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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include <iostream>
#include "itkTransform.h"
namespace itk
{
namespace itkTransformTestHelpers
{
template <
typename TScalar,
unsigned int NInputDimensions,
unsigned int NOutputDimensions>
class TransformTestHelper :
public Transform< TScalar, NInputDimensions, NOutputDimensions >
{
public:
typedef TransformTestHelper Self;
typedef Transform< TScalar, NInputDimensions, NOutputDimensions > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
itkNewMacro( Self );
itkTypeMacro( TransformTestHelper, Transform );
typedef typename Superclass::JacobianType JacobianType;
typedef typename Superclass::ParametersType ParametersType;
typedef typename Superclass::InputPointType InputPointType;
typedef typename Superclass::OutputPointType OutputPointType;
typedef typename Superclass::InputVectorType InputVectorType;
typedef typename Superclass::OutputVectorType OutputVectorType;
typedef typename Superclass::InputVectorPixelType InputVectorPixelType;
typedef typename Superclass::OutputVectorPixelType OutputVectorPixelType;
typedef typename Superclass::InputVnlVectorType InputVnlVectorType;
typedef typename Superclass::OutputVnlVectorType OutputVnlVectorType;
typedef typename Superclass::InputCovariantVectorType InputCovariantVectorType;
typedef typename Superclass::OutputCovariantVectorType OutputCovariantVectorType;
typedef typename Superclass::InputDiffusionTensor3DType InputDiffusionTensor3DType;
typedef typename Superclass::OutputDiffusionTensor3DType OutputDiffusionTensor3DType;
typedef typename Superclass::InputSymmetricSecondRankTensorType
InputSymmetricSecondRankTensorType;
typedef typename Superclass::OutputSymmetricSecondRankTensorType
OutputSymmetricSecondRankTensorType;
virtual OutputPointType TransformPoint(const InputPointType & itkNotUsed(inputPoint) ) const ITK_OVERRIDE
{
OutputPointType outPoint;
outPoint.Fill( 22.0 );
return outPoint;
}
using Superclass::TransformVector;
virtual OutputVectorType TransformVector(const InputVectorType & itkNotUsed(inputVector) ) const ITK_OVERRIDE
{
OutputVectorType outVector;
outVector.Fill( 12.2 );
return outVector;
}
virtual OutputVnlVectorType TransformVector(const InputVnlVectorType & itkNotUsed(inputVector) ) const ITK_OVERRIDE
{
OutputVnlVectorType outVector( 15.0 );
return outVector;
}
virtual OutputVectorPixelType TransformVector(const InputVectorPixelType & itkNotUsed(inputVector) ) const ITK_OVERRIDE
{
OutputVectorPixelType outVector;
outVector.Fill( 88.8 );
return outVector;
}
using Superclass::TransformCovariantVector;
virtual OutputCovariantVectorType TransformCovariantVector(const InputCovariantVectorType & itkNotUsed(inputVector) ) const ITK_OVERRIDE
{
OutputCovariantVectorType outVector;
outVector.Fill( 8.9 );
return outVector;
}
virtual OutputVectorPixelType TransformCovariantVector(const InputVectorPixelType & itkNotUsed(inputVector) ) const ITK_OVERRIDE
{
OutputVectorPixelType outVector;
outVector.Fill( 6.9 );
return outVector;
}
using Superclass::TransformDiffusionTensor3D;
virtual OutputDiffusionTensor3DType TransformDiffusionTensor3D( const InputDiffusionTensor3DType & itkNotUsed( tensor ) ) const ITK_OVERRIDE
{
OutputDiffusionTensor3DType outTensor;
outTensor.Fill( 2.1 );
return outTensor;
}
virtual OutputVectorPixelType TransformDiffusionTensor3D( const InputVectorPixelType & itkNotUsed( tensor ) ) const ITK_OVERRIDE
{
OutputVectorPixelType outTensor;
outTensor.Fill( 29.1 );
return outTensor;
}
using Superclass::TransformSymmetricSecondRankTensor;
virtual OutputSymmetricSecondRankTensorType TransformSymmetricSecondRankTensor(
const InputSymmetricSecondRankTensorType & itkNotUsed( tensor ) ) const ITK_OVERRIDE
{
OutputSymmetricSecondRankTensorType outTensor;
outTensor.Fill( 10.0 );
return outTensor;
}
virtual OutputVectorPixelType TransformSymmetricSecondRankTensor(
const InputVectorPixelType & itkNotUsed( tensor ) ) const ITK_OVERRIDE
{
OutputVectorPixelType outTensor;
outTensor.Fill( 55.9 );
return outTensor;
}
virtual void SetParameters(const ParametersType &) ITK_OVERRIDE
{
}
virtual void SetFixedParameters(const ParametersType &) ITK_OVERRIDE
{
}
virtual void ComputeJacobianWithRespectToParameters(const InputPointType &,
JacobianType & jacobian) const ITK_OVERRIDE
{
jacobian.SetSize(3, 6);
jacobian.Fill(1);
}
virtual void ComputeJacobianWithRespectToPosition(
const InputPointType &,
JacobianType & jacobian ) const ITK_OVERRIDE
{
jacobian.SetSize(NOutputDimensions, NInputDimensions);
jacobian.Fill(1);
}
};
template <
typename TScalar,
unsigned int NInputDimensions,
unsigned int NOutputDimensions>
class TransformTester
{
public:
typedef TransformTester Self;
typedef TransformTestHelper<double, NInputDimensions, NOutputDimensions> TransformType;
typedef typename TransformType::JacobianType JacobianType;
typedef typename TransformType::ParametersType ParametersType;
typedef typename TransformType::InputPointType InputPointType;
typedef typename TransformType::OutputPointType OutputPointType;
typedef typename TransformType::InputVectorType InputVectorType;
typedef typename TransformType::OutputVectorType OutputVectorType;
typedef typename TransformType::InputVectorPixelType InputVectorPixelType;
typedef typename TransformType::OutputVectorPixelType OutputVectorPixelType;
typedef typename TransformType::InputVnlVectorType InputVnlVectorType;
typedef typename TransformType::OutputVnlVectorType OutputVnlVectorType;
typedef typename TransformType::InputCovariantVectorType InputCovariantVectorType;
typedef typename TransformType::OutputCovariantVectorType OutputCovariantVectorType;
typedef typename TransformType::InputDiffusionTensor3DType InputDiffusionTensor3DType;
typedef typename TransformType::OutputDiffusionTensor3DType OutputDiffusionTensor3DType;
typedef typename TransformType::InputSymmetricSecondRankTensorType
InputSymmetricSecondRankTensorType;
typedef typename TransformType::OutputSymmetricSecondRankTensorType
OutputSymmetricSecondRankTensorType;
bool RunTests( void )
{
std::cout << "Testing itkTransform<" << NInputDimensions << "," << NOutputDimensions << ">" << std::endl;
typename TransformType::Pointer transform = TransformType::New();
InputPointType pnt;
pnt.Fill(2.9);
transform->TransformPoint(pnt);
std::cout << "TransformPoint() OK" << std::endl;
InputVectorType vec;
transform->TransformVector(vec);
transform->TransformVector(vec,pnt);
InputVectorPixelType vecpix;
vecpix.SetSize( NInputDimensions );
vecpix.Fill(1.7);
transform->TransformVector(vecpix);
transform->TransformVector(vecpix,pnt);
InputVnlVectorType vec_vnl;
transform->TransformVector(vec_vnl);
transform->TransformVector(vec_vnl,pnt);
std::cout << "TransformVector() OK" << std::endl;
InputCovariantVectorType covec;
transform->TransformCovariantVector(covec);
transform->TransformCovariantVector(vecpix);
transform->TransformCovariantVector(covec,pnt);
transform->TransformCovariantVector(vecpix,pnt);
std::cout << "TransformCovariantVector() OK" << std::endl;
InputDiffusionTensor3DType difften;
vecpix.SetSize( 6 );
vecpix.Fill(1.7);
transform->TransformDiffusionTensor3D(difften);
transform->TransformDiffusionTensor3D(difften,pnt);
transform->TransformDiffusionTensor3D(vecpix);
transform->TransformDiffusionTensor3D(vecpix,pnt);
std::cout << "TransformDiffusionTensor3D() OK" << std::endl;
InputSymmetricSecondRankTensorType ssrten;
vecpix.SetSize(NInputDimensions*NInputDimensions);
vecpix.Fill(0);
transform->TransformSymmetricSecondRankTensor(ssrten);
transform->TransformSymmetricSecondRankTensor(ssrten,pnt);
transform->TransformSymmetricSecondRankTensor(vecpix);
transform->TransformSymmetricSecondRankTensor(vecpix,pnt);
std::cout << "TransformSymmetricSecondRankTensor() OK" << std::endl;
typename TransformType::ParametersType parameters(6);
try
{
transform->SetParameters(parameters);
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
try
{
transform->GetParameters();
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
typename TransformType::JacobianType jacobian;
try
{
transform->ComputeJacobianWithRespectToParameters(pnt, jacobian);
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
try
{
transform->ComputeJacobianWithRespectToPosition(pnt, jacobian);
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
try
{
transform->ComputeInverseJacobianWithRespectToPosition(pnt, jacobian);
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
typename TransformType::DerivativeType update( transform->GetNumberOfParameters() );
update.Fill(1);
try
{
transform->UpdateTransformParameters( update );
}
catch( itk::ExceptionObject & e )
{
std::cerr << e << std::endl;
}
// Exercise some methods
transform->Print( std::cout );
std::cout << transform->GetNameOfClass() << std::endl;
return true;
}
};
}
}
int itkTransformTest(int, char * [] )
{
itk::itkTransformTestHelpers::TransformTester<double,3,3> tester33;
tester33.RunTests();
std::cout << "passed 3 3" << std::endl;
itk::itkTransformTestHelpers::TransformTester<double,3,2> tester32;
tester32.RunTests();
std::cout << "passed 3 2" << std::endl;
itk::itkTransformTestHelpers::TransformTester<double,2,3> tester23;
tester23.RunTests();
std::cout << "passed 2 3" << std::endl;
std::cout << "[ PASSED ]" << std::endl;
return EXIT_SUCCESS;
}
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