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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 "itkConicShellInteriorExteriorSpatialFunction.h"
#include "itkMath.h"
#include "itkTestingMacros.h"
int
itkConicShellInteriorExteriorSpatialFunctionTest(int, char *[])
{
int testStatus = EXIT_SUCCESS;
// Define the dimensionality
constexpr unsigned int PointDimension = 3;
// Define the point coordinate representation type
using PointCoordRepType = float;
// Define the point type
using PointType = itk::Point<PointCoordRepType, PointDimension>;
// Define the type for the conic spatial function
using ConicShellInteriorExteriorSpatialFunctionType =
itk::ConicShellInteriorExteriorSpatialFunction<PointDimension, PointType>;
// Create the conic shell function
ConicShellInteriorExteriorSpatialFunctionType::Pointer conicShellInteriorExteriorSpatialFunction =
ConicShellInteriorExteriorSpatialFunctionType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(conicShellInteriorExteriorSpatialFunction,
ConicShellInteriorExteriorSpatialFunction,
InteriorExteriorSpatialFunction);
// Set the conic shell properties
ConicShellInteriorExteriorSpatialFunctionType::InputType origin;
origin.Fill(1.0);
conicShellInteriorExteriorSpatialFunction->SetOrigin(origin);
ITK_TEST_SET_GET_VALUE(origin, conicShellInteriorExteriorSpatialFunction->GetOrigin());
ConicShellInteriorExteriorSpatialFunctionType::GradientType originGradient;
originGradient.Fill(1.6);
originGradient.GetVnlVector().normalize();
conicShellInteriorExteriorSpatialFunction->SetOriginGradient(originGradient);
double tolerance = 10e-6;
std::cerr.precision(static_cast<int>(itk::Math::abs(std::log10(tolerance))));
for (unsigned int i = 0; i < originGradient.Size(); ++i)
{
if (!itk::Math::FloatAlmostEqual(
originGradient[i], conicShellInteriorExteriorSpatialFunction->GetOriginGradient()[i], 10, tolerance))
{
std::cerr << "Error " << std::endl;
std::cerr << " originGradient[" << i << "] = " << originGradient[i] << std::endl;
std::cerr << " differs from " << conicShellInteriorExteriorSpatialFunction->GetOriginGradient()[i];
std::cerr << " by more than " << tolerance << std::endl;
testStatus = EXIT_FAILURE;
}
}
double distanceMin = 10.0;
conicShellInteriorExteriorSpatialFunction->SetDistanceMin(distanceMin);
ITK_TEST_SET_GET_VALUE(distanceMin, conicShellInteriorExteriorSpatialFunction->GetDistanceMin());
double distanceMax = 50.0;
conicShellInteriorExteriorSpatialFunction->SetDistanceMax(distanceMax);
ITK_TEST_SET_GET_VALUE(distanceMax, conicShellInteriorExteriorSpatialFunction->GetDistanceMax());
double epsilon = 1e-3;
conicShellInteriorExteriorSpatialFunction->SetEpsilon(epsilon);
ITK_TEST_SET_GET_VALUE(epsilon, conicShellInteriorExteriorSpatialFunction->GetEpsilon());
bool polarity = false;
ITK_TEST_SET_GET_BOOLEAN(conicShellInteriorExteriorSpatialFunction, Polarity, polarity);
// Define two points to test the function
ConicShellInteriorExteriorSpatialFunctionType::InputType insidePoint;
insidePoint[0] = 20.4;
insidePoint[1] = 19.7;
insidePoint[2] = 19.2;
ConicShellInteriorExteriorSpatialFunctionType::InputType outsidePoint;
outsidePoint[0] = 0.0;
outsidePoint[1] = 2.0;
outsidePoint[2] = 1.0;
ConicShellInteriorExteriorSpatialFunctionType::OutputType insidePointOutputValue =
conicShellInteriorExteriorSpatialFunction->Evaluate(insidePoint);
ConicShellInteriorExteriorSpatialFunctionType::OutputType outsidePointOutputValue =
conicShellInteriorExteriorSpatialFunction->Evaluate(outsidePoint);
if (!insidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << insidePoint << std::endl;
std::cerr << " point to be inside conic shell" << std::endl;
std::cerr << " is outside conic shell" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint << std::endl;
std::cerr << " point to be outside conic shell" << std::endl;
std::cerr << " is inside conic shell" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
// Test for the opposite polarity
//
polarity = true;
ITK_TEST_SET_GET_BOOLEAN(conicShellInteriorExteriorSpatialFunction, Polarity, polarity);
insidePoint[0] = 60.0;
insidePoint[1] = 60.0;
insidePoint[2] = 60.0;
outsidePoint[0] = 0.0;
outsidePoint[1] = 2.0;
outsidePoint[2] = 1.0;
insidePointOutputValue = conicShellInteriorExteriorSpatialFunction->Evaluate(insidePoint);
outsidePointOutputValue = conicShellInteriorExteriorSpatialFunction->Evaluate(outsidePoint);
if (!insidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << insidePoint << std::endl;
std::cerr << " point to be inside conic shell" << std::endl;
std::cerr << " is outside conic shell" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
// ToDo
// Check this case. See
// https://insightsoftwareconsortium.atlassian.net/browse/ITK-3536
// testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint << std::endl;
std::cerr << " point to be outside conic shell" << std::endl;
std::cerr << " is inside conic shell" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
return testStatus;
}
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