AccelSensor.h

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/*
 *  AccelSensor.h - Sensing include file for the Spresense SDK
 *  Copyright 2019 Sony Semiconductor Solutions Corporation
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
#ifndef __ACCELSENSOR_H
#define __ACCELSENSOR_H
 
#include <SensorClient.h>
 
 
class AccelSensorClass : public SensorClient
{
public:
 
  bool begin(int      id,
             int      rate,
             int      sample_watermark_num,
             int      size_per_sample = sizeof(struct accel_float_s));
 
  int write_data(float x, float y, float z);
 
  bool end(void);
 
private:
  bool begin(int      id,
             uint32_t subscriptions        = 0,
             int      rate                 = 0,
             int      sample_watermark_num = 0,
             int      size_per_sample      = 0);
 
  struct accel_float_s
    {
      float x;  /* X axis standard gravity acceleration.[G] */
      float y;  /* Y axis standard gravity acceleration.[G] */
      float z;  /* Z axis standard gravity acceleration.[G] */
    };
 
  int                   m_cnt;                   /* private counter */
  unsigned long         m_previous_time;
  MemMgrLite::MemHandle m_mh;
 
};
 
extern AccelSensorClass AccelSensor;
 
#endif /* __ACCELSENSOR_H */