opticflow_pmw3901.h

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/*
 * Copyright (C) Tom van Dijk
 *
 * This file is part of paparazzi
 *
 * paparazzi is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * paparazzi 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with paparazzi; see the file COPYING.  If not, see
 * <http://www.gnu.org/licenses/>.
 */
#ifndef OPTICFLOW_PMW3901_H
#define OPTICFLOW_PMW3901_H
 
#include "peripherals/pmw3901.h"
 
struct opticflow_pmw3901_t {
  struct pmw3901_t pmw;
  float sensor_angle;  // [deg!]
  int16_t subpixel_factor;
  float std_px;
  uint32_t agl_timeout;
};
extern struct opticflow_pmw3901_t of_pmw;
 
extern void opticflow_pmw3901_init(void);
extern void opticflow_pmw3901_periodic(void);
extern void opticflow_pmw3901_event(void);
 
#endif