| // SPDX-License-Identifier: BSD-3-Clause | |
| // Circle.h | |
| /*============================== | |
| Copyright (c) 2011-2015 Dan Heeks | |
| Redistribution and use in source and binary forms, with or without | |
| modification, are permitted provided that the following conditions | |
| are met: | |
| 1. Redistributions of source code must retain the above copyright | |
| notice, this list of conditions and the following disclaimer. | |
| 2. Redistributions in binary form must reproduce the above copyright | |
| notice, this list of conditions and the following disclaimer in the | |
| documentation and/or other materials provided with the distribution. | |
| 3. The name of the author may not be used to endorse or promote products | |
| derived from this software without specific prior written permission. | |
| THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
| IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
| OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
| IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| ==============================*/ | |
| class Circle | |
| { | |
| public: | |
| Point m_c; | |
| double m_radius; | |
| Circle(const Point& c, double radius) | |
| : m_c(c) | |
| , m_radius(radius) | |
| {} | |
| Circle(const Point& p0, const Point& p1, const Point& p2); // circle through three points | |
| bool PointIsOn(const Point& p, double accuracy); | |
| bool LineIsOn(const Point& p0, const Point& p1, double accuracy); | |
| }; | |