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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 "itkFrustumSpatialFunction.h"
#include "itkTestingMacros.h"
#include <set>
int
itkFrustumSpatialFunctionTest(int, char *[])
{
// 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 frustum spatial function
using FrustumSpatialFunctionType = itk::FrustumSpatialFunction<PointDimension, PointType>;
// Create the frustum spatial function
auto frustrumSpatialFunction = FrustumSpatialFunctionType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(frustrumSpatialFunction, FrustumSpatialFunction, InteriorExteriorSpatialFunction);
// Set the frustum properties
FrustumSpatialFunctionType::InputType apex;
apex.Fill(1.1);
frustrumSpatialFunction->SetApex(apex);
ITK_TEST_SET_GET_VALUE(apex, frustrumSpatialFunction->GetApex());
double topPlane = 50.0;
frustrumSpatialFunction->SetTopPlane(topPlane);
ITK_TEST_SET_GET_VALUE(topPlane, frustrumSpatialFunction->GetTopPlane());
double bottomPlane = 10.0;
frustrumSpatialFunction->SetBottomPlane(bottomPlane);
ITK_TEST_SET_GET_VALUE(bottomPlane, frustrumSpatialFunction->GetBottomPlane());
double angleZ = 36;
frustrumSpatialFunction->SetAngleZ(angleZ);
ITK_TEST_SET_GET_VALUE(angleZ, frustrumSpatialFunction->GetAngleZ());
double apertureAngleX = 54;
frustrumSpatialFunction->SetApertureAngleX(apertureAngleX);
ITK_TEST_SET_GET_VALUE(apertureAngleX, frustrumSpatialFunction->GetApertureAngleX());
double apertureAngleY = 120;
frustrumSpatialFunction->SetApertureAngleY(apertureAngleY);
ITK_TEST_SET_GET_VALUE(apertureAngleY, frustrumSpatialFunction->GetApertureAngleY());
// Test for a rotation in the XZ plane
//
auto rotationPlane = static_cast<FrustumSpatialFunctionType::FrustumRotationPlaneType>(1);
frustrumSpatialFunction->SetRotationPlane(rotationPlane);
ITK_TEST_SET_GET_VALUE(rotationPlane, frustrumSpatialFunction->GetRotationPlane());
// Define inside/outside points to test the function
FrustumSpatialFunctionType::InputType insidePoint;
insidePoint[0] = 20.0;
insidePoint[1] = 15.0;
insidePoint[2] = 1.0;
FrustumSpatialFunctionType::InputType outsidePoint1;
outsidePoint1[0] = 0.0;
outsidePoint1[1] = 2.0;
outsidePoint1[2] = 1.0;
FrustumSpatialFunctionType::InputType outsidePoint2;
outsidePoint2[0] = 20.0;
outsidePoint2[1] = 2.0;
outsidePoint2[2] = 20.0;
FrustumSpatialFunctionType::InputType outsidePoint3;
outsidePoint3[0] = 1.0;
outsidePoint3[1] = 40.0;
outsidePoint3[2] = 200.0;
FrustumSpatialFunctionType::InputType outsidePoint4;
outsidePoint4[0] = 20.0;
outsidePoint4[1] = 40.0;
outsidePoint4[2] = 1.0;
FrustumSpatialFunctionType::OutputType insidePointOutputValue = frustrumSpatialFunction->Evaluate(insidePoint);
FrustumSpatialFunctionType::OutputType outsidePointOutputValue1 = frustrumSpatialFunction->Evaluate(outsidePoint1);
FrustumSpatialFunctionType::OutputType outsidePointOutputValue2 = frustrumSpatialFunction->Evaluate(outsidePoint2);
int testStatus = EXIT_SUCCESS;
if (!insidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Inside point: " << insidePoint << std::endl;
std::cerr << " is outside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue1)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint1 << std::endl;
std::cerr << " point to be outside bottom/top planes" << std::endl;
std::cerr << " is inside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue2)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint2 << std::endl;
std::cerr << " point to be outside due to aperture in X" << std::endl;
std::cerr << " is inside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
// Test for a rotation in the YZ plane
//
rotationPlane = static_cast<FrustumSpatialFunctionType::FrustumRotationPlaneType>(2);
frustrumSpatialFunction->SetRotationPlane(rotationPlane);
ITK_TEST_SET_GET_VALUE(rotationPlane, frustrumSpatialFunction->GetRotationPlane());
insidePoint[0] = 20.0;
insidePoint[1] = 15.0;
insidePoint[2] = 1.0;
outsidePoint1[0] = 0.0;
outsidePoint1[1] = 2.0;
outsidePoint1[2] = 1.0;
outsidePoint2[0] = 20.0;
outsidePoint2[1] = 2.0;
outsidePoint2[2] = 20.0;
insidePointOutputValue = frustrumSpatialFunction->Evaluate(insidePoint);
outsidePointOutputValue1 = frustrumSpatialFunction->Evaluate(outsidePoint1);
outsidePointOutputValue2 = frustrumSpatialFunction->Evaluate(outsidePoint2);
if (!insidePointOutputValue)
{
std::cerr << "Error " << std::endl;
std::cerr << " Inside point: " << insidePoint << std::endl;
std::cerr << " is outside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue1)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint1 << std::endl;
std::cerr << " point to be outside bottom/top planes" << std::endl;
std::cerr << " is inside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
if (outsidePointOutputValue2)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint2 << std::endl;
std::cerr << " point to be outside due to aperture in Y" << std::endl;
std::cerr << " is inside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
// Test for the condition where the top plane is less than the bottom plane
topPlane = 10.0;
frustrumSpatialFunction->SetTopPlane(topPlane);
bottomPlane = 50.0;
frustrumSpatialFunction->SetBottomPlane(bottomPlane);
outsidePointOutputValue1 = frustrumSpatialFunction->Evaluate(outsidePoint1);
if (outsidePointOutputValue1)
{
std::cerr << "Error " << std::endl;
std::cerr << " Expected : " << outsidePoint1 << std::endl;
std::cerr << " point to be outside bottom/top planes" << std::endl;
std::cerr << " is inside frustum" << std::endl;
std::cerr << "Test FAILED ! " << std::endl;
testStatus = EXIT_FAILURE;
}
// Test streaming enumeration for FrustumSpatialFunctionEnums elements
const std::set<itk::FrustumSpatialFunctionEnums::RotationPlane> allRotationPlanes{
itk::FrustumSpatialFunctionEnums::RotationPlane::RotateInXZPlane,
itk::FrustumSpatialFunctionEnums::RotationPlane::RotateInYZPlane
};
for (const auto & ee : allRotationPlanes)
{
std::cout << "STREAMED ENUM VALUE itk::FrustumSpatialFunctionEnums::RotationPlane: " << ee << std::endl;
}
return testStatus;
}
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