ardupilot/ArduRover/ControllerTank.h

92 lines
3.2 KiB
C++

/*
* ControllerTank.h
*
* Created on: Jun 30, 2011
* Author: jgoppert
*/
#ifndef CONTROLLERTANK_H_
#define CONTROLLERTANK_H_
#include "../APO/AP_Controller.h"
namespace apo {
class ControllerTank: public AP_Controller {
public:
ControllerTank(AP_Navigator * nav, AP_Guide * guide,
AP_HardwareAbstractionLayer * hal) :
AP_Controller(nav, guide, hal, new AP_ArmingMechanism(hal,ch_thrust,ch_str,0.1,-0.9,0.9),ch_mode,k_cntrl),
pidStr(new AP_Var_group(k_pidStr, PSTR("STR_")), 1, steeringP,
steeringI, steeringD, steeringIMax, steeringYMax, steeringDFCut),
pidThr(new AP_Var_group(k_pidThr, PSTR("THR_")), 1, throttleP,
throttleI, throttleD, throttleIMax, throttleYMax,
throttleDFCut), _headingOutput(0), _throttleOutput(0) {
_hal->debug->println_P(PSTR("initializing tank controller"));
_hal->rc.push_back(
new AP_RcChannel(k_chMode, PSTR("MODE_"), APM_RC, 5, 1100,
1500, 1900, RC_MODE_IN, false));
_hal->rc.push_back(
new AP_RcChannel(k_chLeft, PSTR("LEFT_"), APM_RC, 0, 1100, 1500,
1900, RC_MODE_OUT, false));
_hal->rc.push_back(
new AP_RcChannel(k_chRight, PSTR("RIGHT_"), APM_RC, 1, 1100, 1500,
1900, RC_MODE_OUT, false));
_hal->rc.push_back(
new AP_RcChannel(k_chStr, PSTR("STR_"), APM_RC, 0, 1100, 1500,
1900, RC_MODE_IN, false));
_hal->rc.push_back(
new AP_RcChannel(k_chThr, PSTR("THR_"), APM_RC, 1, 1100, 1500,
1900, RC_MODE_IN, false));
}
private:
// methods
void manualLoop(const float dt) {
setAllRadioChannelsManually();
_headingOutput = _hal->rc[ch_str]->getPosition();
_throttleOutput = _hal->rc[ch_thrust]->getPosition();
}
void autoLoop(const float dt) {
float headingError = _guide->getHeadingCommand()
- _nav->getYaw();
if (headingError > 180 * deg2Rad)
headingError -= 360 * deg2Rad;
if (headingError < -180 * deg2Rad)
headingError += 360 * deg2Rad;
_headingOutput = pidStr.update(headingError, _nav->getYawRate(), dt);
_throttleOutput = pidThr.update(_guide->getGroundSpeedCommand()
- _nav->getGroundSpeed(), dt);
}
void setMotorsActive() {
// turn all motors off if below 0.1 throttle
if (fabs(_hal->rc[ch_thrust]->getRadioPosition()) < 0.1) {
setAllRadioChannelsToNeutral();
} else {
_hal->rc[ch_left]->setPosition(_throttleOutput + _headingOutput);
_hal->rc[ch_right]->setPosition(_throttleOutput - _headingOutput);
}
}
// attributes
enum {
k_chMode = k_radioChannelsStart, k_chLeft, k_chRight, k_chStr, k_chThr
};
enum {
k_pidStr = k_controllersStart, k_pidThr
};
enum {
ch_mode = 0, ch_left, ch_right, ch_str, ch_thrust
};
BlockPIDDfb pidStr;
BlockPID pidThr;
float _headingOutput;
float _throttleOutput;
};
} // namespace apo
#endif /* CONTROLLERTANK_H_ */
// vim:ts=4:sw=4:expandtab