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/*=========================================================================
Program: Visualization Toolkit
Module: vtkGeoAlignedImageSource.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.
=========================================================================*/
/*-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
// .NAME vtkGeoAlignedImageSource - Splits hi-res image into tiles.
//
// .SECTION Description
// vtkGeoAlignedImageSource uses a high resolution image to generate tiles
// at multiple resolutions in a hierarchy. It should be used as a source in
// vtkGeoAlignedImageRepresentation.
// .SECTION See Also
// vtkGeoAlignedImageRepresentation vtkGeoView vtkGeoView2D
#ifndef vtkGeoAlignedImageSource_h
#define vtkGeoAlignedImageSource_h
#include "vtkGeovisCoreModule.h" // For export macro
#include "vtkGeoSource.h"
class vtkGeoImageNode;
class vtkImageData;
class vtkMultiBlockDataSet;
class VTKGEOVISCORE_EXPORT vtkGeoAlignedImageSource : public vtkGeoSource
{
public:
static vtkGeoAlignedImageSource *New();
vtkTypeMacro(vtkGeoAlignedImageSource, vtkGeoSource);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Fetch the root image.
virtual bool FetchRoot(vtkGeoTreeNode* node);
// Description:
// Fetch a child image.
virtual bool FetchChild(vtkGeoTreeNode* parent, int index, vtkGeoTreeNode* child);
// Description:
// The high-resolution image to be used to cover the globe.
vtkGetObjectMacro(Image, vtkImageData);
virtual void SetImage(vtkImageData* image);
// Description:
// The range of the input hi-res image.
vtkSetVector2Macro(LatitudeRange, double);
vtkGetVector2Macro(LatitudeRange, double);
vtkSetVector2Macro(LongitudeRange, double);
vtkGetVector2Macro(LongitudeRange, double);
// Description:
// The overlap of adjacent tiles.
vtkSetClampMacro(Overlap, double, 0.0, VTK_DOUBLE_MAX);
vtkGetMacro(Overlap, double);
// Description:
// Whether to force image sizes to a power of two.
vtkSetMacro(PowerOfTwoSize, bool);
vtkGetMacro(PowerOfTwoSize, bool);
vtkBooleanMacro(PowerOfTwoSize, bool);
protected:
vtkGeoAlignedImageSource();
~vtkGeoAlignedImageSource();
void CropImageForNode(vtkGeoImageNode* node, vtkImageData* image);
int PowerOfTwo(int val);
vtkImageData* Image;
vtkMultiBlockDataSet* LevelImages;
double LatitudeRange[2];
double LongitudeRange[2];
double Overlap;
bool PowerOfTwoSize;
//BTX
class vtkProgressObserver;
vtkProgressObserver* ProgressObserver;
//ETX
private:
vtkGeoAlignedImageSource(const vtkGeoAlignedImageSource&); // Not implemented.
void operator=(const vtkGeoAlignedImageSource&); // Not implemented.
};
#endif
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