1/*
2 * Copyright 2016-2017 Uber Technologies, Inc.
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/** @file bbox.h
17 * @brief Geographic bounding box functions
18 */
19
20#ifndef BBOX_H
21#define BBOX_H
22
23#include <stdbool.h>
24#include "geoCoord.h"
25
26/** @struct BBox
27 * @brief Geographic bounding box with coordinates defined in radians
28 */
29typedef struct {
30 double north; ///< north latitude
31 double south; ///< south latitude
32 double east; ///< east longitude
33 double west; ///< west longitude
34} BBox;
35
36bool bboxIsTransmeridian(const BBox* bbox);
37void bboxCenter(const BBox* bbox, GeoCoord* center);
38bool bboxContains(const BBox* bbox, const GeoCoord* point);
39bool bboxEquals(const BBox* b1, const BBox* b2);
40int bboxHexRadius(const BBox* bbox, int res);
41
42#endif
43