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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.
*
*=========================================================================*/
#include "itkShiSparseLevelSetImage.h"
#include "itkTestingMacros.h"
int
itkShiSparseLevelSetImageTest(int, char *[])
{
constexpr unsigned int Dimension = 2;
using SparseLevelSetType = itk::ShiSparseLevelSetImage<Dimension>;
using LabelMapType = SparseLevelSetType::LabelMapType;
using IndexType = LabelMapType::IndexType;
IndexType index;
index.Fill(3);
auto labelMap = LabelMapType::New();
labelMap->SetBackgroundValue(3);
for (int i = 0; i < 4; ++i)
{
++index[1];
labelMap->SetPixel(index, -3);
}
index[1] = 2;
labelMap->SetPixel(index, -1);
index[1] = 1;
labelMap->SetPixel(index, 1);
index[1] = 7;
labelMap->SetPixel(index, -1);
index[1] = 8;
labelMap->SetPixel(index, 1);
auto phi = SparseLevelSetType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(phi, ShiSparseLevelSetImage, LevelSetSparseImage);
phi->SetLabelMap(labelMap);
index[0] = 3;
index[1] = 3;
if (phi->Evaluate(index) != 3)
{
std::cout << index << ' ' << phi->Evaluate(index) << " != 3" << std::endl;
return EXIT_FAILURE;
}
index[0] = 3;
index[1] = 4;
if (phi->Evaluate(index) != -3)
{
std::cout << index << ' ' << phi->Evaluate(index) << " != -3" << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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