Creating Comparison Two texture

Hello Everyone !

I need you help to create a system Comparison of 2 textures, i screen a pic and compare to another pic
is possible to create this system on C++ and on Blueprint

Example :
Sans titre.png

Pictures = Textures & Pic1/Pic2 = Texture 1/Texture 2
Thanks !

Nobody can help me?

Other example :

Nobody can help me ?

You posted it in the wrong section, this should probably be in Rendering. But maybe you could do this with a material function.