Robot's source code
Dependencies: mbed
Asserv_Plan_B/planB.cpp
- Committer:
- Jagang
- Date:
- 2015-04-30
- Revision:
- 100:a827a645d6c2
- Parent:
- 94:5c37bcf73d14
- Parent:
- 93:4d5664e9188a
- Child:
- 101:78dc61bd330d
File content as of revision 100:a827a645d6c2:
#include "planB.h" #include "defines.h" extern Serial logger; aserv_planB::aserv_planB(Odometry2 &odometry,Motor &motorL,Motor &motorR) : m_odometry(odometry), m_motorL(motorL), m_motorR(motorR) { consigne_g = 0.0; consigne_d = 0.0; vitesse_g = 0; vitesse_d = 0; erreur_g = 0; erreur_d = 0; cmd_g = 0; cmd_d = 0; somme_erreur = 0; somme_erreur_d = 0; delta_erreur = 0; erreur_precedente = 0; Kp = 0.30; Ki = 0.01; Kd = 0.5; //etat_angle = 0; cmd = 0; N = 0; moyenne = 0; limite = 0; done = false; state = 0; // Etat ou l'on ne fait rien } void aserv_planB::setGoal(float x, float y, float theta) { m_goalX = x; m_goalY = y; m_goalTheta = theta; state = 1; // Etat de rotation 1 } void aserv_planB::control_speed() { vitesse_d = m_odometry.getVitRight(); vitesse_g = m_odometry.getVitLeft(); erreur_g = consigne_g - vitesse_g; cmd_g = erreur_g*Kp; erreur_d = consigne_d - vitesse_d; cmd_d = erreur_d*Kp; m_motorL.setSpeed(cmd_g); m_motorR.setSpeed(cmd_d); } void aserv_planB::update(float dt) { if(state == 1) { float thetaGoal = atan2(m_goalY-m_odometry.getY(),m_goalX-m_odometry.getX()); float erreur_theta = thetaGoal-m_odometry.getTheta(); if(erreur_theta <= PI) erreur_theta += 2.0f*PI; if(erreur_theta >= PI) erreur_theta -= 2.0f*PI; /*if(erreur_theta < 0) etat_angle = 1; else if(erreur_theta > 0) etat_angle = 2; else etat_angle = 0;*/ /*limite = (0.5-Kp*erreur_theta)/Ki; if(somme_erreur >= limite) somme_erreur = limite; if(somme_erreur <= -limite) somme_erreur = -limite;*/ cmd = erreur_theta*Kp + somme_erreur*Ki - delta_erreur*Kd; somme_erreur += erreur_theta; delta_erreur = erreur_theta - erreur_precedente; erreur_precedente = erreur_theta; m_motorL.setSpeed(-cmd); m_motorR.setSpeed(cmd); //! Pas bon coeff, mais c'est l'idée consigne_g = 0;//-erreur_theta*0.0001; consigne_d = 0;//erreur_theta*0.0001; /*if(erreur_theta <= abs(0.7)) { done = true; logger.printf("Posey\r\n"); state = 2; }*/ } /*switch(etat_angle) { case 0: break; case 1: break;*/ }