.. _program_listing_file__tmp_ws_src_marti_common_swri_geometry_util_include_swri_geometry_util_polygon.h:

Program Listing for File polygon.h
==================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_marti_common_swri_geometry_util_include_swri_geometry_util_polygon.h>` (``/tmp/ws/src/marti_common/swri_geometry_util/include/swri_geometry_util/polygon.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // *****************************************************************************
   //
   // Copyright (c) 2014, Southwest Research Institute® (SwRI®)
   // All rights reserved.
   //
   // Redistribution and use in source and binary forms, with or without
   // modification, are permitted provided that the following conditions are met:
   //     * Redistributions of source code must retain the above copyright
   //       notice, this list of conditions and the following disclaimer.
   //     * 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.
   //     * Neither the name of Southwest Research Institute® (SwRI®) nor the
   //       names of its contributors may be used to endorse or promote products
   //       derived from this software without specific prior written permission.
   //
   // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 <COPYRIGHT HOLDER> 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.
   //
   // *****************************************************************************
   
   #ifndef POLYGON_H_
   #define POLYGON_H_
   
   #include <sstream>
   
   #ifndef DEG_TO_RAD
   #define DEG_TO_RAD 0.0174532925
   #endif
   
   namespace swri_geometry_util
   {
     //structure for defining the vertices of a polygon
     typedef struct
     {
       //vertices
       double *x;
       double *y;
     }PolygonD;
   
     typedef struct
     {
       //vertex
       double x;
       double y;
     }Vertex;
   
     class Polygon{
     public:
   
       Polygon();
       Polygon(const Polygon & other);
       Polygon & operator= (const Polygon & other);
   
       Polygon(double Xs[], double Ys[], int numVertx);
   
       bool VertexInPolygon(Vertex vertex);
   
       double* GetXVerticies();
   
       double* GetYVerticies();
   
       double GetXVerticie(int num);
   
       double GetYVerticie(int num);
   
       int GetNumVerticies();
   
       bool LineOverlapsPolygon(Vertex start, Vertex end);
   
       ~Polygon();
   
     private:
   
       Vertex FindLineIntersectLine(Vertex start1, Vertex end1, Vertex start2,
           Vertex end2);
   
       PolygonD _shape;  //list of polygon vertices
       int _nvert;   //number of vertices in this polygon
     };
   }  // end namespace swri_geometry_util
   #endif /* POLYGON_H_ */