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/****************************************************************************
*
* Copyright (c) 2013-2015 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file i2c_frame.h
* Definition of i2c frames.
* @author Thomas Boehm <thomas.boehm@fortiss.org>
* @author James Goppert <james.goppert@gmail.com>
*/
#ifndef I2C_FRAME_H_
#define I2C_FRAME_H_
#include <inttypes.h>
typedef struct i2c_frame
{
uint16_t frame_count;
int16_t pixel_flow_x_sum;
int16_t pixel_flow_y_sum;
int16_t flow_comp_m_x;
int16_t flow_comp_m_y;
int16_t qual;
int16_t gyro_x_rate;
int16_t gyro_y_rate;
int16_t gyro_z_rate;
uint8_t gyro_range;
uint8_t sonar_timestamp;
int16_t ground_distance;
} i2c_frame;
#define I2C_FRAME_SIZE (sizeof(i2c_frame))
typedef struct i2c_integral_frame
{
uint16_t frame_count_since_last_readout;
int16_t pixel_flow_x_integral;
int16_t pixel_flow_y_integral;
int16_t gyro_x_rate_integral;
int16_t gyro_y_rate_integral;
int16_t gyro_z_rate_integral;
uint32_t integration_timespan;
uint32_t sonar_timestamp;
uint16_t ground_distance;
int16_t gyro_temperature;
uint8_t qual;
} i2c_integral_frame;
#define I2C_INTEGRAL_FRAME_SIZE (sizeof(i2c_integral_frame))
#endif /* I2C_FRAME_H_ */
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