- mImage->GetTransform()->GetMatrix()->SetElement(j,i,itkMat[j][i]);
- mImage->UpdateReslice();
+ matrix->SetElement(j,i,itkMat[j][i]);
+
+ mImage->GetTransform()->PostMultiply();
+ mImage->GetTransform()->Concatenate(matrix);
+ mImage->GetTransform()->Update();