In addition if it can be made to work, the pigs organs would be a better match for the patient, as the pigs organs could be genetically engineered to match.
This could make them a better match than one from another human.
The bottom line is, either you accept harvesting organs from pigs, or you don't. That should be a personal choice.
If people do not want it, then fine, don't have it, but do not presume to speak for others.
Seeking to stop this sort of treatment is backward, and offensive to humankind.