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/*=========================================================================
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.kitware.com/VolViewCopyright.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.
=========================================================================*/
#ifndef _vvITKPaintbrushRunnerBase_h
#define _vvITKPaintbrushRunnerBase_h
#include "vtkVVPluginAPI.h"
#include "itkImage.h"
#include "itkImportImageFilter.h"
#include "itkImageRegionIterator.h"
#include <cstdio> // sprintf()
template <class PixelType, class LabelPixelType > class PaintbrushRunnerBase
{
public:
// define our typedefs
typedef PaintbrushRunnerBase< PixelType, LabelPixelType > PaintbrushRunnerBaseType;
typedef itk::Image< PixelType, 3 > ImageType;
typedef itk::Image< LabelPixelType, 3 > LabelImageType;
typedef itk::ImportImageFilter< PixelType, 3> ImportFilterType;
typedef itk::ImportImageFilter< LabelPixelType, 3> LabelImportFilterType;
typedef itk::ImageRegion<3> RegionType;
typedef itk::Index<3> IndexType;
typedef itk::Size<3> SizeType;
// Description:
// The constructor
PaintbrushRunnerBase();
// Description:
// Imports the two input images from Volview into ITK
virtual void ImportPixelBuffer( vtkVVPluginInfo *info,
const vtkVVProcessDataStruct * pds );
// Description:
// Sets up the pipeline and invokes the registration process
virtual int Execute( vtkVVPluginInfo *info, vtkVVProcessDataStruct *pds );
protected:
typedef itk::ImageRegionConstIterator< ImageType > ImageConstIteratorType;
typedef itk::ImageRegionIterator< LabelImageType > LabelIteratorType;
// delare out instance variables
typename ImportFilterType::Pointer m_ImportFilter;
typename LabelImportFilterType::Pointer m_LabelImportFilter;
vtkVVPluginInfo *m_Info;
};
// =======================================================================
// Constructor
template <class PixelType, class LabelPixelType>
PaintbrushRunnerBase<PixelType,LabelPixelType>::PaintbrushRunnerBase()
{
m_ImportFilter = ImportFilterType::New();
m_LabelImportFilter = LabelImportFilterType::New();
m_Info = NULL;
}
// =======================================================================
// Import data
template <class PixelType, class LabelPixelType>
void PaintbrushRunnerBase<PixelType,LabelPixelType>::
ImportPixelBuffer( vtkVVPluginInfo *info, const vtkVVProcessDataStruct * pds )
{
SizeType size;
IndexType start;
double origin[3], spacing[3];
for(unsigned int i=0; i<3; i++)
{
size[i] = info->InputVolumeDimensions[i];
origin[i] = info->InputVolumeOrigin[i];
spacing[i] = info->InputVolumeSpacing[i];
start[i] = 0;
}
RegionType region(start, size);
m_ImportFilter->SetSpacing( spacing );
m_ImportFilter->SetOrigin( origin );
m_ImportFilter->SetRegion( region );
PixelType *dataBlockStart = static_cast< PixelType * >( pds->inData );
m_ImportFilter->SetImportPointer( dataBlockStart,
region.GetNumberOfPixels(), false);
m_LabelImportFilter->SetSpacing( spacing );
m_LabelImportFilter->SetOrigin( origin );
m_LabelImportFilter->SetRegion( region );
LabelPixelType *labelDataBlockStart = static_cast< LabelPixelType * >( pds->inLabelData );
m_LabelImportFilter->SetImportPointer( labelDataBlockStart,
region.GetNumberOfPixels(), false);
// Execute the filter
m_ImportFilter->Update();
m_LabelImportFilter->Update();
}
// =======================================================================
// Main execute method
template <class PixelType, class LabelPixelType>
int PaintbrushRunnerBase<PixelType,LabelPixelType>::
Execute( vtkVVPluginInfo *info, vtkVVProcessDataStruct *pds )
{
m_Info = info;
this->ImportPixelBuffer( info, pds );
return 0;
}
#define vvITKPaintbrushRunnerExecuteTemplateMacro( RunnerType, info, pds ) \
int result = 0; \
\
try \
{ \
switch( info->InputVolumeScalarType ) \
{ \
case VTK_CHAR: \
{ \
RunnerType<signed char, unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_UNSIGNED_CHAR: \
{ \
RunnerType<unsigned char,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_SHORT: \
{ \
RunnerType<signed short,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_UNSIGNED_SHORT: \
{ \
RunnerType<unsigned short,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_INT: \
{ \
RunnerType<signed int,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_UNSIGNED_INT: \
{ \
RunnerType<unsigned int,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_LONG: \
{ \
RunnerType<signed long,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_UNSIGNED_LONG: \
{ \
RunnerType<unsigned long,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
case VTK_FLOAT: \
{ \
RunnerType<float,unsigned char> runner; \
result = runner.Execute( info, pds ); \
break; \
} \
} \
} \
catch( itk::ExceptionObject & except ) \
{ \
info->SetProperty( info, VVP_ERROR, except.what() ); \
return -1; \
} \
return result;
#endif
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