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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 "itkImage.h"
#include <iostream>
#include <fstream>
template <unsigned int TDimension>
void
TestTransform()
{
using ImageType = itk::Image<float, TDimension>;
auto image = ImageType::New();
auto orientedImage = ImageType::New();
typename ImageType::PointType origin;
for (unsigned int i = 0; i < TDimension; ++i)
{
origin[i] = static_cast<double>(i * 100);
}
image->SetOrigin(origin);
orientedImage->SetOrigin(origin);
using RegionType = itk::ImageRegion<TDimension>;
using IndexType = typename RegionType::IndexType;
using SizeType = typename RegionType::SizeType;
typename ImageType::PointType point;
RegionType region;
SizeType size;
size.Fill(10);
region.SetSize(size);
IndexType index;
index.Fill(5);
std::cout << "TransformIndexToPhysicalPoint..." << std::endl;
orientedImage->TransformIndexToPhysicalPoint(index, point);
std::cout << " Image: " << index << " -> " << point << std::endl;
image->TransformIndexToPhysicalPoint(index, point);
std::cout << " Image: " << index << " -> " << point << std::endl;
std::cout << "TransformPhysicalPointToIndex..." << std::endl;
const bool isInsideOrientedImage = orientedImage->TransformPhysicalPointToIndex(point, index);
std::cout << " Image: " << point << " -> " << index << (isInsideOrientedImage ? " inside" : " outside")
<< std::endl;
const bool isInsideImage = image->TransformPhysicalPointToIndex(point, index);
std::cout << " Image: " << point << " -> " << index << (isInsideImage ? " inside" : " outside")
<< std::endl;
}
int
itkImageTransformTest(int, char *[])
{
TestTransform<8>();
TestTransform<3>();
TestTransform<2>();
TestTransform<1>();
return EXIT_SUCCESS;
}
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