| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * Copyright (C) 2011-2015 Freescale Semiconductor, Inc. |
| * |
| * 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 |
| * 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. |
| */ |
| |
| #ifndef ANDROID_SENSORS_H |
| #define ANDROID_SENSORS_H |
| |
| #include <stdint.h> |
| #include <errno.h> |
| #include <sys/cdefs.h> |
| #include <sys/types.h> |
| |
| #include <linux/input.h> |
| |
| #include <hardware/hardware.h> |
| #include <hardware/sensors.h> |
| #include <string.h> |
| |
| __BEGIN_DECLS |
| |
| /*****************************************************************************/ |
| |
| #define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0])) |
| |
| #define ID_A (0) |
| #define ID_M (1) |
| #define ID_O (2) |
| #define ID_GY (3) |
| #define ID_L (4) |
| #define ID_P (5) |
| #define ID_T (6) |
| #define ID_PX (7) |
| #define ID_GR (9) |
| #define ID_LA (10) |
| #define ID_RV (11) |
| #define ID_SD (12) /*step detect*/ |
| #define ID_SC (13) /*step count*/ |
| |
| |
| #define HWROTATION_0 (0) |
| #define HWROTATION_90 (1) |
| #define HWROTATION_180 (2) |
| #define HWROTATION_270 (3) |
| |
| /*****************************************************************************/ |
| |
| /* |
| * The SENSORS Module |
| */ |
| |
| /*****************************************************************************/ |
| |
| #define EVENT_TYPE_ACCEL_X ABS_X |
| #define EVENT_TYPE_ACCEL_Y ABS_Y |
| #define EVENT_TYPE_ACCEL_Z ABS_Z |
| |
| #define EVENT_TYPE_YAW ABS_RX |
| #define EVENT_TYPE_PITCH ABS_RY |
| #define EVENT_TYPE_ROLL ABS_RZ |
| #define EVENT_TYPE_ORIENT_STATUS ABS_WHEEL |
| |
| #define EVENT_TYPE_MAGV_X ABS_X |
| #define EVENT_TYPE_MAGV_Y ABS_Y |
| #define EVENT_TYPE_MAGV_Z ABS_Z |
| |
| #define EVENT_TYPE_LIGHT ABS_MISC |
| |
| #define EVENT_TYPE_PRESSURE ABS_PRESSURE |
| |
| #define EVENT_TYPE_TEMPERATURE ABS_MISC |
| |
| #define LSG (0x4000) |
| |
| // conversion of acceleration data to SI units (m/s^2) |
| #define RANGE_A (2*GRAVITY_EARTH) |
| #define CONVERT_A (GRAVITY_EARTH / LSG) |
| #define CONVERT_A_X (CONVERT_A) |
| #define CONVERT_A_Y (CONVERT_A) |
| #define CONVERT_A_Z (CONVERT_A) |
| |
| // conversion of magnetic data to uT units |
| #define CONVERT_M (1.0f/20.0f) |
| #define CONVERT_M_X (CONVERT_M) |
| #define CONVERT_M_Y (CONVERT_M) |
| #define CONVERT_M_Z (CONVERT_M) |
| |
| /* conversion of orientation data to degree units */ |
| #define CONVERT_O (1.0f/100.0f) |
| #define CONVERT_O_Y (CONVERT_O) |
| #define CONVERT_O_P (CONVERT_O) |
| #define CONVERT_O_R (CONVERT_O) |
| |
| #define CONVERT_PRESSURE (1.0f/(4.0f*100)) // hpa |
| |
| #define CONVERT_TEMPERATURE (1.0f/16.0f) //Celsius |
| |
| |
| #define SENSOR_STATE_MASK (0x7FFF) |
| |
| /*****************************************************************************/ |
| |
| __END_DECLS |
| |
| #endif // ANDROID_SENSORS_H |
