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/*=========================================================================
Program: Visualization Toolkit
Module: TestGDALRasterReader.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.
=========================================================================*/
#include <vtkGDALRasterReader.h>
#include <vtkNew.h>
#include <vtkUniformGrid.h>
#include <iostream>
// Main program
int TestGDALRasterNoDataValue(int argc, char** argv)
{
if (argc < 3)
{
std::cerr << "Expected TestName -D InputFile.tif" << std::endl;
return -1;
}
std::string inputFileName(argv[2]);
// Create reader to read shape file.
vtkNew<vtkGDALRasterReader> reader;
reader->SetFileName(inputFileName.c_str());
reader->Update();
vtkUniformGrid *rasterImage = vtkUniformGrid::SafeDownCast(
reader->GetOutput());
int numErrors = 0;
if (!rasterImage->HasAnyBlankPoints())
{
std::cerr << "Error image has no blank points" << std::endl;
++numErrors;
}
if (!rasterImage->HasAnyBlankCells())
{
std::cerr << "Error image has no blank cells" << std::endl;
++numErrors;
}
double *scalarRange = rasterImage->GetScalarRange();
if ((scalarRange[0] < -888.5) || (scalarRange[0]) > -887.5)
{
std::cerr << "Error scalarRange[0] should be -888.0, not "
<< scalarRange[0] << std::endl;
++numErrors;
}
if ((scalarRange[1] < 9998.5) || (scalarRange[1] > 9999.5))
{
std::cerr << "Error scalarRange[1] should be 9999.0, not "
<< scalarRange[1] << std::endl;
++numErrors;
}
//std::cout << "numErrors: " << numErrors << std::endl;
return numErrors;
}
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