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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkTransformBase.h,v $
Language: C++
Date: $Date: 2005-04-05 15:41:44 $
Version: $Revision: 1.5 $
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.
=========================================================================*/
#ifndef __itkTransformBase_h
#define __itkTransformBase_h
#include "itkObject.h"
#include "itkPoint.h"
#include "itkVector.h"
#include "itkCovariantVector.h"
#include "vnl/vnl_vector_fixed.h"
#include "itkArray.h"
#include "itkArray2D.h"
#include "itkObjectFactory.h"
namespace itk
{
/** \class TransformBase
*
* This class is an abstract class to represent the transform
* \ingroup Transforms
*
*/
class ITK_EXPORT TransformBase : public Object
{
public:
/** Standard class typedefs. */
typedef TransformBase Self;
typedef Object Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Type of the input parameters. */
typedef Array< double > ParametersType;
/** Run-time type information (and related methods). */
itkTypeMacro( TransformBase, Object );
/** Return the number of parameters that completely define the Transfom */
virtual unsigned int GetNumberOfParameters(void) const = 0;
/** Get the Transformation Parameters. */
virtual const ParametersType& GetParameters(void) const = 0;
/** Get the size of the input space */
virtual unsigned int GetInputSpaceDimension(void) const = 0;
/** Get the size of the output space */
virtual unsigned int GetOutputSpaceDimension(void) const = 0;
/** Set the transformation parameters and update internal transformation. */
virtual void SetParameters( const ParametersType & ) = 0;
/** Set the transformation by copying parameters and update internal transformation.
* This method forces the transform to copy the parameters. The
* default implementation is to call SetParameters. This call must
* be overridden if the transform normally implements SetParameters
* by keeping a reference to the parameters.
* \sa SetParameters
*/
virtual void SetParametersByValue ( const ParametersType & p ) = 0;
/** Set the fixed parameters. */
virtual void SetFixedParameters( const ParametersType & ) = 0;
/** Get the fixed parameters. */
virtual const ParametersType& GetFixedParameters( ) const = 0;
/** Generate a platform independant name */
virtual std::string GetTransformTypeAsString() const = 0;
protected:
TransformBase() {};
virtual ~TransformBase() {};
private:
TransformBase(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
};
} // end namespace itk
#endif
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