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/*
* Copyright 2016-2017 Uber Technologies, 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.
*/
/** @file bbox.h
* @brief Geographic bounding box functions
*/
#ifndef BBOX_H
#define BBOX_H
#include <stdbool.h>
#include "geoCoord.h"
/** @struct BBox
* @brief Geographic bounding box with coordinates defined in radians
*/
typedef struct {
double north; ///< north latitude
double south; ///< south latitude
double east; ///< east longitude
double west; ///< west longitude
} BBox;
bool bboxIsTransmeridian(const BBox* bbox);
void bboxCenter(const BBox* bbox, GeoCoord* center);
bool bboxContains(const BBox* bbox, const GeoCoord* point);
bool bboxEquals(const BBox* b1, const BBox* b2);
int bboxHexEstimate(const BBox* bbox, int res);
int lineHexEstimate(const GeoCoord* origin, const GeoCoord* destination,
int res);
#endif
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