Method TransformContinuousIndexToPhysicalPoint

Common/DataModel/vtkImageData.cxx:1610–1618

useful for when the ImageData is not available but the information spacing, origin, direction are

// useful for when the ImageData is not available but the information
// spacing, origin, direction are
void vtkImageData::TransformContinuousIndexToPhysicalPoint(double i, double j, double k,
  double const origin[3], double const spacing[3], double const direction[9], double xyz[3])
{
  for (int c = 0; c < 3; ++c)
  {
    xyz[c] = i * spacing[0] * direction[c * 3] + j * spacing[1] * direction[c * 3 + 1] +
      k * spacing[2] * direction[c * 3 + 2] + origin[c];
  }
}

//------------------------------------------------------------------------------
void vtkImageData::TransformContinuousIndexToPhysicalPoint(