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      1 // This file is part of Eigen, a lightweight C++ template library
      2 // for linear algebra.
      3 //
      4 // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud (at) inria.fr>
      5 //
      6 // This Source Code Form is subject to the terms of the Mozilla
      7 // Public License v. 2.0. If a copy of the MPL was not distributed
      8 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
      9 
     10 #ifndef EIGEN_ICOSPHERE_H
     11 #define EIGEN_ICOSPHERE_H
     12 
     13 #include <Eigen/Core>
     14 #include <vector>
     15 
     16 class IcoSphere
     17 {
     18   public:
     19     IcoSphere(unsigned int levels=1);
     20     const std::vector<Eigen::Vector3f>& vertices() const { return mVertices; }
     21     const std::vector<int>& indices(int level) const;
     22     void draw(int level);
     23   protected:
     24     void _subdivide();
     25     std::vector<Eigen::Vector3f> mVertices;
     26     std::vector<std::vector<int>*> mIndices;
     27     std::vector<int> mListIds;
     28 };
     29 
     30 #endif // EIGEN_ICOSPHERE_H
     31