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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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
*
* http://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 "itkContourSpatialObject.h"
#include <iostream>
#include "itkMath.h"
/**
* This is a test for itkContourSpatialObject. It runs all methods and checks
* the correctness of each result. There are several potential issues
* surrounding the IsInside method. The IsEvaluable and ValueAt methods both
* depend on IsInside and at the moment IsInside will always return false. It
* is unclear whether this is done intentionally to indicate that nothing can
* be inside the contour or whether this is a bug that needs fixing.
*/
int itkContourSpatialObjectTest(int, char* [])
{
//
// Set up data
//
const unsigned int NumDimensions = 2;
typedef itk::ContourSpatialObject<NumDimensions> SpatialObjectType;
// contour is a unit square
SpatialObjectType::ControlPointType pt1;
pt1.SetPickedPoint(0,0);
SpatialObjectType::ControlPointType pt2;
pt2.SetPickedPoint(1,0);
SpatialObjectType::ControlPointType pt3;
pt3.SetPickedPoint(1,1);
SpatialObjectType::ControlPointType pt4;
pt4.SetPickedPoint(0,1);
SpatialObjectType::Pointer contour = SpatialObjectType::New();
//
// Test ComputeBoundingBox before data added
//
if (contour->ComputeLocalBoundingBox())
{
std::cout << "[FAILED] computed bounding box without data " << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] ComputeLocalBoundingBox before data" << std::endl;
//
// Test Control Points (SetControlPoints, GetControlPoints, GetNumberOfControlPoints,
// GetControlPoint)
//
SpatialObjectType::ControlPointListType controlPointList;
controlPointList.push_back(pt1);
controlPointList.push_back(pt2);
controlPointList.push_back(pt3);
controlPointList.push_back(pt4);
contour->SetControlPoints(controlPointList);
// check number of points
if (contour->GetNumberOfControlPoints() != 4)
{
std::cout << "[FAILED] Did not add the right number of control points" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] GetNumberOfControlPoints" << std::endl;
// check values of points
if (itk::Math::NotAlmostEquals( contour->GetControlPoints()[0].GetPickedPoint()[0], pt1.GetPickedPoint()[0] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[0].GetPickedPoint()[1], pt1.GetPickedPoint()[1] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[1].GetPickedPoint()[0], pt2.GetPickedPoint()[0] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[1].GetPickedPoint()[1], pt2.GetPickedPoint()[1] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[2].GetPickedPoint()[0], pt3.GetPickedPoint()[0] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[2].GetPickedPoint()[1], pt3.GetPickedPoint()[1] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[3].GetPickedPoint()[0], pt4.GetPickedPoint()[0] ) ||
itk::Math::NotAlmostEquals( contour->GetControlPoints()[3].GetPickedPoint()[1], pt4.GetPickedPoint()[1] ))
{
std::cout << "[FAILED] Did not add/retrieve control point list correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetControlPoints" << std::endl;
// check retrieval of a single point
if (itk::Math::NotAlmostEquals(contour->GetControlPoint(0)->GetPickedPoint()[0], pt1.GetPickedPoint()[0]) ||
itk::Math::NotAlmostEquals(contour->GetControlPoint(0)->GetPickedPoint()[1], pt1.GetPickedPoint()[1]))
{
std::cout << "[FAILED] Did not retrieve single control point correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] GetControlPoint" << std::endl;
//
// Test Set/Get Closed
//
// first set to not closed and test
contour->SetClosed(false);
if (contour->GetClosed())
{
std::cout << "[FAILED] Did not set/retrieve closed property correctly" << std::endl;
return EXIT_FAILURE;
}
// then set it to closed and test
contour->SetClosed(true);
if (!contour->GetClosed())
{
std::cout << "[FAILED] Did not set/retrieve closed property correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetClosed" << std::endl;
//
// Test Set/Get DisplayOrientation
//
contour->SetDisplayOrientation(1);
if (contour->GetDisplayOrientation() != 1)
{
std::cout << "[FAILED] Did not set/retrieve display orientation correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetDisplayOrientation" << std::endl;
//
// Test Set/Get AttachedToSlice
//
// first test with no slice
if (contour->GetAttachedToSlice() != -1)
{
std::cout << "[FAILED] Did not retrieve -1 when not slice" << std::endl;
return EXIT_FAILURE;
}
// then test when attached to a slice
contour->SetAttachedToSlice(1);
if (contour->GetAttachedToSlice() != 1)
{
std::cout << "[FAILED] Did not set/retrieve proper slice" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetAttachedToSlice" << std::endl;
//
// Test Set/Get InterpolationType
//
contour->SetInterpolationType(SpatialObjectType::LINEAR_INTERPOLATION);
if (contour->GetInterpolationType() != SpatialObjectType::LINEAR_INTERPOLATION)
{
std::cout << "[FAILED] Did not set/retrieve interpolation type correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetInterpolationType" << std::endl;
//
// Test Interpolation Points (SetInterpolationPoints, GetInterpolationPoints,
// GetNumberOfInterpolationPoints, GetInterpolationPoint)
//
SpatialObjectType::InterpolatedPointType intPt1;
intPt1.SetPosition(0,0.5);
SpatialObjectType::InterpolatedPointType intPt2;
intPt2.SetPosition(0.5,0);
SpatialObjectType::InterpolatedPointListType interpPointList;
interpPointList.push_back(intPt1);
interpPointList.push_back(intPt2);
contour->SetInterpolatedPoints(interpPointList);
// check number of points
if (contour->GetNumberOfInterpolatedPoints() != 2)
{
std::cout << "[FAILED] Did not add the right number of interpolated points" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] GetNumberOfInterpolatedPoints" << std::endl;
// check values of points
if (itk::Math::NotAlmostEquals(contour->GetInterpolatedPoints()[0].GetPosition()[0], intPt1.GetPosition()[0]) ||
itk::Math::NotAlmostEquals(contour->GetInterpolatedPoints()[0].GetPosition()[1], intPt1.GetPosition()[1]) ||
itk::Math::NotAlmostEquals(contour->GetInterpolatedPoints()[1].GetPosition()[0], intPt2.GetPosition()[0]) ||
itk::Math::NotAlmostEquals(contour->GetInterpolatedPoints()[1].GetPosition()[1], intPt2.GetPosition()[1]))
{
std::cout << "[FAILED] Did not add/retrieve interpolated point list correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] Set/GetInterpolatedPoints" << std::endl;
// check retrieval of a single point
if (itk::Math::NotAlmostEquals(contour->GetInterpolatedPoint(0)->GetPosition()[0], intPt1.GetPosition()[0]) ||
itk::Math::NotAlmostEquals(contour->GetInterpolatedPoint(0)->GetPosition()[1], intPt1.GetPosition()[1]))
{
std::cout << "[FAILED] Did not retrieve single interpolated point correctly" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] GetInterpolatedPoint" << std::endl;
//
// Test ComputeLocalBoundingBox
//
if (!contour->ComputeLocalBoundingBox())
{
std::cout << "[FAILED] faild bounding box computation" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] ComputeLocalBoundingBox" << std::endl;
//
// Test IsInside (at this point, this should always return false)
//
SpatialObjectType::PointType testPoint;
testPoint[0] = 0;
testPoint[1] = 0;
if (contour->IsInside(testPoint))
{
std::cout << "[FAILED] Somehow returned true for IsInside" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] IsInside" << std::endl;
//
// Test IsEvaluableAt (should always return false since IsInside always returns false)
//
if (contour->IsEvaluableAt(testPoint))
{
std::cout << "[FAILED] Somehow returned true for IsEvaluableAt" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] IsEvaluableAt" << std::endl;
//
// Test ValueAt (should always return false and val=0 since IsInside always returns false)
//
double val = -1;
double* valPtr = &val;
if (contour->ValueAt(testPoint, *valPtr) || itk::Math::NotExactlyEquals(val, contour->GetDefaultOutsideValue()))
{
std::cout << "[FAILED] Somehow returned true for ValueAt" << std::endl;
return EXIT_FAILURE;
}
std::cout << "[PASSED] ValueAt" << std::endl;
//
// Run PrintSelf for the sake of coverage (and to make sure no segfault/exceptions arise)
//
itk::Indent idt;
contour->Print(std::cout, idt);
//
// All tests executed successfully
//
return EXIT_SUCCESS;
}
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