Method GenerateData

Filters/General/vtkRandomAttributeGenerator.cxx:118–282

------------------------------------------------------------------------------ This method does the data type allocation and switching for various types.

//------------------------------------------------------------------------------
// This method does the data type allocation and switching for various types.
vtkDataArray* vtkRandomAttributeGenerator::GenerateData(
  int dataType, vtkIdType numTuples, int numComp, int minComp, int maxComp, double min, double max)
{
  vtkDataArray* dataArray = nullptr;

  switch (dataType)
  {
    case VTK_CHAR:
    {
      dataArray = vtkCharArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      char* data = static_cast<vtkCharArray*>(dataArray)->GetPointer(0);
      this->GenerateRandomTuples(data, numTuples, numComp, minComp, maxComp, min, max);
    }
    break;
    case VTK_UNSIGNED_CHAR:
    {
      dataArray = vtkUnsignedCharArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      unsigned char* data = static_cast<vtkUnsignedCharArray*>(dataArray)->GetPointer(0);
      this->GenerateRandomTuples(data, numTuples, numComp, minComp, maxComp, min, max);
    }
    break;
    case VTK_SHORT:
    {
      dataArray = vtkShortArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      short* data = static_cast<vtkShortArray*>(dataArray)->GetPointer(0);
      this->GenerateRandomTuples(data, numTuples, numComp, minComp, maxComp, min, max);
    }
    break;
    case VTK_UNSIGNED_SHORT:
    {
      dataArray = vtkUnsignedShortArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      unsigned short* data = static_cast<vtkUnsignedShortArray*>(dataArray)->GetPointer(0);
      this->GenerateRandomTuples(data, numTuples, numComp, minComp, maxComp, min, max);
    }
    break;
    case VTK_INT:
    {
      dataArray = vtkIntArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      int* data = static_cast<vtkIntArray*>(dataArray)->GetPointer(0);
      this->GenerateRandomTuples(data, numTuples, numComp, minComp, maxComp, min, max);
    }
    break;
    case VTK_UNSIGNED_INT:
    {
      dataArray = vtkUnsignedIntArray::New();
      dataArray->SetNumberOfComponents(numComp);
      dataArray->SetNumberOfTuples(numTuples);
      unsigned int* data = static_cast<vtkUnsignedIntArray*>(dataArray)->GetPointer(0);