crosshair.h

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/* Copyright (c) 2008-2022 the MRtrix3 contributors.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Covered Software is provided under this License on an "as is"
 * basis, without warranty of any kind, either expressed, implied, or
 * statutory, including, without limitation, warranties that the
 * Covered Software is free of defects, merchantable, fit for a
 * particular purpose or non-infringing.
 * See the Mozilla Public License v. 2.0 for more details.
 *
 * For more details, see http://www.mrtrix.org/.
 */
 
 
#ifndef __gui_crosshair_h__
#define __gui_crosshair_h__
 
#include "types.h"
 
#include "gui/opengl/gl.h"
#include "gui/opengl/shader.h"
 
namespace MR
{
  namespace GUI
  {
 
 
    class ModelViewProjection;
 
 
    class Crosshair
    { NOMEMALIGN
      public:
          Crosshair() { }
          void render (const Eigen::Vector3f& focus,
                       const ModelViewProjection& MVP) const;
      protected:
        mutable GL::VertexBuffer VB;
        mutable GL::VertexArrayObject VAO;
        mutable GL::Shader::Program program;
    };
 
 
 
 
  }
}
 
#endif