++

#include <Eigen/Dense>
struct nav_compl {
Eigen::Vector3f position = Eigen::Vector3f::Zero();
Eigen::Vector3f velocity = Eigen::Vector3f::Zero();
Eigen::Vector3f gps_weight_vel = Eigen::Vector3f::Constant(0.01f);
Eigen::Vector3f gps_weight_pos = Eigen::Vector3f::Constant(0.01f);
void predict(float dt, Eigen::Vector3f accel) {
Eigen::Vector3f next_velocity = this->velocity + (accel * dt);
this->position += (this->velocity + next_velocity) * 0.5f * dt;
this->velocity = next_velocity;
}
void measure(Eigen::Vector3f gps_pos, Eigen::Vector3f gps_vel) {
this->position = (Eigen::Vector3f::Ones() - gps_weight_pos)
.cwiseProduct(this->position) +
gps_weight_pos.cwiseProduct(gps_pos);
this->velocity = (Eigen::Vector3f::Ones() - gps_weight_vel)
.cwiseProduct(this->velocity) +
gps_weight_vel.cwiseProduct(gps_vel);
}
};