Here is what it looks like in Unreal Engine 4.23 with real time GI. Ignore the black background, the HDRIBackdrop(sklylight) is buggy when combine with real-time GI, so I had to turn it off.
Here is what it looks like in Unreal Engine 4.23 with real time GI. Ignore the black background, the HDRIBackdrop(sklylight) is buggy when combine with real-time GI, so I had to turn it off.