[( *u_ptr ) = ( *u_ptr ) + 7 * ( ( *c_ptr ) - ( *u_ptr ) );] https://github.com/fengwang/Stable-Diffusion-NCNN/blob/e3ba9d807c0c40197c8b13be2d94c690b52f7045/stable_diffusion.hpp#L385 why?
Stable-Diffusion-NCNN/stable_diffusion.hpp
Line 385 in e3ba9d8
why?