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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 "itkHeavisideStepFunction.h"
int itkHeavisideStepFunctionTest1( int, char* [] )
{
typedef double InputType;
typedef double OutputType;
typedef itk::HeavisideStepFunction< InputType, OutputType > HeavisideFunctionBaseType;
HeavisideFunctionBaseType::Pointer functionBase0 = HeavisideFunctionBaseType::New();
std::cout << "GetNameOfClass() = " << functionBase0->GetNameOfClass() << std::endl;
functionBase0->Print( std::cout );
const signed int minValue = -20;
const signed int maxValue = 20;
const InputType incValue = 0.1;
for( signed int x = minValue; x < maxValue; x++ )
{
const InputType ix = x * incValue;
OutputType f = functionBase0->Evaluate( ix );
OutputType df = functionBase0->EvaluateDerivative( ix );
std::cout << ix << " " << f << " " << df << std::endl;
}
return EXIT_SUCCESS;
}
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