ardupilot/libraries/AP_Compass/AP_Compass_HMC5883L.h

#ifndef AP_Compass_HMC5883L_H
#define AP_Compass_HMC5883L_H

#include "../AP_Common/AP_Common.h"
#include "../AP_Math/AP_Math.h"

#include "Compass.h"

// orientations for DIYDrones magnetometer
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_FORWARD ROTATION_YAW_90
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_FORWARD_RIGHT ROTATION_YAW_135
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_RIGHT ROTATION_YAW_180
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_BACK_RIGHT ROTATION_YAW_225
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_BACK ROTATION_YAW_270
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_BACK_LEFT ROTATION_YAW_315
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_LEFT ROTATION_NONE
#define AP_COMPASS_HMC5883L_COMPONENTS_UP_PINS_FORWARD_LEFT ROTATION_YAW_45
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_FORWARD ROTATION_ROLL_180_YAW_270
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_FORWARD_RIGHT ROTATION_ROLL_180_YAW_315
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_RIGHT ROTATION_ROLL_180
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_BACK_RIGHT ROTATION_ROLL_180_YAW_45
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_BACK ROTATION_ROLL_180_YAW_90
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_BACK_LEFT ROTATION_ROLL_180_YAW_135
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_LEFT ROTATION_PITCH_180
#define AP_COMPASS_HMC5883L_COMPONENTS_DOWN_PINS_FORWARD_LEFT ROTATION_ROLL_180_YAW_225

class AP_Compass_HMC5883L : public Compass
{
  private:
	float calibration[3];
  public:
	AP_Compass_HMC5883L(AP_Var::Key key = AP_Var::k_key_none) : Compass(key) { product_id = AP_COMPASS_TYPE_HMC5883L; }
	virtual bool init();
	virtual void read();
};
#endif