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/*=========================================================================
Program: Visualization Toolkit
Module: DistributedData.cxx
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.
=========================================================================*/
// This test focus on noticed buggy behaviour based on the smallest basis
#include "vtkTestUtilities.h"
#include "vtkSortedTableStreamer.h"
#include "vtkTable.h"
#include "vtkDoubleArray.h"
#include "vtkUnsignedCharArray.h"
#include "vtkSmartPointer.h"
#include "vtkMultiProcessController.h"
#include "vtkDummyController.h"
#include <float.h>
// ----------------------------------------------------------------------------
void fillArray(vtkDoubleArray* array, double* dataPointer, int dataSize, const char* name)
{
array->SetName(name);
array->SetNumberOfComponents(1);
array->Allocate(dataSize);
for(int i=0;i<dataSize;i++)
{
array->InsertNextTuple1(dataPointer[i]);
}
}
// ----------------------------------------------------------------------------
// Return true if both array are equals
bool compareArray(vtkTable* table, const char* arrayName, double* dataPointer, int dataSize, bool print)
{
vtkDoubleArray* array = vtkDoubleArray::SafeDownCast(table->GetColumnByName(arrayName));
if(!array)
return false;
if(dataSize != array->GetNumberOfTuples())
return false;
for(int i=0;i<dataSize;i++)
{
if(print) cout << "Sorted value: " << array->GetValue(i) << " expected " << dataPointer[i] << endl;
if(array->GetValue(i) != dataPointer[i])
return false;
}
return true;
}
// ----------------------------------------------------------------------------
int sortWithSimilarValues(bool debug)
{
const int size = 10;
double dataArray[size] = { 0,1,2,1,3,1,3,1,2,100000 };
double sortedArray[size] = { 0,1,1,1,1,2,2,3,3,100000 };
vtkSmartPointer<vtkDoubleArray> dataToSort = vtkSmartPointer<vtkDoubleArray>::New();
fillArray(dataToSort.GetPointer(), dataArray, size, "data");
vtkSmartPointer<vtkTable> input = vtkSmartPointer<vtkTable>::New();
input->AddColumn(dataToSort);;
vtkSmartPointer<vtkSortedTableStreamer> sortingfilter = vtkSmartPointer<vtkSortedTableStreamer>::New();
sortingfilter->SetInputData(input.GetPointer());
sortingfilter->SetSelectedComponent(0);
sortingfilter->SetColumnNameToSort("data");
sortingfilter->SetBlock(0);
sortingfilter->SetBlockSize(1024);
sortingfilter->Update();
if(!compareArray(sortingfilter->GetOutput(), "data", sortedArray, size, debug))
{
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
// ----------------------------------------------------------------------------
int sortWithEpsilonValues(bool debug)
{
double epsilon = 1000 * FLT_EPSILON; // FIXME why the delta need to be so big ???
const int size = 10;
double dataArray[size];
double sortedArray[size];
for(int i=0;i<size;i++)
{
dataArray[size - i - 1] = sortedArray[i] = 10 + epsilon * i ;
}
vtkSmartPointer<vtkDoubleArray> dataToSort = vtkSmartPointer<vtkDoubleArray>::New();
fillArray(dataToSort.GetPointer(), dataArray, size, "data");
vtkSmartPointer<vtkTable> input = vtkSmartPointer<vtkTable>::New();
input->AddColumn(dataToSort);;
vtkSmartPointer<vtkSortedTableStreamer> sortingfilter = vtkSmartPointer<vtkSortedTableStreamer>::New();
sortingfilter->SetInputData(input.GetPointer());
sortingfilter->SetSelectedComponent(0);
sortingfilter->SetColumnNameToSort("data");
sortingfilter->SetBlock(0);
sortingfilter->SetBlockSize(1024);
sortingfilter->Update();
if(!compareArray(sortingfilter->GetOutput(), "data", sortedArray, size, debug))
{
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
// ----------------------------------------------------------------------------
int sortMagnitudeOnUnsignedCharVector()
{
vtkSmartPointer<vtkUnsignedCharArray> dataToSort = vtkSmartPointer<vtkUnsignedCharArray>::New();
dataToSort->SetNumberOfComponents(3);
dataToSort->SetName("data");
dataToSort->Allocate(3 * 128 * 128 * 128);
for(int r=0;r<256;r+=2)
{
for(int g=0;g<256;g+=2)
{
for(int b=0;b<256;b+=2)
{
dataToSort->InsertNextTuple3(r,g,b);
}
}
}
vtkSmartPointer<vtkTable> input = vtkSmartPointer<vtkTable>::New();
input->AddColumn(dataToSort);;
vtkSmartPointer<vtkSortedTableStreamer> sortingfilter = vtkSmartPointer<vtkSortedTableStreamer>::New();
sortingfilter->SetInputData(input.GetPointer());
sortingfilter->SetSelectedComponent(-1); // Magnitude
sortingfilter->SetColumnNameToSort("data");
sortingfilter->SetBlock(0);
sortingfilter->SetBlockSize(1024);
sortingfilter->Update();
return EXIT_SUCCESS;
}
// ----------------------------------------------------------------------------
int TestSortingTable(int vtkNotUsed(argc), char **vtkNotUsed(argv))
{
// Create Fake MPI controller
vtkDummyController* ctrl = vtkDummyController::New();
vtkMultiProcessController::SetGlobalController(ctrl);
int result = 0;
bool debug = false;
// --------------------------------------------------------------------------
cout << "Testing sorting with similar values: "
<< ((result += sortWithSimilarValues(debug)) ? "FAILED" : "SUCCESS")
<< endl;
// --------------------------------------------------------------------------
cout << "Testing sorting with epsilon values: "
<< ((result += sortWithEpsilonValues(debug)) ? "FAILED" : "SUCCESS")
<< endl;
// --------------------------------------------------------------------------
cout << "Testing sorting with magnitude on unsigned char: "
<< ((result += sortMagnitudeOnUnsignedCharVector())
? "FAILED" : "SUCCESS")
<< endl;
// --------------------------------------------------------------------------
// --------------------------------------------------------------------------
// Delete Fake MPI controller
vtkMultiProcessController::SetGlobalController(0);
ctrl->Delete();
return result;
}
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