vtkTilesHelper.h

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/*=========================================================================

  Program:   ParaView
  Module:    $RCSfile$

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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 vtkTilesHelper_h
#define vtkTilesHelper_h

#include "vtkObject.h"
#include "vtkRemotingViewsModule.h" // needed for export macro
#include "vtkVector.h"              // for vtkVector

class VTKREMOTINGVIEWS_EXPORT vtkTilesHelper : public vtkObject
{
public:
  static vtkTilesHelper* New();
  vtkTypeMacro(vtkTilesHelper, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetVector2Macro(TileDimensions, int);
  vtkGetVector2Macro(TileDimensions, int);


  vtkSetVector2Macro(TileMullions, int);
  vtkGetVector2Macro(TileMullions, int);


  vtkSetVector2Macro(TileWindowSize, int);
  vtkGetVector2Macro(TileWindowSize, int);

  bool GetTiledSizeAndOrigin(int rank, vtkVector2i& size, vtkVector2i& lowerLeft) const;

  bool GetTiledSizeAndOrigin(
    int rank, vtkVector2i& size, vtkVector2i& lowerLeft, vtkVector4d viewport) const;

  bool GetTileViewport(int rank, vtkVector4d& tile_viewport) const;

  bool GetTileIndex(int rank, int* tileX, int* tileY) const;

  bool GetTileEnabled(int rank) const
  {
    int x, y;
    return this->GetTileIndex(rank, &x, &y);
  }

protected:
  vtkTilesHelper();
  ~vtkTilesHelper() override;

  int TileDimensions[2];
  int TileMullions[2];
  int TileWindowSize[2];

private:
  vtkTilesHelper(const vtkTilesHelper&) = delete;
  void operator=(const vtkTilesHelper&) = delete;
};

#endif