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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.
*
*=========================================================================*/
#ifndef itkPolylineMaskImageFilter_h
#define itkPolylineMaskImageFilter_h
#include "itkImageToImageFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
namespace itk
{
/** \class PolylineMaskImageFilter
* \brief Implements image masking operation constrained by a polyline on a plane
* perpendicular to certain viewing direction.
*
* This class is parameterized over the types of the input image, polyline, vector
* and output image.
*
* \ingroup ImageToImageFilter
* \ingroup ITKImageIntensity
*/
template< typename TInputImage, typename TPolyline, typename TVector,
typename TOutputImage >
class ITK_TEMPLATE_EXPORT PolylineMaskImageFilter:public ImageToImageFilter< TInputImage, TOutputImage >
{
public:
/** Standard class typedefs. */
typedef PolylineMaskImageFilter Self;
typedef ImageToImageFilter< TInputImage, TOutputImage > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(PolylineMaskImageFilter, ImageToImageFilter);
/** Number of dimensions. */
itkStaticConstMacro(NDimensions, unsigned int,
TInputImage::ImageDimension);
itkStaticConstMacro(InputDimension, unsigned int, 3);
/** Some convenient typedefs for input image. */
typedef TInputImage InputImageType;
typedef typename InputImageType::ConstPointer InputImagePointer;
typedef typename InputImageType::RegionType InputImageRegionType;
typedef typename InputImageType::PixelType InputImagePixelType;
typedef Point< double, 3 > PointType;
typedef Point< double, 2 > ProjPlanePointType;
/** Standard matrix type for this class. */
typedef Matrix< double, itkGetStaticConstMacro(InputDimension), itkGetStaticConstMacro(InputDimension) > MatrixType;
/** typedef for the vector type. */
typedef TVector VectorType;
/** typedef for the polyline type. */
typedef TPolyline PolylineType;
/** typedef for the output image. */
typedef TOutputImage OutputImageType;
typedef typename OutputImageType::Pointer OutputImagePointer;
typedef typename OutputImageType::RegionType OutputImageRegionType;
typedef typename OutputImageType::PixelType OutputImagePixelType;
/** Set input image. */
void SetInput1(const InputImageType *image);
/** Set input polyline. */
void SetInput2(const PolylineType *polyline);
/** Set/Get viewing direction vector. */
itkSetMacro(ViewVector, VectorType);
itkGetConstMacro(ViewVector, VectorType);
/** Set/Get up direction vector. */
itkSetMacro(UpVector, VectorType);
itkGetConstMacro(UpVector, VectorType);
/** Set/Get camera center point. */
itkSetMacro(CameraCenterPoint, PointType);
itkGetConstMacro(CameraCenterPoint, PointType);
/** Set/Get focal distance of the camera. */
itkSetMacro(FocalDistance, double);
itkGetConstMacro(FocalDistance, double);
/** Set/Get camera focal point on the projection plane. */
itkSetMacro(FocalPoint, ProjPlanePointType);
itkGetConstMacro(FocalPoint, ProjPlanePointType);
/** Generate 3D rotation matrix using the viewing and up vectors. */
void GenerateRotationMatrix();
/** 3D rotation and perspective projection transform. */
ProjPlanePointType TransformProjectPoint(PointType inputPoint);
#ifdef ITK_USE_CONCEPT_CHECKING
// Begin concept checking
itkConceptMacro( VectorHasNumericTraitsCheck,
( Concept::HasNumericTraits< typename VectorType::ValueType > ) );
// End concept checking
#endif
protected:
PolylineMaskImageFilter();
virtual ~PolylineMaskImageFilter() ITK_OVERRIDE {}
virtual void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;
virtual void GenerateData() ITK_OVERRIDE;
private:
ITK_DISALLOW_COPY_AND_ASSIGN(PolylineMaskImageFilter);
VectorType m_ViewVector;
VectorType m_UpVector;
MatrixType m_RotationMatrix;
PointType m_CameraCenterPoint;
ProjPlanePointType m_FocalPoint;
double m_FocalDistance;
};
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkPolylineMaskImageFilter.hxx"
#endif
#endif
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