SPQR-Team-2019-REVAMPED/src/drivecontroller.cpp

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#include "drivecontroller.h"
#include "sensors.h"
DriveController::DriveController(Motor* m1_, Motor* m2_, Motor* m3_, Motor* m4_){
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m1 = m1_;
m2 = m2_;
m3 = m3_;
m4 = m4_;
for(int i = 0; i < 360; i++){
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sins[i] = (float) sin(torad(i));
cosins[i] = (float) cos(torad(i));
}
pDir = 0;
pSpeed = 0;
pTilt = 0;
vx = 0;
vy = 0;
speed1 = 0;
speed2 = 0;
speed3 = 0;
speed4 = 0;
delta = 0;
errorP = 0;
errorI = 0;
errorD = 0;
errorePre = 0;
pidfactor = 0;
integral = 0;
}
void DriveController::prepareDrive(int dir=0, int speed=0, int tilt=0){
pDir = dir;
pSpeed = speed;
pTilt = tilt;
}
void DriveController::drivePrepared(){
drive(pDir, pSpeed, pTilt);
}
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float DriveController::torad(float f){
return (f * PI / 180.0);
}
void DriveController::drive(int dir=0, int speed=0, int tilt=0){
vx = ((speed * cosins[dir]));
vy = ((-speed * sins[dir]));
speed1 = ((vx * sins[m1->angle] ) + (vy * cosins[m1->angle] ));
speed2 = ((vx * sins[m2->angle]) + (vy * cosins[m2->angle]));
speed3 = -(speed1);
speed4 = -(speed2);
// calcola l'errore di posizione rispetto allo 0
delta = compass->getValue();
if(delta > 180) delta = delta-360;
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delta = delta - tilt;
// calcola correzione proporzionale
errorP = KP * delta;
// calcola correzione derivativa
errorD = KD * (delta - errorePre);
errorePre = delta;
// calcola correzione integrativa
integral = 0.5 * integral + delta;
errorI = KI * integral;
// calcota correzione complessiva
pidfactor = errorD + errorP + errorI;
speed1 += pidfactor;
speed2 += pidfactor;
speed3 += pidfactor;
speed4 += pidfactor;
speed1 = constrain(speed1, -255, 255);
speed2 = constrain(speed2, -255, 255);
speed3 = constrain(speed3, -255, 255);
speed4 = constrain(speed4, -255, 255);
m1->drive((int) speed1);
m2->drive((int) speed2);
m3->drive((int) speed3);
m4->drive((int) speed4);
}