![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
Port of Adafruit Arduino code
Fork of Adafruit9-DOf by
Diff: Header/Adafruit_Sensor.h
- Revision:
- 0:772bf4786416
diff -r 000000000000 -r 772bf4786416 Header/Adafruit_Sensor.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Header/Adafruit_Sensor.h Sat Mar 21 12:33:05 2015 +0000 @@ -0,0 +1,150 @@ +/* +* Copyright (C) 2008 The Android Open Source Project +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software< /span> +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include <cstdint> +using namespace std; + +/* Update by K. Townsend (Adafruit Industries) for lighter typedefs, and + * extended sensor support to include color, voltage and current */ + +#ifndef _ADAFRUIT_SENSOR_H +#define _ADAFRUIT_SENSOR_H + + +/* Intentionally modeled after sensors.h in the Android API: + * https://github.com/android/platform_hardware_libhardware/blob/master/include/hardware/sensors.h */ + +/* Constants */ +#define SENSORS_GRAVITY_EARTH (9.80665F) /**< Earth's gravity in m/s^2 */ +#define SENSORS_GRAVITY_MOON (1.6F) /**< The moon's gravity in m/s^2 */ +#define SENSORS_GRAVITY_SUN (275.0F) /**< The sun's gravity in m/s^2 */ +#define SENSORS_GRAVITY_STANDARD (SENSORS_GRAVITY_EARTH) +#define SENSORS_MAGFIELD_EARTH_MAX (60.0F) /**< Maximum magnetic field on Earth's surface */ +#define SENSORS_MAGFIELD_EARTH_MIN (30.0F) /**< Minimum magnetic field on Earth's surface */ +#define SENSORS_PRESSURE_SEALEVELHPA (1013.25F) /**< Average sea level pressure is 1013.25 hPa */ +#define SENSORS_DPS_TO_RADS (0.017453293F) /**< Degrees/s to rad/s multiplier */ +#define SENSORS_GAUSS_TO_MICROTESLA (100) /**< Gauss to micro-Tesla multiplier */ + +/** Sensor types */ +typedef enum +{ + SENSOR_TYPE_ACCELEROMETER = (1), /**< Gravity + linear acceleration */ + SENSOR_TYPE_MAGNETIC_FIELD = (2), + SENSOR_TYPE_ORIENTATION = (3), + SENSOR_TYPE_GYROSCOPE = (4), + SENSOR_TYPE_LIGHT = (5), + SENSOR_TYPE_PRESSURE = (6), + SENSOR_TYPE_PROXIMITY = (8), + SENSOR_TYPE_GRAVITY = (9), + SENSOR_TYPE_LINEAR_ACCELERATION = (10), /**< Acceleration not including gravity */ + SENSOR_TYPE_ROTATION_VECTOR = (11), + SENSOR_TYPE_RELATIVE_HUMIDITY = (12), + SENSOR_TYPE_AMBIENT_TEMPERATURE = (13), + SENSOR_TYPE_VOLTAGE = (15), + SENSOR_TYPE_CURRENT = (16), + SENSOR_TYPE_COLOR = (17) +} sensors_type_t; + +/** struct sensors_vec_s is used to return a vector in a common format. */ +typedef struct { + union { + float v[3]; + struct { + float x; + float y; + float z; + }; + /* Orientation sensors */ + struct { + float roll; /**< Rotation around the longitudinal axis (the plane body, 'X axis'). Roll is positive and increasing when moving downward. -90�<=roll<=90� */ + float pitch; /**< Rotation around the lateral axis (the wing span, 'Y axis'). Pitch is positive and increasing when moving upwards. -180�<=pitch<=180�) */ + float heading; /**< Angle between the longitudinal axis (the plane body) and magnetic north, measured clockwise when viewing from the top of the device. 0-359� */ + }; + }; + int8_t status; + uint8_t reserved[3]; +} sensors_vec_t; + +/** struct sensors_color_s is used to return color data in a common format. */ +typedef struct { + union { + float c[3]; + /* RGB color space */ + struct { + float r; /**< Red component */ + float g; /**< Green component */ + float b; /**< Blue component */ + }; + }; + uint32_t rgba; /**< 24-bit RGBA value */ +} sensors_color_t; + +/* Sensor event (36 bytes) */ +/** struct sensor_event_s is used to provide a single sensor event in a common format. */ +typedef struct +{ + int32_t version; /**< must be sizeof(struct sensors_event_t) */ + int32_t sensor_id; /**< unique sensor identifier */ + int32_t type; /**< sensor type */ + int32_t reserved0; /**< reserved */ + int32_t timestamp; /**< time is in milliseconds */ + union + { + float data[4]; + sensors_vec_t acceleration; /**< acceleration values are in meter per second per second (m/s^2) */ + sensors_vec_t magnetic; /**< magnetic vector values are in micro-Tesla (uT) */ + sensors_vec_t orientation; /**< orientation values are in degrees */ + sensors_vec_t gyro; /**< gyroscope values are in rad/s */ + float temperature; /**< temperature is in degrees centigrade (Celsius) */ + float distance; /**< distance in centimeters */ + float light; /**< light in SI lux units */ + float pressure; /**< pressure in hectopascal (hPa) */ + float relative_humidity; /**< relative humidity in percent */ + float current; /**< current in milliamps (mA) */ + float voltage; /**< voltage in volts (V) */ + sensors_color_t color; /**< color in RGB component values */ + }; +} sensors_event_t; + +/* Sensor details (40 bytes) */ +/** struct sensor_s is used to describe basic information about a specific sensor. */ +typedef struct +{ + char name[12]; /**< sensor name */ + int32_t version; /**< version of the hardware + driver */ + int32_t sensor_id; /**< unique sensor identifier */ + int32_t type; /**< this sensor's type (ex. SENSOR_TYPE_LIGHT) */ + float max_value; /**< maximum value of this sensor's value in SI units */ + float min_value; /**< minimum value of this sensor's value in SI units */ + float resolution; /**< smallest difference between two values reported by this sensor */ + int32_t min_delay; /**< min delay in microseconds between events. zero = not a constant rate */ +} sensor_t; + +class Adafruit_Sensor { + public: + // Constructor(s) + void constructor(); + + // These must be defined by the subclass + virtual void enableAutoRange(bool enabled) = 0; + virtual void getEvent(sensors_event_t*) = 0; + virtual void getSensor(sensor_t*) = 0; + + private: + bool _autoRange; +}; + +#endif