4 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
20 #ifndef __FACE_DOWN_ALG_H__
21 #define __FACE_DOWN_ALG_H__
23 #include <sensor_types.h>
27 virtual ~face_down_alg() {};
28 virtual void update(sensor_data_t *data) = 0;
29 virtual bool get_face_down(void) = 0;
32 #endif /* __FACE_DOWN_ALG_H __ */