1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_ROTATION_VECTOR_SENSOR_H 18 #define ANDROID_ROTATION_VECTOR_SENSOR_H 19 20 #include <stdint.h> 21 #include <sys/types.h> 22 23 #include <gui/Sensor.h> 24 25 #include "SensorDevice.h" 26 #include "SensorInterface.h" 27 28 #include "Fusion.h" 29 #include "SensorFusion.h" 30 31 // --------------------------------------------------------------------------- 32 namespace android { 33 // --------------------------------------------------------------------------- 34 35 class RotationVectorSensor : public VirtualSensor { 36 public: 37 RotationVectorSensor(int mode = FUSION_9AXIS); 38 virtual bool process(sensors_event_t* outEvent, const sensors_event_t& event) override; 39 virtual status_t activate(void* ident, bool enabled) override; 40 virtual status_t setDelay(void* ident, int handle, int64_t ns) override; 41 42 protected: 43 const int mMode; 44 int getSensorType() const; 45 const char* getSensorName() const ; 46 int getSensorToken() const ; 47 }; 48 49 class GameRotationVectorSensor : public RotationVectorSensor { 50 public: GameRotationVectorSensor()51 GameRotationVectorSensor() : RotationVectorSensor(FUSION_NOMAG) {} 52 }; 53 54 class GeoMagRotationVectorSensor : public RotationVectorSensor { 55 public: GeoMagRotationVectorSensor()56 GeoMagRotationVectorSensor() : RotationVectorSensor(FUSION_NOGYRO) {} 57 }; 58 59 class GyroDriftSensor : public VirtualSensor { 60 public: 61 GyroDriftSensor(); 62 virtual bool process(sensors_event_t* outEvent, const sensors_event_t& event) override; 63 virtual status_t activate(void* ident, bool enabled) override; 64 virtual status_t setDelay(void* ident, int handle, int64_t ns) override; 65 }; 66 67 // --------------------------------------------------------------------------- 68 }; // namespace android 69 70 #endif // ANDROID_ROTATION_VECTOR_SENSOR_H 71