// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include "vtkDataArray.h"
#include "vtkDoubleArray.h"
#include "vtkImageAccumulate.h"
#include "vtkImageData.h"
#include "vtkSmartPointer.h"
#include "vtkStringScanner.h"

#include <iostream>

int ImageAccumulateLarge(int argc, char* argv[])
{
  vtkIdType dim;
  if (argc < 2)
  {
    std::cout << "Usage: " << argv[0] << " dimension" << std::endl;
    return EXIT_FAILURE;
  }
  // For routine testing (nightly, local) we keep these dimensions small
  // To test bin overflow, change the 32, to 2048
  VTK_FROM_CHARS_IF_ERROR_RETURN(argv[1], dim, EXIT_FAILURE);

  // Allocate an image
  vtkSmartPointer<vtkImageData> image = vtkSmartPointer<vtkImageData>::New();
  image->SetDimensions(dim, dim, dim);
  image->AllocateScalars(VTK_UNSIGNED_CHAR, 1);

  // Initialize the image with zeroes and ones
  vtkIdType oneBinExpected = 10;
  vtkIdType zeroBinExpected = dim * dim * dim - oneBinExpected;

  memset(image->GetScalarPointer(oneBinExpected, 0, 0), 0, zeroBinExpected);
  memset(image->GetScalarPointer(0, 0, 0), 1, oneBinExpected);

  vtkSmartPointer<vtkImageAccumulate> filter = vtkSmartPointer<vtkImageAccumulate>::New();
  filter->SetInputData(image);
  filter->SetComponentExtent(0, 1, 0, 0, 0, 0);
  filter->SetComponentOrigin(0, 0, 0);
  filter->SetComponentSpacing(1, 1, 1);
  filter->Update();
  vtkIdType zeroBinResult =
    (*(static_cast<vtkIdType*>(filter->GetOutput()->GetScalarPointer(0, 0, 0))));
  vtkIdType oneBinResult =
    (*(static_cast<vtkIdType*>(filter->GetOutput()->GetScalarPointer(1, 0, 0))));
  int status = EXIT_SUCCESS;
  if (zeroBinResult != zeroBinExpected)
  {
    std::cout << "Expected the 0 bin count to be " << zeroBinExpected << " but got "
              << zeroBinResult << std::endl;
    status = EXIT_FAILURE;
  }
  if (oneBinResult != oneBinExpected)
  {
    std::cout << "Expected the 1 bin count to be " << oneBinExpected << " but got " << oneBinResult
              << std::endl;
    status = EXIT_FAILURE;
  }

  return status;
}