ground/gcs/src/libs/eigen/demos/opengl/icosphere.h

   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@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