UE4 still does not have any proper way to do tinted glass

[Deathrey (DeathreyCG)]

@Manoel.Neto

There is no GPU blending mode that can do color modulation and color addition at the same time, therefore your request is impossible at the hardware level(*): you need to do it in two blend passes (first modulate, then additive).

Output-Merger Stage - Win32 apps