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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 itkLabelSelectionPixelAccessor_h
#define itkLabelSelectionPixelAccessor_h
#include "itkImageAdaptor.h"
namespace itk
{
namespace Accessor
{
/** \class LabelSelectionPixelAccessor
* \brief Return a binary mask of the selected label
*
* LabelSelectionPixelAccessor is templated over an internal type and an
* external type representation. This class cast the input
* applies the function to it and cast the result according
* to the types defined as template parameters
*
* \ingroup ImageAdaptors
* \ingroup ITKImageAdaptors
* \ingroup GenericLabelInterpolator
*/
template <class TInternalType, class TExternalType>
class ITK_EXPORT LabelSelectionPixelAccessor
{
public:
/** External type alias. It defines the external aspect
* that this class will exhibit. */
using ExternalType = TExternalType;
/** Internal type alias. It defines the internal real
* representation of data. */
using InternalType = TInternalType;
void
SetAcceptedValue(TInternalType value)
{
m_AcceptedValue = value;
}
inline TExternalType
Get(const TInternalType & input) const
{
return (TExternalType)((input == m_AcceptedValue) ? 1 : 0);
}
protected:
TInternalType m_AcceptedValue;
};
} // end namespace Accessor
} // end namespace itk
#endif
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