void ImageArithmGenericFilter<args_info_type>::InitializeImageType()
{
ADD_DEFAULT_IMAGE_TYPES(Dim);
- ADD_VEC_IMAGE_TYPE(3u,3u,float);
- ADD_VEC_IMAGE_TYPE(3u,3u,double);
}
//--------------------------------------------------------------------
IteratorType it(input1, input1->GetLargestPossibleRegion());
// typedef input2
- typename ImageType::Pointer input2 = NULL;
+ typename ImageType::Pointer input2 = ITK_NULLPTR;
IteratorType it2;
// Special case for normalisation
output->SetRegions(input1->GetLargestPossibleRegion());
output->SetOrigin(input1->GetOrigin());
output->SetSpacing(input1->GetSpacing());
+ output->SetDirection(input1->GetDirection());
output->Allocate();
// Set output iterator
typedef itk::ImageRegionIterator<OutputImageType> IteratorOutputType;
break;
case 2: // Divide
while (!ito.IsAtEnd()) {
- if (it1.Get() != 0)
+ if (it2.Get() != 0)
ito.Set(PixelTypeDownCast<double, PixelType>((double)it1.Get() / (double)it2.Get()));
else ito.Set(mDefaultPixelValue);
++it1;
case 8: // Relative Difference
while (!ito.IsAtEnd()) {
if (it1.Get() != 0) ito.Set(PixelTypeDownCast<double, PixelType>(((double)it1.Get()-(double)it2.Get()))/(double)it1.Get());
- else ito.Set(0.0);
+ else ito.Set(mDefaultPixelValue);
++it1;
++it2;
++ito;
++ito;
}
break;
- case 7: // Log
+ case 7: // ln
while (!it.IsAtEnd()) {
if (it.Get() > 0)
ito.Set(PixelTypeDownCast<double, PixelType>(log((double)it.Get())));
++ito;
}
break;
+ case 13: // -ln I/I0
+ while (!it.IsAtEnd()) {
+ if (it.Get() == 0) { // special case for fluence image with 0 value in a pixel -> consider 0.5
+ ito.Set(-log(0.5 / mScalar) );
+ }
+ else {
+ ito.Set(PixelTypeDownCast<double, PixelType>(-log((double)it.Get() / mScalar)) );
+ }
+ ++it;
+ ++ito;
+ }
+ break;
default: // error ?
std::cerr << "ERROR : the operation number (" << mTypeOfOperation << ") is not known." << std::endl;
exit(-1);