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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 <iostream>
#include "itkFixedArray.h"
// Explicit instantiation to make sure all methods are compiled.
template class itk::FixedArray<float, 3>;
void
Set_c_Array(int x[3])
{
x[0] = 1;
x[1] = 2;
x[2] = 3;
}
void
Print_Array(itk::FixedArray<int, 3> x, std::ostream & os)
{
os << '{' << x[0] << ',' << x[1] << ',' << x[2] << '}' << std::endl;
}
void
Print_c_ArrayConst(const int x[3], std::ostream & os)
{
os << '{' << x[0] << ',' << x[1] << ',' << x[2] << '}' << std::endl;
}
void
Print_Array5(itk::FixedArray<int, 5> x, std::ostream & os)
{
os << '{' << x[0] << ',' << x[1] << ',' << x[2] << ',' << x[3] << ',' << x[4] << '}' << std::endl;
}
int
itkFixedArrayTest(int, char *[])
{
// Test out many combinations of using c-style arrays and FixedArray
int c_Array1[3] = { 0, 0, 0 };
Set_c_Array(c_Array1);
Print_Array(c_Array1, std::cout);
Print_c_ArrayConst(c_Array1, std::cout);
int c_Array2[3] = { 0, 0, 0 };
Print_Array(c_Array2, std::cout);
int array3Init[3] = { 4, 4, 4 };
itk::FixedArray<int, 3> array3 = array3Init;
Print_Array(array3, std::cout);
Print_c_ArrayConst(array3.GetDataPointer(), std::cout);
Set_c_Array(array3.GetDataPointer());
Print_Array(array3, std::cout);
itk::FixedArray<int, 3> array4;
array4.Fill(0);
Print_Array(array4, std::cout);
// Test operator!= and operator==
if (array4 != array4)
return EXIT_FAILURE; // should be equal
if (!(array4 == array4))
return EXIT_FAILURE; // should be equal
// Test Get/Set element
constexpr unsigned int n = 20;
itk::FixedArray<unsigned int, n> array20;
for (unsigned int i = 0; i < n; ++i)
{
array20.SetElement(i, i);
}
for (unsigned int k = 0; k < n; ++k)
{
if (array20.GetElement(k) != k)
{
std::cerr << "Set/Get element test failed" << std::endl;
return EXIT_FAILURE;
}
}
std::cout << "FixedArray<unsigned int, 20>::Iterator it = array20.Begin();" << std::endl;
itk::FixedArray<unsigned int, 20>::Iterator it = array20.Begin();
while (it != array20.End())
{
std::cout << *it << std::endl;
++it;
}
std::cout << "FixedArray<unsigned int, 20>::Iterator it = array20.End();" << std::endl;
itk::FixedArray<unsigned int, 20>::Iterator bit = array20.End();
while (--bit >= array20.Begin())
{
std::cout << *bit << std::endl;
}
std::cout << "FixedArray<unsigned int, 20>::ConstIterator it = array20.Begin();" << std::endl;
itk::FixedArray<unsigned int, 20>::ConstIterator cit = array20.Begin();
while (cit != array20.End())
{
std::cout << *cit << std::endl;
++cit;
}
std::cout << "FixedArray<unsigned int, 20>::reverse_iterator rit = array20.rbegin();" << std::endl;
itk::FixedArray<unsigned int, 20>::reverse_iterator rit = array20.rbegin();
while (rit != array20.rend())
{
std::cout << *rit << std::endl;
++rit;
}
std::cout << "FixedArray<unsigned int, 20>::const_reverse_iterator crit = array20.rbegin();" << std::endl;
itk::FixedArray<unsigned int, 20>::const_reverse_iterator crit = array20.rbegin();
while (crit != array20.rend())
{
std::cout << *crit << std::endl;
++crit;
}
// Try all index types
#define TRY_INDEX_CONST(T) \
{ \
T in = 10; \
if (array20[in] != 10) \
{ \
std::cerr << "index failed" << std::endl; \
return EXIT_FAILURE; \
} \
} \
ITK_MACROEND_NOOP_STATEMENT
TRY_INDEX_CONST(short);
TRY_INDEX_CONST(unsigned short);
TRY_INDEX_CONST(int);
TRY_INDEX_CONST(unsigned int);
TRY_INDEX_CONST(long);
TRY_INDEX_CONST(unsigned long);
TRY_INDEX_CONST(long long);
TRY_INDEX_CONST(unsigned long long);
#define TRY_INDEX(T) \
{ \
T in = 10; \
array20[in] = 10; \
} \
ITK_MACROEND_NOOP_STATEMENT
TRY_INDEX(short);
TRY_INDEX(unsigned short);
TRY_INDEX(int);
TRY_INDEX(unsigned int);
TRY_INDEX(long);
TRY_INDEX(unsigned long);
TRY_INDEX(long long);
TRY_INDEX(unsigned long long);
return EXIT_SUCCESS;
}
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