PointLocatorBase.h

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//============================================================================
//  The contents of this file are covered by the Viskores license. See
//  LICENSE.txt for details.
//
//  By contributing to this file, all contributors agree to the Developer
//  Certificate of Origin Version 1.1 (DCO 1.1) as stated in DCO.txt.
//============================================================================
 
//============================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt 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.
//============================================================================
#ifndef viskores_cont_internal_PointLocatorBase_h
#define viskores_cont_internal_PointLocatorBase_h
 
#include <viskores/cont/viskores_cont_export.h>
 
#include <viskores/Types.h>
#include <viskores/cont/CoordinateSystem.h>
#include <viskores/cont/ExecutionObjectBase.h>
 
namespace viskores
{
namespace cont
{
 
class VISKORES_CONT_EXPORT PointLocatorBase : public viskores::cont::ExecutionObjectBase
{
public:
  virtual ~PointLocatorBase() = default;
 
  viskores::cont::CoordinateSystem GetCoordinates() const { return this->Coords; }
  void SetCoordinates(const viskores::cont::CoordinateSystem& coords)
  {
    this->Coords = coords;
    this->SetModified();
  }
  VISKORES_CONT void SetCoordinates(const viskores::cont::UnknownArrayHandle& coords)
  {
    this->SetCoordinates({ "coords", coords });
  }
 
  void Update() const;
 
protected:
  void SetModified() { this->Modified = true; }
  bool GetModified() const { return this->Modified; }
 
  virtual void Build() = 0;
 
private:
  viskores::cont::CoordinateSystem Coords;
  mutable bool Modified = true;
};
 
} // viskores::cont
} // viskores
 
#endif // viskores_cont_internal_PointLocatorBase_h