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/*=========================================================================
Program: Visualization Toolkit
Module: ArraySparseArrayToTable.cxx
-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include <vtkAbstractArray.h>
#include <vtkArrayData.h>
#include <vtkSmartPointer.h>
#include <vtkSparseArray.h>
#include <vtkSparseArrayToTable.h>
#include <vtkTable.h>
#include <vtksys/ios/iostream>
#include <vtksys/stl/stdexcept>
#define test_expression(expression) \
{ \
if(!(expression)) \
throw std::runtime_error("Expression failed: " #expression); \
}
int ArraySparseArrayToTable(int vtkNotUsed(argc), char *vtkNotUsed(argv)[])
{
try
{
vtkSmartPointer<vtkSparseArray<double> > array = vtkSmartPointer<vtkSparseArray<double> >::New();
array->Resize(10, 10, 10);
array->SetDimensionLabel(0, "i");
array->SetDimensionLabel(1, "j");
array->SetDimensionLabel(2, "k");
array->AddValue(0, 0, 0, 1);
array->AddValue(1, 2, 3, 2);
array->AddValue(4, 5, 6, 3);
vtkSmartPointer<vtkArrayData> array_data = vtkSmartPointer<vtkArrayData>::New();
array_data->AddArray(array);
vtkSmartPointer<vtkSparseArrayToTable> convert = vtkSmartPointer<vtkSparseArrayToTable>::New();
convert->SetInputData(0, array_data);
convert->SetValueColumn("value");
convert->Update();
vtkTable* const table = convert->GetOutput();
table->Dump(8);
test_expression(table->GetNumberOfColumns() == 4);
test_expression(table->GetColumn(0)->GetName() == vtkStdString("i"));
test_expression(table->GetColumn(1)->GetName() == vtkStdString("j"));
test_expression(table->GetColumn(2)->GetName() == vtkStdString("k"));
test_expression(table->GetColumn(3)->GetName() == vtkStdString("value"));
test_expression(table->GetNumberOfRows() == 3);
test_expression(table->GetValue(0, 0).ToInt() == 0);
test_expression(table->GetValue(0, 1).ToInt() == 0);
test_expression(table->GetValue(0, 2).ToInt() == 0);
test_expression(table->GetValue(0, 3).ToDouble() == 1);
test_expression(table->GetValue(1, 0).ToInt() == 1);
test_expression(table->GetValue(1, 1).ToInt() == 2);
test_expression(table->GetValue(1, 2).ToInt() == 3);
test_expression(table->GetValue(1, 3).ToDouble() == 2);
test_expression(table->GetValue(2, 0).ToInt() == 4);
test_expression(table->GetValue(2, 1).ToInt() == 5);
test_expression(table->GetValue(2, 2).ToInt() == 6);
test_expression(table->GetValue(2, 3).ToDouble() == 3);
return 0;
}
catch(std::exception& e)
{
cerr << e.what() << endl;
return 1;
}
}
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