text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    vtkSharedUtils.h
  
    Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
    All rights reserved.
    See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
  
       This software is distributed WITHOUT ANY WARRANTY; without even
       the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
       PURPOSE.  See the above copyright notice for more information.
  =========================================================================*/
  /**
   * @class   vtkSharedUtils
   * @brief   provide shared utils
   */
  
  #ifndef vtkSharedUtils_h
  #define vtkSharedUtils_h
  
  #include "SharedModule.h"
  
  #include <vtkObject.h>
  
  class SHARED_EXPORT vtkSharedUtils : public vtkObject
  {
  public:
    static vtkSharedUtils* New();
    vtkTypeMacro(vtkSharedUtils, vtkObject);
    void PrintSelf(ostream& os, vtkIndent indent) override;
  
    /**
     * A mathematical constant.
     */
    static double Pi();
  
    //@{
    /**
     * Convert radians into degrees
     */
    static float DegreesFromRadians(float radians);
    static double DegreesFromRadians(double radians);
    //@}
  };
  #endif
  