axmol/thirdparty/poly2tri/sweep/cdt.h

/*
 * Poly2Tri Copyright (c) 2009-2018, Poly2Tri Contributors
 * https://github.com/jhasse/poly2tri
 *
 * All rights reserved.
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 * 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 Poly2Tri 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
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 */

#pragma once

#include "advancing_front.h"
#include "sweep_context.h"
#include "sweep.h"

#include "../common/dll_symbol.h"

/**
 *
 * @author Mason Green <mason.green@gmail.com>
 *
 */

namespace p2t {

class P2T_DLL_SYMBOL CDT
{
public:

  /**
   * Constructor - add polyline with non repeating points
   *
   * @param polyline
   */
  CDT(const std::vector<Point*>& polyline);

   /**
   * Destructor - clean up memory
   */
  ~CDT();

  /**
   * Add a hole
   *
   * @param polyline
   */
  void AddHole(const std::vector<Point*>& polyline);

  /**
   * Add a steiner point
   *
   * @param point
   */
  void AddPoint(Point* point);

  /**
   * Triangulate - do this AFTER you've added the polyline, holes, and Steiner points
   */
  void Triangulate();

  /**
   * Get CDT triangles
   */
  std::vector<Triangle*> GetTriangles();

  /**
   * Get triangle map
   */
  std::list<Triangle*> GetMap();

  private:

  /**
   * Internals
   */

  SweepContext* sweep_context_;
  Sweep* sweep_;

};

}