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/*
* Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* 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
*
* 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 "otbImageRegionTileMapSplitter.h"
#include <fstream>
int otbImageRegionTileMapSplitter(int itkNotUsed(argc), char* argv[])
{
const int Dimension = 2;
typedef otb::ImageRegionTileMapSplitter<Dimension> FilterType;
typedef FilterType::IndexType IndexType;
typedef FilterType::SizeType SizeType;
typedef FilterType::RegionType RegionType;
std::ofstream outfile(argv[1]);
FilterType::Pointer filter = FilterType::New();
RegionType region, region2;
unsigned int nb, nbSplitTheoric, nbAsked;
IndexType index;
SizeType size;
// Case 1
index[0] = 45;
index[1] = 45;
size[0] = 1000;
size[1] = 1500;
nbSplitTheoric = 10;
nbAsked = 2;
region.SetSize(size);
region.SetIndex(index);
nb = filter->GetNumberOfSplits(region, nbSplitTheoric);
region2 = filter->GetSplit(nbAsked, nb, region);
outfile << "\nCase 1 \n";
outfile << "Input region: " << region << std::endl;
outfile << "Input NumberOfSplits: " << nbSplitTheoric << std::endl;
outfile << "Output GetNumberOfSplits: " << nb << std::endl;
outfile << "Output GetSplit(" << nbAsked << "," << nb << ", input region): " << std::endl;
outfile << "Output region: " << region2 << std::endl;
// Case 2
index[0] = 45;
index[1] = 45;
size[0] = 1048576;
size[1] = 1048576;
nbSplitTheoric = 16777216;
nbAsked = 2;
region.SetSize(size);
region.SetIndex(index);
nb = filter->GetNumberOfSplits(region, nbSplitTheoric);
region2 = filter->GetSplit(nbAsked, nb, region);
outfile << "\nCase 2 \n";
outfile << "Input region: " << region << std::endl;
outfile << "Input NumberOfSplits: " << nbSplitTheoric << std::endl;
outfile << "Output GetNumberOfSplits: " << nb << std::endl;
outfile << "Output GetSplit(" << nbAsked << "," << nb << ", input region): " << std::endl;
outfile << "Output region: " << region2 << std::endl;
// Case 3
index[0] = 45;
index[1] = 45;
size[0] = 1048576;
size[1] = 1048576;
nbSplitTheoric = 23;
nbAsked = 4;
region.SetSize(size);
region.SetIndex(index);
nb = filter->GetNumberOfSplits(region, nbSplitTheoric);
region2 = filter->GetSplit(nbAsked, nb, region);
outfile << "\nCase 3 \n";
outfile << "Input region: " << region << std::endl;
outfile << "Input NumberOfSplits: " << nbSplitTheoric << std::endl;
outfile << "Output GetNumberOfSplits: " << nb << std::endl;
outfile << "Output GetSplit(" << nbAsked << "," << nb << ", input region): " << std::endl;
outfile << "Output region: " << region2 << std::endl;
// Case 4
index[0] = 45;
index[1] = 45;
size[0] = 1048576;
size[1] = 1024;
nbSplitTheoric = 16777216;
nbAsked = 16387;
region.SetSize(size);
region.SetIndex(index);
nb = filter->GetNumberOfSplits(region, nbSplitTheoric);
region2 = filter->GetSplit(nbAsked, nb, region);
outfile << "\nCase 4 \n";
outfile << "Input region: " << region << std::endl;
outfile << "Input NumberOfSplits: " << nbSplitTheoric << std::endl;
outfile << "Output GetNumberOfSplits: " << nb << std::endl;
outfile << "Output GetSplit(" << nbAsked << "," << nb << ", input region): " << std::endl;
outfile << "Output region: " << region2 << std::endl;
// Case 5
index[0] = 0;
index[1] = 0;
size[0] = 513;
size[1] = 5376;
nbSplitTheoric = 8;
nbAsked = 9;
region.SetSize(size);
region.SetIndex(index);
nb = filter->GetNumberOfSplits(region, nbSplitTheoric);
region2 = filter->GetSplit(nbAsked, nb, region);
outfile << "\nCase 5 \n";
outfile << "Input region: " << region << std::endl;
outfile << "Input NumberOfSplits: " << nbSplitTheoric << std::endl;
outfile << "Output GetNumberOfSplits: " << nb << std::endl;
outfile << "Output GetSplit(" << nbAsked << "," << nb << ", input region): " << std::endl;
outfile << "Output region: " << region2 << std::endl;
outfile.close();
return EXIT_SUCCESS;
}
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